Zulip Chat Archive

Stream: Is there code for X?

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Topics:

• Nested Function.update on Fin k (5 messages, latest: Feb 28 2026 at 11:15)
• Horseshoe lemma (3 messages, latest: Feb 27 2026 at 14:09)
• Subst with an expression (11 messages, latest: Feb 27 2026 at 11:50)
• Ordinal.typein = NatCast (12 messages, latest: Feb 27 2026 at 08:17)
• Path algebra of a quiver (43 messages, latest: Feb 27 2026 at 02:17)
• Monotone function maps iSup to iSup (12 messages, latest: Feb 26 2026 at 17:06)
• Minkowski Lattice Theorem (33 messages, latest: Feb 26 2026 at 14:15)
• Basis "flags" indexed by poset (1 message, latest: Feb 26 2026 at 13:32)
• Singular Value Decomposition (96 messages, latest: Feb 25 2026 at 18:09)
• Converting infinite sums to integrals (5 messages, latest: Feb 25 2026 at 15:41)
• Deriving dot notation from class instances (26 messages, latest: Feb 25 2026 at 12:31)
• Classical if then else (6 messages, latest: Feb 24 2026 at 19:46)
• long exact sequences of derived functors (9 messages, latest: Feb 24 2026 at 13:01)
• Gröbner bases (35 messages, latest: Feb 24 2026 at 10:41)
• Tactic to find minimal typeclass (6 messages, latest: Feb 23 2026 at 18:07)
• sSup (f '' s) = f (sSup s) (17 messages, latest: Feb 23 2026 at 10:32)
• ContMDiff and restriction to opens (14 messages, latest: Feb 22 2026 at 23:03)
• hasDerivWithinAt_pi for EuclideanSpace or Lp normed spaces (7 messages, latest: Feb 22 2026 at 21:36)
• Polynomial.Monic.eq_zero_of_dvd_of_degree_lt (3 messages, latest: Feb 22 2026 at 16:49)
• ZFC with Grothendieck universes (2 messages, latest: Feb 22 2026 at 14:10)
• Riemann integrability (7 messages, latest: Feb 22 2026 at 13:58)
• Is there a computable way to get a Rat out of AddCircle? (5 messages, latest: Feb 21 2026 at 22:26)
• Adamek's fixed point theorem (2 messages, latest: Feb 21 2026 at 18:09)
• Product of categories (12 messages, latest: Feb 20 2026 at 20:55)
• Results on elements of number fields and ideals (14 messages, latest: Feb 19 2026 at 16:22)
• Functoriality of MvPolynomial (10 messages, latest: Feb 19 2026 at 15:28)
• Extract computational procedure of List.Subset (11 messages, latest: Feb 19 2026 at 10:17)
• semilattice homomorphism monotonicity (3 messages, latest: Feb 19 2026 at 08:13)
• Map structure where the values are strictly positive (12 messages, latest: Feb 19 2026 at 06:58)
• Weak compactness of closed balls in a reflexive Banach space (8 messages, latest: Feb 18 2026 at 19:59)
• Kernels Lemma (2 messages, latest: Feb 18 2026 at 11:27)
• setting BitVec (12 messages, latest: Feb 17 2026 at 18:04)
• A function to union a list of lists (8 messages, latest: Feb 17 2026 at 13:19)
• Preimages of Iic (5 messages, latest: Feb 17 2026 at 02:23)
• A finite set that is a CompleteLattice (13 messages, latest: Feb 16 2026 at 13:52)
• Partial labeled partition / Disjoint set map (6 messages, latest: Feb 16 2026 at 13:24)
• Galois theory applied to prime decomposition (59 messages, latest: Feb 16 2026 at 08:14)
• Measure on affine space (47 messages, latest: Feb 14 2026 at 23:51)
• (path) connected components are a partition (2 messages, latest: Feb 14 2026 at 20:17)
• Lambda Calculus and its variations (6 messages, latest: Feb 14 2026 at 19:37)
• Gelfand-Tornheim theorem (2 messages, latest: Feb 14 2026 at 17:25)
• a * b < a * c and b < c implies 0 < a (6 messages, latest: Feb 14 2026 at 14:13)
• Compute Nat.primeFactors (62 messages, latest: Feb 14 2026 at 08:10)
• continuity of a function between generalized loop space (6 messages, latest: Feb 14 2026 at 00:59)
• Sublist elimination to Type (1 message, latest: Feb 13 2026 at 15:10)
• Lagrange inversion formula (6 messages, latest: Feb 11 2026 at 08:08)
• pointwise curl operator in Mathlib? (7 messages, latest: Feb 10 2026 at 23:47)
• natural density (5 messages, latest: Feb 10 2026 at 21:06)
• Can grind be used to infer implicit arguments? (3 messages, latest: Feb 10 2026 at 16:19)
• Image of a monoid hom is a monoid (7 messages, latest: Feb 10 2026 at 13:59)
• Spectral radius of a self-adjoint operator (5 messages, latest: Feb 09 2026 at 21:53)
• compact operators and Fredholm determinant (5 messages, latest: Feb 09 2026 at 18:19)
• loogle queries (565 messages, latest: Feb 09 2026 at 17:34)
• eventual monotonicity for summable_condensed_iff (13 messages, latest: Feb 09 2026 at 09:34)
• ignore proof obligations (3 messages, latest: Feb 09 2026 at 07:22)
• Summing over a Finite type which is not a Fintype (38 messages, latest: Feb 08 2026 at 11:27)
• Finite sets with named elements (13 messages, latest: Feb 08 2026 at 11:21)
• To List or not to List? (6 messages, latest: Feb 08 2026 at 00:44)
• Is there a Prolog-like tactic? (16 messages, latest: Feb 07 2026 at 23:55)
• Matrix version of symmetric characterization (4 messages, latest: Feb 07 2026 at 17:15)
• A tactic for beta reduction (2 messages, latest: Feb 07 2026 at 04:17)
• Specify and reason about all values produced by iterator (6 messages, latest: Feb 06 2026 at 11:40)
• List.tail/List.dropLast + List.take (11 messages, latest: Feb 06 2026 at 06:49)
• Definition by recursion: introducing variables, etc. (29 messages, latest: Feb 06 2026 at 00:55)
• Each term of the upper central series is characteristic (3 messages, latest: Feb 05 2026 at 22:27)
• Two countable dense boolean algebras are isomorphic (2 messages, latest: Feb 05 2026 at 18:45)
• change of basepoint for homotopy groups π_ n (5 messages, latest: Feb 05 2026 at 15:08)
• Asymptotics of gaussianReal (1 message, latest: Feb 05 2026 at 13:07)
• Filter.EventuallyLT (7 messages, latest: Feb 05 2026 at 09:44)
• Intblasting for mixed bitvector-integer goals? (7 messages, latest: Feb 05 2026 at 07:17)
• The minimum of a Set if it exists else bot (54 messages, latest: Feb 04 2026 at 23:34)
• limit comparison test for sums (4 messages, latest: Feb 04 2026 at 19:04)
• identDistrib and hasLaw (6 messages, latest: Feb 04 2026 at 17:05)
• Polynomial pigeonhole (2 messages, latest: Feb 04 2026 at 13:40)
• biSup_inf_le (14 messages, latest: Feb 03 2026 at 22:46)
• algebraic element over algebraically closed field (14 messages, latest: Feb 02 2026 at 22:17)
• Sheafification of schanuel topos (1 message, latest: Feb 02 2026 at 20:09)
• List.eraseDups.Nodup (5 messages, latest: Feb 01 2026 at 23:06)
• Cardinal.mk is strictly monotonic on finite sets (8 messages, latest: Feb 01 2026 at 20:53)
• Reals modulo period (14 messages, latest: Feb 01 2026 at 00:30)
• LinearMap.IsSymmetric.eigenvalues has all the eigenvalues (17 messages, latest: Jan 31 2026 at 20:18)
• cast "h : n = m" on groupCohmology (7 messages, latest: Jan 31 2026 at 20:11)
• MaximalFor P (g ∘ f) i → MaximalFor P f i (3 messages, latest: Jan 31 2026 at 18:14)
• Example Code of Matrix Rank (19 messages, latest: Jan 31 2026 at 14:05)
• Polynomial.int (7 messages, latest: Jan 31 2026 at 13:17)
• IsAlgClosed docstring (3 messages, latest: Jan 31 2026 at 12:08)
• Algebraically closed subfield (5 messages, latest: Jan 31 2026 at 12:02)
• Explicit theorem about div/mod injectivity. (29 messages, latest: Jan 31 2026 at 08:11)
• ZMod to cyclic group (11 messages, latest: Jan 31 2026 at 01:52)
• Range of frobenius minus one (33 messages, latest: Jan 30 2026 at 21:22)
• A nonzero function does not change sign (7 messages, latest: Jan 30 2026 at 03:33)
• Omit compilation and run the executable binary in the .lake (30 messages, latest: Jan 29 2026 at 17:55)
• Randomization Lemma (2 messages, latest: Jan 29 2026 at 06:55)
• Typeclass for nontrivial topology (9 messages, latest: Jan 29 2026 at 01:09)
• Monotone Finsupp.prod (2 messages, latest: Jan 28 2026 at 22:43)
• indep_of_indep_of_le for iIndep (7 messages, latest: Jan 28 2026 at 18:12)
• Pick's Theorem (18 messages, latest: Jan 27 2026 at 23:22)
• Filter.map (fun x ↦ c * x) (4 messages, latest: Jan 27 2026 at 07:18)
• coercion from a Pi Subtype (14 messages, latest: Jan 27 2026 at 02:21)
• Nat.card version of card_orbit_mul_card_stabilizer_eq_card_g (7 messages, latest: Jan 26 2026 at 22:12)
• Topic: π₁(S¹) ≅ ℤ via covering space monodromy (5 messages, latest: Jan 26 2026 at 06:32)
• StronglyMeaurable.div₀ (2 messages, latest: Jan 25 2026 at 22:59)
• Characteristic of a field is > n (2 messages, latest: Jan 25 2026 at 21:34)
• translation and dilation (7 messages, latest: Jan 25 2026 at 16:14)
• 'almost everywhere' version of le_of_forall_gt (4 messages, latest: Jan 24 2026 at 15:17)
• Möbius transformations (4 messages, latest: Jan 23 2026 at 09:32)
• Extension by zero Sheaf (4 messages, latest: Jan 23 2026 at 08:58)
• Torsion Theories for Abelian Categories (3 messages, latest: Jan 22 2026 at 13:44)
• Unfolding of and val from Nimbers in the CGT repo (10 messages, latest: Jan 22 2026 at 08:16)
• Krein–Smulian Theorem (3 messages, latest: Jan 22 2026 at 07:53)
• Right congruence (10 messages, latest: Jan 22 2026 at 07:16)
• lie algebra (77 messages, latest: Jan 22 2026 at 04:42)
• half_eq_one_div_two (14 messages, latest: Jan 21 2026 at 12:46)
• String compression algorithms (1 message, latest: Jan 21 2026 at 12:28)
• Set.Iio ⊤ = {⊤}ᶜ (6 messages, latest: Jan 20 2026 at 14:08)
• ENat.iInf_eq_nat_iff (26 messages, latest: Jan 19 2026 at 18:50)
• Do we by any chance have the BKK bound? (1 message, latest: Jan 18 2026 at 16:20)
• Measurability of Monotone/Right Continuous functions (5 messages, latest: Jan 18 2026 at 09:21)
• A ring is reduced if 0 has no nonzero square roots (27 messages, latest: Jan 16 2026 at 19:04)
• Lie group exponential map (9 messages, latest: Jan 16 2026 at 11:16)
• Is there a name for this notion? (24 messages, latest: Jan 16 2026 at 03:05)
• The sigma algebra of countable and cocountable Sets (5 messages, latest: Jan 16 2026 at 00:42)
• Wedderburn-Artin theorem (28 messages, latest: Jan 13 2026 at 01:12)
• truncation of total degree of a multivariate power series (4 messages, latest: Jan 11 2026 at 15:37)
• filter_upwards for a finite family (4 messages, latest: Jan 11 2026 at 01:11)
• orthogonalGroup and norm (1 message, latest: Jan 10 2026 at 08:48)
• Lemma about Finite Linear Ordered type (12 messages, latest: Jan 10 2026 at 07:21)
• Sanitize Lean file name (21 messages, latest: Jan 09 2026 at 13:39)
• symmetric induction (10 messages, latest: Jan 09 2026 at 02:17)
• Issues defining Combinatorial game (10 messages, latest: Jan 09 2026 at 00:02)
• Matrix.IsSymm for inverses (10 messages, latest: Jan 08 2026 at 11:03)
• InfiniteGalois.normalAutEquivQuotient is continuous (3 messages, latest: Jan 08 2026 at 10:50)
• Analogue of Fin.card_filter_univ_succ' with Fin.last n (1 message, latest: Jan 08 2026 at 07:43)
• iSup_insert and iSup_singleton for ℕ (27 messages, latest: Jan 08 2026 at 03:43)
• Nontrivial divisible group is infinite (3 messages, latest: Jan 07 2026 at 21:36)
• total variation distance between two PMFs (20 messages, latest: Jan 07 2026 at 19:43)
• Scientific literals for Pi types (2 messages, latest: Jan 07 2026 at 15:21)
• Int to Fin (10 messages, latest: Jan 07 2026 at 08:30)
• Dependent inductive parameter (41 messages, latest: Jan 07 2026 at 03:57)
• Real.sqrt_prod (8 messages, latest: Jan 06 2026 at 21:58)
• function from its graph (6 messages, latest: Jan 06 2026 at 17:30)
• Dual Functor (5 messages, latest: Jan 06 2026 at 12:55)
• Circularity of betweenness in R^2 (103 messages, latest: Jan 06 2026 at 11:00)
• mem ofDual iff (5 messages, latest: Jan 05 2026 at 16:19)
• Classification of Principal Bundles (7 messages, latest: Jan 05 2026 at 16:10)
• Matrix.one_eq_sum_single? (18 messages, latest: Jan 05 2026 at 10:23)
• Exponential Fields & Transseries (31 messages, latest: Jan 05 2026 at 09:11)
• Infinite sum of groups (2 messages, latest: Jan 05 2026 at 06:28)
• Ordered subfields (3 messages, latest: Jan 05 2026 at 04:42)
• continuous sublist (3 messages, latest: Jan 04 2026 at 08:05)
• Viewing proof state in documentation? (12 messages, latest: Jan 04 2026 at 08:04)
• IsOrderedRing for AddMonoidAlgebra (3 messages, latest: Jan 04 2026 at 05:44)
• iSup ≠ ⊤ (21 messages, latest: Jan 04 2026 at 02:59)
• if then else in Prop (8 messages, latest: Jan 03 2026 at 01:33)
• (T ∘ₗ adjoint T) and (adjoint T ∘ₗ T) are symmetric (1 message, latest: Jan 02 2026 at 21:10)
• FunLike with additional algebraic structure (12 messages, latest: Jan 02 2026 at 06:10)
• Lapalace Distribution (2 messages, latest: Dec 31 2025 at 15:14)
• Hybrid of csimp and implemented_by (12 messages, latest: Dec 31 2025 at 07:29)
• Absolute difference of cardinality bound (11 messages, latest: Dec 31 2025 at 04:30)
• LinearEquiv.prodCongrRight (2 messages, latest: Dec 30 2025 at 21:36)
• (∑ i ∈ s, f i) / (∑ i ∈ s, g i) ≤ max i ∈ s, (f i / g i) (38 messages, latest: Dec 30 2025 at 07:22)
• planar graphs (69 messages, latest: Dec 30 2025 at 04:18)
• Operator norm on non-continuous linear map (9 messages, latest: Dec 28 2025 at 20:05)
• Evaluate quotient of polynomials (2 messages, latest: Dec 28 2025 at 16:08)
• Fin.sum le (5 messages, latest: Dec 28 2025 at 12:41)
• being generic over List / Array / Stream? (11 messages, latest: Dec 28 2025 at 09:10)
• BitVec n → Vector Bool n (17 messages, latest: Dec 28 2025 at 07:36)
• Transitivity of Algebra instances (17 messages, latest: Dec 28 2025 at 01:33)
• Chow's Lemma (12 messages, latest: Dec 28 2025 at 00:56)
• Algebra from containment of intermediate fields (12 messages, latest: Dec 27 2025 at 19:38)
• Converting Lean.Expr to untyped lambda calculus (25 messages, latest: Dec 27 2025 at 17:54)
• Absolute Normal Closure (10 messages, latest: Dec 27 2025 at 17:11)
• Field rank nonzero (3 messages, latest: Dec 27 2025 at 14:32)
• Tried to find something like 'iroot' (6 messages, latest: Dec 27 2025 at 00:32)
• ¬BddAbove s → sSup s = 0 (25 messages, latest: Dec 26 2025 at 19:07)
• membership with interval (35 messages, latest: Dec 26 2025 at 18:03)
• Why List Monad is in mathlib and not in core ? (7 messages, latest: Dec 25 2025 at 02:30)
• extensional finite map inside inductive definition (20 messages, latest: Dec 24 2025 at 21:08)
• Heterogenous LE? (18 messages, latest: Dec 24 2025 at 17:32)
• Zero ring morphism implies trivial codomain (5 messages, latest: Dec 24 2025 at 13:06)
• Converting a Fin n → X to an ℕ →₀ X (2 messages, latest: Dec 24 2025 at 07:35)
• simproc equivalent of apply_ite for match statements (4 messages, latest: Dec 23 2025 at 20:34)
• Eq.rec with a constant does nothing: h ▸ c = c (15 messages, latest: Dec 23 2025 at 15:47)
• Inj_of_ncard_le (16 messages, latest: Dec 23 2025 at 15:33)
• bipartite iff does not contain an odd cycle (21 messages, latest: Dec 23 2025 at 03:48)
• MultiSemilinearMap (5 messages, latest: Dec 22 2025 at 20:04)
• Outer product of two vectors (19 messages, latest: Dec 22 2025 at 19:53)
• [deleted] (1 message, latest: Dec 22 2025 at 13:04)
• Helper lemmas for termination proofs for UInt types (25 messages, latest: Dec 21 2025 at 21:49)
• eexists as in Rocq (9 messages, latest: Dec 21 2025 at 20:44)
• Every point in an open subset of reals has an open interval (6 messages, latest: Dec 21 2025 at 17:59)
• Termination proof (7 messages, latest: Dec 21 2025 at 15:34)
• Simproc for permuting vector components (8 messages, latest: Dec 20 2025 at 15:35)
• How to deal with fundamental group (homotopy class) (47 messages, latest: Dec 19 2025 at 23:30)
• How to wisely state Homotopy lifting lemma (5 messages, latest: Dec 19 2025 at 23:21)
• Adjoint functor theorems for locally presentable categories (12 messages, latest: Dec 19 2025 at 22:20)
• convex combinations? (20 messages, latest: Dec 19 2025 at 21:14)
• Riemann-Roch (11 messages, latest: Dec 19 2025 at 14:39)
• n • G as a subgroup? (20 messages, latest: Dec 19 2025 at 14:20)
• OrderEmbedding that is an OrderIso on its image (9 messages, latest: Dec 19 2025 at 10:43)
• Continuity at isolated points (10 messages, latest: Dec 19 2025 at 00:25)
• Base change for modules over an algebra (70 messages, latest: Dec 18 2025 at 05:51)
• Calculus counterexamples (21 messages, latest: Dec 18 2025 at 01:09)
• homeomorphism of EuclideanSpace on ℝ (25 messages, latest: Dec 18 2025 at 00:09)
• Iff implies Finset.prod eq (4 messages, latest: Dec 17 2025 at 22:08)
• General topology lemma (complement is connected) (10 messages, latest: Dec 17 2025 at 22:01)
• cyclotomic = ∏ X - ζⁱ (27 messages, latest: Dec 17 2025 at 19:58)
• Products of Modular Forms (10 messages, latest: Dec 16 2025 at 20:40)
• Root isolations for real or complex roots (18 messages, latest: Dec 16 2025 at 17:46)
• Is there (mv) power series version for expand_char (5 messages, latest: Dec 16 2025 at 17:34)
• DiscreteTopology over the reals (21 messages, latest: Dec 16 2025 at 11:54)
• mutual induction-recursion (8 messages, latest: Dec 15 2025 at 10:51)
• Closed subgroup theorem (2 messages, latest: Dec 14 2025 at 22:02)
• Cocartesian and Bicartesian categories (7 messages, latest: Dec 14 2025 at 08:53)
• uniformity generated by a filter (3 messages, latest: Dec 14 2025 at 01:50)
• Discrete MetricSpace/EMetricSpace (11 messages, latest: Dec 14 2025 at 00:30)
• countable fibres, countable target => countable source (9 messages, latest: Dec 12 2025 at 12:12)
• second countable topology question (8 messages, latest: Dec 11 2025 at 20:56)
• Degree for compositum of fields (3 messages, latest: Dec 11 2025 at 14:44)
• InfiniteAdeleRing is a real algebra (5 messages, latest: Dec 11 2025 at 14:30)
• Why isn't there code for BitVec.foldr? (31 messages, latest: Dec 11 2025 at 04:06)
• dist is closed map (8 messages, latest: Dec 11 2025 at 03:03)
• Bit operation typeclasses (5 messages, latest: Dec 10 2025 at 20:00)
• Quotient map to orbit space is a covering map (8 messages, latest: Dec 10 2025 at 10:22)
• Quotient map to orbit space of group action is open (9 messages, latest: Dec 09 2025 at 22:40)
• cardinality of functions from Fin k (11 messages, latest: Dec 09 2025 at 11:07)
• Sequence of Sylow subgroups (17 messages, latest: Dec 08 2025 at 22:18)
• basis from basis of subspace and quotient (4 messages, latest: Dec 07 2025 at 23:07)
• Saturation of Ultraproducts? (10 messages, latest: Dec 07 2025 at 22:03)
• Confluent, Church-Rosser, diamond, etc. for relations (28 messages, latest: Dec 07 2025 at 21:42)
• A spanning set of size rk(M) forms a basis (34 messages, latest: Dec 07 2025 at 16:20)
• big subfield is algebra over small subfield (7 messages, latest: Dec 07 2025 at 16:18)
• induction using additional relation (7 messages, latest: Dec 07 2025 at 15:20)
• Print Trace for ring_nf (3 messages, latest: Dec 07 2025 at 07:03)
• Computable implementation for the Galois Field 128-bit (1 message, latest: Dec 07 2025 at 00:28)
• Mul instance on algebra homomorphisms from monoid algebra (30 messages, latest: Dec 05 2025 at 14:54)
• 'length' in topology (15 messages, latest: Dec 04 2025 at 23:18)
• Subtype corresponding to domain of partial function (3 messages, latest: Dec 04 2025 at 13:30)
• Two lemmas about rational power of natural number (12 messages, latest: Dec 04 2025 at 10:03)
• Is there a theorem in mathlib proving this nat inequality (5 messages, latest: Dec 03 2025 at 15:20)
• "%.5g" % x for Float (3 messages, latest: Dec 02 2025 at 21:52)
• proving about Rco (14 messages, latest: Dec 02 2025 at 20:32)
• How to beta-reduce/simplify or reduce types in Infoview? (17 messages, latest: Dec 02 2025 at 19:59)
• limit Ordinal smaller than sum of smaller ordinals (3 messages, latest: Dec 02 2025 at 13:45)
• Structure of (ZMod n)ˣ (13 messages, latest: Dec 02 2025 at 08:14)
• Whitney Extension Theorem (even in 1-d) (8 messages, latest: Dec 02 2025 at 01:45)
• Cotangent Bundle as a Manifold (11 messages, latest: Nov 30 2025 at 22:46)
• Polynomials are equal if they agree on a large enough set (2 messages, latest: Nov 30 2025 at 21:59)
• Counting isomorphism classes (7 messages, latest: Nov 28 2025 at 23:55)
• Proofs on toChunks list function (44 messages, latest: Nov 28 2025 at 15:40)
• Real.rpow tendsto atTop for negative exponents (12 messages, latest: Nov 28 2025 at 03:09)
• Monadic not (3 messages, latest: Nov 27 2025 at 12:20)
• Quadratic equations (33 messages, latest: Nov 26 2025 at 19:13)
• Universal property of polynomial ring (6 messages, latest: Nov 26 2025 at 16:23)
• ℕ is Noetherian ℕ-module but ℕ × ℕ is not (20 messages, latest: Nov 26 2025 at 01:32)
• Skeleton as a pseudofunctor (9 messages, latest: Nov 26 2025 at 00:11)
• slightly more general / specific versions of Łoś theorem (17 messages, latest: Nov 25 2025 at 21:25)
• Combining 2 List.maps (4 messages, latest: Nov 25 2025 at 16:39)
• setrel in uniformity isrefl (10 messages, latest: Nov 25 2025 at 13:17)
• surreals (but in parallel to Knuth book) (115 messages, latest: Nov 25 2025 at 07:16)
• UniformContinuous + TendstoUniformly -> UniformContinuous (10 messages, latest: Nov 25 2025 at 01:43)
• The derivative of a chart on a smooth manifold is smooth (16 messages, latest: Nov 24 2025 at 16:57)
• [✔ Cayley's theorem (groups as subgroups of permutation gr…](topic/.E2.9C.94.20Cayley's.20theorem.20(groups.20as.20subgroups.20of.20permutation.20gr.2E.2E.2E.html) (4 messages, latest: Nov 24 2025 at 14:57)
• Finite rank continuous linear map is compact (25 messages, latest: Nov 24 2025 at 09:28)
• API for avoiding defeq abuse with Cat 2-morphisms (9 messages, latest: Nov 23 2025 at 19:57)
• List.Forall canonical unpacking (4 messages, latest: Nov 23 2025 at 05:53)
• Is there a definition of a general real interval in Mathlib? (15 messages, latest: Nov 23 2025 at 02:23)
• LinearMap.CompatibleSMul instance (9 messages, latest: Nov 22 2025 at 19:38)
• action of polynomial functor on equiv (1 message, latest: Nov 22 2025 at 17:09)
• Is there a defintion for a regular parametrized curve? (4 messages, latest: Nov 22 2025 at 16:19)
• map-comap adjunction for relations (9 messages, latest: Nov 22 2025 at 15:56)
• compContinuousLinearMapCLMis Continuous? (1 message, latest: Nov 22 2025 at 05:10)
• Construct VectorBundleCore from VectorBundle (3 messages, latest: Nov 22 2025 at 04:48)
• extending a finitely support function over a sigma? (7 messages, latest: Nov 22 2025 at 02:26)
• LocallyFiniteOrderBot to LocallyFiniteOrder and OrderBot (1 message, latest: Nov 21 2025 at 21:04)
• equality case for Hölder's inequality (1 message, latest: Nov 21 2025 at 13:36)
• Std.Trans (5 messages, latest: Nov 21 2025 at 00:13)
• Gamma is strictly log convex (1 message, latest: Nov 20 2025 at 22:46)
• Linear Preorders and LawfulOrderMin (8 messages, latest: Nov 20 2025 at 19:36)
• complex conjugation (18 messages, latest: Nov 19 2025 at 18:44)
• Induction over the height of a derivation tree (9 messages, latest: Nov 19 2025 at 18:35)
• modByMonic_add_div (4 messages, latest: Nov 19 2025 at 18:16)
• tensor product of a complex by module (9 messages, latest: Nov 19 2025 at 16:44)
• isomorphism of functors (43 messages, latest: Nov 19 2025 at 11:19)
• Error-correcting codes (28 messages, latest: Nov 19 2025 at 05:14)
• multiplying a matrix and a vector in Euclidean space (19 messages, latest: Nov 18 2025 at 16:26)
• Applying constructors/theorems with equal arguments (3 messages, latest: Nov 18 2025 at 10:38)
• Is there a way to include only part of Mathlib? (5 messages, latest: Nov 18 2025 at 02:24)
• Continuous function reaches its supremum on a dense set (15 messages, latest: Nov 18 2025 at 02:09)
• Lemma dec_eq_refl : decEq x x = isTrue rfl? (60 messages, latest: Nov 17 2025 at 16:07)
• any element with correct order generates a cyclic group (21 messages, latest: Nov 17 2025 at 16:05)
• LinearMap.equivRange (4 messages, latest: Nov 17 2025 at 12:55)
• Implementation of bind for ProbabilityMeasure? (12 messages, latest: Nov 17 2025 at 11:37)
• Cauchy Sequence is a Cauchy Filter? (6 messages, latest: Nov 17 2025 at 07:28)
• Is there any shortening? (6 messages, latest: Nov 17 2025 at 02:30)
• Cycles of permutation appear to be missing glue lemmas (21 messages, latest: Nov 17 2025 at 01:52)
• ModuleCat.uliftFunctor (1 message, latest: Nov 16 2025 at 13:52)
• finite product measure on disjoint restrictions (4 messages, latest: Nov 16 2025 at 02:30)
• Compositum of fields (16 messages, latest: Nov 15 2025 at 17:11)
• Prime fields (4 messages, latest: Nov 15 2025 at 14:47)
• can't synthesize module instance (7 messages, latest: Nov 15 2025 at 13:43)
• Complex conjugation in the absolute Galois group (26 messages, latest: Nov 15 2025 at 13:33)
• Can this be done more elegantly? (5 messages, latest: Nov 14 2025 at 23:07)
• Localization commutes with tensor products (9 messages, latest: Nov 14 2025 at 21:59)
• Stalk of a sheaf of modules (6 messages, latest: Nov 14 2025 at 13:43)
• Adjoint operator for normed spaces (3 messages, latest: Nov 14 2025 at 06:06)
• Universal cover of a topological space (12 messages, latest: Nov 14 2025 at 00:20)
• MvRatFunc? (14 messages, latest: Nov 13 2025 at 22:42)
• and_imp_right_iff (4 messages, latest: Nov 13 2025 at 20:02)
• Checking isomorphism of sheafed spaces on stalks (3 messages, latest: Nov 13 2025 at 18:58)
• Limit of Lp norm is equal to L∞ norm (5 messages, latest: Nov 13 2025 at 12:15)
• Can this be done without mutual recursion? (12 messages, latest: Nov 13 2025 at 01:19)
• List.take_join (14 messages, latest: Nov 12 2025 at 20:04)
• Non-degenerate bilinear form and von Neumann boundedness (29 messages, latest: Nov 11 2025 at 16:28)
• Optimised dyadic rationals (8 messages, latest: Nov 11 2025 at 07:36)
• proper way to discharge DifferentiableOn deriv of comp (8 messages, latest: Nov 10 2025 at 20:11)
• Vector subspace of maximal dimension is top (3 messages, latest: Nov 10 2025 at 19:57)
• Quotient dlift (5 messages, latest: Nov 10 2025 at 16:20)
• Inverse direction of List.ofFn (10 messages, latest: Nov 10 2025 at 13:53)
• Lebesgue number lemma for paths? (4 messages, latest: Nov 10 2025 at 06:42)
• Double categories (1 message, latest: Nov 10 2025 at 00:39)
• restricting an open embedding to a preimage? (6 messages, latest: Nov 10 2025 at 00:21)
• Minimum of a convex function exists (17 messages, latest: Nov 09 2025 at 04:35)
• zipWithCount (26 messages, latest: Nov 08 2025 at 13:38)
• UpperSets in LinearOrder (7 messages, latest: Nov 07 2025 at 21:50)
• How to factor the largest power of X from a polynomial? (10 messages, latest: Nov 07 2025 at 16:38)
• Amenability of actions/groups (6 messages, latest: Nov 07 2025 at 14:14)
• List length induction (13 messages, latest: Nov 06 2025 at 17:55)
• Int.div_pow? (12 messages, latest: Nov 05 2025 at 21:45)
• Operator norm for (Fin n → ℝ) →L\[ℝ\] (Fin n → ℝ) (5 messages, latest: Nov 05 2025 at 19:55)
• Sequential version of Banach-Alaoglu (13 messages, latest: Nov 05 2025 at 18:06)
• Parametricity (6 messages, latest: Nov 05 2025 at 07:25)
• left exactness of hom (14 messages, latest: Nov 04 2025 at 01:28)
• coheyting operations on filters (1 message, latest: Nov 04 2025 at 00:35)
• finite extension of DVR (26 messages, latest: Nov 04 2025 at 00:00)
• Exponential is covering map (2 messages, latest: Nov 03 2025 at 23:43)
• Trichotomy of well-ordered sets (8 messages, latest: Nov 03 2025 at 20:25)
• maximum of a list known to be nonempty (47 messages, latest: Nov 02 2025 at 21:14)
• Std.TreeMap.getEntryLT?_is_lt (3 messages, latest: Nov 02 2025 at 19:18)
• Existence of a suitable basis (4 messages, latest: Nov 02 2025 at 10:59)
• CategoryTheory.Limits.IsBinaryProduct (3 messages, latest: Nov 02 2025 at 10:22)
• currying a continuous bilinear map to continuous linear map? (7 messages, latest: Nov 02 2025 at 08:07)
• Completion.map of linear map is linear (7 messages, latest: Nov 02 2025 at 00:55)
• Continuous bilinear → continuous linear (1 message, latest: Oct 31 2025 at 16:10)
• Is there a class for "composition of funlikes"? (9 messages, latest: Oct 31 2025 at 15:10)
• BigO pow lemma (7 messages, latest: Oct 31 2025 at 13:25)
• Proving nan != nan (113 messages, latest: Oct 31 2025 at 02:58)
• mutual dependent injectivity (19 messages, latest: Oct 30 2025 at 17:16)
• Can't subst (24 messages, latest: Oct 30 2025 at 15:01)
• Isomorphism of algebras obtained by adjoining elements (9 messages, latest: Oct 30 2025 at 13:10)
• Smooth compactly supported functions are dense in L^p (22 messages, latest: Oct 30 2025 at 04:16)
• Banach Space Fixed Point Theorem (15 messages, latest: Oct 29 2025 at 22:33)
• bundle sigma-algebra with a type (25 messages, latest: Oct 29 2025 at 21:48)
• Replacing .proj with .rec (5 messages, latest: Oct 29 2025 at 19:56)
• convex hull of spheres (12 messages, latest: Oct 29 2025 at 18:08)
• There's MonoidHom and AddMonoidHom but I need something else (10 messages, latest: Oct 29 2025 at 16:25)
• For a Dedekind domain, UFD implies PID (16 messages, latest: Oct 29 2025 at 15:35)
• Bool.not_surj? (32 messages, latest: Oct 28 2025 at 19:42)
• Improper integration on a line (3 messages, latest: Oct 28 2025 at 16:16)
• Free actions (15 messages, latest: Oct 28 2025 at 14:27)
• Adjugate of charmatrix (2 messages, latest: Oct 28 2025 at 00:43)
• Continuity of curried linear function (22 messages, latest: Oct 27 2025 at 12:53)
• Eta-reduce an expression (5 messages, latest: Oct 25 2025 at 09:35)
• A commutative simple ring is a field (30 messages, latest: Oct 25 2025 at 02:40)
• Convergence of Series of Tail Sequence (2 messages, latest: Oct 24 2025 at 19:08)
• minpoly of algebraic integers (16 messages, latest: Oct 24 2025 at 19:04)
• Std Trichotomous (95 messages, latest: Oct 24 2025 at 16:12)
• Characterisation of the integers (16 messages, latest: Oct 24 2025 at 14:28)
• (2, 3, 5).3 (37 messages, latest: Oct 24 2025 at 09:16)
• grind with theorems used (16 messages, latest: Oct 24 2025 at 09:04)
• Going from a place of Q to a natural prime which generates i (9 messages, latest: Oct 24 2025 at 06:16)
• [Solved] Trying to prove a recursive method terminates (2 messages, latest: Oct 24 2025 at 03:53)
• Transferring a walk to a subgraph (10 messages, latest: Oct 24 2025 at 03:28)
• Stating that a group has a specific presentation (16 messages, latest: Oct 23 2025 at 20:35)
• Fixed points of involutions on sets of odd order (4 messages, latest: Oct 23 2025 at 17:36)
• better tactics for real analysis? (38 messages, latest: Oct 23 2025 at 00:08)
• unramified extensions of local fields (47 messages, latest: Oct 22 2025 at 22:02)
• set like equivalence of lists without converting to finsets (13 messages, latest: Oct 22 2025 at 18:55)
• Hamiltonian paths define a bijection with Fin n (20 messages, latest: Oct 22 2025 at 17:01)
• How to handle Type in this definition (21 messages, latest: Oct 22 2025 at 14:48)
• 2 members of a set with 2 elements (4 messages, latest: Oct 21 2025 at 21:36)
• Upper and Lower Bounds of Cosine (8 messages, latest: Oct 21 2025 at 19:41)
• counting field embeddings (4 messages, latest: Oct 21 2025 at 02:35)
• State of etale cohomology (7 messages, latest: Oct 20 2025 at 18:48)
• Quotient of linear order is linear order (230 messages, latest: Oct 19 2025 at 20:57)
• sum over single element (5 messages, latest: Oct 19 2025 at 19:56)
• Extending a RingHom by adjoining new elements (11 messages, latest: Oct 19 2025 at 19:50)
• convex analysis: tangentConeAt frontier of a convex set (34 messages, latest: Oct 18 2025 at 23:17)
• Lindstrom's theorem for set systems (8 messages, latest: Oct 18 2025 at 21:32)
• Families of functions in L^p (2 messages, latest: Oct 17 2025 at 13:01)
• Tensor products of inner product spaces (30 messages, latest: Oct 16 2025 at 19:20)
• Integral over family of smooth functions is smooth (9 messages, latest: Oct 16 2025 at 19:01)
• Reduced Scheme Structure on closed subsets (4 messages, latest: Oct 16 2025 at 18:13)
• How to prove termination when mapping over a list? (6 messages, latest: Oct 16 2025 at 10:11)
• Fitting subgroup and Frattini subgroup of a finite group (18 messages, latest: Oct 15 2025 at 21:51)
• Linear operator is surjective iff the range contains a ball (21 messages, latest: Oct 15 2025 at 21:06)
• Groups: direct products vs category-theoretic products (15 messages, latest: Oct 15 2025 at 20:53)
• Derivative of Holomorphic Functions (4 messages, latest: Oct 15 2025 at 18:28)
• Creating rw/simp sets "on the fly" (19 messages, latest: Oct 15 2025 at 18:12)
• The Thom isomorphism for a normal bundle (35 messages, latest: Oct 15 2025 at 14:45)
• ReflGen (r ⊓ Ne) (4 messages, latest: Oct 15 2025 at 08:07)
• The derivative of a chart is injective (17 messages, latest: Oct 14 2025 at 13:39)
• Subsingleton (AddTorsor G P) (17 messages, latest: Oct 14 2025 at 12:23)
• Irreflexive Ne ∧ Symmetric Ne (10 messages, latest: Oct 14 2025 at 06:21)
• Swapping arguments in bumper forall. (1 message, latest: Oct 13 2025 at 10:39)
• Completion of a linear order (37 messages, latest: Oct 13 2025 at 01:38)
• Cauchy's integral formula (18 messages, latest: Oct 12 2025 at 21:30)
• percent type (24 messages, latest: Oct 12 2025 at 10:53)
• Number of pairs on Fin (n) (11 messages, latest: Oct 11 2025 at 21:51)
• Restriction of Measure to a Subset (7 messages, latest: Oct 11 2025 at 19:14)
• Basis.toDual positive and non-degenerate (14 messages, latest: Oct 11 2025 at 17:34)
• DecidableLT for LawfulOrderLT (8 messages, latest: Oct 11 2025 at 13:34)
• PathConnectedSpace ℂˣ (27 messages, latest: Oct 10 2025 at 20:52)
• Simple theorem of + and ≤ (6 messages, latest: Oct 10 2025 at 08:36)
• A linear space injects into its dual space (21 messages, latest: Oct 09 2025 at 17:01)
• fun_prop? (21 messages, latest: Oct 09 2025 at 15:05)
• Tactic/strategy for deriv? (17 messages, latest: Oct 09 2025 at 14:18)
• Can norm_cast be made to work on n - 1 + 1? (7 messages, latest: Oct 09 2025 at 11:42)
• get Parser from Lean (87 messages, latest: Oct 09 2025 at 03:04)
• Cardinality of SpecialLinearGroup over a finite field (3 messages, latest: Oct 08 2025 at 09:26)
• pow left is injective for reals (4 messages, latest: Oct 07 2025 at 22:10)
• Get keys of a Std.ExtHashMap (19 messages, latest: Oct 07 2025 at 18:43)
• some lemmas about preimage and image in schemes (1 message, latest: Oct 06 2025 at 00:03)
• ℚ-linear independence of logarithmic primes (2 messages, latest: Oct 05 2025 at 17:55)
• Kernel of a tensor product (14 messages, latest: Oct 05 2025 at 14:41)
• Restricting a scheme morphism to opens (5 messages, latest: Oct 05 2025 at 14:28)
• Laplacian (51 messages, latest: Oct 05 2025 at 10:30)
• term representation of labeled binary tree (16 messages, latest: Oct 05 2025 at 01:00)
• Attribute to map rewrite rules through a functor? (17 messages, latest: Oct 04 2025 at 17:40)
• Matrix and friends are functors (11 messages, latest: Oct 04 2025 at 08:53)
• Flipping an inequality (32 messages, latest: Oct 02 2025 at 18:15)
• [ℚ(√d) ≃+o FractionRing ℤ[√d]](topic/.E2.84.9A(.E2.88.9Ad).20.E2.89.83.2Bo.20FractionRing.20.E2.84.A4.5B.E2.88.9Ad.5D.html) (18 messages, latest: Oct 02 2025 at 06:22)
• Instance of IsOrderedAddMonoid for Measures (5 messages, latest: Sep 29 2025 at 02:29)
• Tensor product vector bundle (14 messages, latest: Sep 28 2025 at 17:09)
• Another Sbtw transitivity theorem? (4 messages, latest: Sep 28 2025 at 10:31)
• Tactic for adding projections to the lctx (15 messages, latest: Sep 27 2025 at 06:24)
• Infimum of a Finite set of values in a linear order (4 messages, latest: Sep 25 2025 at 19:39)
• an algebra that is module-invertible is the base ring (49 messages, latest: Sep 25 2025 at 14:47)
• Sum over fintype to sum over Finset.univ rw (9 messages, latest: Sep 25 2025 at 09:04)
• ✔ Ring.DimensionLEOne_of_localization_maximal (26 messages, latest: Sep 24 2025 at 14:57)
• Joint smoothness of dslope (1 message, latest: Sep 23 2025 at 21:41)
• A few small Matrix lemmas (5 messages, latest: Sep 23 2025 at 18:28)
• Bundling simp lemmas? (4 messages, latest: Sep 23 2025 at 03:27)
• proving an existing theorem as practice? (10 messages, latest: Sep 23 2025 at 00:55)
• Non-empty list type. (5 messages, latest: Sep 22 2025 at 18:29)
• Bounding the operator norm of a CLM on a dense set (3 messages, latest: Sep 22 2025 at 12:52)
• Reasoning about abstract simplicial complexes (3 messages, latest: Sep 22 2025 at 12:19)
• How to restrict the codomain of a function? (15 messages, latest: Sep 21 2025 at 20:38)
• Publicly available assistants for lean (17 messages, latest: Sep 21 2025 at 11:41)
• Algebraic integer conjugate norm bound (4 messages, latest: Sep 21 2025 at 11:21)
• Algebraic numbers (9 messages, latest: Sep 20 2025 at 11:31)
• Printing a Finset (35 messages, latest: Sep 19 2025 at 01:18)
• inline loogle? (10 messages, latest: Sep 18 2025 at 22:16)
• diagonalizable linear maps (91 messages, latest: Sep 18 2025 at 20:44)
• Finset.univ_eq_attach for Set.toFinset (17 messages, latest: Sep 18 2025 at 20:07)
• Infinite version of Finset.prod_one_add (9 messages, latest: Sep 18 2025 at 16:54)
• Computation Complexity of Implementations in Lean (52 messages, latest: Sep 18 2025 at 14:00)
• Quotient of homogeneous ideals (4 messages, latest: Sep 17 2025 at 16:32)
• Some results on metric completions I don't find (4 messages, latest: Sep 17 2025 at 10:34)
• List.pmap analogue for Std.HashMap (5 messages, latest: Sep 17 2025 at 09:27)
• Define convex quadrilateral (7 messages, latest: Sep 17 2025 at 00:12)
• Is there a function already defined for this? (5 messages, latest: Sep 16 2025 at 17:12)
• IsLowerSet.Iio_csSup_subset (7 messages, latest: Sep 15 2025 at 17:31)
• parallel and oriented angle (4 messages, latest: Sep 15 2025 at 13:49)
• Scott Domains (2 messages, latest: Sep 15 2025 at 13:33)
• IMO 2014 P4 - Proving Line Intersection with Strict Betweenn (1 message, latest: Sep 15 2025 at 11:35)
• A criterion for finiteness given a right exact sequence (28 messages, latest: Sep 14 2025 at 17:22)
• Valuation extension formular (11 messages, latest: Sep 14 2025 at 13:53)
• Upper triangular matrix and Strictly upper triangular matrix (2 messages, latest: Sep 14 2025 at 03:37)
• ascending/decending lemmata related Set and Finset (21 messages, latest: Sep 13 2025 at 23:07)
• Exists.choose for unique existence? (11 messages, latest: Sep 13 2025 at 20:03)
• X := the explicit inverse formula of 2 by 2 matrix (5 messages, latest: Sep 13 2025 at 08:25)
• Binary expansions of real numbers in \[0,1\] (4 messages, latest: Sep 12 2025 at 17:19)
• error term for summable alternating series? (8 messages, latest: Sep 12 2025 at 06:30)
• Parsing external file with Lean syntax parsers (13 messages, latest: Sep 12 2025 at 00:12)
• CompleteLattice (WithBot α) (3 messages, latest: Sep 11 2025 at 00:53)
• Subgroup of all roots of unity (30 messages, latest: Sep 10 2025 at 21:37)
• Non-principal ideal in Dedekind domain (8 messages, latest: Sep 10 2025 at 14:10)
• Unbounded operators (Quantum Mechanics) (6 messages, latest: Sep 10 2025 at 07:55)
• Mordell's theorem (36 messages, latest: Sep 10 2025 at 06:37)
• Polynomial where all roots are zero (7 messages, latest: Sep 09 2025 at 15:04)
• SecondCountableTopology for WithTop (21 messages, latest: Sep 09 2025 at 13:08)
• could someone please take a look at mathlib4 PR #28175 (1 message, latest: Sep 09 2025 at 11:55)
• The commutativity of valuation and Galois group action (18 messages, latest: Sep 08 2025 at 16:04)
• RCLike matrix as a family of vectors in the eulidean space (3 messages, latest: Sep 08 2025 at 14:08)
• Bimodules (28 messages, latest: Sep 08 2025 at 12:48)
• Polish Groups (6 messages, latest: Sep 07 2025 at 08:57)
• Dependent typed power (10 messages, latest: Sep 06 2025 at 22:35)
• Divergence monad (149 messages, latest: Sep 06 2025 at 20:56)
• Is there a library for terminal user interface (TUI)? (2 messages, latest: Sep 06 2025 at 12:14)
• n-th degree closed field (6 messages, latest: Sep 06 2025 at 08:26)
• Tactic for stupid inequality (19 messages, latest: Sep 05 2025 at 19:16)
• Localization functor (2 messages, latest: Sep 05 2025 at 14:12)
• Discrete subset of a topological space (15 messages, latest: Sep 05 2025 at 13:15)
• Intersecting lines in euclidean geometry (1 message, latest: Sep 05 2025 at 11:31)
• Binary Decision Diagrams (6 messages, latest: Sep 05 2025 at 11:21)
• Definition Strategy for Angle Bisectors (9 messages, latest: Sep 05 2025 at 09:38)
• ✔ similar matrix (11 messages, latest: Sep 05 2025 at 04:21)
• Does AlgEquiv has the IsInvariant instance? (9 messages, latest: Sep 05 2025 at 02:49)
• How to indicate two points are on different sides of a line (6 messages, latest: Sep 04 2025 at 22:59)
• Better Real.sin bounds (11 messages, latest: Sep 04 2025 at 20:58)
• Fast polynomial multiplication (1 message, latest: Sep 04 2025 at 19:44)
• version bumping between lean4 versions (12 messages, latest: Sep 03 2025 at 16:49)
• Valuation is commutative with Galois group action (4 messages, latest: Sep 03 2025 at 04:49)
• Chebyshev Functions (5 messages, latest: Sep 02 2025 at 23:14)
• ZHat (8 messages, latest: Sep 02 2025 at 16:42)
• Glue together Equivs on finite set (5 messages, latest: Sep 02 2025 at 07:05)
• Logs of nonzero analytic functions (3 messages, latest: Sep 01 2025 at 22:36)
• Negative simp sets? (4 messages, latest: Sep 01 2025 at 21:01)
• Non-blocking Handle read (12 messages, latest: Sep 01 2025 at 07:41)
• cases on nested pattern match (8 messages, latest: Aug 31 2025 at 20:57)
• List.TProd.get (23 messages, latest: Aug 31 2025 at 16:57)
• Generator of a principal maximal ideal is irreducible (4 messages, latest: Aug 31 2025 at 13:52)
• TwoSidedIdeal.unit_mem_iff (5 messages, latest: Aug 31 2025 at 11:28)
• Taylor series of Complex.tan (4 messages, latest: Aug 31 2025 at 08:27)
• IsDivisionRIng (4 messages, latest: Aug 30 2025 at 15:48)
• One implies Inhabited (5 messages, latest: Aug 30 2025 at 15:41)
• DefEq types (14 messages, latest: Aug 30 2025 at 14:23)
• Multiset.filter without DecidablePred (6 messages, latest: Aug 29 2025 at 09:47)
• How do I prove this painfully obvious statement? (6 messages, latest: Aug 29 2025 at 03:23)
• sum over multiset (32 messages, latest: Aug 28 2025 at 18:02)
• iterated derivatives of arctan (1 message, latest: Aug 28 2025 at 13:10)
• Further restriction of an embedding is an embedding (14 messages, latest: Aug 28 2025 at 12:16)
• OrderIso from StrictMono (4 messages, latest: Aug 28 2025 at 09:55)
• Filter.atTop in specific direction (3 messages, latest: Aug 27 2025 at 09:35)
• Induced FunLike using injective function. (1 message, latest: Aug 27 2025 at 08:25)
• Algebra.TensorProduct.assoc (40 messages, latest: Aug 27 2025 at 05:34)
• Un-getting an Option (3 messages, latest: Aug 26 2025 at 23:11)
• non-units in artinian ring (8 messages, latest: Aug 26 2025 at 19:04)
• Filters on a finite type (5 messages, latest: Aug 26 2025 at 17:22)
• Zsigmondy's theorem (11 messages, latest: Aug 26 2025 at 13:16)
• Dense ordered ring has positive elements < 1/n (13 messages, latest: Aug 26 2025 at 07:10)
• Maximum over a type with a minimum element (4 messages, latest: Aug 26 2025 at 07:06)
• packing and unpacking arguments (10 messages, latest: Aug 25 2025 at 16:55)
• Tactic for CommGroup (11 messages, latest: Aug 23 2025 at 19:11)
• fail to show termination of mergeSort (6 messages, latest: Aug 23 2025 at 18:24)
• Automatic isScalarTower instances (3 messages, latest: Aug 23 2025 at 16:03)
• field extension tower (7 messages, latest: Aug 23 2025 at 11:07)
• lazy sequences (5 messages, latest: Aug 22 2025 at 23:02)
• Monotone.lt_of_lt (5 messages, latest: Aug 22 2025 at 22:34)
• Algebra.norm ℝ (z : ℂ) (4 messages, latest: Aug 22 2025 at 22:17)
• Finsupps commute when supports are disjoint (7 messages, latest: Aug 22 2025 at 20:02)
• Skolem–Mahler–Lech theorem (11 messages, latest: Aug 22 2025 at 15:37)
• [TT is positive when domain and codomain are different](topic/TT.20is.20positive.20when.20domain.20and.20codomain.20are.20different.html) (1 message, latest: Aug 22 2025 at 00:18)
• ✔ Finding usages of sorry in external code (56 messages, latest: Aug 21 2025 at 18:02)
• Lambert W function & sinc integral (4 messages, latest: Aug 20 2025 at 16:19)
• Closed set in well-order is closed under suprema (3 messages, latest: Aug 20 2025 at 12:41)
• subgroup of prime index (3 messages, latest: Aug 20 2025 at 05:30)
• Lean Informal (5 messages, latest: Aug 19 2025 at 15:28)
• Elaborating a InductiveView (1 message, latest: Aug 18 2025 at 17:54)
• gcd of a finite set of nats (11 messages, latest: Aug 18 2025 at 14:10)
• ✔ IsOrderBornology ℝ≥0 (17 messages, latest: Aug 17 2025 at 18:06)
• surjective is not funprop! (28 messages, latest: Aug 17 2025 at 14:45)
• Cryptographic Hash Functions (12 messages, latest: Aug 17 2025 at 09:09)
• Induction on leading coefficient of polynomial (11 messages, latest: Aug 17 2025 at 02:11)
• a stack? (5 messages, latest: Aug 16 2025 at 19:24)
• Summing equalities over a Fintype (16 messages, latest: Aug 15 2025 at 20:22)
• Why notations are not pretty-printed? (6 messages, latest: Aug 15 2025 at 14:27)
• Running code on ctrl+c before exit (1 message, latest: Aug 15 2025 at 03:38)
• keyword/named/labelled parameters (5 messages, latest: Aug 15 2025 at 02:16)
• tensors / array programming (1 message, latest: Aug 14 2025 at 20:10)
• Set.diff_subset_diff_inj? (3 messages, latest: Aug 14 2025 at 17:32)
• Is there a shorter and more elegant proof for this? (9 messages, latest: Aug 14 2025 at 16:22)
• Polynomial that splits is product of linear factors (3 messages, latest: Aug 13 2025 at 04:14)
• mean value theorem for integration (6 messages, latest: Aug 13 2025 at 00:42)
• import graph (22 messages, latest: Aug 12 2025 at 23:45)
• No continuous, injective maps Circle → ℝ (25 messages, latest: Aug 12 2025 at 20:53)
• Infinite cyclic group isomorphic to Z (18 messages, latest: Aug 12 2025 at 17:03)
• Checking logical equivalence of two theorems (4 messages, latest: Aug 12 2025 at 08:04)
• Dealing with Path.cast (30 messages, latest: Aug 11 2025 at 23:22)
• ∃ vert in nontriv connected graph, remove it→graph connected (4 messages, latest: Aug 11 2025 at 20:32)
• funext_iff on HEq (11 messages, latest: Aug 11 2025 at 19:10)
• Holder Spaces (10 messages, latest: Aug 11 2025 at 19:09)
• Nontrivial trees have minimum degree one (2 messages, latest: Aug 10 2025 at 11:04)
• Hensel's lemma in terms of derivative (60 messages, latest: Aug 10 2025 at 01:23)
• funext on HEq (63 messages, latest: Aug 09 2025 at 21:09)
• Acc and decreasing sequences (5 messages, latest: Aug 08 2025 at 17:01)
• AlgEquiv.conj? (9 messages, latest: Aug 08 2025 at 14:39)
• Typeclass for indiscrete topology (13 messages, latest: Aug 07 2025 at 21:24)
• Transporting properties along an equivalence of cats (8 messages, latest: Aug 07 2025 at 14:44)
• Tactics for comparing equivalent valuations (30 messages, latest: Aug 07 2025 at 13:36)
• Truncated Fin (3 messages, latest: Aug 07 2025 at 06:33)
• Monotone on product order (4 messages, latest: Aug 06 2025 at 16:03)
• Equivalent definitions of operator norms (7 messages, latest: Aug 06 2025 at 01:20)
• ‖x‖ = 0 → ‖f x‖ = 0 in seminormed spaces (13 messages, latest: Aug 05 2025 at 23:48)
• SpectralRadius.pow_le (20 messages, latest: Aug 05 2025 at 16:48)
• Maintaining proof_wanted issues (6 messages, latest: Aug 05 2025 at 10:21)
• forget₂ : CommRingCat ⥤ RingCat preserves epimorphisms (25 messages, latest: Aug 05 2025 at 09:35)
• Prove function using choose has properties it has (14 messages, latest: Aug 05 2025 at 09:06)
• Using aesop_cat to prove paths are homotopic (5 messages, latest: Aug 05 2025 at 00:12)
• Tactic for opposite of beta reduction (5 messages, latest: Aug 04 2025 at 23:19)
• image of a field is a field (5 messages, latest: Aug 04 2025 at 22:33)
• Integer Divisors? (34 messages, latest: Aug 03 2025 at 16:17)
• Right-invariant Haar measure (5 messages, latest: Aug 02 2025 at 23:24)
• Conjugation typeclass (23 messages, latest: Aug 02 2025 at 23:11)
• Documenting open problems (47 messages, latest: Aug 02 2025 at 13:52)
• isUniformInducing_extension (21 messages, latest: Aug 01 2025 at 16:04)
• Bundled uniform continuous map (12 messages, latest: Aug 01 2025 at 15:22)
• Find argument by unification (7 messages, latest: Jul 31 2025 at 23:09)
• counting arguments for relations on finsets (4 messages, latest: Jul 31 2025 at 10:37)
• ENNReal fractions (5 messages, latest: Jul 30 2025 at 23:41)
• Residue field of HeightOneSpectrum (4 messages, latest: Jul 30 2025 at 12:06)
• Get all tactics in scope (3 messages, latest: Jul 30 2025 at 09:51)
• Index bounds proof (21 messages, latest: Jul 29 2025 at 18:38)
• Computational primality testing (19 messages, latest: Jul 29 2025 at 15:00)
• Rotation in product space (10 messages, latest: Jul 29 2025 at 14:38)
• diagram chase map (10 messages, latest: Jul 29 2025 at 09:09)
• Union of proper submodules is proper subset (4 messages, latest: Jul 28 2025 at 16:29)
• Quasigroups (9 messages, latest: Jul 28 2025 at 10:55)
• Euclidean Division Algorithm (2 messages, latest: Jul 28 2025 at 06:27)
• Set.matrix (18 messages, latest: Jul 28 2025 at 04:30)
• Universe Polymorphic Meta.evalExpr (20 messages, latest: Jul 28 2025 at 03:47)
• Definintion of Bregman Divergence (2 messages, latest: Jul 26 2025 at 21:18)
• ENNReal of nonnegative is equal to said nonnegative (4 messages, latest: Jul 26 2025 at 18:51)
• Union of relations (8 messages, latest: Jul 25 2025 at 13:11)
• Parallel Execution of List.map (7 messages, latest: Jul 25 2025 at 07:27)
• Converting Expr projection to recursor application (10 messages, latest: Jul 25 2025 at 06:50)
• Geometry and CAD (6 messages, latest: Jul 25 2025 at 01:59)
• LinearMap.piCongrRight (7 messages, latest: Jul 24 2025 at 23:36)
• Silly Nat/Fin identity (10 messages, latest: Jul 24 2025 at 12:28)
• Walk on SimpleGraph, Consecutive Visits to Vertex Allowed (5 messages, latest: Jul 24 2025 at 08:47)
• Bayesian statistics (5 messages, latest: Jul 23 2025 at 19:13)
• List fold/map with membership evidence (3 messages, latest: Jul 23 2025 at 18:20)
• MapClusterPt and EventuallyEq (4 messages, latest: Jul 23 2025 at 15:59)
• IsStableUnderBaseChange from RingHom to CommRingCatᵒᵖ (5 messages, latest: Jul 23 2025 at 06:36)
• MonoidHom from LE of Localization (4 messages, latest: Jul 22 2025 at 22:08)
• Analog of LinearEquiv.submoduleMap for AffineIsometryEquiv? (14 messages, latest: Jul 22 2025 at 21:14)
• Roots of a Polynomial are Continuous w.r.t. Coefficients (17 messages, latest: Jul 22 2025 at 20:01)
• Theorem for "finite choice"? (53 messages, latest: Jul 22 2025 at 17:45)
• Structure of ℤ_[p]ˣ (58 messages, latest: Jul 22 2025 at 15:59)
• Dedekind domain definitions (10 messages, latest: Jul 22 2025 at 14:21)
• Sum.elim_elim (3 messages, latest: Jul 22 2025 at 13:02)
• Checking exactness of a complex of complexes pointwise (5 messages, latest: Jul 22 2025 at 08:38)
• WellFounded List SSubset (6 messages, latest: Jul 22 2025 at 07:03)
• Abstract simplicial complex and the homology of S_n (4 messages, latest: Jul 22 2025 at 06:19)
• Complement predicate (21 messages, latest: Jul 21 2025 at 21:57)
• Subset relation for Finmap (4 messages, latest: Jul 21 2025 at 15:38)
• non-submultiplicative normed ring? (9 messages, latest: Jul 21 2025 at 14:00)
• Numerical approximations of real valued functions (21 messages, latest: Jul 21 2025 at 12:40)
• over category via a functor (49 messages, latest: Jul 21 2025 at 11:22)
• nicer calculation in Lean (2 messages, latest: Jul 21 2025 at 06:38)
• Bijection A -> B from A+X -> B+X (3 messages, latest: Jul 21 2025 at 05:57)
• A partitioned category with a set of terminal objects (3 messages, latest: Jul 20 2025 at 18:33)
• Quotient.finLiftOn₂ (7 messages, latest: Jul 20 2025 at 17:37)
• sum of binomial coefficients with polynomials (26 messages, latest: Jul 20 2025 at 13:23)
• Dependent vector (tuple) notation (1 message, latest: Jul 20 2025 at 12:41)
• Set image of Quotient.mk (5 messages, latest: Jul 19 2025 at 23:06)
• Sh(Sch,Zar) = Sh(Aff,Zar) (5 messages, latest: Jul 19 2025 at 16:16)
• Applying a left inverse to an equation (2 messages, latest: Jul 19 2025 at 16:05)
• Conditional measures / disintegration (2 messages, latest: Jul 19 2025 at 05:24)
• expand_nums tactic (13 messages, latest: Jul 19 2025 at 00:09)
• A lemma about localization (9 messages, latest: Jul 18 2025 at 16:23)
• Geometric morphisms? (3 messages, latest: Jul 18 2025 at 10:51)
• Counting applications of a function (7 messages, latest: Jul 17 2025 at 21:09)
• Geometric measure theory (3 messages, latest: Jul 17 2025 at 17:14)
• Division in PolynomialModule (2 messages, latest: Jul 16 2025 at 22:48)
• Is there code for nat trans between right adjoints? (11 messages, latest: Jul 16 2025 at 20:45)
• ✔ hausdorff distance between segments with matched endpoint (4 messages, latest: Jul 16 2025 at 18:55)
• Spherical coordinates (2 messages, latest: Jul 16 2025 at 14:14)
• Isomorphism between field extension and poly ring quotient (5 messages, latest: Jul 16 2025 at 10:25)
• ✔ list of type and its inhabitant (7 messages, latest: Jul 16 2025 at 03:49)
• LinearEquiv version of LinearMap.pi (7 messages, latest: Jul 15 2025 at 15:47)
• ✔ exercise in Hitchhiker's guide (5 messages, latest: Jul 15 2025 at 13:33)
• Convexity of a specific function (14 messages, latest: Jul 15 2025 at 11:23)
• some lemmas for linear equivs (14 messages, latest: Jul 14 2025 at 21:20)
• ✔ Multiplicativity of sum of divisors function coprime (11 messages, latest: Jul 14 2025 at 17:56)
• Nat.choose_eq_one_iff (11 messages, latest: Jul 14 2025 at 14:47)
• calcify tactic? (26 messages, latest: Jul 14 2025 at 14:29)
• PolynomialModule F V ≃ₗ[F[X]] F[X] ⊗[F] V (2 messages, latest: Jul 13 2025 at 06:28)
• ✔ Is there code for (List.range n).sum (33 messages, latest: Jul 13 2025 at 00:15)
• ✔ Separable Subspace (6 messages, latest: Jul 12 2025 at 22:25)
• ✔ Linear independence of subtype? (4 messages, latest: Jul 12 2025 at 20:10)
• LocallyFiniteOrderBot instance for Fintype (46 messages, latest: Jul 12 2025 at 07:25)
• ✔ Topological Manifolds (13 messages, latest: Jul 11 2025 at 23:36)
• ✔ folding Path.trans (8 messages, latest: Jul 11 2025 at 23:01)
• Sum over fin with index offset on terms (3 messages, latest: Jul 11 2025 at 21:11)
• ✔ Get a 'fresh' element not in a Finset (42 messages, latest: Jul 11 2025 at 19:32)
• ✔ Is there a handy tactic to split nested OR statements? (4 messages, latest: Jul 11 2025 at 12:02)
• Equalizer in Type (8 messages, latest: Jul 11 2025 at 08:23)
• Tensor product over noncommutative ring (39 messages, latest: Jul 10 2025 at 07:48)
• ✔ (deleted) (2 messages, latest: Jul 10 2025 at 04:34)
• Multiplicativity of Ramification Index (5 messages, latest: Jul 10 2025 at 01:19)
• How to handle dependent type on Nat? (26 messages, latest: Jul 09 2025 at 23:18)
• SMulCommClass R₁ R R implies IsScalarTower R₁ R R (8 messages, latest: Jul 09 2025 at 19:10)
• ✔ Inclusion of Schwartz maps into L2 (3 messages, latest: Jul 09 2025 at 09:23)
• ✔ basis from iscompl (3 messages, latest: Jul 08 2025 at 23:40)
• s subset M is spanning iff R^s -> M is surjective (12 messages, latest: Jul 08 2025 at 19:17)
• ✔ centroid indentify (11 messages, latest: Jul 08 2025 at 16:08)
• !\[a\] = !\[b\] ↔ a = b (7 messages, latest: Jul 08 2025 at 12:36)
• fourier transform on locally compact abelian groups (39 messages, latest: Jul 08 2025 at 10:58)
• Regular categories (6 messages, latest: Jul 08 2025 at 07:34)
• a "reflect" structure for when you don't want subtype (14 messages, latest: Jul 08 2025 at 03:30)
• exists_between for finite sets (23 messages, latest: Jul 07 2025 at 21:21)
• Extending a linear map from a neighborhood of zero (12 messages, latest: Jul 07 2025 at 16:01)
• ✔ List.range producing values in Fin n (3 messages, latest: Jul 07 2025 at 13:23)
• Inner product is bijective in both components (13 messages, latest: Jul 06 2025 at 12:04)
• ✔ check reducibility (5 messages, latest: Jul 06 2025 at 02:23)
• Limit notation : convergence definition (14 messages, latest: Jul 05 2025 at 20:54)
• Equivalence between subgroup of multiples with with integers (12 messages, latest: Jul 05 2025 at 16:48)
• ✔ deciding over some known Set (Fin n) (83 messages, latest: Jul 05 2025 at 16:17)
• ✔ Matrix multiplication and Matrix.reindex (3 messages, latest: Jul 05 2025 at 12:20)
• The product of pairwise nonassociated elements is injective. (10 messages, latest: Jul 05 2025 at 00:52)
• ✔ Some cardinality argument (36 messages, latest: Jul 04 2025 at 21:44)
• tensoring up a submodule (8 messages, latest: Jul 04 2025 at 15:51)
• defining matroids by circuits (6 messages, latest: Jul 04 2025 at 14:04)
• ✔ Accessing the infoview content from code (3 messages, latest: Jul 04 2025 at 07:00)
• Measurability of supremum of continuous/measurable functions (25 messages, latest: Jul 04 2025 at 05:09)
• ✔ compose morphism before isn't original morphism (4 messages, latest: Jul 04 2025 at 05:08)
• "standard" HList definition (50 messages, latest: Jul 04 2025 at 01:09)
• semiring nsmul (3 messages, latest: Jul 03 2025 at 23:35)
• Product rule for Lie Bracket of vector fields (17 messages, latest: Jul 03 2025 at 14:29)
• under what condition SL(2, F) is simple (4 messages, latest: Jul 03 2025 at 11:06)
• Is there code for curried bifunctors? (2 messages, latest: Jul 03 2025 at 09:14)
• A tactic or option to see all var, fun and const (25 messages, latest: Jul 02 2025 at 14:04)
• rfl using #eval (7 messages, latest: Jul 01 2025 at 20:57)
• Explicit definition of tiny groups (64 messages, latest: Jun 30 2025 at 22:13)
• Mate equivalence for "transformations of equivalences" (2 messages, latest: Jun 30 2025 at 16:35)
• A polynomial with real coeffs and odd degree has a real root (21 messages, latest: Jun 30 2025 at 05:34)
• ✔ Girard's paradox in Lean (7 messages, latest: Jun 30 2025 at 03:05)
• ✔ Circumference of a circle / surface area of a sphere (46 messages, latest: Jun 30 2025 at 00:41)
• Set.Finite.induction_on (4 messages, latest: Jun 29 2025 at 19:42)
• addition of sin and cos of the same angle (8 messages, latest: Jun 29 2025 at 12:01)
• ✔ rewrite mkApp in Qq -style (39 messages, latest: Jun 29 2025 at 09:33)
• ✔ GCD is the greatest common divisor (6 messages, latest: Jun 29 2025 at 08:50)
• Get all tactics used in the module (6 messages, latest: Jun 28 2025 at 08:40)
• ✔ how to print debug info (5 messages, latest: Jun 28 2025 at 07:17)
• Int.fract inequality (13 messages, latest: Jun 28 2025 at 01:48)
• Continuous of neighborhoods (11 messages, latest: Jun 27 2025 at 15:08)
• tensor product and inner product on linear maps and vectors (12 messages, latest: Jun 27 2025 at 15:04)
• ✔ Stream built from prefix lists (31 messages, latest: Jun 27 2025 at 07:11)
• Replacing Typeclass Instances with Other Equivalent Ones? (1 message, latest: Jun 26 2025 at 12:34)
• Integer is not one half (47 messages, latest: Jun 26 2025 at 09:00)
• Extension of function by continuity (2 messages, latest: Jun 25 2025 at 13:53)
• ✔ tag for tactic disapear! (15 messages, latest: Jun 25 2025 at 13:40)
• Concrete field extensions (6 messages, latest: Jun 25 2025 at 13:39)
• Integration by parts for fderiv (2 messages, latest: Jun 25 2025 at 10:29)
• AddEquiv.arrowCongr is a homeomorphism? (3 messages, latest: Jun 25 2025 at 08:48)
• ✔ List index and membership (10 messages, latest: Jun 25 2025 at 04:26)
• Closeds of a ClosureOperator forms a CompleteLattice? (1 message, latest: Jun 25 2025 at 03:01)
• Map typeclasses outside of mathlib (13 messages, latest: Jun 24 2025 at 20:18)
• inverse of homTensorHomMap (6 messages, latest: Jun 24 2025 at 15:19)
• Statistical distance for PMFs? (7 messages, latest: Jun 24 2025 at 10:51)
• Coherence Tactic for Bicategories? (19 messages, latest: Jun 24 2025 at 07:34)
• ✔ IsCyclotomicExtension.isAlgebraic/isSeparable (12 messages, latest: Jun 23 2025 at 16:04)
• ✔ Tactic/Data for a natural number not to be a prime number (32 messages, latest: Jun 23 2025 at 13:55)
• Cech Cohomology (21 messages, latest: Jun 22 2025 at 23:29)
• Sylvester-Schur: p-adic valuation (4 messages, latest: Jun 22 2025 at 20:48)
• Strong recursor (11 messages, latest: Jun 22 2025 at 19:18)
• Base n expansion of real numbers? (14 messages, latest: Jun 22 2025 at 18:07)
• coinduced neighborhoods (4 messages, latest: Jun 22 2025 at 17:17)
• remove lists that have subsets in list of lists (22 messages, latest: Jun 22 2025 at 16:32)
• Gelfand's spectral radius formula (4 messages, latest: Jun 22 2025 at 11:30)
• List.filter but also returning the collection for Falses (2 messages, latest: Jun 22 2025 at 10:19)
• "match and abbreviate" tactic (18 messages, latest: Jun 22 2025 at 09:38)
• ✔ Fin2_eq_one_or_two (13 messages, latest: Jun 21 2025 at 17:11)
• ✔ Submodule.exists_isCompl with a Submodule as the sup (6 messages, latest: Jun 21 2025 at 13:58)
• ✔ obtaining two terms of a nontrivial type (10 messages, latest: Jun 21 2025 at 09:24)
• Semialgebraic Sets (18 messages, latest: Jun 20 2025 at 14:42)
• k-structures on vector spaces (7 messages, latest: Jun 20 2025 at 09:01)
• weaker wlog (36 messages, latest: Jun 20 2025 at 03:56)
• reuse previous goals? (21 messages, latest: Jun 19 2025 at 19:44)
• Equiv.symm as Equiv. (4 messages, latest: Jun 19 2025 at 15:08)
• Category of Families Set^X (7 messages, latest: Jun 19 2025 at 09:09)
• something about pullback (25 messages, latest: Jun 18 2025 at 17:58)
• non_zero_eigenvalues_eq_rank_range (1 message, latest: Jun 18 2025 at 07:28)
• Linearly ordered vector spaces: spelling and linarith (9 messages, latest: Jun 18 2025 at 07:23)
• ext? (36 messages, latest: Jun 17 2025 at 23:50)
• Essential range of a Borel function (11 messages, latest: Jun 17 2025 at 20:53)
• Partial decision (10 messages, latest: Jun 17 2025 at 16:23)
• Subring.closure_induction proof (31 messages, latest: Jun 17 2025 at 13:05)
• ✔ eq_of_smul_eq_of_ne_zero (4 messages, latest: Jun 17 2025 at 07:26)
• A continuous function takes its minimum on ℝ × ℝ (5 messages, latest: Jun 16 2025 at 17:49)
• Tactic to strip names of current goal (31 messages, latest: Jun 16 2025 at 00:39)
• Cyclicity of (ZMod n)ˣ in Mathlib (11 messages, latest: Jun 15 2025 at 21:55)
• Empirical Measures (2 messages, latest: Jun 15 2025 at 06:10)
• ✔ Sets outside of mathlib? (11 messages, latest: Jun 15 2025 at 06:02)
• checking for unassigned mvars (3 messages, latest: Jun 14 2025 at 19:17)
• Can we make noncomputable functions computable? (7 messages, latest: Jun 13 2025 at 17:09)
• ✔ trivial inequality involving real numbers (8 messages, latest: Jun 12 2025 at 16:31)
• x is invertible if it has left inverse (3 messages, latest: Jun 12 2025 at 13:54)
• cases-like tactic for Exists.classicalRecOn? (9 messages, latest: Jun 12 2025 at 11:44)
• ✔ Trivial equality ? (5 messages, latest: Jun 12 2025 at 07:20)
• ✔ Standard Grading on MvPolynomial (3 messages, latest: Jun 12 2025 at 01:04)
• ✔ Fin.addCases contruction (8 messages, latest: Jun 12 2025 at 00:59)
• Gaussian Elimination for Matrices (41 messages, latest: Jun 11 2025 at 20:16)
• trace simp (17 messages, latest: Jun 11 2025 at 19:57)
• Continuous map from unit sphere to unit box (14 messages, latest: Jun 11 2025 at 13:28)
• failed to synthesize CommRing (R ⊗\[ℤ\] Localization M) (30 messages, latest: Jun 11 2025 at 12:19)
• unique Z-module structure on any AddCommGroup (5 messages, latest: Jun 10 2025 at 22:19)
• restrict scalar for tensor product (8 messages, latest: Jun 10 2025 at 21:53)
• Equivalence of definitions of probability kernels (6 messages, latest: Jun 10 2025 at 21:28)
• continuous_iff_continuous_edist (4 messages, latest: Jun 10 2025 at 09:34)
• Bounded Class (11 messages, latest: Jun 09 2025 at 22:43)
• Limits of c^(1/n) and (n+c)^(1/n) (27 messages, latest: Jun 09 2025 at 19:45)
• covariant hom functor (6 messages, latest: Jun 09 2025 at 16:49)
• Division theorem (5 messages, latest: Jun 09 2025 at 12:33)
• An algebra hom equivalent to LinearMap.rTensor (9 messages, latest: Jun 08 2025 at 22:11)
• biSup over a singleton (10 messages, latest: Jun 08 2025 at 18:54)
• Smooth Fiber Bundles (7 messages, latest: Jun 08 2025 at 09:37)
• Internal Categories (11 messages, latest: Jun 07 2025 at 19:13)
• pullback is over (4 messages, latest: Jun 07 2025 at 08:21)
• Law of Sines for Euclidean Geometry Triangles (9 messages, latest: Jun 07 2025 at 03:10)
• AlgEquiv API (4 messages, latest: Jun 06 2025 at 21:56)
• Isomorphism of pullbacks (4 messages, latest: Jun 06 2025 at 15:32)
• Binary (co)products of (co)products (5 messages, latest: Jun 06 2025 at 15:12)
• Array sorting. (32 messages, latest: Jun 05 2025 at 23:29)
• Concrete permutation (102 messages, latest: Jun 05 2025 at 11:28)
• ✔ ChartedSpace for dual spaces (4 messages, latest: Jun 05 2025 at 10:32)
• ✔ Exists unique (4 messages, latest: Jun 05 2025 at 08:46)
• monotoneOn_nat_Ici_of_le_succ (1 message, latest: Jun 04 2025 at 17:30)
• Product of Euclidean spaces (30 messages, latest: Jun 03 2025 at 15:41)
• The algebraic extensions of ℝ (16 messages, latest: Jun 03 2025 at 13:54)
• A iso to B as S-mods => iso as R-mods? (33 messages, latest: Jun 03 2025 at 07:23)
• Mapping functions over equality of functor compositions (5 messages, latest: Jun 03 2025 at 06:46)
• ✔ ⌊ (2 + √3)ⁿ ⌋ is odd (5 messages, latest: Jun 02 2025 at 20:18)
• ✔ derivedSeries is decreasing. (15 messages, latest: Jun 02 2025 at 16:43)
• More stuff about kernels/ranges of matrices (19 messages, latest: Jun 02 2025 at 16:37)
• Descending induction for Finset (17 messages, latest: Jun 02 2025 at 15:23)
• tactic for set triviality (12 messages, latest: Jun 02 2025 at 06:23)
• If X and Y are homeomorphic and X is complete, then Y is (25 messages, latest: Jun 01 2025 at 19:36)
• ContMDiffFiberBundle (7 messages, latest: Jun 01 2025 at 10:34)
• flat iff torsionfree for modules over a PID (9 messages, latest: May 31 2025 at 18:08)
• ✔ continuous on union of open sets (5 messages, latest: May 31 2025 at 15:57)
• symbolic power of a prime ideal (3 messages, latest: May 31 2025 at 14:13)
• LinearEquiv.cast / AddEquiv.cast etc (3 messages, latest: May 31 2025 at 00:41)
• dependent mulSupport (9 messages, latest: May 30 2025 at 22:07)
• (Nice) algebraic curves (72 messages, latest: May 30 2025 at 18:39)
• Z[(1+sqrt(1+4k))/2] (19 messages, latest: May 30 2025 at 17:52)
• Monoid quotiented by units (4 messages, latest: May 29 2025 at 16:40)
• ✔ eq orthogonal from dimensions and inner (6 messages, latest: May 29 2025 at 14:27)
• ✔ Computable sets are partial recursive (22 messages, latest: May 29 2025 at 13:17)
• [✔ Finite symmetric difference (=)](topic/.E2.9C.94.20Finite.20symmetric.20difference.20(.3D).html) (5 messages, latest: May 29 2025 at 13:16)
• ✔ solvableByRad_subtype (7 messages, latest: May 29 2025 at 12:44)
• Determinant under restriction of scalars (35 messages, latest: May 28 2025 at 21:59)
• Chain complexes of abelian sheaves (4 messages, latest: May 28 2025 at 18:19)
• Computing derivatives (16 messages, latest: May 28 2025 at 16:43)
• Transport Braided Category (5 messages, latest: May 28 2025 at 15:12)
• ✔ preimageIso but computable (4 messages, latest: May 28 2025 at 14:19)
• # of left coset = # of right coset (2 messages, latest: May 28 2025 at 13:09)
• Finite sum over two disjoint sets (11 messages, latest: May 27 2025 at 15:04)
• norm_num for orderOf (2 messages, latest: May 27 2025 at 09:35)
• invertible modules are f.g. (7 messages, latest: May 27 2025 at 09:20)
• List.map with membership condition? (4 messages, latest: May 27 2025 at 05:26)
• Lifting a quotient function (6 messages, latest: May 27 2025 at 04:20)
• Lean.ToExpr Rat (22 messages, latest: May 26 2025 at 22:01)
• Base change of algebra morphism (3 messages, latest: May 26 2025 at 19:29)
• Mollification theorem in L^p? (4 messages, latest: May 26 2025 at 14:26)
• ✔ Trace equal summation of inners (15 messages, latest: May 26 2025 at 14:15)
• ContinuousOn Compacts implies Continuous (6 messages, latest: May 26 2025 at 09:05)
• Fiber at prime ideal (3 messages, latest: May 26 2025 at 08:39)
• Squarefree numbers and irrational square roots (8 messages, latest: May 25 2025 at 23:49)
• Hunting down axioms (11 messages, latest: May 25 2025 at 08:27)
• begin [object_logic] (15 messages, latest: May 24 2025 at 13:31)
• Galois group of completion (9 messages, latest: May 24 2025 at 07:21)
• Trace of linear maps on EuclideanSpace (13 messages, latest: May 23 2025 at 15:40)
• ✔ existence of algebraic closure (6 messages, latest: May 23 2025 at 14:55)
• Ideal.prod_span version for different rings (18 messages, latest: May 23 2025 at 14:19)
• Is there One version Finsupp (9 messages, latest: May 23 2025 at 13:51)
• Computably extending an embedding (12 messages, latest: May 22 2025 at 21:29)
• ✔ RCLike.re_mul_eq_mul_re_of_im_eq_zero (4 messages, latest: May 22 2025 at 14:32)
• ✔ nerveFunctor.FullyFaithful (4 messages, latest: May 22 2025 at 10:57)
• Some basic trouble with Fin n (4 messages, latest: May 22 2025 at 07:45)
• comap f (c • μ) = c • comap f μ (25 messages, latest: May 22 2025 at 05:17)
• ✔ Is there AddSylow and AddSemidirectProduct? (3 messages, latest: May 22 2025 at 01:56)
• function restricted to n < bound has finite image (8 messages, latest: May 21 2025 at 20:10)
• ✔ Specify instance only for a subsequent theorem/statement? (9 messages, latest: May 21 2025 at 17:40)
• ✔ le implies le almost everywhere (7 messages, latest: May 21 2025 at 12:44)
• Name for iterated product (3 messages, latest: May 21 2025 at 06:55)
• Another Pigeonhole? (9 messages, latest: May 21 2025 at 06:23)
• Extending the linear map with a new vector (5 messages, latest: May 21 2025 at 03:46)
• symm_map_smul (4 messages, latest: May 20 2025 at 18:22)
• DecidableEq in Quotient Types (12 messages, latest: May 20 2025 at 11:34)
• ✔ integrability of rpow plus constant (3 messages, latest: May 20 2025 at 11:30)
• continuous on image of embedding (13 messages, latest: May 20 2025 at 11:02)
• All lists with a maximum length and elements of a finset (23 messages, latest: May 20 2025 at 05:00)
• ✔ RingEquiv.commRing (6 messages, latest: May 20 2025 at 04:52)
• ✔ Homology of 0 -> X -> 0 -> Y -> 0 (4 messages, latest: May 20 2025 at 00:43)
• numbers expressible as a sum (2 messages, latest: May 19 2025 at 18:27)
• ✔ Adding !₂\[x, y\] (4 messages, latest: May 19 2025 at 16:28)
• lambda body (8 messages, latest: May 19 2025 at 15:25)
• Is there a theorem pow_eq_pow_iff_of_coprime for Nat? (15 messages, latest: May 19 2025 at 15:23)
• ✔ Ordering.eq is equivalent to LawfulEq (4 messages, latest: May 19 2025 at 13:43)
• Truncating a complex by one (5 messages, latest: May 19 2025 at 12:04)
• ✔ Proving divisibility (5 messages, latest: May 19 2025 at 10:27)
• ✔ Vectors form an InnerProductSpace (4 messages, latest: May 19 2025 at 08:51)
• Lifting dependent functions to quotient map (9 messages, latest: May 18 2025 at 15:11)
• Structured isomorphism (7 messages, latest: May 18 2025 at 10:09)
• CompleteGroupAlgebra (70 messages, latest: May 18 2025 at 03:37)
• ✔ kernel of a natural transformation (12 messages, latest: May 17 2025 at 15:24)
• ✔ writing value as something + integer multiple of something (10 messages, latest: May 17 2025 at 14:50)
• Finset.sum_range_id alternatives with Icc/Ico.. not range (5 messages, latest: May 17 2025 at 11:15)
• ChartedSpace of Euclid m and Euclid n with Euclid m+n (4 messages, latest: May 17 2025 at 06:59)
• inner product lemmas for perpendicular vectors (6 messages, latest: May 17 2025 at 00:15)
• Absolute values on polynomials (20 messages, latest: May 16 2025 at 15:54)
• Associated abs (24 messages, latest: May 16 2025 at 09:55)
• Pseudometric def of uniform space (30 messages, latest: May 15 2025 at 06:22)
• ✔ Fin to Int + inequality hypotheses (27 messages, latest: May 14 2025 at 19:04)
• O(nlogn) dedup with provable properties (48 messages, latest: May 14 2025 at 15:35)
• descending measures to compact quotients (30 messages, latest: May 14 2025 at 07:41)
• ✔ Concrete instances of Hilbert space/LinearMaps (10 messages, latest: May 13 2025 at 19:49)
• mulLeftEmbedding for IsLeftCancelMulZero (12 messages, latest: May 13 2025 at 19:43)
• ✔ Lean.Meta.forallTelescope with BinderInfo? (3 messages, latest: May 12 2025 at 21:34)
• colimit-preserving functors preserve pointwise LKE (15 messages, latest: May 12 2025 at 20:49)
• ✔ SImple equality proof (4 messages, latest: May 12 2025 at 20:21)
• Equiv version of function.swap (8 messages, latest: May 12 2025 at 19:17)
• L'Hôpital's rule for infinity/infinity (4 messages, latest: May 12 2025 at 14:24)
• ✔ Surjectivity of Finsupp.mapDomain (7 messages, latest: May 12 2025 at 14:15)
• Separability degree? (237 messages, latest: May 12 2025 at 14:10)
• ✔ How to represent tensor product between 0 and linear map? (5 messages, latest: May 12 2025 at 13:15)
• List.drop of a positive (2 messages, latest: May 12 2025 at 11:57)
• Double Filter.Eventually (16 messages, latest: May 11 2025 at 17:15)
• ✔ Use pre-implication assumption in post-implication stat… (6 messages, latest: May 11 2025 at 13:33)
• ✔ Avoid unsafe in value domain of NbPE (17 messages, latest: May 10 2025 at 07:32)
• "graph" of a relation (5 messages, latest: May 09 2025 at 19:48)
• ✔ Proving element membership from numerator image in subm… (10 messages, latest: May 09 2025 at 15:39)
• ✔ Transition from natural numbers to integers (5 messages, latest: May 09 2025 at 10:36)
• rw inside sum (26 messages, latest: May 09 2025 at 09:31)
• Split nested sum in cases (4 messages, latest: May 09 2025 at 07:47)
• ✔ finite_of_isLocalized_maximal for semi-local ring (8 messages, latest: May 09 2025 at 02:27)
• Cauchy's residue theorem on punctured disk (3 messages, latest: May 08 2025 at 06:34)
• The finset of numerators of a finite set of fractions. (19 messages, latest: May 07 2025 at 22:50)
• Vacuous implication from plausible (63 messages, latest: May 07 2025 at 15:22)
• Prop, but with universal quantifiers only, or none? (4 messages, latest: May 07 2025 at 10:01)
• trivial lieringmodule (14 messages, latest: May 07 2025 at 09:35)
• ✔ Eliminating modulo operations in ModEq? (11 messages, latest: May 07 2025 at 08:11)
• (Pre)connected sets in reals are precisely the intervals (5 messages, latest: May 07 2025 at 08:09)
• Sort a hashmap (7 messages, latest: May 06 2025 at 21:56)
• Supp addition on LinearMaps Properties (4 messages, latest: May 06 2025 at 20:33)
• 0_le_re_iner_orthogonalProjection (6 messages, latest: May 06 2025 at 07:37)
• Schur's Inequality (9 messages, latest: May 05 2025 at 19:20)
• ✔ Complete Positive (CP) and CPTP Maps in LEAN (3 messages, latest: May 05 2025 at 07:50)
• Finiteness of residue fields for number fields (38 messages, latest: May 05 2025 at 03:30)
• ✔ Applying Cauchy–Schwarz inequality for Multiset of reals (5 messages, latest: May 04 2025 at 23:45)
• assert_not_imported (78 messages, latest: May 04 2025 at 18:49)
• max with IsCoatom equal top iff (1 message, latest: May 04 2025 at 14:19)
• p divided q iff p divides k * q for nonzero k (polynomials) (6 messages, latest: May 04 2025 at 13:06)
• ✔ Coerce Tendsto into BoundedContinuousFunction (15 messages, latest: May 04 2025 at 06:45)
• Monotone convergence for series (2 messages, latest: May 03 2025 at 19:34)
• Combinatory Logic (4 messages, latest: May 03 2025 at 18:40)
• A group isomorphic to a cyclic group is cyclic (4 messages, latest: May 03 2025 at 12:12)
• Convexity in terms of gradients (9 messages, latest: May 03 2025 at 11:59)
• ✔ Quantum and SVD in LEAN (2 messages, latest: May 02 2025 at 23:30)
• Prod embedding from function (2 messages, latest: May 02 2025 at 21:33)
• Group (Homeomorph X X) (4 messages, latest: May 02 2025 at 16:34)
• ✔ Casting a LinearMap to a submodule (4 messages, latest: May 02 2025 at 12:57)
• Aut(S_n) ≃ Inn(S_n) when n != 2 and n != 6 (1 message, latest: May 02 2025 at 10:35)
• Postional representation of real numbers (12 messages, latest: May 01 2025 at 20:36)
• ✔ Aut(S_n) ≃ Inn(S_n) when n != 2 and n != 6 (28 messages, latest: May 01 2025 at 14:44)
• Summing over Fin n (7 messages, latest: Apr 30 2025 at 15:40)
• Cauchy Schwarz inequality integral form (7 messages, latest: Apr 30 2025 at 11:18)
• Complexity : Time Computable functions (8 messages, latest: Apr 29 2025 at 22:28)
• repeat list (14 messages, latest: Apr 29 2025 at 14:34)
• Matrix AlgHom implies dim divisibility (23 messages, latest: Apr 29 2025 at 03:17)
• ✔ equiv comp equiv (5 messages, latest: Apr 29 2025 at 02:16)
• Quantum and SVD in LEAN (12 messages, latest: Apr 28 2025 at 17:07)
• Types up to variable renaming (18 messages, latest: Apr 28 2025 at 10:09)
• ✔ Can I match over elements of GaloisField p n? (13 messages, latest: Apr 28 2025 at 09:33)
• ✔ Proof Obligations Discharge Interface for LEAN (3 messages, latest: Apr 28 2025 at 08:03)
• How to simplify this proof without using a have statement? (21 messages, latest: Apr 28 2025 at 00:48)
• abs of vector component ≤ norm of vector (10 messages, latest: Apr 27 2025 at 18:01)
• comment in Data/Set/Lattice (7 messages, latest: Apr 27 2025 at 17:27)
• inequalities related to product of two linear expressions (2 messages, latest: Apr 27 2025 at 17:19)
• a cardinal <= 1 is 0 or 1 (19 messages, latest: Apr 25 2025 at 21:27)
• Positive-semidefinite linear operator (24 messages, latest: Apr 25 2025 at 15:38)
• Inclusion functor from a fullsubcategory is a Mono (33 messages, latest: Apr 25 2025 at 09:40)
• ✔ Support of a LinearMap as a Submodule (5 messages, latest: Apr 25 2025 at 08:48)
• Induced representation (18 messages, latest: Apr 24 2025 at 18:36)
• Transcendental ℚ π (3 messages, latest: Apr 24 2025 at 15:02)
• Stationary distribution of Markov chains (6 messages, latest: Apr 24 2025 at 07:39)
• Tensor product on linear maps (40 messages, latest: Apr 23 2025 at 14:19)
• Normed space over an RCLike field is a real normed space (6 messages, latest: Apr 22 2025 at 21:37)
• ✔ Constructing joint PMFs (2 messages, latest: Apr 22 2025 at 15:54)
• ✔ tactic for "substitution" in inequalities (5 messages, latest: Apr 22 2025 at 10:04)
• Matrices form a semisimple ring (19 messages, latest: Apr 21 2025 at 23:18)
• List.countP.mono_left but strict inequality (10 messages, latest: Apr 20 2025 at 05:41)
• ✔ TM0, TM1, TM2 polynomial equivalence (6 messages, latest: Apr 20 2025 at 02:25)
• lifting continuous maps in SeparationQuotient (3 messages, latest: Apr 19 2025 at 22:30)
• IsOpen and compRel (51 messages, latest: Apr 19 2025 at 15:22)
• Universal coefficient theorem (11 messages, latest: Apr 19 2025 at 12:32)
• criterion for equality in WithTop (12 messages, latest: Apr 19 2025 at 07:30)
• Aₚ ≃ₗ[Aₚ] Aₚ (Localization vs LocalizedModule) (7 messages, latest: Apr 18 2025 at 16:44)
• Injectivity of equivalences (3 messages, latest: Apr 18 2025 at 10:06)
• ✔ Trace of ContinuousLinearMap (4 messages, latest: Apr 18 2025 at 09:57)
• ✔ IsScalarTower instance correctness for Subfields (4 messages, latest: Apr 18 2025 at 06:29)
• ✔ fderiv and curry (7 messages, latest: Apr 18 2025 at 05:44)
• TVS and NormedSpace on Finsupp, DFinsupp, DirectSum, .. (49 messages, latest: Apr 18 2025 at 02:15)
• Kind of pigeonhole (22 messages, latest: Apr 17 2025 at 13:58)
• Showing ((m : Std.HashMap).map f).keys = m.keys (7 messages, latest: Apr 17 2025 at 11:47)
• Simplify head and tail of List.map (5 messages, latest: Apr 17 2025 at 10:22)
• isNoetherian_of_surjective, of_exact (and artin of exact) (4 messages, latest: Apr 17 2025 at 04:12)
• Piecewise larger list means larger sum (3 messages, latest: Apr 16 2025 at 16:37)
• Monotone rational sequence approaching a real number? (24 messages, latest: Apr 16 2025 at 16:08)
• strict triangle inequality in Euclidean space (13 messages, latest: Apr 16 2025 at 02:08)
• ✔ Lexicographic order on dependent products (5 messages, latest: Apr 15 2025 at 18:47)
• (ZMod m) ⧸ span {(n : ZMod m)} ≃+* (ZMod (m.gcd n)) (11 messages, latest: Apr 15 2025 at 17:00)
• Fiber bundle Construction Theorem (1 message, latest: Apr 15 2025 at 09:37)
• ✔ Cancelling out polynomials (9 messages, latest: Apr 15 2025 at 07:20)
• simple group of order 60 isomorphic A5 (4 messages, latest: Apr 15 2025 at 05:50)
• ✔ RatFunc.toFractionRingAlgEquiv (11 messages, latest: Apr 15 2025 at 02:06)
• A First Stab at a Principal Fibre Bundle (108 messages, latest: Apr 15 2025 at 00:06)
• Representing objects are unique up to isomorphism? (8 messages, latest: Apr 14 2025 at 23:19)
• OrderedAddCommGroup has CharZero (30 messages, latest: Apr 14 2025 at 18:08)
• ✔ Setoid_congr (6 messages, latest: Apr 13 2025 at 16:51)
• Can this be golfed? (11 messages, latest: Apr 13 2025 at 14:27)
• ✔ definition of variety (14 messages, latest: Apr 13 2025 at 08:43)
• obtaining an index permutation from a List.Perm? (4 messages, latest: Apr 13 2025 at 08:43)
• trimming permutations? (6 messages, latest: Apr 13 2025 at 01:20)
• Shapiro's lemma (7 messages, latest: Apr 12 2025 at 13:42)
• How to reorder the sum of Finset? (10 messages, latest: Apr 12 2025 at 12:22)
• ✔ Prime b → r ∣ b ↔ (IsUnit r ∨ Associated r b) (5 messages, latest: Apr 12 2025 at 05:25)
• left ideal (2 messages, latest: Apr 11 2025 at 20:52)
• Tutte polynomials of matroids (11 messages, latest: Apr 11 2025 at 14:52)
• Kirchoffs Matrix Tree Theorem for connected Simple Graphs (7 messages, latest: Apr 11 2025 at 12:59)
• ✔ Can I proof this question of Finset.filter by calculation？ (31 messages, latest: Apr 11 2025 at 06:23)
• non-zero ideals of Zp are open (27 messages, latest: Apr 11 2025 at 06:00)
• Should "Inverse equals symm" be a simp lemma? (31 messages, latest: Apr 10 2025 at 17:07)
• Set.encard_iUnion (13 messages, latest: Apr 10 2025 at 12:06)
• ✔ IsField ℤ → False, but Field ℤ is true (21 messages, latest: Apr 09 2025 at 16:57)
• Conditionally complete semilattice (6 messages, latest: Apr 09 2025 at 16:32)
• Degree Comparison of Polynomials (7 messages, latest: Apr 09 2025 at 15:33)
• AddCommMonoid enriched categories (9 messages, latest: Apr 08 2025 at 14:11)
• Zsqrtd and adjoin (19 messages, latest: Apr 08 2025 at 13:48)
• ✔ Commutative morphisms involving Ext functor (16 messages, latest: Apr 08 2025 at 10:47)
• Blumberg theorem (24 messages, latest: Apr 08 2025 at 03:06)
• ✔ Nat.find equivalent for positive integers (12 messages, latest: Apr 08 2025 at 02:24)
• cardinality of powerset of finite sets (7 messages, latest: Apr 07 2025 at 16:20)
• Linear Temporal Logic (9 messages, latest: Apr 07 2025 at 16:12)
• Finset sum bounds (12 messages, latest: Apr 07 2025 at 07:41)
• Classification of small groups (9 messages, latest: Apr 06 2025 at 15:41)
• IsPrincipalIdealRing ℤ (2 messages, latest: Apr 06 2025 at 14:27)
• Trace of ring-homomorphic image (24 messages, latest: Apr 06 2025 at 13:25)
• Bijection between Finset and Fin n (7 messages, latest: Apr 06 2025 at 12:07)
• Torsion-free modules? (4 messages, latest: Apr 06 2025 at 10:02)
• ✔ If n <= x < 2n, n <= y < 2n, when x % n = y % n, prove … (7 messages, latest: Apr 06 2025 at 09:50)
• Ring constants as a Expr (8 messages, latest: Apr 05 2025 at 20:51)
• Brownian Motion (47 messages, latest: Apr 05 2025 at 16:21)
• ✔ Infinite product of probability measures (6 messages, latest: Apr 05 2025 at 15:39)
• ✔ Convert between .cast and % n of ZMod? (3 messages, latest: Apr 05 2025 at 11:46)
• Is there code for Hilbert Spaces? (36 messages, latest: Apr 05 2025 at 11:44)
• in K / L / k, [L : k] = index of fixing subgroup of L (14 messages, latest: Apr 05 2025 at 11:29)
• Frechet Spaces (3 messages, latest: Apr 05 2025 at 09:33)
• Hom Localized equiv Localized Hom (8 messages, latest: Apr 05 2025 at 08:50)
• If f has finite fibers than also Finsupp.mapDomain do (14 messages, latest: Apr 05 2025 at 01:02)
• ✔ Debugging an absence of a simp (6 messages, latest: Apr 04 2025 at 21:10)
• element of list of lists that is minimal subset (22 messages, latest: Apr 04 2025 at 19:17)
• roots p <= roots q -> p | q (14 messages, latest: Apr 03 2025 at 17:23)
• hcomp and whiskerLeft/right and whisker_exchange (11 messages, latest: Apr 03 2025 at 16:25)
• ✔ Is there an lt version of Finset.card_nsmul_le_sum (5 messages, latest: Apr 02 2025 at 18:56)
• ✔ Sum over fin with index offset on terms (4 messages, latest: Apr 02 2025 at 15:52)
• Basics of game theory? (51 messages, latest: Apr 02 2025 at 03:02)
• hypothesis inside sum (15 messages, latest: Apr 01 2025 at 22:05)
• The minploy of √p + √q is X^4 - 2 (p + q)X^2 + (p - q)^2 (25 messages, latest: Apr 01 2025 at 15:45)
• GL(n) as a manifold (15 messages, latest: Apr 01 2025 at 15:24)
• Order.Ideal and Filter (8 messages, latest: Apr 01 2025 at 10:11)
• Finset.biUnion over union (10 messages, latest: Apr 01 2025 at 09:49)
• Pairs of bitvectors (6 messages, latest: Apr 01 2025 at 09:29)
• Bad primes are finite (7 messages, latest: Mar 31 2025 at 16:02)
• natural mul_left (5 messages, latest: Mar 31 2025 at 09:13)
• IsNoetherianRing → Ideal.FiniteHeight (6 messages, latest: Mar 31 2025 at 07:56)
• Polynomial cast (4 messages, latest: Mar 30 2025 at 21:33)
• ✔ MvPolynomial: f(a, y) = 0 → f(x, y) = (x - a)g(x, y) (16 messages, latest: Mar 30 2025 at 15:50)
• rewriting through finset sum (3 messages, latest: Mar 30 2025 at 15:45)
• definition of a strict subset of a list (10 messages, latest: Mar 30 2025 at 12:36)
• Function.Exact.rangeFactorization (4 messages, latest: Mar 30 2025 at 06:46)
• ZMod.val and numerals (35 messages, latest: Mar 29 2025 at 20:36)
• algebraic integer and its minimal polynomial (4 messages, latest: Mar 29 2025 at 12:57)
• Special linear groups (1 message, latest: Mar 29 2025 at 09:17)
• ✔ ` ↓∩ ` for Finset (5 messages, latest: Mar 29 2025 at 08:51)
• ✔ How can I calc x • {a, b, c} for a subgroup? (13 messages, latest: Mar 29 2025 at 06:18)
• ✔ Interval arithmetic (5 messages, latest: Mar 29 2025 at 00:44)
• ✔ handle reindexAlgEquiv with charpoly (6 messages, latest: Mar 29 2025 at 00:14)
• Tree characterisation (16 messages, latest: Mar 28 2025 at 22:00)
• Minors of matrices (square and non-square) (12 messages, latest: Mar 28 2025 at 21:49)
• BitVec.set (3 messages, latest: Mar 28 2025 at 16:48)
• Power series of analytic function (2 messages, latest: Mar 28 2025 at 15:59)
• ✔ Showing the existence of a minimizer in Hilbert spaces? (5 messages, latest: Mar 28 2025 at 15:55)
• Length of a module? (14 messages, latest: Mar 28 2025 at 14:22)
• Invariant subMonoid/AddMonoid/Module (39 messages, latest: Mar 28 2025 at 01:41)
• Cauchy Binet theorem (7 messages, latest: Mar 28 2025 at 00:02)
• incompleteness, undecidability (16 messages, latest: Mar 27 2025 at 22:43)
• Coalg →ₗ Alg algebra structure (11 messages, latest: Mar 27 2025 at 19:47)
• Axiom of choice for sets (49 messages, latest: Mar 27 2025 at 12:24)
• The field C_p (14 messages, latest: Mar 27 2025 at 09:29)
• Lipschitz functions on locally compact spaces (3 messages, latest: Mar 27 2025 at 08:22)
• ✔ cast path homotopic transfer (6 messages, latest: Mar 26 2025 at 21:36)
• ✔ Enumerating subsets of length m from Fin n (4 messages, latest: Mar 26 2025 at 21:30)
• proving commutativity of diagrams (4 messages, latest: Mar 26 2025 at 13:50)
• norm of orthonormal basis (5 messages, latest: Mar 26 2025 at 09:00)
• Row types? (21 messages, latest: Mar 25 2025 at 13:05)
• where is List.max! (5 messages, latest: Mar 24 2025 at 16:44)
• ✔ Casting a Submodule as a smaller Submodule (14 messages, latest: Mar 24 2025 at 15:28)
• How to perform finite step induction? (3 messages, latest: Mar 24 2025 at 07:01)
• ✔ IsScalarTower F F(α^2) F(α) (9 messages, latest: Mar 24 2025 at 03:24)
• ✔ how to use Nat.le_induction? (11 messages, latest: Mar 23 2025 at 20:53)
• Range of LinearMap.prod (4 messages, latest: Mar 23 2025 at 09:08)
• gettext? (12 messages, latest: Mar 23 2025 at 04:17)
• Surjective function from Type u to some α :Type u (12 messages, latest: Mar 22 2025 at 19:24)
• Tighter Finset.toList output type (2 messages, latest: Mar 22 2025 at 04:52)
• n divides pq means n is 1 or p or q or pq (4 messages, latest: Mar 21 2025 at 19:22)
• Continuous linear maps with closed range (17 messages, latest: Mar 21 2025 at 13:21)
• If S.card > T.card then there is an element in S that is not (10 messages, latest: Mar 21 2025 at 13:03)
• Fundamental group of the sphere (6 messages, latest: Mar 21 2025 at 06:31)
• QuotientGroup.lift_comp (2 messages, latest: Mar 21 2025 at 05:53)
• ✔ revert_all tactic (10 messages, latest: Mar 21 2025 at 01:46)
• cosets / Second isomorphism theorem (3 messages, latest: Mar 20 2025 at 16:23)
• Extending a finsupp from a type σ to Option σ (6 messages, latest: Mar 20 2025 at 08:02)
• simp made no progress in finrank of matrix (7 messages, latest: Mar 20 2025 at 02:38)
• ✔ charpoly algebraMap commute? (5 messages, latest: Mar 19 2025 at 23:46)
• calculating with Nat.lor (10 messages, latest: Mar 19 2025 at 21:25)
• Generate curried function based on list? (11 messages, latest: Mar 19 2025 at 21:13)
• Matrix.cons_val_five (6 messages, latest: Mar 19 2025 at 14:26)
• Outer regularity of Hausdorff measure (12 messages, latest: Mar 19 2025 at 06:23)
• antitone function tendsto its liminf (7 messages, latest: Mar 19 2025 at 05:11)
• BitVec.toInt_sdiv (2 messages, latest: Mar 18 2025 at 20:04)
• Dependent lists? (23 messages, latest: Mar 18 2025 at 18:11)
• Category theory: mapping cones (3 messages, latest: Mar 18 2025 at 16:23)
• ✔ Int.cases (10 messages, latest: Mar 18 2025 at 05:09)
• Euclidean Geometry (113 messages, latest: Mar 18 2025 at 01:06)
• ✔ Restrict adjunction to reflective subcategory (9 messages, latest: Mar 17 2025 at 23:37)
• ✔ Continuous injective function is monotone or antitone (5 messages, latest: Mar 17 2025 at 22:53)
• Schemes isomorphic to affine schemes are affine (3 messages, latest: Mar 17 2025 at 14:52)
• ✔ Debug tracing (4 messages, latest: Mar 17 2025 at 12:40)
• AlgEquiv slow synthInstance? (23 messages, latest: Mar 17 2025 at 01:22)
• ✔ list is nil or concat (11 messages, latest: Mar 17 2025 at 01:20)
• The category of commutative Hopf algebras (9 messages, latest: Mar 16 2025 at 09:16)
• IsUnit and CharP (27 messages, latest: Mar 15 2025 at 21:31)
• Polynomial vs MvPolynomial (8 messages, latest: Mar 15 2025 at 21:21)
• gcd (a ^ m - 1) (a ^ n - 1) = a ^ gcd m n - 1 (4 messages, latest: Mar 15 2025 at 21:20)
• BinaryCofan.op (9 messages, latest: Mar 15 2025 at 19:00)
• int division of powers (10 messages, latest: Mar 15 2025 at 16:42)
• Index of sublattice is determinant (5 messages, latest: Mar 15 2025 at 15:09)
• Derivative of transition map is in GL (1 message, latest: Mar 15 2025 at 10:37)
• Pigeon hole principle in the real numbers? (5 messages, latest: Mar 15 2025 at 04:59)
• Theory of finite fields (24 messages, latest: Mar 14 2025 at 16:15)
• parse_failure command (7 messages, latest: Mar 14 2025 at 05:14)
• Something like List.forall_unattach (4 messages, latest: Mar 13 2025 at 22:13)
• Sum of equal ratios (5 messages, latest: Mar 13 2025 at 15:19)
• simple lemma on sums with equal terms (12 messages, latest: Mar 13 2025 at 15:12)
• Representability of product (11 messages, latest: Mar 13 2025 at 13:04)
• Effectively reasoning with Int and < in Core (3 messages, latest: Mar 12 2025 at 18:41)
• Centering lemma (17 messages, latest: Mar 12 2025 at 09:37)
• Complex Analysis: Laplacian of modulus of a function (17 messages, latest: Mar 12 2025 at 09:16)
• Properties of prime subfield (11 messages, latest: Mar 12 2025 at 09:08)
• ✔ cardinality of interval restricted to multiples (11 messages, latest: Mar 12 2025 at 07:17)
• finite and finitely presented algebra (5 messages, latest: Mar 11 2025 at 14:55)
• Runge's Theorem? (10 messages, latest: Mar 11 2025 at 14:31)
• ✔ The product of the reciprocals of the primes is zero. (13 messages, latest: Mar 11 2025 at 08:51)
• lazy list (11 messages, latest: Mar 11 2025 at 03:27)
• ✔ UnderClass (13 messages, latest: Mar 09 2025 at 23:19)
• Variant of #check command that unfold let expression (8 messages, latest: Mar 09 2025 at 22:56)
• Complex.arg_pow_coe_angle? (10 messages, latest: Mar 09 2025 at 17:12)
• Maps from a tensor product of algebras (13 messages, latest: Mar 09 2025 at 08:28)
• Diffeology (51 messages, latest: Mar 09 2025 at 04:14)
• two module instance over ℤ (27 messages, latest: Mar 09 2025 at 00:11)
• ✔ vector spaces over real numbers (i.e., ℝⁿ) (5 messages, latest: Mar 08 2025 at 21:52)
• ✔ Quotient Tactics (10 messages, latest: Mar 08 2025 at 20:14)
• Is Nat.noConfusionType in Lean 4 Circular Reasoning When P (21 messages, latest: Mar 08 2025 at 12:31)
• ✔ file importing DirectSum and ker (4 messages, latest: Mar 08 2025 at 05:55)
• ✔ Constructing syntax within macros (4 messages, latest: Mar 08 2025 at 01:13)
• ✔ Tactics to focus on a specified goal? (17 messages, latest: Mar 07 2025 at 16:48)
• Showing a number is a root of a polynomial (19 messages, latest: Mar 07 2025 at 11:29)
• Submonoid generated by a set containing inverses (8 messages, latest: Mar 07 2025 at 09:47)
• exists_biSup_lt_add_eps (10 messages, latest: Mar 07 2025 at 09:18)
• Characterization of subsets in topological spaces (4 messages, latest: Mar 06 2025 at 21:32)
• ✔ Generate a Random List of Length $n$ (11 messages, latest: Mar 06 2025 at 19:56)
• List.maximum _ < List.minimum (12 messages, latest: Mar 06 2025 at 16:16)
• ReflTransGen equivalent of TransGen.closed' (2 messages, latest: Mar 06 2025 at 15:19)
• List.max? mapping to WithBot (1 message, latest: Mar 06 2025 at 14:25)
• AnalyticOn.hasFPowerSeriesOnBall (9 messages, latest: Mar 06 2025 at 13:33)
• ✔ Fin n ≃ Iio n (5 messages, latest: Mar 06 2025 at 04:24)
• Partial fraction decompostion with derivative (5 messages, latest: Mar 06 2025 at 03:58)
• Composition Series for Groups wrt Normal subgroup (5 messages, latest: Mar 05 2025 at 18:00)
• Using lean as a logical framework (7 messages, latest: Mar 05 2025 at 16:28)
• pretty print of Nat (75 messages, latest: Mar 05 2025 at 14:21)
• Multiplicity in the naturals (30 messages, latest: Mar 05 2025 at 13:04)
• ✔ Fin n → String to String (7 messages, latest: Mar 05 2025 at 01:47)
• Partial order less than antisymmetry (10 messages, latest: Mar 05 2025 at 01:26)
• Cardinality of a concrete set (6 messages, latest: Mar 04 2025 at 19:02)
• Linear independence with MvPolynomial fractions (5 messages, latest: Mar 04 2025 at 12:12)
• Det of family is non-zero iff linearly independent (2 messages, latest: Mar 04 2025 at 11:55)
• Simp hypothesis, then simp goal with hypothesis? (8 messages, latest: Mar 04 2025 at 08:13)
• OrdClosure (3 messages, latest: Mar 03 2025 at 22:30)
• Product with permutation sign (8 messages, latest: Mar 03 2025 at 12:24)
• The Taylor series of an entire function converges to it (28 messages, latest: Mar 03 2025 at 09:21)
• Noncommutative Polynomials (5 messages, latest: Mar 02 2025 at 23:08)
• ✔ AlgHom on coeffs? (4 messages, latest: Mar 02 2025 at 22:36)
• Series for f(-x) (2 messages, latest: Mar 02 2025 at 20:37)
• ✔ Alternative type class (5 messages, latest: Mar 02 2025 at 13:48)
• Nat.sub_le_sub (4 messages, latest: Mar 02 2025 at 02:41)
• Monoid isomorphisms preserve the lattice of submonoids (6 messages, latest: Feb 27 2025 at 23:11)
• dimension 1 matrix (18 messages, latest: Feb 27 2025 at 15:55)
• accessing the source case during induction (11 messages, latest: Feb 26 2025 at 21:51)
• ✔ Working with limits of sheaves over a site (8 messages, latest: Feb 26 2025 at 17:51)
• Naturality of match (8 messages, latest: Feb 26 2025 at 11:27)
• botEquiv and topEquiv (9 messages, latest: Feb 26 2025 at 02:12)
• Strong product of two graphs (3 messages, latest: Feb 25 2025 at 17:27)
• Plancherel's theorem (3 messages, latest: Feb 25 2025 at 15:55)
• importing files from github in Lean 4 Web? (8 messages, latest: Feb 25 2025 at 14:53)
• ✔ Naturality of ite. (9 messages, latest: Feb 25 2025 at 13:27)
• Setoid from function (4 messages, latest: Feb 24 2025 at 22:17)
• Polynomial computations (6 messages, latest: Feb 24 2025 at 15:38)
• Finsupp.linearCombination backwards (13 messages, latest: Feb 24 2025 at 12:27)
• minpoly over subfield containing coefficients (17 messages, latest: Feb 24 2025 at 09:15)
• Comonads (3 messages, latest: Feb 24 2025 at 00:19)
• SampleableExt extension for PNat (2 messages, latest: Feb 23 2025 at 23:46)
• Cardinal lift problem (6 messages, latest: Feb 23 2025 at 19:09)
• ✔ Norm of casted natural number equals the number itself? (8 messages, latest: Feb 23 2025 at 15:00)
• Induction starting from n=3 instead of n=1 (21 messages, latest: Feb 23 2025 at 12:19)
• Enriched monoidal action of enriched cat over arbitrary cat (4 messages, latest: Feb 22 2025 at 09:28)
• check parsing precedence (1 message, latest: Feb 21 2025 at 23:03)
• ✔ iSup over a set as sSup (4 messages, latest: Feb 21 2025 at 21:40)
• ✔ The inner product on square integrable functions. (10 messages, latest: Feb 21 2025 at 13:56)
• ✔ How to define a function recursively (7 messages, latest: Feb 21 2025 at 13:19)
• Eigenspaces of diagonalizable maps (1 message, latest: Feb 21 2025 at 04:53)
• degree of splitting field (16 messages, latest: Feb 21 2025 at 03:36)
• Enum/fintype/encodable deriving handler (21 messages, latest: Feb 20 2025 at 15:20)
• What is the second output of PartialHomeomorph (12 messages, latest: Feb 19 2025 at 01:13)
• Finitely many strings of length ≤ n? (34 messages, latest: Feb 18 2025 at 23:38)
• Stone duality (22 messages, latest: Feb 18 2025 at 16:49)
• Measurable space over probability measures (1 message, latest: Feb 18 2025 at 00:30)
• Recursion principle for Finset (4 messages, latest: Feb 17 2025 at 21:03)
• Ramification iff divides discriminant (50 messages, latest: Feb 17 2025 at 18:24)
• Find open statements in syntax (1 message, latest: Feb 17 2025 at 14:00)
• 1 ≠ -1 in ℤˣ? (23 messages, latest: Feb 17 2025 at 03:26)
• Orientable Surface (85 messages, latest: Feb 14 2025 at 16:28)
• Manipulating inequalities in ENat (35 messages, latest: Feb 14 2025 at 09:30)
• Lower bound for log(x + 1) (34 messages, latest: Feb 14 2025 at 06:05)
• 1D convex hull is an interval (15 messages, latest: Feb 13 2025 at 18:51)
• Coequalizer in Type (6 messages, latest: Feb 13 2025 at 13:28)
• ✔ restrict₂ without π (5 messages, latest: Feb 13 2025 at 07:42)
• ✔ Combination of Set.imageFactorization and Set.restrict (2 messages, latest: Feb 13 2025 at 05:30)
• ✔ How Does Tail Recursion Optimization Work? (9 messages, latest: Feb 12 2025 at 17:00)
• eventually nhds (7 messages, latest: Feb 12 2025 at 04:12)
• mynotation implemented by macro command (1 message, latest: Feb 12 2025 at 02:09)
• ENNReal.rpow_ofNNReal (5 messages, latest: Feb 11 2025 at 20:30)
• Proof of logarithmic depth for AVL trees? (3 messages, latest: Feb 11 2025 at 19:43)
• Access summation hypothesis in conv (3 messages, latest: Feb 11 2025 at 14:36)
• ✔ Tools to provide the value of Finset.max (6 messages, latest: Feb 11 2025 at 05:12)
• Chain of functions and their sequential application (2 messages, latest: Feb 10 2025 at 02:49)
• Power series expansion (1 message, latest: Feb 10 2025 at 02:20)
• Transcendence degree? (89 messages, latest: Feb 09 2025 at 15:47)
• Scaled/absolute trace from algebraic closure (17 messages, latest: Feb 09 2025 at 04:51)
• ✔ Surreal.mk lemmas (14 messages, latest: Feb 08 2025 at 23:10)
• Partial vertex colorings and (partial) edge colorings (2 messages, latest: Feb 08 2025 at 20:56)
• Uniform limit of meromorphic/holomorphic functions (2 messages, latest: Feb 08 2025 at 19:12)
• Show a tsum is Summable and has a derivative (3 messages, latest: Feb 08 2025 at 19:04)
• post composition for continuous bilinear maps (6 messages, latest: Feb 08 2025 at 06:29)
• test unique pair from two lists for a property, output bool (7 messages, latest: Feb 07 2025 at 15:44)
• Is there an element-wise instance of Preorder (List α)? (8 messages, latest: Feb 07 2025 at 15:35)
• ✔ what's the best way to write commutative symmetric theo… (11 messages, latest: Feb 07 2025 at 11:43)
• union over a chain is pairwise disjoint of elementwise (5 messages, latest: Feb 05 2025 at 07:09)
• ✔ Measures on ℝ² and ℝ × ℝ (10 messages, latest: Feb 05 2025 at 06:57)
• ✔ open subset of ContinuousMap (6 messages, latest: Feb 05 2025 at 01:19)
• DirectSum.of (2 messages, latest: Feb 04 2025 at 18:46)
• Exponent of purely inseparable field extension (50 messages, latest: Feb 04 2025 at 15:52)
• MonCat is monoidal (16 messages, latest: Feb 04 2025 at 14:54)
• ✔ Array Deduplication Function (9 messages, latest: Feb 04 2025 at 07:03)
• convex pow (5 messages, latest: Feb 03 2025 at 19:24)
• IsAdic, IsAdicComplete and CompleteSpace (6 messages, latest: Feb 03 2025 at 13:34)
• Hales-Jewett Theorem (3 messages, latest: Feb 03 2025 at 02:05)
• ✔ DecidableLE from OrderIso (5 messages, latest: Feb 02 2025 at 10:15)
• ✔ strictly positive requirement (11 messages, latest: Feb 02 2025 at 09:28)
• Arrays of size n, where n is constant and small (7 messages, latest: Feb 02 2025 at 08:57)
• Level set is a manifold (15 messages, latest: Feb 02 2025 at 00:23)
• ✔ curryand uncurry for ∃ (16 messages, latest: Feb 01 2025 at 15:43)
• Example of using Fin n as a poset category (9 messages, latest: Jan 31 2025 at 22:04)
• Linear Map (2 messages, latest: Jan 31 2025 at 19:38)
• Minimax theorem (1 message, latest: Jan 31 2025 at 16:13)
• ✔ F⟮a ^ p ^ s⟯ = F⟮a⟯ for separable a in char p (9 messages, latest: Jan 31 2025 at 09:14)
• arctan2 / atan2 (3 messages, latest: Jan 31 2025 at 09:09)
• tensor product of matrix (18 messages, latest: Jan 30 2025 at 23:17)
• Alexandrov topologies (18 messages, latest: Jan 30 2025 at 15:56)
• TensorProduct of Endomorphism rings (7 messages, latest: Jan 30 2025 at 01:02)
• Nat to UInt32 (3 messages, latest: Jan 29 2025 at 23:30)
• c ^ n tends to 0 in complexes (8 messages, latest: Jan 29 2025 at 19:15)
• Online algorithms or Approximation algorithms (5 messages, latest: Jan 27 2025 at 22:57)
• Real.isInteger (31 messages, latest: Jan 27 2025 at 17:39)
• ✔ how to prove equivalence Empty → T ≃ Unit (6 messages, latest: Jan 27 2025 at 15:48)
• exists countable cofinal chain for directed posets (7 messages, latest: Jan 27 2025 at 09:34)
• generalizing docs#crossProduct over input types (15 messages, latest: Jan 26 2025 at 23:47)
• Commutative group objects (4 messages, latest: Jan 26 2025 at 20:50)
• Transfering algebra structure via ring homomorphism (22 messages, latest: Jan 26 2025 at 15:45)
• Jensen's formula (3 messages, latest: Jan 26 2025 at 14:27)
• ✔ lifting-the-exponent lemma (18 messages, latest: Jan 26 2025 at 08:05)
• Using equality of types in function definition (9 messages, latest: Jan 25 2025 at 02:35)
• A multivariate polynomial is the sum of its monomials (13 messages, latest: Jan 24 2025 at 11:03)
• Ring of holomorphic functions is an integral domain (10 messages, latest: Jan 23 2025 at 18:07)
• Integral adjoin is finite-dimensional (22 messages, latest: Jan 23 2025 at 08:19)
• nodup_eq_len_imp_eqv (26 messages, latest: Jan 23 2025 at 06:47)
• Contravariant functor (9 messages, latest: Jan 22 2025 at 23:42)
• Summation in an adic complete ring/topological ring (17 messages, latest: Jan 22 2025 at 20:46)
• ✔ Classic and trivial results about Algebra.trace (10 messages, latest: Jan 22 2025 at 16:22)
• ✔ "For any, there exist" statement to a function (9 messages, latest: Jan 22 2025 at 15:46)
• ✔ A function in union (12 messages, latest: Jan 22 2025 at 15:45)
• vecMul equals sum (5 messages, latest: Jan 22 2025 at 14:37)
• ✔ matrix reindex prod (5 messages, latest: Jan 22 2025 at 14:09)
• ✔ List induction that tracks the remaining tail (10 messages, latest: Jan 22 2025 at 13:52)
• Additivizing subgroups? (5 messages, latest: Jan 22 2025 at 10:27)
• Odd (a^2).divisors.card (14 messages, latest: Jan 22 2025 at 08:10)
• Lp duality (3 messages, latest: Jan 22 2025 at 06:22)
• shortlex order (20 messages, latest: Jan 22 2025 at 02:33)
• All Combinations in a List,vector (2 messages, latest: Jan 21 2025 at 00:42)
• Principle branch of log gamma (5 messages, latest: Jan 20 2025 at 21:31)
• product of two representable functors (3 messages, latest: Jan 20 2025 at 20:23)
• Plausible beyond Decidable? (3 messages, latest: Jan 20 2025 at 16:28)
• injectivity of multiplication on EReal (8 messages, latest: Jan 20 2025 at 15:31)
• password input (2 messages, latest: Jan 20 2025 at 11:50)
• Algebra.trace R R a = a (1 message, latest: Jan 20 2025 at 10:33)
• Conditional expectation of L^2 is L^2 (5 messages, latest: Jan 20 2025 at 08:24)
• Additive properties? (11 messages, latest: Jan 20 2025 at 01:04)
• dealing with the Option monad in proofs (26 messages, latest: Jan 19 2025 at 21:48)
• Missing HEq lemmas (6 messages, latest: Jan 19 2025 at 16:14)
• Coset definition? (10 messages, latest: Jan 19 2025 at 13:36)
• Conditional expectation of product (6 messages, latest: Jan 19 2025 at 10:39)
• Countable (or omega1) is the same when lifted (8 messages, latest: Jan 18 2025 at 12:59)
• ✔ Parallelism and Program verification library (4 messages, latest: Jan 17 2025 at 23:00)
• ✔ An equivalent of Lean.Grind.not_eq_prop (40 messages, latest: Jan 17 2025 at 19:05)
• MulEquiv between infs (6 messages, latest: Jan 17 2025 at 18:52)
• integer valuation (13 messages, latest: Jan 17 2025 at 16:27)
• Conditional variance (8 messages, latest: Jan 17 2025 at 08:49)
• ✔ #loogle (4 messages, latest: Jan 16 2025 at 20:53)
• Identity matrix has linearly independent rows (32 messages, latest: Jan 16 2025 at 17:48)
• tensor product 1 equal iff equal? (17 messages, latest: Jan 16 2025 at 15:14)
• Principal G-bundle (2 messages, latest: Jan 16 2025 at 06:32)
• ✔ Antichain in linear order is subsingleton (7 messages, latest: Jan 16 2025 at 06:28)
• termination proof for filtering lists in a list (3 messages, latest: Jan 15 2025 at 20:25)
• Projective module over a local ring is free (15 messages, latest: Jan 15 2025 at 15:38)
• Ensuring failure of a top-level command (5 messages, latest: Jan 14 2025 at 17:44)
• dist of induced metric (8 messages, latest: Jan 14 2025 at 07:44)
• ✔ add_one??? (10 messages, latest: Jan 14 2025 at 07:19)
• String uninterpolation (9 messages, latest: Jan 13 2025 at 19:32)
• ✔ If a member is >= all elements in a Finset, it's the max (5 messages, latest: Jan 13 2025 at 13:41)
• a deduped list is longer than a subset deduped (33 messages, latest: Jan 12 2025 at 21:55)
• ✔ A tactic for changing specific subterm to another? (3 messages, latest: Jan 10 2025 at 17:51)
• AffineSpace class (3 messages, latest: Jan 10 2025 at 09:43)
• Decompose finite set of intervals into disjoint intervals (6 messages, latest: Jan 10 2025 at 08:43)
• semiring from bounded distributive lattice (4 messages, latest: Jan 08 2025 at 21:56)
• continuous semi-algebra maps (9 messages, latest: Jan 08 2025 at 17:29)
• ENNReal.le_iInf_add_iInf (6 messages, latest: Jan 06 2025 at 22:37)
• LocalizedModule is module tensor Localization (3 messages, latest: Jan 06 2025 at 15:09)
• Colimits in Grp (41 messages, latest: Jan 04 2025 at 19:48)
• FTA - "algebraic" proof (2 messages, latest: Jan 04 2025 at 13:19)
• Cauchy Equation (13 messages, latest: Jan 04 2025 at 08:47)
• Folding over multiple lists? (3 messages, latest: Jan 02 2025 at 17:32)
• ✔ Building a Subgraph from a subset of vertices (3 messages, latest: Jan 02 2025 at 02:43)
• Pattern apply, rw, exact (12 messages, latest: Jan 01 2025 at 22:07)
• bdiv and bmod (11 messages, latest: Jan 01 2025 at 20:47)
• Meta: Check whether we have a concrete number (11 messages, latest: Dec 31 2024 at 22:47)
• ✔ Sort a multiset by a function (12 messages, latest: Dec 31 2024 at 22:13)
• ✔ Finset of given cardinality exists (3 messages, latest: Dec 31 2024 at 16:03)
• Simple CovBy result (8 messages, latest: Dec 31 2024 at 14:41)
• Finsupp over LinearMap (5 messages, latest: Dec 31 2024 at 02:50)
• Frequency distribution of List/Multiset (6 messages, latest: Dec 30 2024 at 11:22)
• Category of relations as monoidal category (2 messages, latest: Dec 29 2024 at 16:59)
• Equivalence Relation associated to a subset (44 messages, latest: Dec 27 2024 at 23:50)
• List.zipWith and List.ofFn (7 messages, latest: Dec 27 2024 at 22:54)
• Image of a FrameHom is a Frame (8 messages, latest: Dec 27 2024 at 17:34)
• ✔ Infer Instance from Dual Type (4 messages, latest: Dec 27 2024 at 09:53)
• Quotient Remainder Theorem (8 messages, latest: Dec 26 2024 at 20:20)
• Continuous uniqueElim (4 messages, latest: Dec 24 2024 at 22:27)
• ModuleCat.ofHom doesn't work? (10 messages, latest: Dec 24 2024 at 14:15)
• Weak components of a digraph (18 messages, latest: Dec 24 2024 at 00:20)
• optimal schedules (6 messages, latest: Dec 23 2024 at 08:27)
• no duplicates in normalized factors (3 messages, latest: Dec 22 2024 at 19:59)
• morita equivalence (8 messages, latest: Dec 22 2024 at 16:44)
• Small Ramsey numbers (2 messages, latest: Dec 21 2024 at 14:38)
• Matrices of matrices (6 messages, latest: Dec 21 2024 at 13:47)
• "Haar measure is continuous" (23 messages, latest: Dec 21 2024 at 07:01)
• ✔ If prime divides power of prime, then both primes equal (8 messages, latest: Dec 19 2024 at 23:48)
• A RelHom preserves DirectedOn (3 messages, latest: Dec 19 2024 at 18:26)
• transitive deps of a def? (14 messages, latest: Dec 19 2024 at 11:12)
• ✔ Can't automation do this? (10 messages, latest: Dec 18 2024 at 19:02)
• cohomology of the shift is shift of the cohomology (8 messages, latest: Dec 18 2024 at 18:23)
• ✔ Can't find such theorem about Nat.Prime and Nat.Coprime (3 messages, latest: Dec 18 2024 at 08:21)
• ✔ Multiset.map_id but more strict version (10 messages, latest: Dec 18 2024 at 02:21)
• deciding connectivity (17 messages, latest: Dec 16 2024 at 21:35)
• Real.exp (12 messages, latest: Dec 16 2024 at 17:31)
• ✔ Is there Int.mul_ediv_assoc' but for Nat? (7 messages, latest: Dec 16 2024 at 14:07)
• a < b and b < a -> false (11 messages, latest: Dec 16 2024 at 05:19)
• Linearly disjoint (161 messages, latest: Dec 15 2024 at 15:37)
• Existence of irrational ^ irrational becomes rational (26 messages, latest: Dec 15 2024 at 01:07)
• Sups and Infs for finite subsets of a lattice (9 messages, latest: Dec 14 2024 at 16:22)
• expand Finset.sum? (4 messages, latest: Dec 14 2024 at 08:43)
• Help proving lim_{x->inf} 1/x = 0 (68 messages, latest: Dec 13 2024 at 23:02)
• Finding a Minimal set that statisfy some property (2 messages, latest: Dec 13 2024 at 20:35)
• Coercions in integer exponents (8 messages, latest: Dec 13 2024 at 12:28)
• Size and number of maximum chains in the poset of SetFamily (3 messages, latest: Dec 13 2024 at 12:26)
• fractional ideals and orders in a # field as lattices (1 message, latest: Dec 13 2024 at 11:31)
• Finite set has no accumulation points (3 messages, latest: Dec 12 2024 at 18:36)
• How to avoid ext? (6 messages, latest: Dec 12 2024 at 11:09)
• ✔ Map ℝⁿ → ℝᵐ that sets the remaining coordinates to 0 (13 messages, latest: Dec 12 2024 at 02:24)
• Decidable List equal empty. (11 messages, latest: Dec 11 2024 at 22:38)
• smul inferred by function instance (26 messages, latest: Dec 10 2024 at 19:24)
• Formal group law? (7 messages, latest: Dec 10 2024 at 18:38)
• ✔ Contain sorries (5 messages, latest: Dec 10 2024 at 04:03)
• Do we have Euler-MacClaurin? (5 messages, latest: Dec 09 2024 at 20:52)
• Partial summation (11 messages, latest: Dec 09 2024 at 20:51)
• ✔ Less than powers for the reals? (5 messages, latest: Dec 08 2024 at 21:02)
• Pi.induction (10 messages, latest: Dec 08 2024 at 17:57)
• Summable if partial sums tend to zero (27 messages, latest: Dec 08 2024 at 17:20)
• ✔ Get image of a functor which isn't necessarily full (7 messages, latest: Dec 08 2024 at 14:43)
• uniform way to unfold numerical literal (8 messages, latest: Dec 08 2024 at 13:49)
• Quadratic forms with values in a larger ring (135 messages, latest: Dec 08 2024 at 10:26)
• Documentation on all tactics (3 messages, latest: Dec 08 2024 at 10:25)
• Choose on integer (34 messages, latest: Dec 07 2024 at 15:07)
• Hybrid logic (32 messages, latest: Dec 06 2024 at 19:43)
• Is there a built-in type for positive integers (2 messages, latest: Dec 06 2024 at 14:31)
• [Int.neg_ediv : (-a) / b = ](topic/Int.2Eneg_ediv.20.3A.20(-a).20.2F.20b.20.3D.20.html) (14 messages, latest: Dec 06 2024 at 09:41)
• Zero det of rank lt (28 messages, latest: Dec 05 2024 at 23:45)
• Closure properties of DFAs (and regular expressions) (7 messages, latest: Dec 05 2024 at 20:21)
• Finite Simple Graph is not connected (2 messages, latest: Dec 05 2024 at 13:46)
• Holders Theorem (19 messages, latest: Dec 05 2024 at 07:59)
• ✔ How to compare values of UnitAddCircle? (5 messages, latest: Dec 04 2024 at 21:20)
• Mathlib's log and Core's log (5 messages, latest: Dec 04 2024 at 15:54)
• Getting the type of a theorem in Rust? (11 messages, latest: Dec 03 2024 at 22:42)
• OrderIso.uLift (6 messages, latest: Dec 03 2024 at 20:19)
• ✔ Get current date / time (6 messages, latest: Dec 03 2024 at 18:37)
• Definition of B-sheaves (4 messages, latest: Dec 03 2024 at 07:38)
• invertible matrix scales volume by size of determinant (10 messages, latest: Dec 02 2024 at 21:36)
• basic facts for fmod for negative second argument (21 messages, latest: Dec 02 2024 at 09:30)
• Zp is compact? (45 messages, latest: Dec 02 2024 at 07:37)
• ✔ Differentiable ℝ of Diffentiable ℂ (11 messages, latest: Dec 02 2024 at 05:39)
• Neighborhoods of profinite (3 messages, latest: Dec 01 2024 at 14:56)
• The infinite place(s) of Q (10 messages, latest: Dec 01 2024 at 14:54)
• Graph minors and structure theorems (1 message, latest: Nov 30 2024 at 10:52)
• Centralizer (8 messages, latest: Nov 30 2024 at 10:01)
• ✔ nested neighbourhood basis (5 messages, latest: Nov 29 2024 at 06:46)
• Rado graph (3 messages, latest: Nov 28 2024 at 22:04)
• Multivariate Laurent polynomials (2 messages, latest: Nov 28 2024 at 14:39)
• Merging duplicate goals (10 messages, latest: Nov 28 2024 at 11:33)
• base-change of localization (42 messages, latest: Nov 28 2024 at 08:56)
• Hilbert basis theorem (10 messages, latest: Nov 28 2024 at 08:51)
• contiguous sublists (37 messages, latest: Nov 28 2024 at 00:47)
• Moebius function on locally finite posets (3 messages, latest: Nov 27 2024 at 18:53)
• IntermediateField.rank_sup_le (5 messages, latest: Nov 27 2024 at 08:35)
• Infinite multisets (9 messages, latest: Nov 26 2024 at 11:12)
• Epimorphisms of sheaves (26 messages, latest: Nov 25 2024 at 15:37)
• monotone function of iInf of antitone function (3 messages, latest: Nov 25 2024 at 11:38)
• Summable for functions on product (34 messages, latest: Nov 25 2024 at 09:22)
• Pi.algebra (6 messages, latest: Nov 25 2024 at 01:02)
• Inner product space L2([0,1]) with periodic b.c. (6 messages, latest: Nov 23 2024 at 07:44)
• ✔ Contradiction from Filter.Eventually (5 messages, latest: Nov 22 2024 at 19:40)
• No arrow between distinct objects in DiscreteCategory (13 messages, latest: Nov 22 2024 at 19:15)
• lambda_ite (12 messages, latest: Nov 22 2024 at 16:14)
• Smooth dependence of initial conditions (1 message, latest: Nov 22 2024 at 15:27)
• (1 - X : ℤ\[X\]).toPowerSeries = 1 - (PowerSeries.X : ℤ⟦X⟧) (17 messages, latest: Nov 22 2024 at 13:36)
• ✔ Maximal abelian subgroup (48 messages, latest: Nov 22 2024 at 09:56)
• Finsupp-like partial function (25 messages, latest: Nov 21 2024 at 15:38)
• Example of proving a category has exponential (53 messages, latest: Nov 21 2024 at 08:38)
• Abel's summation and/or Stieltjes integration (21 messages, latest: Nov 20 2024 at 14:28)
• (Free/Semifree) Multiplication on sigma types. (15 messages, latest: Nov 20 2024 at 13:53)
• ✔ UnivLE.{u, v} implies UnivLE.{max u v, v}? (18 messages, latest: Nov 20 2024 at 11:16)
• Taylor expansions of elementary functions (16 messages, latest: Nov 20 2024 at 07:14)
• ✔ Sum.casesOn but dependent (7 messages, latest: Nov 19 2024 at 11:02)
• Extend getParamNames (20 messages, latest: Nov 19 2024 at 07:17)
• Measurability of p-adics (18 messages, latest: Nov 18 2024 at 20:45)
• apply the contrapositive of a hypothesis (18 messages, latest: Nov 18 2024 at 17:27)
• ∀ {p q : Prop}, p → q → p (13 messages, latest: Nov 18 2024 at 04:20)
• bunch of lemmas to upstream (15 messages, latest: Nov 17 2024 at 21:07)
• le_iff_forall_pos_le_add for NNReal (25 messages, latest: Nov 17 2024 at 20:35)
• ✔ get Syntax from string (14 messages, latest: Nov 17 2024 at 17:16)
• Nielson Transformations (4 messages, latest: Nov 17 2024 at 03:02)
• ✔ Quadratic Reciprocity Law (2 messages, latest: Nov 16 2024 at 01:27)
• Equivalent to Haskell's hoistMaybe (3 messages, latest: Nov 15 2024 at 13:56)
• unicode segmentation (3 messages, latest: Nov 15 2024 at 11:13)
• Restore information from olean files (4 messages, latest: Nov 14 2024 at 08:59)
• Main Theorem of Polytope Theory (20 messages, latest: Nov 13 2024 at 16:03)
• Non-dependent exists (3 messages, latest: Nov 13 2024 at 15:55)
• Multivalued functions/branch cuts. (11 messages, latest: Nov 13 2024 at 04:43)
• Concurrency or multithreading (1 message, latest: Nov 12 2024 at 14:00)
• Tendsto on divison of linear functions (16 messages, latest: Nov 12 2024 at 12:34)
• Fundamental period of sin (4 messages, latest: Nov 12 2024 at 09:11)
• Limit over a diagram of a single object and morphism (8 messages, latest: Nov 12 2024 at 00:13)
• Finset.sum with proof of membership? (4 messages, latest: Nov 12 2024 at 00:10)
• Convention for the order on topologies (17 messages, latest: Nov 11 2024 at 20:24)
• Characterisation of connectedness using continuous maps (60 messages, latest: Nov 11 2024 at 16:35)
• Localization.card_le (41 messages, latest: Nov 11 2024 at 08:55)
• Fermat's lemma (2 messages, latest: Nov 11 2024 at 05:51)
• Code for studying infinite rooted trees (11 messages, latest: Nov 10 2024 at 10:44)
• Defining Finmaps via Finsets (7 messages, latest: Nov 10 2024 at 05:49)
• iSup over finite sum (8 messages, latest: Nov 08 2024 at 19:22)
• indexed categories and hyperdoctrines (6 messages, latest: Nov 08 2024 at 06:53)
• syntax for induction: generalizing all (3 messages, latest: Nov 07 2024 at 13:55)
• IsUnit_of_isUnit_mul (15 messages, latest: Nov 06 2024 at 16:24)
• a.s. convergence implies convergence in distribution (4 messages, latest: Nov 06 2024 at 11:37)
• Floating matches/ifs out of function applications (8 messages, latest: Nov 06 2024 at 10:50)
• naming some lemmas about Prop (12 messages, latest: Nov 05 2024 at 17:24)
• Working with big-O notation like an analyst (134 messages, latest: Nov 05 2024 at 16:04)
• ​Matrix.one as a map (1 message, latest: Nov 05 2024 at 10:38)
• (n+1)^{1/n} tends to 1 (9 messages, latest: Nov 05 2024 at 09:23)
• common left/right multiples (17 messages, latest: Nov 05 2024 at 08:42)
• OnePoint Homeomorph (5 messages, latest: Nov 05 2024 at 07:38)
• canonical norm coming from Haar measure (20 messages, latest: Nov 04 2024 at 17:00)
• Embedding relation for finsets/sets (4 messages, latest: Nov 03 2024 at 09:12)
• Pullback of representation (1 message, latest: Nov 02 2024 at 22:19)
• a.or (some b) = a.getD b (21 messages, latest: Nov 02 2024 at 22:08)
• Multipliable.congr for almost equal functions (2 messages, latest: Nov 02 2024 at 21:35)
• snoc and cast (12 messages, latest: Nov 01 2024 at 14:56)
• ✔ Converting Float to and from BitVec 32/64 (4 messages, latest: Nov 01 2024 at 12:44)
• Rewriting f ∈ groupCohomology.(one\|two)Coboundaries (7 messages, latest: Oct 31 2024 at 17:29)
• ✔ Extracting lemmas from tactics (12 messages, latest: Oct 31 2024 at 16:03)
• Gaussian Tail Inequality (3 messages, latest: Oct 31 2024 at 10:10)
• Prod.Lex.lt_of_le_of_lt (22 messages, latest: Oct 31 2024 at 08:14)
• Vector injectivity (2 messages, latest: Oct 31 2024 at 02:36)
• WithTop.mem_range_coe_of_ne_top (4 messages, latest: Oct 30 2024 at 19:24)
• How to prove dvd_of_pow_dvd_pow? (17 messages, latest: Oct 30 2024 at 14:05)
• Induction on repeated elements in list (73 messages, latest: Oct 30 2024 at 08:34)
• ✔ E/L/F and K/L'/F isomorphic => \[E:L\]=\[K:L'\] (27 messages, latest: Oct 30 2024 at 02:52)
• ✔ CovBy.eq_succ (9 messages, latest: Oct 30 2024 at 00:41)
• Dynamic Epistemic Logic (9 messages, latest: Oct 29 2024 at 23:55)
• Quantum (q-analog) numbers (6 messages, latest: Oct 29 2024 at 23:52)
• LinearMap.det_eq_sign_charpoly_coeff (2 messages, latest: Oct 29 2024 at 23:03)
• ContinuousAt iff Tendsto on a punctured nhd (4 messages, latest: Oct 29 2024 at 20:32)
• ✔ DecidablePred from several α -> Bool (11 messages, latest: Oct 29 2024 at 14:53)
• Markov chains ? (15 messages, latest: Oct 29 2024 at 09:24)
• covBy_iff_lt_iff_le (5 messages, latest: Oct 29 2024 at 09:02)
• the linear equivalence (ι →₀ M) ≃ₗ[A] ⨁ (i : ι), M (4 messages, latest: Oct 28 2024 at 23:47)
• ✔ Computable Finset.toList (4 messages, latest: Oct 28 2024 at 19:03)
• Finite extension over Real (23 messages, latest: Oct 28 2024 at 15:49)
• x + y ⋖ x + z ↔ y ⋖ z (7 messages, latest: Oct 28 2024 at 15:45)
• ✔ infinite list join (7 messages, latest: Oct 28 2024 at 13:08)
• Partial derivatives commute (5 messages, latest: Oct 27 2024 at 20:46)
• ✔ matrixEquivTensor (8 messages, latest: Oct 27 2024 at 18:58)
• ✔ Injectivity of constructors (9 messages, latest: Oct 27 2024 at 17:48)
• ✔ "co recursive" functions? (7 messages, latest: Oct 27 2024 at 11:40)
• AM inequality in the form 4 * a * b ≤ (a + b) ^ 2 (17 messages, latest: Oct 27 2024 at 09:21)
• ✔ using >>= for bind? (6 messages, latest: Oct 27 2024 at 06:54)
• greedy constructions (29 messages, latest: Oct 26 2024 at 20:42)
• Closure of Submonoid in CommMonoids (22 messages, latest: Oct 26 2024 at 06:16)
• Finset.sup of mul (8 messages, latest: Oct 25 2024 at 12:15)
• FiniteDimensional instance for matrix rings (9 messages, latest: Oct 25 2024 at 09:04)
• α ↪ α × α (7 messages, latest: Oct 25 2024 at 03:02)
• Perron-Frobenius Theorem (3 messages, latest: Oct 23 2024 at 10:10)
• Bell numbers (5 messages, latest: Oct 22 2024 at 19:52)
• le and lt is the same as lt (5 messages, latest: Oct 22 2024 at 19:29)
• import Mathlib --no-build (2 messages, latest: Oct 22 2024 at 07:50)
• ✔ Cyclic linked list in Lean 4 (6 messages, latest: Oct 22 2024 at 01:28)
• Retraction construction (8 messages, latest: Oct 21 2024 at 00:02)
• Real.abs (3 messages, latest: Oct 19 2024 at 19:00)
• Voronoi diagrams (8 messages, latest: Oct 18 2024 at 21:24)
• Remove unnecessary codes (3 messages, latest: Oct 18 2024 at 12:57)
• Join functions on disjoint subsets (16 messages, latest: Oct 17 2024 at 21:32)
• (Category of) Families of Sets (3 messages, latest: Oct 16 2024 at 22:25)
• faithfully flat (5 messages, latest: Oct 16 2024 at 04:02)
• Tactics for restate propositions (5 messages, latest: Oct 16 2024 at 01:39)
• IntermediateField.sup_toSubfield (13 messages, latest: Oct 15 2024 at 16:21)
• SHA3 – Keccack256 Hash functions. (3 messages, latest: Oct 15 2024 at 06:41)
• Ideals in a matrix ring (4 messages, latest: Oct 14 2024 at 22:52)
• Jordan Curve Theorem/Brouwer Fixed Point Theorem (3 messages, latest: Oct 14 2024 at 18:46)
• The iterated derivative of a sum is the sum of the iterated (7 messages, latest: Oct 14 2024 at 11:24)
• G/nG is a finite group of size n^d (11 messages, latest: Oct 14 2024 at 09:51)
• ✔ Cyclic numbers (10 messages, latest: Oct 14 2024 at 08:57)
• CLM as NormedAddGroupHom? (13 messages, latest: Oct 14 2024 at 01:05)
• Span of a finite set over a finite ring (6 messages, latest: Oct 13 2024 at 19:30)
• List.Perm_diff_append_of_Subperm ?? (4 messages, latest: Oct 12 2024 at 22:26)
• Derivative of projections in euclidean space (7 messages, latest: Oct 12 2024 at 13:35)
• Evaluating bivariate polynomial at X (5 messages, latest: Oct 12 2024 at 03:03)
• "Gluing" functions (3 messages, latest: Oct 11 2024 at 17:51)
• PiTensorProduct with prod indexing type (2 messages, latest: Oct 11 2024 at 10:11)
• vertex in edge if edge in incidence set (10 messages, latest: Oct 10 2024 at 19:27)
• Continuity of continuous map gluing (7 messages, latest: Oct 10 2024 at 15:17)
• Intersection is nonempty of sum of card gt than univ card (4 messages, latest: Oct 10 2024 at 07:34)
• iterates of function with finite domain (12 messages, latest: Oct 10 2024 at 01:06)
• Treating SimpleGraph edges as Finset (30 messages, latest: Oct 09 2024 at 16:10)
• Structures and Game Theory of Card Games (3 messages, latest: Oct 09 2024 at 00:44)
• ✔ check dafault value of option (12 messages, latest: Oct 08 2024 at 14:22)
• Pairity of Permutations (2 messages, latest: Oct 08 2024 at 13:01)
• ✔ x ∈ Set.range Sum.inl ∨ x ∈ Set.range Sum.inr (6 messages, latest: Oct 08 2024 at 07:38)
• Supremum over an order embedding (9 messages, latest: Oct 08 2024 at 01:36)
• ✔ Casting Types given equality (8 messages, latest: Oct 07 2024 at 22:29)
• Set.Icc, Set.Ico, Set.Ici are not open in R (4 messages, latest: Oct 07 2024 at 19:18)
• Pushing indicator variables in in sum (3 messages, latest: Oct 07 2024 at 17:44)
• Checking Expr equality (8 messages, latest: Oct 07 2024 at 16:40)
• declId to ident / id (11 messages, latest: Oct 07 2024 at 13:38)
• CharP R 2 ↔ 1 + 1 = 0 (30 messages, latest: Oct 07 2024 at 09:32)
• Cardinal powers (15 messages, latest: Oct 07 2024 at 07:53)
• Equivalence between pi type over singleton and type (8 messages, latest: Oct 06 2024 at 14:21)
• Characteristic polynomial of polynomial of matrix (4 messages, latest: Oct 04 2024 at 15:21)
• Zero is not odd (16 messages, latest: Oct 04 2024 at 15:18)
• almost surely quantifier (20 messages, latest: Oct 04 2024 at 12:50)
• Cardinal.mk Type (6 messages, latest: Oct 03 2024 at 17:18)
• my naive matroid lib (4 messages, latest: Oct 03 2024 at 17:14)
• ✔ get significand/exponent pair (s, q) from a Float (4 messages, latest: Oct 02 2024 at 16:15)
• Membership of substructure (15 messages, latest: Oct 01 2024 at 01:15)
• category of cartesian closed categories (1 message, latest: Sep 30 2024 at 18:47)
• ✔ function chosen using choose command does what it sho… (5 messages, latest: Sep 30 2024 at 10:21)
• ✔ display all of a Float object (22 messages, latest: Sep 29 2024 at 15:58)
• by decide implies Computable (119 messages, latest: Sep 28 2024 at 20:58)
• inf of finite non empty directed set (15 messages, latest: Sep 28 2024 at 14:02)
• Split list to chunks of specified size (8 messages, latest: Sep 28 2024 at 02:57)
• ✔ Equivalence from surjective function on fintype (19 messages, latest: Sep 27 2024 at 20:52)
• ℕ →o ℕ∞ (4 messages, latest: Sep 27 2024 at 19:55)
• count how many recursion (3 messages, latest: Sep 27 2024 at 19:13)
• Typein for ordinals (9 messages, latest: Sep 27 2024 at 18:20)
• sorting in monad (14 messages, latest: Sep 27 2024 at 17:41)
• Fin.take? (11 messages, latest: Sep 26 2024 at 13:32)
• Integration results for finite independent random variables (1 message, latest: Sep 26 2024 at 12:46)
• ✔ l.Nodup → (l.filter _).Nodup (4 messages, latest: Sep 26 2024 at 12:25)
• Iff from a → b and ¬a → ¬b (2 messages, latest: Sep 26 2024 at 03:59)
• Finset.sum_sub_distrib for Nats (5 messages, latest: Sep 25 2024 at 11:48)
• ✔ List.sum_attach (7 messages, latest: Sep 25 2024 at 07:32)
• run_term (16 messages, latest: Sep 25 2024 at 00:11)
• ✔ pairwise.forall for reflexive relations (8 messages, latest: Sep 25 2024 at 00:00)
• pmap_eq_self (11 messages, latest: Sep 24 2024 at 23:53)
• indecomposable module (13 messages, latest: Sep 24 2024 at 16:12)
• heq_comm (5 messages, latest: Sep 24 2024 at 15:34)
• Field Extension of deg 2 isomorphic to square root adjoint (13 messages, latest: Sep 24 2024 at 14:11)
• Splitting a Std.Range / Unfold ∈ in propositions (4 messages, latest: Sep 24 2024 at 08:16)
• ✔ Tendsto in seminormed spaces (12 messages, latest: Sep 24 2024 at 00:36)
• generate code to detect same constructor (7 messages, latest: Sep 23 2024 at 17:28)
• List.transpose for proofs (15 messages, latest: Sep 23 2024 at 15:26)
• Preorder from function iteration (10 messages, latest: Sep 23 2024 at 09:55)
• low level tactics (37 messages, latest: Sep 22 2024 at 16:42)
• Finset argmax (17 messages, latest: Sep 22 2024 at 16:28)
• localization of exact sequence (8 messages, latest: Sep 22 2024 at 11:47)
• multiplier subring (7 messages, latest: Sep 22 2024 at 11:02)
• Lemmas on the degree of Polynomials (6 messages, latest: Sep 22 2024 at 10:08)
• List.Chain' that fixes both ends (7 messages, latest: Sep 20 2024 at 18:41)
• Compare sum of two number-valued maps before/after insert (1 message, latest: Sep 20 2024 at 18:13)
• Quotient by an involutive function (2 messages, latest: Sep 20 2024 at 16:17)
• ✔ strict refl (9 messages, latest: Sep 20 2024 at 15:22)
• Product of infinitely-many probability measures (4 messages, latest: Sep 20 2024 at 10:51)
• Ring of invariants via typeclass system (4 messages, latest: Sep 20 2024 at 07:59)
• eval mere String as Lean code (5 messages, latest: Sep 19 2024 at 12:11)
• ✔ nth derivative is zero on interval -> polynomial (14 messages, latest: Sep 19 2024 at 06:20)
• Code to generate the pi bound witnesses (28 messages, latest: Sep 18 2024 at 19:58)
• Hom iso of an adjunction as a natural iso of functors (11 messages, latest: Sep 18 2024 at 14:25)
• free or walking isomorphism? (10 messages, latest: Sep 18 2024 at 00:21)
• Smallness inequality (10 messages, latest: Sep 17 2024 at 18:44)
• Multiplication of Fin numbers? (20 messages, latest: Sep 17 2024 at 18:10)
• Topology on a finite dimensional vector space (31 messages, latest: Sep 17 2024 at 17:41)
• Symbolic dynamics and the Curtis-Hedlund-Lyndon theorem (14 messages, latest: Sep 17 2024 at 01:23)
• Continuous linear equivs (12 messages, latest: Sep 16 2024 at 19:47)
• Option.attach (2 messages, latest: Sep 16 2024 at 01:40)
• Continuity/smoothness in terms of Fourier series (5 messages, latest: Sep 15 2024 at 13:43)
• ✔ Extension of non-archimedean normed field (5 messages, latest: Sep 15 2024 at 13:08)
• ✔ unexpected assumption fails (12 messages, latest: Sep 15 2024 at 10:01)
• Parallel Worklist (1 message, latest: Sep 15 2024 at 06:46)
• Fintype { xs : List α // xs.length = n } (4 messages, latest: Sep 15 2024 at 06:18)
• Conjugate of swap is swap (6 messages, latest: Sep 15 2024 at 02:55)
• Union BigOperator (8 messages, latest: Sep 14 2024 at 17:11)
• (infinity, 1)-categories (104 messages, latest: Sep 14 2024 at 02:45)
• Taylor series with remainder for sin and cos (3 messages, latest: Sep 14 2024 at 00:07)
• Products of non-commutative monoids (48 messages, latest: Sep 13 2024 at 18:42)
• Dependent curry (5 messages, latest: Sep 13 2024 at 18:18)
• Points at infinity on affine spaces? (8 messages, latest: Sep 12 2024 at 06:09)
• algebraic extensions of \R (6 messages, latest: Sep 11 2024 at 17:49)
• Codimension of the annihilator (31 messages, latest: Sep 11 2024 at 08:54)
• MonoidHom.quotient_ker_equiv_range (17 messages, latest: Sep 10 2024 at 22:15)
• Galois categories (117 messages, latest: Sep 10 2024 at 15:10)
• when apply_linearCombination is not enough (5 messages, latest: Sep 10 2024 at 14:37)
• Partial Commutative Monoids (15 messages, latest: Sep 10 2024 at 12:51)
• Ideal.Quotient.map (11 messages, latest: Sep 10 2024 at 02:51)
• ✔ existence of an element le average (8 messages, latest: Sep 10 2024 at 01:15)
• Lp norm of matrix with PiLp? (8 messages, latest: Sep 09 2024 at 13:46)
• Fintype (α ≃ β) (9 messages, latest: Sep 09 2024 at 05:54)
• CW Complex (11 messages, latest: Sep 08 2024 at 18:38)
• type class resolution fail (18 messages, latest: Sep 08 2024 at 08:09)
• Algebras where elements have integer norm (9 messages, latest: Sep 08 2024 at 00:31)
• ✔ Binary version of Nat.iterate? (14 messages, latest: Sep 07 2024 at 19:19)
• How to prove that a specific integer is irreducible (4 messages, latest: Sep 07 2024 at 15:09)
• ✔ for ... in statement for String (6 messages, latest: Sep 06 2024 at 16:43)
• Cluster point of principal filter (2 messages, latest: Sep 05 2024 at 16:16)
• Noether normalization (5 messages, latest: Sep 05 2024 at 04:56)
• decide that can see through irreducible (23 messages, latest: Sep 04 2024 at 19:20)
• ✔ Examples of custom Lean targets (12 messages, latest: Sep 04 2024 at 14:01)
• ✔ Sum splitting into odd and even indices (4 messages, latest: Sep 04 2024 at 10:44)
• ✔ Exploding conjunctional hypotheses (14 messages, latest: Sep 04 2024 at 02:51)
• ✔ product projection dot notation beyond 2? (14 messages, latest: Sep 03 2024 at 16:43)
• Walk.support is injective (18 messages, latest: Sep 03 2024 at 15:22)
• ✔ s ∈ 𝓝 a → ∃ b, b ∈ Ioi a ∧ Ioi a ⊆ s (4 messages, latest: Sep 03 2024 at 13:54)
• ¬ IsBot a ↔ ∃ b, b < a (4 messages, latest: Sep 03 2024 at 13:02)
• General leibniz (4 messages, latest: Sep 03 2024 at 11:05)
• Lebesgue Integral (3 messages, latest: Sep 03 2024 at 01:23)
• ✔ pattern match last list element? (16 messages, latest: Sep 02 2024 at 18:25)
• Finding all versions of lean on a system (9 messages, latest: Sep 02 2024 at 08:24)
• ✔ A non-constant polynomial without roots is irreducible (12 messages, latest: Sep 02 2024 at 06:41)
• Print current mathlib version (tag, build date, etc.) (6 messages, latest: Sep 01 2024 at 11:50)
• Concat as match pattern (2 messages, latest: Sep 01 2024 at 06:20)
• ✔ Dependent Finset.image (8 messages, latest: Aug 31 2024 at 15:40)
• finite products from binary and unit (9 messages, latest: Aug 31 2024 at 06:47)
• Set being an interval (2 messages, latest: Aug 31 2024 at 03:13)
• Float to Int (17 messages, latest: Aug 30 2024 at 20:24)
• Chain of intermediate fields (11 messages, latest: Aug 30 2024 at 14:15)
• ✔ Quadratic formula (15 messages, latest: Aug 30 2024 at 13:28)
• C^1 space (2 messages, latest: Aug 30 2024 at 13:04)
• kronecker-weber (5 messages, latest: Aug 30 2024 at 09:30)
• ✔ linter missing docs (7 messages, latest: Aug 30 2024 at 08:06)
• explicit class-based conversion (22 messages, latest: Aug 30 2024 at 08:02)
• code action for rewriting #eval to #guard (1 message, latest: Aug 30 2024 at 05:54)
• From IsPartition to IndexedPartition (1 message, latest: Aug 29 2024 at 22:51)
• TopologicalSpace.prod_mono (6 messages, latest: Aug 29 2024 at 21:10)
• rooted trees (41 messages, latest: Aug 29 2024 at 18:38)
• Unexpanding nested structures (1 message, latest: Aug 29 2024 at 09:08)
• exponential object (4 messages, latest: Aug 29 2024 at 03:57)
• Action topology (21 messages, latest: Aug 29 2024 at 00:34)
• Pairwise erase (3 messages, latest: Aug 28 2024 at 22:59)
• size of an object (5 messages, latest: Aug 28 2024 at 12:47)
• Finset.map_sdiff, Finset.map_compl (6 messages, latest: Aug 27 2024 at 14:27)
• ✔ Inclusion from subtype to larger subtype (5 messages, latest: Aug 27 2024 at 01:19)
• An nify tactic? (2 messages, latest: Aug 26 2024 at 18:55)
• Existence of irreducible factor of cyclotomic polynomial (8 messages, latest: Aug 26 2024 at 18:24)
• Equating (A → (B × C)) and (A → B) × (A → C) (19 messages, latest: Aug 26 2024 at 18:11)
• negation on module as linear map (5 messages, latest: Aug 26 2024 at 16:07)
• ✔ Two isomorphic categories have the same terminals (17 messages, latest: Aug 26 2024 at 13:45)
• Local degree of global field (13 messages, latest: Aug 26 2024 at 08:59)
• Does Lean have a token specification? (4 messages, latest: Aug 26 2024 at 04:32)
• Iteration of a function which doesn't decrease values (4 messages, latest: Aug 26 2024 at 04:12)
• Generate Finset-indexed function given a Multiset. (18 messages, latest: Aug 25 2024 at 20:38)
• ✔ Category of types (10 messages, latest: Aug 25 2024 at 17:51)
• imp_iff_self_imp (9 messages, latest: Aug 25 2024 at 11:17)
• ✔ Maximum of Finite Subset with linear order (5 messages, latest: Aug 25 2024 at 11:05)
• pushforward of product topology is product topology (3 messages, latest: Aug 25 2024 at 07:42)
• Lawvere fixed point theorem (4 messages, latest: Aug 24 2024 at 23:26)
• piAntidiag congruence (8 messages, latest: Aug 24 2024 at 16:07)
• Finset.range = Finset.Iio (10 messages, latest: Aug 24 2024 at 06:26)
• 𝓝\[range f\] (f x) = (𝓝 x).map f for continuous f (7 messages, latest: Aug 23 2024 at 20:12)
• Inductive types containing sets of them selfs (3 messages, latest: Aug 23 2024 at 17:45)
• Data-carrying pendant to Nontrivial (6 messages, latest: Aug 23 2024 at 15:56)
• Printing an “OfScientific object” (2 messages, latest: Aug 23 2024 at 12:21)
• min a b = 2⁻¹ * (a + b) - 2⁻¹ * abs (a - b) (6 messages, latest: Aug 23 2024 at 12:10)
• ✔ Finsupp.distinct (9 messages, latest: Aug 22 2024 at 22:14)
• List.argMax (5 messages, latest: Aug 22 2024 at 20:04)
• List.sort (7 messages, latest: Aug 22 2024 at 05:11)
• MeasurableSpace.comap API (3 messages, latest: Aug 21 2024 at 22:21)
• R^m tensor R^n = R^{m x n} (11 messages, latest: Aug 21 2024 at 21:56)
• ✔ f (single a b c) = single a (f b) c (12 messages, latest: Aug 21 2024 at 19:32)
• ChartedSpace.t2Space (10 messages, latest: Aug 21 2024 at 18:30)
• ✔ Finsupp product (23 messages, latest: Aug 21 2024 at 18:06)
• renaming List.foldr_self_append (4 messages, latest: Aug 21 2024 at 09:56)
• Proving stuff about programs using monads (14 messages, latest: Aug 21 2024 at 09:36)
• ✔ option propagation operator (67 messages, latest: Aug 20 2024 at 22:56)
• (a, b) < (c, d) from a ≤ c and b < d (11 messages, latest: Aug 20 2024 at 07:55)
• Mul emod and coprime (1 message, latest: Aug 19 2024 at 12:37)
• Collect and diff info trees from two branches? (8 messages, latest: Aug 19 2024 at 12:19)
• restriction and normalized measure (2 messages, latest: Aug 19 2024 at 06:40)
• ✔ How to replace IsAddHom by AddHom? (4 messages, latest: Aug 19 2024 at 01:41)
• Element of type or proof that it is empty? (4 messages, latest: Aug 18 2024 at 20:24)
• Replacing common subexpression (7 messages, latest: Aug 18 2024 at 18:13)
• Union of chain of subgroups is a subgroup? (9 messages, latest: Aug 18 2024 at 16:17)
• proof that i ≤ i+1 in Fin n (11 messages, latest: Aug 18 2024 at 14:04)
• ✔ Library for formalising Quantum Information Theory (20 messages, latest: Aug 18 2024 at 13:22)
• List.Sorted.cons (19 messages, latest: Aug 18 2024 at 12:12)
• Dependent Set.PartiallyWellOrderedOn (1 message, latest: Aug 18 2024 at 06:24)
• ✔ Finsupp.comp (4 messages, latest: Aug 18 2024 at 06:15)
• jensen inequality for countable sums (2 messages, latest: Aug 18 2024 at 04:08)
• field_simp'? (3 messages, latest: Aug 17 2024 at 15:10)
• ✔ Is there sugar for getting f v : U →W from `f : U → V… (5 messages, latest: Aug 17 2024 at 13:14)
• Combinatorial maps (1 message, latest: Aug 17 2024 at 08:33)
• ✔ AList.Finsupp (3 messages, latest: Aug 17 2024 at 08:23)
• Interior, closure of half space (7 messages, latest: Aug 16 2024 at 15:21)
• Timing function executions (15 messages, latest: Aug 15 2024 at 23:28)
• Poisson Summation on Lattices (29 messages, latest: Aug 15 2024 at 22:34)
• ✔ Right Cosets (7 messages, latest: Aug 15 2024 at 19:27)
• Purescript-style Variants (dual of records)? (2 messages, latest: Aug 15 2024 at 16:44)
• Shifting tsum index (8 messages, latest: Aug 15 2024 at 13:29)
• Almost sure limits are almost surely unique (6 messages, latest: Aug 13 2024 at 22:19)
• ✔ Cartesian Product (7 messages, latest: Aug 13 2024 at 17:32)
• ✔ Equivalence (Fin m → Fin n) ≃ Fin (m ^ n) ? (8 messages, latest: Aug 13 2024 at 07:41)
• Integrability of log in a closed interval containing zero (30 messages, latest: Aug 13 2024 at 07:26)
• Euler Characteristic (4 messages, latest: Aug 12 2024 at 21:49)
• encard of Sigma type (5 messages, latest: Aug 12 2024 at 16:16)
• Brooks' theorem (20 messages, latest: Aug 12 2024 at 08:15)
• Equivalent of Or.elim for if-then-else/Decidable (5 messages, latest: Aug 11 2024 at 08:12)
• D-dimensional Fourier series (3 messages, latest: Aug 10 2024 at 20:07)
• Internal sum of two submodules (16 messages, latest: Aug 10 2024 at 17:28)
• Left-closed right-open order interval (4 messages, latest: Aug 10 2024 at 07:35)
• ✔ Non-Decideable if then else (5 messages, latest: Aug 09 2024 at 18:55)
• tsum_const (41 messages, latest: Aug 09 2024 at 14:31)
• Case by ordering in linear order (8 messages, latest: Aug 09 2024 at 08:26)
• Axiom of dependent choice (11 messages, latest: Aug 08 2024 at 04:31)
• injection of range of a composition (3 messages, latest: Aug 07 2024 at 12:09)
• canonical functor into sheaves (3 messages, latest: Aug 06 2024 at 14:17)
• Formalization of small imperative language ? (4 messages, latest: Aug 06 2024 at 07:01)
• using instWellFoundedLTNat for RelHomClass.wellFounded (3 messages, latest: Aug 05 2024 at 18:46)
• contradiction from retract existence (6 messages, latest: Aug 05 2024 at 10:19)
• list with at least one element (28 messages, latest: Aug 04 2024 at 23:04)
• ✔ How to prove that card of pairs is twice of unordered p… (14 messages, latest: Aug 04 2024 at 15:16)
• |A \ B| - |B \ A| = |A| - |B| and "card_inter_le" (13 messages, latest: Aug 04 2024 at 10:25)
• all partitions of a list (6 messages, latest: Aug 04 2024 at 03:21)
• How to get latest (pre)release of Lean (7 messages, latest: Aug 03 2024 at 15:31)
• API for quotient semimodules? (9 messages, latest: Aug 02 2024 at 02:13)
• eq one of le mul in the unit (8 messages, latest: Aug 01 2024 at 16:09)
• Volume/Measure of smul set (8 messages, latest: Aug 01 2024 at 13:37)
• IsWellOrder of RelIso (3 messages, latest: Aug 01 2024 at 10:52)
• ✔ API for fixed point on lattice (5 messages, latest: Aug 01 2024 at 07:22)
• Coq-like notation with inductive (7 messages, latest: Jul 31 2024 at 19:33)
• Extract a basis from a spanning family (11 messages, latest: Jul 31 2024 at 18:34)
• Modulo characterization for Nat (6 messages, latest: Jul 31 2024 at 18:27)
• ✔ Do we have code for Sharkovskii's theorem? (11 messages, latest: Jul 31 2024 at 15:30)
• CommGroup MonoidHom.range if the domain is a CommGroup (7 messages, latest: Jul 31 2024 at 15:26)
• Freyd-Mitchell embedding (10 messages, latest: Jul 31 2024 at 15:07)
• ENat.iSup_eq_coe_iff (25 messages, latest: Jul 30 2024 at 22:47)
• Coq's inversion (8 messages, latest: Jul 30 2024 at 18:47)
• Generator of intermediate Field of degree 2 (6 messages, latest: Jul 30 2024 at 18:05)
• Cauchy's residue theorem (3 messages, latest: Jul 30 2024 at 16:44)
• limit lift is iso (11 messages, latest: Jul 30 2024 at 15:12)
• MulActionEquiv (3 messages, latest: Jul 30 2024 at 13:29)
• ✔ induction with two base steps (5 messages, latest: Jul 30 2024 at 08:25)
• Nat.exists_ne_zero (3 messages, latest: Jul 30 2024 at 06:20)
• Swap integral signs and other (3 messages, latest: Jul 29 2024 at 22:51)
• ✔ Inequality from derivatives? (5 messages, latest: Jul 29 2024 at 19:58)
• ✔ proof irrelevance for ▸ to get eq? (13 messages, latest: Jul 29 2024 at 13:49)
• ✔ Hilbert Basis Theorem sequence (23 messages, latest: Jul 29 2024 at 07:04)
• List of Bools to Nat (7 messages, latest: Jul 28 2024 at 23:03)
• ✔ Taking ideal of quotient ring to ideal of ring (5 messages, latest: Jul 28 2024 at 20:47)
• ✔ First time working with sums (24 messages, latest: Jul 28 2024 at 17:44)
• Functions with explicit finite preimage (2 messages, latest: Jul 28 2024 at 05:53)
• ✔ Finsum zero term cancellation (11 messages, latest: Jul 27 2024 at 21:14)
• ✔ forall n, (Fin.list n).Nodup ? (6 messages, latest: Jul 27 2024 at 19:49)
• ✔ Converting Array or List to vector? (7 messages, latest: Jul 27 2024 at 19:19)
• Convert inductive into computation (1 message, latest: Jul 27 2024 at 15:36)
• ✔ Standard function for counting 1 bits in integers? (8 messages, latest: Jul 27 2024 at 07:57)
• wellFounded_iff_no_descending_seq relies on StrictOrder (1 message, latest: Jul 27 2024 at 03:27)
• tactics (18 messages, latest: Jul 27 2024 at 01:04)
• ✔ Tactics for Sudoku (7 messages, latest: Jul 27 2024 at 01:02)
• ✔ DiscreteTopology => WeaklyLocallyCompactSpace (8 messages, latest: Jul 26 2024 at 17:12)
• ✔ Bound on inverse of continuous linear operator (22 messages, latest: Jul 25 2024 at 15:36)
• ✔ Cantor-Bendixson derivative (4 messages, latest: Jul 25 2024 at 02:51)
• Taylor expansion of e^x (2 messages, latest: Jul 24 2024 at 11:55)
• ✔ Some natural number nonsense (24 messages, latest: Jul 23 2024 at 06:00)
• ✔ head version of List.getLast?_eq_getLast_of_ne_nil (8 messages, latest: Jul 22 2024 at 23:51)
• ✔ Theorems for integrals on Banach spaces (4 messages, latest: Jul 22 2024 at 17:10)
• cardinality of projective space over finite field (13 messages, latest: Jul 21 2024 at 13:47)
• Discrete version of Dominated Convergence Theorem (4 messages, latest: Jul 21 2024 at 13:09)
• Chains of irreflexive relation is Finite (7 messages, latest: Jul 21 2024 at 06:02)
• functions outputting ENNReal, by including proof of nng (3 messages, latest: Jul 21 2024 at 04:11)
• Integration by parts for Stieltjes functions (1 message, latest: Jul 19 2024 at 13:04)
• ✔ integrability and topological spaces. (2 messages, latest: Jul 19 2024 at 02:33)
• Function to measure over discrete space? (3 messages, latest: Jul 18 2024 at 20:45)
• Sum of terms of a finsupp function (8 messages, latest: Jul 18 2024 at 13:19)
• Composition of measure and kernel (9 messages, latest: Jul 18 2024 at 12:55)
• neighbourhood of infinity (2 messages, latest: Jul 18 2024 at 08:30)
• ✔ using result of bochner integral to apply to lebesgue i… (2 messages, latest: Jul 18 2024 at 01:40)
• Umm, how to destruct all those "if then else"? (64 messages, latest: Jul 17 2024 at 23:48)
• Working with Modular Arithmetic (2 messages, latest: Jul 17 2024 at 19:31)
• Zero Not Odd (8 messages, latest: Jul 17 2024 at 16:47)
• exists list in set with length le all in set (4 messages, latest: Jul 17 2024 at 16:17)
• Directed (flow) graphs and dominator trees? (5 messages, latest: Jul 17 2024 at 13:49)
• Minkowski sums (5 messages, latest: Jul 17 2024 at 11:24)
• partial order on powerset (46 messages, latest: Jul 17 2024 at 10:42)
• Distributing Existential Qualification over Disjunction (2 messages, latest: Jul 16 2024 at 22:14)
• positivity with arguments (4 messages, latest: Jul 16 2024 at 19:33)
• Adjunction space, a.k.a. attaching space (12 messages, latest: Jul 16 2024 at 19:33)
• ✔ Disjoint union of topological spaces (13 messages, latest: Jul 16 2024 at 19:12)
• ✔ Product with empty set is empty (8 messages, latest: Jul 16 2024 at 19:11)
• Binary trees? (6 messages, latest: Jul 16 2024 at 18:11)
• Unfolding structure definition (4 messages, latest: Jul 16 2024 at 15:35)
• how to avoid axiom command (10 messages, latest: Jul 15 2024 at 18:19)
• ✔ Ackermann Coding (5 messages, latest: Jul 15 2024 at 12:05)
• Force a List of types to implement a class (or classes) (26 messages, latest: Jul 15 2024 at 06:20)
• How to prove a multiple integral is Integrable? (11 messages, latest: Jul 15 2024 at 05:41)
• ✔ About ContinuousAt (10 messages, latest: Jul 15 2024 at 03:18)
• finprod of elements of a submonoid (8 messages, latest: Jul 15 2024 at 01:30)
• induction principle for ℤₘ₀ (3 messages, latest: Jul 14 2024 at 12:44)
• ✔ Normal induction of PNat (5 messages, latest: Jul 13 2024 at 16:04)
• bochner integral over set of measure zero is zero (4 messages, latest: Jul 13 2024 at 07:57)
• Standard vector space and standard modules (2 messages, latest: Jul 13 2024 at 07:09)
• tensor calculus (5 messages, latest: Jul 12 2024 at 18:07)
• simproc for ite (21 messages, latest: Jul 12 2024 at 18:03)
• IsRelPrime a b →IsRelPrime (Ideal.span {a}) (Ideal.span {b}) (3 messages, latest: Jul 12 2024 at 16:23)
• Morphism from the projective space to Spec(R) (12 messages, latest: Jul 12 2024 at 15:42)
• Equivalence Relation on a subset (2 messages, latest: Jul 12 2024 at 13:29)
• ✔ S1 path connected (4 messages, latest: Jul 12 2024 at 11:07)
• More powerful version of linarith? (9 messages, latest: Jul 11 2024 at 23:29)
• ✔ the iUnion of path connected sets which share a common … (11 messages, latest: Jul 11 2024 at 12:10)
• cauchy-kovalevskaya theorem (4 messages, latest: Jul 10 2024 at 14:04)
• Discrete subsets of euclidean spaces (7 messages, latest: Jul 10 2024 at 09:02)
• Defining the opposite order of an existing order (13 messages, latest: Jul 10 2024 at 05:46)
• switching order of terms in absolutely converging series (3 messages, latest: Jul 10 2024 at 02:39)
• Roots of meromorphic function on a connected set (1 message, latest: Jul 09 2024 at 21:19)
• Generalize instances (4 messages, latest: Jul 09 2024 at 16:22)
• ✔ A result about extending via AC (6 messages, latest: Jul 09 2024 at 08:18)
• Indexed union in complete lattice (6 messages, latest: Jul 09 2024 at 06:15)
• Monoid hom from Nat given by AddMonoid element (7 messages, latest: Jul 09 2024 at 03:14)
• Derived set (12 messages, latest: Jul 09 2024 at 03:03)
• kTop is CCC (23 messages, latest: Jul 08 2024 at 15:10)
• Sequential compactness under sequentially cont functions (5 messages, latest: Jul 08 2024 at 09:26)
• Fundamental Group of R^n or D^n or S^n (35 messages, latest: Jul 07 2024 at 16:35)
• minimum element exists in any nonempty natural set (3 messages, latest: Jul 07 2024 at 15:33)
• ✔ how to get docstring of given name (21 messages, latest: Jul 07 2024 at 11:14)
• Extend the command domain (4 messages, latest: Jul 07 2024 at 05:12)
• Lambda Calculi and Categories (1 message, latest: Jul 05 2024 at 17:00)
• combinatorial sums? (9 messages, latest: Jul 05 2024 at 16:10)
• Extracting a subexpression to an auxiliary declaration (1 message, latest: Jul 05 2024 at 15:45)
• Nonarchimedean norm typeclass (19 messages, latest: Jul 05 2024 at 00:09)
• Using result of if condition inside itself (4 messages, latest: Jul 04 2024 at 21:50)
• ✔ x <2 ^x for reals (7 messages, latest: Jul 04 2024 at 16:52)
• ✔ get info from the range of for (4 messages, latest: Jul 04 2024 at 14:53)
• Examples of proofs which use extensive case splitting? (6 messages, latest: Jul 03 2024 at 13:57)
• Variant of Representable Functor (8 messages, latest: Jul 03 2024 at 10:07)
• Decomposition theorem for graded modules over a PID (5 messages, latest: Jul 02 2024 at 18:24)
• ✔ concise multiple line tactic macro (11 messages, latest: Jul 02 2024 at 14:20)
• Sections of sheaf over empty set (2 messages, latest: Jul 01 2024 at 23:33)
• x ≠ (x + 1) % n (7 messages, latest: Jul 01 2024 at 18:30)
• ✔ is there library for this code? (6 messages, latest: Jul 01 2024 at 16:41)
• Nat List given lower and upper limit (7 messages, latest: Jul 01 2024 at 14:32)
• ✔ Galois Extension of C over Q (6 messages, latest: Jul 01 2024 at 09:14)
• Ring with derivation (11 messages, latest: Jul 01 2024 at 08:46)
• Fixed size 2D Array (2 messages, latest: Jun 30 2024 at 19:58)
• List of consequtive Fin like List.Ico (10 messages, latest: Jun 30 2024 at 16:25)
• Base change for bilinear maps and quadratic forms (61 messages, latest: Jun 30 2024 at 09:21)
• ✔ unfold tactic only accepts an identifier. (12 messages, latest: Jun 30 2024 at 06:39)
• Category theory: prod distributes over coprod (4 messages, latest: Jun 30 2024 at 06:24)
• proof shortening (2 messages, latest: Jun 30 2024 at 02:21)
• ✔ how to assert absense of a command (12 messages, latest: Jun 29 2024 at 06:26)
• Matrix multiplication and summations (6 messages, latest: Jun 29 2024 at 01:43)
• Finset.sup_singleton (5 messages, latest: Jun 28 2024 at 21:18)
• Sorting Sym2 (1 message, latest: Jun 28 2024 at 19:53)
• pullbackRightPullbackFstIso (1 message, latest: Jun 28 2024 at 19:30)
• ✔ Yoneda lemma (4 messages, latest: Jun 28 2024 at 11:53)
• Rewrite a nat lit as product of prime factors? (2 messages, latest: Jun 28 2024 at 10:54)
• ✔ List of (provably) all functions from given List to Bool (11 messages, latest: Jun 28 2024 at 09:45)
• ✔ Restrict the universe of an intermediate field (3 messages, latest: Jun 28 2024 at 05:05)
• advice, how write function with default values (6 messages, latest: Jun 28 2024 at 03:05)
• Norm in quadratic extension (11 messages, latest: Jun 27 2024 at 17:16)
• limits of measures on reals (2 messages, latest: Jun 27 2024 at 10:33)
• MeasureTheory.measurePreserving_pi (7 messages, latest: Jun 27 2024 at 08:26)
• a ^ b = a iff b = 1 (6 messages, latest: Jun 27 2024 at 08:13)
• ✔ series allowed to be equal to positive infinity (6 messages, latest: Jun 27 2024 at 08:06)
• ✔ Set is finite, then its powerset is finite (12 messages, latest: Jun 27 2024 at 01:40)
• Equivalent theorems for lebesgue integral from Bochner (3 messages, latest: Jun 27 2024 at 00:49)
• Finite sets repeat (14 messages, latest: Jun 26 2024 at 09:27)
• ✔ Limit of functor from empty category (12 messages, latest: Jun 25 2024 at 10:12)
• equivalence of integral to a sum (13 messages, latest: Jun 25 2024 at 02:12)
• A question about module (15 messages, latest: Jun 25 2024 at 01:08)
• ✔ noconfusion for heq (27 messages, latest: Jun 25 2024 at 01:02)
• isomorphism congruence on homs (19 messages, latest: Jun 25 2024 at 00:14)
• Euler's number e (24 messages, latest: Jun 24 2024 at 23:21)
• Vieta's formulas of polynomials (6 messages, latest: Jun 24 2024 at 14:37)
• Tight measures (32 messages, latest: Jun 24 2024 at 09:33)
• le_pred_of_lt for WithBot ℕ (7 messages, latest: Jun 24 2024 at 07:33)
• x generates the function field F(x) (3 messages, latest: Jun 23 2024 at 18:21)
• Relative algebraic closure (16 messages, latest: Jun 23 2024 at 14:54)
• Linarith for real number (7 messages, latest: Jun 23 2024 at 12:22)
• module finite if localizations are finite (8 messages, latest: Jun 23 2024 at 10:20)
• Kernel of localization map (3 messages, latest: Jun 23 2024 at 09:35)
• log 200 * 20000 ≤ 106000 (24 messages, latest: Jun 23 2024 at 00:34)
• virtual file environment (8 messages, latest: Jun 22 2024 at 07:09)
• preimage of functions which use EXists.choose (5 messages, latest: Jun 22 2024 at 02:35)
• resolved (1 message, latest: Jun 21 2024 at 23:32)
• omit line number from message (5 messages, latest: Jun 21 2024 at 16:23)
• ✔ Obtain or rcases when one has forall exists (9 messages, latest: Jun 21 2024 at 08:08)
• Six circle theorem (9 messages, latest: Jun 21 2024 at 07:35)
• sSup in closure (5 messages, latest: Jun 21 2024 at 05:16)
• simple performance test (4 messages, latest: Jun 21 2024 at 00:44)
• ✔ cases for multiple independent or statements (15 messages, latest: Jun 20 2024 at 23:44)
• Isolating terms of a finite sum (15 messages, latest: Jun 20 2024 at 11:49)
• Bijection between N and N^2 (11 messages, latest: Jun 20 2024 at 03:34)
• SMulCommClass of CommMonoid (3 messages, latest: Jun 20 2024 at 02:49)
• Equuivalence of convexity definitions. (4 messages, latest: Jun 19 2024 at 22:26)
• From map to AddAction (10 messages, latest: Jun 19 2024 at 22:23)
• ✔ GCDs as linear combinations/Well ordering theorem (4 messages, latest: Jun 19 2024 at 16:40)
• Push an endomorphism accross a surjective homomorphism (4 messages, latest: Jun 19 2024 at 11:51)
• TensorProduct of Matrix Algebra (13 messages, latest: Jun 19 2024 at 09:11)
• finite field has size ringExpChar^n (11 messages, latest: Jun 19 2024 at 08:22)
• Fintype of RelHom and RelIso (16 messages, latest: Jun 19 2024 at 06:46)
• question about quadratic equations (4 messages, latest: Jun 18 2024 at 20:09)
• Convenient types (8 messages, latest: Jun 18 2024 at 19:57)
• equivalence of finite sums and series (5 messages, latest: Jun 18 2024 at 19:01)
• given real lt proof rational lt (6 messages, latest: Jun 18 2024 at 14:02)
• measure of union of disjoint equal sum (3 messages, latest: Jun 17 2024 at 20:15)
• Distance in graphs (6 messages, latest: Jun 17 2024 at 10:50)
• Perron's criterion (2 messages, latest: Jun 17 2024 at 05:10)
• ✔ private definition in same file (10 messages, latest: Jun 17 2024 at 03:31)
• Is there a way to specify fields that allow stars? (10 messages, latest: Jun 16 2024 at 23:22)
• How can one rewrite a type with an equivalent type? (48 messages, latest: Jun 16 2024 at 19:12)
• product of reciprocal fractions is one (6 messages, latest: Jun 16 2024 at 16:17)
• basic server/API library (10 messages, latest: Jun 16 2024 at 13:51)
• macro for applying list of arguments (14 messages, latest: Jun 16 2024 at 10:49)
• Residue field of locally ringed space and evaluation (14 messages, latest: Jun 15 2024 at 15:28)
• Prop structures (2 messages, latest: Jun 14 2024 at 16:14)
• Can I give different names to tactics? (2 messages, latest: Jun 14 2024 at 01:06)
• Optional tactics (3 messages, latest: Jun 13 2024 at 21:18)
• Limit of partially defined functions (1 message, latest: Jun 13 2024 at 19:06)
• second derivative convexity (3 messages, latest: Jun 13 2024 at 18:58)
• ✔ Rings with p elements (20 messages, latest: Jun 13 2024 at 12:03)
• Formula for the homology if a short complex S (16 messages, latest: Jun 13 2024 at 05:04)
• Lie algebra of a Lie group (12 messages, latest: Jun 11 2024 at 17:04)
• ✔ map_attach_sum_le_map_attach_sum via List.attach_cons? (4 messages, latest: Jun 11 2024 at 14:00)
• Real.mod (4 messages, latest: Jun 11 2024 at 09:36)
• ✔ zariski topology timeout (11 messages, latest: Jun 10 2024 at 09:54)
• ✔ Real x less than all positive reals (11 messages, latest: Jun 10 2024 at 07:40)
• Conditionally complete and canonically ordered (2 messages, latest: Jun 09 2024 at 23:40)
• Equality of sections on Scheme.OpenCover (11 messages, latest: Jun 09 2024 at 21:34)
• Module over algebra is a module over base ring (6 messages, latest: Jun 09 2024 at 19:54)
• ✔ Ring which contains Q (11 messages, latest: Jun 09 2024 at 13:43)
• Finset.sum_mul_sum but it's based on Multiset (1 message, latest: Jun 09 2024 at 13:01)
• a tactic that does not need to backtrack (11 messages, latest: Jun 09 2024 at 06:24)
• Convert from a decidable Subtype equivalence to a PEquiv (7 messages, latest: Jun 08 2024 at 20:56)
• specific implementation of Applicative/Functor from Monad (30 messages, latest: Jun 08 2024 at 12:05)
• using cons as match_pattern (31 messages, latest: Jun 08 2024 at 09:18)
• Proving List.reverseRecOn is correct (9 messages, latest: Jun 07 2024 at 17:04)
• EnrichedNatTrans (2 messages, latest: Jun 07 2024 at 00:04)
• flatness and torsionfreeness (18 messages, latest: Jun 06 2024 at 23:52)
• casting a function (5 messages, latest: Jun 06 2024 at 20:46)
• Can automatic algebraic expansion be written in lean 4? (27 messages, latest: Jun 06 2024 at 20:29)
• ✔ cexp is interval integrable (8 messages, latest: Jun 06 2024 at 16:05)
• Type of subrepresentation (11 messages, latest: Jun 06 2024 at 14:40)
• single version of List.removeAll? (7 messages, latest: Jun 06 2024 at 13:29)
• ✔ size of indexed unions of pairwise disjoint sets (11 messages, latest: Jun 06 2024 at 07:52)
• adjunctions in bicategories (15 messages, latest: Jun 06 2024 at 04:21)
• ✔ Automated congruence (10 messages, latest: Jun 05 2024 at 18:33)
• ✔ Finset (Option t) -> Option (Finset t) (6 messages, latest: Jun 05 2024 at 17:11)
• algebra over an algebra is an algebra (15 messages, latest: Jun 05 2024 at 16:42)
• Set.Finite for a set defined by exists over a finite Set (4 messages, latest: Jun 05 2024 at 14:25)
• colimits in Cat (4 messages, latest: Jun 05 2024 at 13:40)
• MulAction.QuotientAction variant for mulaction on module (10 messages, latest: Jun 05 2024 at 13:01)
• putting topology on a monoid (3 messages, latest: Jun 04 2024 at 19:19)
• ✔ Solving large addition-based goals painlessly (33 messages, latest: Jun 04 2024 at 17:06)
• variant of sSup_apply with sSup on both sides (2 messages, latest: Jun 04 2024 at 11:54)
• Notation for quotient group elements (46 messages, latest: Jun 03 2024 at 18:36)
• Limits commute with binary products (6 messages, latest: Jun 03 2024 at 09:48)
• Matrix whose column sum to zero (12 messages, latest: Jun 03 2024 at 08:55)
• ✔ Semiring.toModuleLinearMapAddEquiv? (3 messages, latest: Jun 02 2024 at 15:31)
• sInf is minimum (4 messages, latest: Jun 02 2024 at 14:27)
• normal subgroups (52 messages, latest: Jun 01 2024 at 11:38)
• Factorization of polynomial to monic polynomials (7 messages, latest: May 31 2024 at 19:21)
• Automation (3 messages, latest: May 31 2024 at 17:58)
• ✔ Subset to Subtype given a certain Predicate (10 messages, latest: May 31 2024 at 14:41)
• Finset subset card diff 1 has cons equal representation (5 messages, latest: May 31 2024 at 06:01)
• Two-object category (5 messages, latest: May 30 2024 at 21:05)
• Cardinal.lift_mk_le_lift_mk_of_surjective (17 messages, latest: May 30 2024 at 20:46)
• restating BigOperator as over indexed list (14 messages, latest: May 30 2024 at 17:52)
• how to check attribute (4 messages, latest: May 30 2024 at 16:17)
• Equivalences preserve properties (35 messages, latest: May 30 2024 at 08:23)
• Group isomorphism gives an order isomorphism on subgroups (13 messages, latest: May 29 2024 at 21:19)
• List.getConsAppend_eq_getConsZipAppend, sort of? (3 messages, latest: May 29 2024 at 20:49)
• Galois group acts on ideals (18 messages, latest: May 29 2024 at 08:09)
• ✔ For counting number of divisors (21 messages, latest: May 28 2024 at 21:24)
• Over over a terminal object (18 messages, latest: May 28 2024 at 08:54)
• finite set with default representation (14 messages, latest: May 27 2024 at 18:07)
• lattice in which atoms are spanning and independent (27 messages, latest: May 27 2024 at 15:06)
• induction lemmas for semidirect product (17 messages, latest: May 25 2024 at 17:47)
• ✔ Pi.AddMonoidWithOne (13 messages, latest: May 25 2024 at 17:46)
• ✔ A preorder on sets (4 messages, latest: May 25 2024 at 14:30)
• ✔ a * b = 1 → b * c = 1 → a = c (5 messages, latest: May 25 2024 at 13:55)
• enumerate Array items: (0, item[0]), (1, item[1]) etc. (6 messages, latest: May 25 2024 at 13:27)
• finsum of sum (7 messages, latest: May 25 2024 at 05:55)
• ✔ IndepFun of IdentDistrib pairs (4 messages, latest: May 24 2024 at 05:20)
• extend a ring hom to the localisation (6 messages, latest: May 23 2024 at 20:55)
• Notation idea (18 messages, latest: May 23 2024 at 20:04)
• computable breadth first traversal (69 messages, latest: May 23 2024 at 14:04)
• Finite maps? (12 messages, latest: May 23 2024 at 13:53)
• Element of a Dedekind domain only has finitely many divisors (30 messages, latest: May 23 2024 at 12:27)
• Create elements of fundamental group(oid) from paths (21 messages, latest: May 23 2024 at 08:20)
• Space with bilinear form (11 messages, latest: May 23 2024 at 01:12)
• ✔ Tactic like Coq's cut (22 messages, latest: May 22 2024 at 22:05)
• sequential independence (25 messages, latest: May 22 2024 at 14:29)
• generic great circle on the sphere misses any finite set (31 messages, latest: May 22 2024 at 14:08)
• ✔ Golfing proof with Matrix.map (9 messages, latest: May 22 2024 at 13:45)
• Writing messages to Lean Infoview? (3 messages, latest: May 21 2024 at 22:42)
• [AB : F] ≤ [A : F] * [B : F] for intermediate fields (11 messages, latest: May 21 2024 at 20:04)
• Riemann Surfaces & Uniformization Theorem (3 messages, latest: May 21 2024 at 14:10)
• preimage of finite sets is finite if finite fibers (6 messages, latest: May 21 2024 at 07:41)
• Modularity Theorem (3 messages, latest: May 20 2024 at 07:53)
• ✔ Fundamental theorem of symmetric polynomials (12 messages, latest: May 20 2024 at 06:36)
• Continuity of composition with subtypes (5 messages, latest: May 20 2024 at 04:22)
• setting up a working copy of Mathlib in CI (10 messages, latest: May 19 2024 at 21:54)
• ✔ instance of extending type class (8 messages, latest: May 18 2024 at 11:27)
• equivMapOfInjective for linear maps (1 message, latest: May 17 2024 at 19:04)
• Quotients for nested relations (5 messages, latest: May 17 2024 at 07:35)
• Composition of Order Embeddings (4 messages, latest: May 17 2024 at 06:35)
• ✔ using a proven goal in another goal (39 messages, latest: May 17 2024 at 03:00)
• ✔ a ⬝ᵥ dual space (48 messages, latest: May 16 2024 at 20:27)
• Typeclass for algebraic extension of fields? (12 messages, latest: May 16 2024 at 20:02)
• Sum of reciprocal powers over Z^n (16 messages, latest: May 16 2024 at 18:22)
• deriving … using (1 message, latest: May 16 2024 at 10:37)
• ✔ Gcd is a linear combination of its arguments (7 messages, latest: May 15 2024 at 22:49)
• Frame implies HeytingAlgebra (4 messages, latest: May 15 2024 at 17:37)
• IsGreatest of BddAbove (7 messages, latest: May 15 2024 at 15:01)
• Categorical tensor power (37 messages, latest: May 15 2024 at 12:31)
• Can't find Vector.all (4 messages, latest: May 15 2024 at 11:13)
• ✔ Multiset.toList_map_sum (15 messages, latest: May 15 2024 at 09:36)
• (Fin r -> A) -> r (28 messages, latest: May 15 2024 at 06:13)
• base change adjunction for linear maps (17 messages, latest: May 14 2024 at 18:18)
• duplicate _post (3 messages, latest: May 14 2024 at 17:38)
• dominated integrability (8 messages, latest: May 14 2024 at 16:55)
• ✔ Row length equals number of columns (2 messages, latest: May 14 2024 at 16:47)
• flatness of rings after localization (2 messages, latest: May 14 2024 at 16:13)
• Finset.univ.sum split (25 messages, latest: May 14 2024 at 10:23)
• heartbeat "golf" (10 messages, latest: May 14 2024 at 09:03)
• Get Mathlib githash (3 messages, latest: May 14 2024 at 07:38)
• Error function (5 messages, latest: May 14 2024 at 07:34)
• ae true in volume.restrict (4 messages, latest: May 13 2024 at 18:00)
• 𝔽₂[X] (19 messages, latest: May 12 2024 at 21:59)
• Subalgebra.equivOpposite (13 messages, latest: May 12 2024 at 16:32)
• Remove all elements satisfying P from a list (3 messages, latest: May 12 2024 at 10:26)
• Cocontinuity of hom and procoyoneda lemma (1 message, latest: May 11 2024 at 19:27)
• ✔ (a / b : ℚ) is int iff b ∣ a (5 messages, latest: May 11 2024 at 09:51)
• ✔ equivalence relations form a lattice (4 messages, latest: May 10 2024 at 22:10)
• Sum of finite types (13 messages, latest: May 10 2024 at 19:03)
• Finding eigenvalues, eigenvectors, diagonalisation (2 messages, latest: May 10 2024 at 15:34)
• X mod N mod D v X mod D (4 messages, latest: May 10 2024 at 14:19)
• A basic equivalence (5 messages, latest: May 10 2024 at 14:08)
• loogle on newly renamed Batteries (26 messages, latest: May 10 2024 at 10:04)
• Row space computations (2 messages, latest: May 10 2024 at 08:45)
• Row-reduced echelon forms (3 messages, latest: May 10 2024 at 06:44)
• watch file changed (1 message, latest: May 10 2024 at 02:09)
• FunLike for subtype of FunLike (10 messages, latest: May 09 2024 at 19:10)
• Arrow on relations (3 messages, latest: May 09 2024 at 06:24)
• Kronecker / TensorProduct equivalence (4 messages, latest: May 08 2024 at 18:23)
• a is the unique α such that p a (4 messages, latest: May 08 2024 at 08:29)
• Ring of definition (8 messages, latest: May 08 2024 at 07:27)
• IsIntegral.exists_multiple_integral_of_isAlgebraic (3 messages, latest: May 08 2024 at 03:53)
• 2 is the first prime (22 messages, latest: May 07 2024 at 15:25)
• Z-hat (20 messages, latest: May 07 2024 at 08:22)
• separatesPoints_continuous (8 messages, latest: May 06 2024 at 09:30)
• Adding big-O (11 messages, latest: May 05 2024 at 21:36)
• rings are nontrivial iff 0 != 1. (5 messages, latest: May 05 2024 at 17:36)
• Dynamical systems theory results like Takens' theorem (13 messages, latest: May 04 2024 at 22:12)
• Is there a way to remove an instance? (6 messages, latest: May 03 2024 at 18:40)
• Quotient module as submodule (45 messages, latest: May 03 2024 at 14:51)
• ✔ tactic for (succ n) + 3 –> n + 4 (30 messages, latest: May 03 2024 at 14:35)
• Uniform convergence to a constant (1 message, latest: May 03 2024 at 07:39)
• Sections of a set in a product (14 messages, latest: May 02 2024 at 21:33)
• Nets instead of sequences (42 messages, latest: May 02 2024 at 21:26)
• Is there function for normalizing a term in elaboration m? (4 messages, latest: May 02 2024 at 12:03)
• Legendre polynomials (13 messages, latest: May 02 2024 at 05:31)
• BitVec Fintype instance (9 messages, latest: May 01 2024 at 21:22)
• ✔ Short complex of chain complex is short exact (10 messages, latest: Apr 29 2024 at 06:28)
• Five lemma (8 messages, latest: Apr 29 2024 at 06:05)
• class/lemmas for smul distributing over smul (14 messages, latest: Apr 28 2024 at 21:52)
• Quotient of module by sum of ideals (10 messages, latest: Apr 28 2024 at 07:15)
• Considering a module as over a quotient ring (13 messages, latest: Apr 27 2024 at 22:26)
• "Supposing otherwise" tactic (6 messages, latest: Apr 27 2024 at 13:54)
• Card. of subset is less than product of card. of proj (8 messages, latest: Apr 26 2024 at 12:18)
• RingAutomorphisms act on units via application (22 messages, latest: Apr 26 2024 at 08:17)
• non-mult valuation (or seminorm taking values outside reals) (3 messages, latest: Apr 26 2024 at 06:56)
• Submonoid.closure_mul_distrib (6 messages, latest: Apr 25 2024 at 23:06)
• tactics for Ord and compare (3 messages, latest: Apr 24 2024 at 18:17)
• ✔ Topos theory (5 messages, latest: Apr 24 2024 at 18:09)
• ✔ TotallyBounded implies IsSeparable (6 messages, latest: Apr 24 2024 at 18:09)
• CoeSort + Actual Sort (8 messages, latest: Apr 24 2024 at 02:10)
• Formalizing array manipulations (3 messages, latest: Apr 23 2024 at 16:27)
• ✔ Nested sequence of sets (6 messages, latest: Apr 23 2024 at 16:07)
• Build some sequence inductively using all previous terms (5 messages, latest: Apr 22 2024 at 09:03)
• Extract some element from a chained Product. (10 messages, latest: Apr 22 2024 at 01:14)
• Putting together two basis (6 messages, latest: Apr 21 2024 at 20:20)
• Prove P → Q ∧ R, P : Q in purely tactic style. (12 messages, latest: Apr 21 2024 at 19:00)
• Max instance for order (20 messages, latest: Apr 21 2024 at 16:38)
• type for sets of some size (7 messages, latest: Apr 21 2024 at 15:44)
• ✔ how to display failing example without errors (2 messages, latest: Apr 21 2024 at 14:34)
• Powers of Ideal.span (3 messages, latest: Apr 21 2024 at 12:13)
• Extracting "properties" of the type (5 messages, latest: Apr 19 2024 at 16:06)
• Destructing positive nat (8 messages, latest: Apr 19 2024 at 15:39)
• ✔ Set.range for Finset (4 messages, latest: Apr 19 2024 at 13:10)
• Apply tactic to all side-conditions created by rw (3 messages, latest: Apr 18 2024 at 14:44)
• If f^\[m\] x = f^\[n\] x then the range of f^\[·\] x is finite (8 messages, latest: Apr 18 2024 at 10:52)
• Collecting bounded call sites (2 messages, latest: Apr 18 2024 at 01:10)
• division of DualNumbers (242 messages, latest: Apr 17 2024 at 23:44)
• Telescoping infinite sums (8 messages, latest: Apr 16 2024 at 10:49)
• Lemmas for Levels. (22 messages, latest: Apr 16 2024 at 08:18)
• Edge labellings (11 messages, latest: Apr 16 2024 at 03:09)
• neg as a linear map (11 messages, latest: Apr 16 2024 at 01:08)
• ✔ undecidable ite (11 messages, latest: Apr 15 2024 at 20:02)
• coercion over Finset summing? (7 messages, latest: Apr 15 2024 at 19:58)
• ✔ Function for replacing referenced bound variables (3 messages, latest: Apr 15 2024 at 18:35)
• ✔ Recursor with multiple motives (6 messages, latest: Apr 15 2024 at 17:47)
• Singleton is union of nested intervals (3 messages, latest: Apr 15 2024 at 15:46)
• Name for fun f => pure ∘ f (5 messages, latest: Apr 15 2024 at 14:45)
• Completeness theorem for first-order logic (8 messages, latest: Apr 15 2024 at 13:49)
• fibonacci (10 messages, latest: Apr 15 2024 at 12:03)
• recall for inductive type (2 messages, latest: Apr 15 2024 at 02:50)
• ✔ Something like let in a definition (9 messages, latest: Apr 14 2024 at 22:19)
• ✔ Finset to sorted list (11 messages, latest: Apr 14 2024 at 10:16)
• Increase the depth of all de Bruijn indices (7 messages, latest: Apr 13 2024 at 23:30)
• nicer way to do refine ⟨?x1, let h := ?x1; ?_⟩ (8 messages, latest: Apr 13 2024 at 22:02)
• Applying add iSup lemmas (17 messages, latest: Apr 13 2024 at 20:28)
• ✔ if finrank >= n then exists lin.indep. set of n elems (6 messages, latest: Apr 13 2024 at 10:44)
• Finitely Presented Things (26 messages, latest: Apr 13 2024 at 00:17)
• Getting the first integer statisfying some property (2 messages, latest: Apr 12 2024 at 21:11)
• Group hom factors through surjection (14 messages, latest: Apr 12 2024 at 17:01)
• Enumeration that respects a function (1 message, latest: Apr 12 2024 at 13:20)
• Sum of ENat (ℕ∞) (16 messages, latest: Apr 12 2024 at 13:18)
• ✔ lean only: { u : Unit // p } for singleton subtype (5 messages, latest: Apr 12 2024 at 11:39)
• ✔ Finset from a finset and a property (3 messages, latest: Apr 11 2024 at 11:07)
• Uncurrying n-times, but for imp (5 messages, latest: Apr 11 2024 at 07:42)
• Coyoneda Lemma (9 messages, latest: Apr 11 2024 at 02:54)
• Applying tactics to PSigma equalities (4 messages, latest: Apr 11 2024 at 00:22)
• Delaborator for examples from lean4 manual (2 messages, latest: Apr 10 2024 at 09:53)
• MessageData.ofPPFormat (5 messages, latest: Apr 10 2024 at 06:58)
• ✔ There aren't many solutions to x+y=a, xy=b (11 messages, latest: Apr 09 2024 at 17:36)
• Convergence of uniform limit (4 messages, latest: Apr 09 2024 at 11:11)
• category of pro-objects (50 messages, latest: Apr 08 2024 at 20:38)
• undocumented things (86 messages, latest: Apr 08 2024 at 15:21)
• Iterated derivative of product (2 messages, latest: Apr 08 2024 at 08:31)
• How to replace a : Int with -a? (8 messages, latest: Apr 07 2024 at 19:36)
• Using ContDiffOn for partial integration (28 messages, latest: Apr 06 2024 at 23:25)
• Tactic for applying a function to equation in hypothesis? (11 messages, latest: Apr 06 2024 at 19:26)
• ✔ Babylonian method to calculate square root in Lean 4 (5 messages, latest: Apr 06 2024 at 06:43)
• If summable, then tsum is equal to partial sum plus tail (23 messages, latest: Apr 05 2024 at 13:53)
• Linear independent equivalent formulations (4 messages, latest: Apr 05 2024 at 13:34)
• analytic continuation? (4 messages, latest: Apr 05 2024 at 02:45)
• ✔ decide for all cases of Fin n (7 messages, latest: Apr 04 2024 at 22:46)
• Looking for existing structure for Cutting Planes (30 messages, latest: Apr 04 2024 at 20:02)
• Inequality from eventually (2 messages, latest: Apr 04 2024 at 19:29)
• ✔ Finset.sum commutes with Real.toEReal (27 messages, latest: Apr 04 2024 at 16:26)
• ✔ Sum of squares less than square of sum (9 messages, latest: Apr 04 2024 at 14:50)
• Real DifferentiableAt of cpow? (2 messages, latest: Apr 04 2024 at 14:39)
• eventually filter with measure restriction (4 messages, latest: Apr 03 2024 at 20:25)
• Filters in posets (8 messages, latest: Apr 03 2024 at 16:29)
• Typeclass for 3,4,…,n distinct elements (2 messages, latest: Apr 03 2024 at 09:21)
• tactic for rearrange terms? (17 messages, latest: Apr 03 2024 at 06:34)
• Classification of semisimple lie algebras (2 messages, latest: Apr 03 2024 at 03:36)
• ✔ Avoid repeated application of by assumption. (18 messages, latest: Apr 03 2024 at 02:12)
• Reducing DFunLike applications (5 messages, latest: Apr 03 2024 at 00:02)
• negative binomial distribution (23 messages, latest: Apr 02 2024 at 22:54)
• ✔ Namespace-scoped Axioms (15 messages, latest: Apr 02 2024 at 19:48)
• Inclusion-Exclusion (9 messages, latest: Apr 02 2024 at 18:29)
• Make the syntax for updating variables common. (1 message, latest: Apr 02 2024 at 13:38)
• ✔ 2 - 1 = 1 over NNReal (5 messages, latest: Apr 02 2024 at 07:11)
• ✔ Topological space induced by a metric space (14 messages, latest: Apr 02 2024 at 04:22)
• Ordered additive torsors (4 messages, latest: Apr 01 2024 at 21:26)
• Recursive destructuring (1 message, latest: Apr 01 2024 at 02:54)
• Filter.Tendsto.fst (5 messages, latest: Mar 31 2024 at 19:20)
• Field of sets (10 messages, latest: Mar 31 2024 at 19:20)
• Product of closed embeddings (3 messages, latest: Mar 31 2024 at 16:42)
• Alexander sub-base theorem (1 message, latest: Mar 31 2024 at 15:38)
• Equivalencies for Prime Numbers? (17 messages, latest: Mar 30 2024 at 23:07)
• Subset of LI family is LI (3 messages, latest: Mar 30 2024 at 16:54)
• CW Complexes (4 messages, latest: Mar 30 2024 at 02:09)
• MeasureTheory.set_integral_mono restricted to set (5 messages, latest: Mar 29 2024 at 20:17)
• ContinuousOn_derivWithin_of_deriv (9 messages, latest: Mar 29 2024 at 14:33)
• product of functions in coerced codomain (7 messages, latest: Mar 29 2024 at 12:39)
• IntervalIntegrable tactics? (5 messages, latest: Mar 28 2024 at 22:29)
• Finset.sum_add_adjacent_intervals (10 messages, latest: Mar 28 2024 at 17:27)
• Same test code to multiple functions (10 messages, latest: Mar 28 2024 at 13:49)
• n-torsion or multiplication by n as an additive group hom (65 messages, latest: Mar 28 2024 at 13:00)
• Concise syntax for mutating variables in a do block. (1 message, latest: Mar 28 2024 at 12:34)
• Run lake build and jump to next error (7 messages, latest: Mar 28 2024 at 11:25)
• InteractionMvPolynomial and TensorProduct (4 messages, latest: Mar 27 2024 at 22:24)
• Library like Python's requests? (5 messages, latest: Mar 27 2024 at 17:17)
• Extending a function by zero (3 messages, latest: Mar 27 2024 at 16:27)
• exists re-ordering of coordinates to make monotone? (5 messages, latest: Mar 27 2024 at 14:21)
• List.last' and List.head? (2 messages, latest: Mar 27 2024 at 11:48)
• Symmetric Functions (63 messages, latest: Mar 27 2024 at 08:04)
• Gluing of [continuous] functions (24 messages, latest: Mar 27 2024 at 07:51)
• x +ᵥ A = {x} + A (4 messages, latest: Mar 27 2024 at 07:33)
• Functionally Hausdorff / Urysohn / Completely T2 spaces (4 messages, latest: Mar 27 2024 at 02:09)
• ✔ f ∘ !\[a, b\] = !\[f a, f b\]? (3 messages, latest: Mar 26 2024 at 23:24)
• Seifert-VanKampen theorem (13 messages, latest: Mar 26 2024 at 22:25)
• integer in an interval (7 messages, latest: Mar 26 2024 at 20:23)
• Limit of composition (20 messages, latest: Mar 26 2024 at 11:06)
• Theorem about cancelling nat (13 messages, latest: Mar 25 2024 at 21:52)
• ✔ how to write a test of IO function (17 messages, latest: Mar 25 2024 at 13:47)
• Union of family of finsets indexed by vertices (18 messages, latest: Mar 25 2024 at 11:33)
• List of Fin n from list of natural numbers (3 messages, latest: Mar 25 2024 at 04:14)
• Sign of a quadratic polynomial (2 messages, latest: Mar 24 2024 at 17:50)
• prove termination of a function defined by let rec (3 messages, latest: Mar 24 2024 at 14:05)
• Topology of space of compactly supported functions (14 messages, latest: Mar 24 2024 at 10:04)
• ✔ hammingDist on matrices (28 messages, latest: Mar 24 2024 at 07:39)
• ✔ Right multiplication with rational inequalities (3 messages, latest: Mar 23 2024 at 21:17)
• ✔ Carrying inequalities over a coercion (4 messages, latest: Mar 23 2024 at 18:55)
• explicit bitvectors (16 messages, latest: Mar 23 2024 at 16:47)
• instance for both DFunLike and (fun i => b i) (1 message, latest: Mar 23 2024 at 14:02)
• Integrability of a function with support in a compact set (5 messages, latest: Mar 22 2024 at 22:21)
• Polynomial divisible by Π(x - μ_i) (13 messages, latest: Mar 22 2024 at 16:39)
• Nat.mul_sub_mod (14 messages, latest: Mar 22 2024 at 02:42)
• Simple planar geometry (6 messages, latest: Mar 22 2024 at 00:41)
• ✔ arithmetic of linear orders (7 messages, latest: Mar 21 2024 at 23:02)
• ✔ fair coin as a PMF (11 messages, latest: Mar 21 2024 at 16:41)
• Primes and DVRs of number fields (2 messages, latest: Mar 21 2024 at 14:41)
• ✔ Sort list with keys (8 messages, latest: Mar 21 2024 at 06:20)
• Cardinality of n, relating leq and le (28 messages, latest: Mar 20 2024 at 22:28)
• n-fold tensor products (4 messages, latest: Mar 19 2024 at 16:49)
• Eval as a linear map from CLM to codomain (9 messages, latest: Mar 19 2024 at 10:24)
• ✔ Additive energy is at least |A|^2 |B|^2 / |A + B| (9 messages, latest: Mar 18 2024 at 09:50)
• "Disjoint union" of sets (3 messages, latest: Mar 18 2024 at 06:42)
• Length of common prefix of two strings? (4 messages, latest: Mar 18 2024 at 02:18)
• ✔ pretty print of nested List (4 messages, latest: Mar 18 2024 at 00:21)
• ✔ vectors are linearly independent of det nzero (4 messages, latest: Mar 17 2024 at 16:18)
• In a monoid, (gh)^n g = g (hg)^n (2 messages, latest: Mar 17 2024 at 05:05)
• Restricting a function f : α → N to the unit group Nˣ (4 messages, latest: Mar 17 2024 at 03:39)
• explicitly naming components of dependent pair (5 messages, latest: Mar 16 2024 at 03:53)
• ✔ unfold tactic naming dependent pair elements (4 messages, latest: Mar 16 2024 at 03:09)
• Eta expand a function (2 messages, latest: Mar 16 2024 at 01:33)
• Arzela-Ascoli for uniform spaces (45 messages, latest: Mar 15 2024 at 22:28)
• Ioo_inter_Ioi (2 messages, latest: Mar 15 2024 at 18:51)
• Tail of reduced word is reduced (6 messages, latest: Mar 15 2024 at 17:55)
• Stratified topological spaces (17 messages, latest: Mar 15 2024 at 14:30)
• Stars and bars (20 messages, latest: Mar 14 2024 at 18:06)
• Lemmas about HashSets (9 messages, latest: Mar 14 2024 at 13:38)
• labeled transition systems (2 messages, latest: Mar 14 2024 at 08:50)
• Nowhere dense and meagre sets (49 messages, latest: Mar 13 2024 at 21:58)
• ✔ Variable Renaming and Existential Quantification in Lean 4 (45 messages, latest: Mar 13 2024 at 19:10)
• Topological sums and complex powers (8 messages, latest: Mar 13 2024 at 10:56)
• Extracting intermediate states (10 messages, latest: Mar 13 2024 at 08:42)
• MvPolynomial challenge (5 messages, latest: Mar 13 2024 at 05:09)
• How can I evaluate variables under Tactic Mode? (5 messages, latest: Mar 13 2024 at 04:17)
• Convolution of mu and Lambda (99 messages, latest: Mar 12 2024 at 22:48)
• ✔ the permutation on indexed product group (15 messages, latest: Mar 12 2024 at 22:41)
• Mixing ContDiffOn and deriv (19 messages, latest: Mar 11 2024 at 23:14)
• Sum over 1/p diverges (87 messages, latest: Mar 10 2024 at 20:21)
• Summable iff partial sums bounded (6 messages, latest: Mar 10 2024 at 17:17)
• instance DecidableRel (ReflTransGen r) (4 messages, latest: Mar 10 2024 at 15:05)
• Discrete Fourier transform on ZMod N (15 messages, latest: Mar 10 2024 at 14:01)
• Lévy-Steinitz Theorem (15 messages, latest: Mar 10 2024 at 06:59)
• Prooving a goal with Or in a special case (3 messages, latest: Mar 09 2024 at 22:02)
• ULift in concrete categories (7 messages, latest: Mar 09 2024 at 19:53)
• Apply function to every Element in a set (3 messages, latest: Mar 09 2024 at 17:56)
• Constructing linear maps (37 messages, latest: Mar 09 2024 at 17:40)
• Fano Varities (8 messages, latest: Mar 08 2024 at 19:27)
• Chosen finite products and internal homs (9 messages, latest: Mar 08 2024 at 18:45)
• strong induction without induction' (14 messages, latest: Mar 08 2024 at 16:26)
• IsCoprime_num_den (4 messages, latest: Mar 08 2024 at 16:13)
• injective function composed with non zero function ne zero (13 messages, latest: Mar 08 2024 at 15:59)
• E-values (3 messages, latest: Mar 08 2024 at 14:39)
• Keeping only the primes with smaller valuation (55 messages, latest: Mar 08 2024 at 13:57)
• ✔ Lines and points over rings (25 messages, latest: Mar 08 2024 at 13:23)
• ✔ (α := αᵒᵈ) spelling of Set.dual_Icc (7 messages, latest: Mar 07 2024 at 22:21)
• how to spell tsum in a set? (26 messages, latest: Mar 07 2024 at 19:17)
• Difference of sSups is less than sSup of difference (1 message, latest: Mar 07 2024 at 15:00)
• Two ways of counting a Multiset are equal (7 messages, latest: Mar 07 2024 at 14:06)
• All Combinations in a List (10 messages, latest: Mar 07 2024 at 11:07)
• Finite version of IsCompact.exists_forall_le' (11 messages, latest: Mar 06 2024 at 23:35)
• ✔ conversion from Nat to Rat (8 messages, latest: Mar 06 2024 at 15:15)
• RubiksCube , needs Help. (2 messages, latest: Mar 06 2024 at 11:10)
• Tendsto.filter_mono (2 messages, latest: Mar 05 2024 at 22:08)
• closed interval not neighborhood of edge (6 messages, latest: Mar 05 2024 at 18:21)
• For all statement to function (15 messages, latest: Mar 05 2024 at 16:14)
• ✔ Nets on metric spaces (9 messages, latest: Mar 05 2024 at 16:03)
• ✔ Quickly dealing with contradictory forall and exists (20 messages, latest: Mar 05 2024 at 05:38)
• Proper subspace contained in maximal subspace? (12 messages, latest: Mar 05 2024 at 00:37)
• Command line argument parsing (3 messages, latest: Mar 04 2024 at 09:04)
• zpow_succ (9 messages, latest: Mar 04 2024 at 05:10)
• x % b ^ (k + 1) (3 messages, latest: Mar 04 2024 at 00:04)
• ✔ Substitution in inequalities (7 messages, latest: Mar 03 2024 at 22:43)
• Bounds on alternating convergent series (57 messages, latest: Mar 03 2024 at 18:44)
• Real.cos N cannot be 1 (18 messages, latest: Mar 03 2024 at 18:27)
• Quotient that identifies all the members of a set (8 messages, latest: Mar 03 2024 at 03:08)
• fixed point free involutive automorphisms of groups are… (43 messages, latest: Mar 02 2024 at 19:59)
• Equivalence of type with an element to an option type (9 messages, latest: Mar 02 2024 at 18:46)
• transporting categorical limits across equivalences (6 messages, latest: Mar 02 2024 at 13:06)
• ✔ How to prove (2 : ℝ) ^ 2 = 4? (6 messages, latest: Mar 02 2024 at 10:51)
• Agda style interactive case splitting? (26 messages, latest: Mar 02 2024 at 09:54)
• Euclidean distance on reals (22 messages, latest: Mar 02 2024 at 05:34)
• Multiplicative characters of finite groups (21 messages, latest: Mar 02 2024 at 01:35)
• almost all reals are nonzero? (3 messages, latest: Mar 01 2024 at 22:40)
• A set union the interior of its complement is dense (3 messages, latest: Mar 01 2024 at 19:25)
• Define a (well defined) function using choice (16 messages, latest: Mar 01 2024 at 18:16)
• power of difference (19 messages, latest: Mar 01 2024 at 12:15)
• ✔ Inequality of Nat implies inequality of PNat (9 messages, latest: Feb 29 2024 at 18:05)
• ✔ mixins for expressing OrderedRing (6 messages, latest: Feb 29 2024 at 12:38)
• Exterior powers (93 messages, latest: Feb 29 2024 at 11:02)
• Nontrivial (Mod p) with some constraints (7 messages, latest: Feb 29 2024 at 04:40)
• Neighborhoods of sets (30 messages, latest: Feb 28 2024 at 16:49)
• ✔ Insert nonnegative multipliers inside absolute value (13 messages, latest: Feb 28 2024 at 15:30)
• first isomorphism theorem for algebra morphisms (19 messages, latest: Feb 28 2024 at 14:40)
• "classical" definition of limit of sequence (50 messages, latest: Feb 28 2024 at 13:45)
• Permutation to make a function monotone (13 messages, latest: Feb 28 2024 at 10:00)
• Tensor Product nonzero (26 messages, latest: Feb 27 2024 at 08:37)
• MeasureSpace instance on unitInterval (9 messages, latest: Feb 26 2024 at 22:51)
• Tactic to clear unneeded hypotheses (6 messages, latest: Feb 26 2024 at 15:18)
• casting natural division to rat (13 messages, latest: Feb 26 2024 at 13:45)
• Various FP library questions (2 messages, latest: Feb 26 2024 at 10:20)
• Inf of a pair of topologies (33 messages, latest: Feb 25 2024 at 22:14)
• Definitions that are only valid in certain sections. (6 messages, latest: Feb 25 2024 at 13:30)
• ✔ Obtain sInter version of an iInter theorem (4 messages, latest: Feb 25 2024 at 10:00)
• integral over sphere (2 messages, latest: Feb 25 2024 at 02:33)
• \(\mathbb{Z}_2^n\) with dot product (13 messages, latest: Feb 24 2024 at 18:56)
• tensorproduct with endomorphisms (17 messages, latest: Feb 24 2024 at 17:54)
• Easiest way to show an image is closed if almost compact (21 messages, latest: Feb 24 2024 at 13:30)
• Generic Sorting for lists with necessary Typeclasses (12 messages, latest: Feb 24 2024 at 10:23)
• 1/(n+1) is decreasing (12 messages, latest: Feb 23 2024 at 10:43)
• Integration by parts on infinite intervals (4 messages, latest: Feb 23 2024 at 06:07)
• Unitaries preserve norm (24 messages, latest: Feb 22 2024 at 18:21)
• complex powers of positive reals (11 messages, latest: Feb 22 2024 at 16:57)
• Min-max theorem/Courant-Fischer (3 messages, latest: Feb 22 2024 at 16:26)
• Can't find a theorem that works (6 messages, latest: Feb 22 2024 at 15:42)
• Weierstrass Extreme Value Theorem (2 messages, latest: Feb 22 2024 at 14:43)
• Vector space as sum of subspaces (5 messages, latest: Feb 21 2024 at 23:30)
• Set.forall_image_iff (22 messages, latest: Feb 21 2024 at 20:19)
• ✔ Termination for Epidemiology (DMOJ Problem) (12 messages, latest: Feb 21 2024 at 20:13)
• Tensor Product (23 messages, latest: Feb 21 2024 at 16:48)
• Small values that differ by a multiple of a large value (5 messages, latest: Feb 21 2024 at 16:12)
• Itô’s Lemma (4 messages, latest: Feb 21 2024 at 15:32)
• Finsupp.sum_smul_index (13 messages, latest: Feb 21 2024 at 14:13)
• examples showing (C[a, b], sup norm) is a banch space? (5 messages, latest: Feb 21 2024 at 08:19)
• Complexification of a real vector space (97 messages, latest: Feb 20 2024 at 18:35)
• ✔ Monoid of endo functions (3 messages, latest: Feb 20 2024 at 08:54)
• Group an infinite sum into finite sums (9 messages, latest: Feb 20 2024 at 08:48)
• quotient of a ring by the zero ideal (4 messages, latest: Feb 20 2024 at 01:23)
• Submonoid formed by the units (72 messages, latest: Feb 19 2024 at 19:52)
• directedness of < (13 messages, latest: Feb 18 2024 at 22:29)
• Roughly, Lipschitzness of the inverse of exp (t * I) (21 messages, latest: Feb 18 2024 at 22:03)
• Finitely generated (additive commutative) groups (20 messages, latest: Feb 18 2024 at 10:50)
• Monotone Prod.fst for Lex products (5 messages, latest: Feb 18 2024 at 09:02)
• polynomial ext with degree bound (44 messages, latest: Feb 18 2024 at 07:56)
• Eta expansions on functions (6 messages, latest: Feb 18 2024 at 02:02)
• conv to focus on the function (26 messages, latest: Feb 17 2024 at 21:33)
• Trivialities about lists (24 messages, latest: Feb 17 2024 at 08:18)
• ✔ cardinality equal to one implies unique element (8 messages, latest: Feb 17 2024 at 05:06)
• Complex derivatives treated as a real derivatives (13 messages, latest: Feb 16 2024 at 21:14)
• induction with, with implicit arguments (2 messages, latest: Feb 16 2024 at 14:44)
• Mapping iff (7 messages, latest: Feb 16 2024 at 14:04)
• Interchanging sums and integrals (7 messages, latest: Feb 16 2024 at 06:33)
• Dirichlet domain (37 messages, latest: Feb 15 2024 at 23:58)
• filter_upwards_within (18 messages, latest: Feb 15 2024 at 17:14)
• 3D display of a subset of I³ (1 message, latest: Feb 15 2024 at 11:50)
• ✔ Measure of a set multiplied by its inverse lt top (6 messages, latest: Feb 15 2024 at 11:40)
• Chern-Weil Theory (21 messages, latest: Feb 15 2024 at 07:53)
• retract to the unit ball (7 messages, latest: Feb 15 2024 at 00:24)
• ✔ Order of Elements given they commute (3 messages, latest: Feb 14 2024 at 17:56)
• pretty-printing Name (6 messages, latest: Feb 14 2024 at 17:31)
• MVars to FVars (2 messages, latest: Feb 14 2024 at 17:06)
• ω-accumulation / cluster points (45 messages, latest: Feb 14 2024 at 07:10)
• ✔ Chernoff bound (6 messages, latest: Feb 13 2024 at 20:37)
• getting ring to work on non-rings? (12 messages, latest: Feb 13 2024 at 20:10)
• Sum.elim injectivity (5 messages, latest: Feb 13 2024 at 16:56)
• ✔ Summation of Geometric Sequence (11 messages, latest: Feb 13 2024 at 16:33)
• Lemma about bind of degree-bound MvPolynomial (3 messages, latest: Feb 13 2024 at 03:26)
• Image of subgroup under homomorphism (24 messages, latest: Feb 12 2024 at 20:15)
• ✔ Need help with summation proof (5 messages, latest: Feb 12 2024 at 18:30)
• charpoly and eigenvalues (28 messages, latest: Feb 12 2024 at 18:27)
• ✔ Need help with primes and proper divisors proof (24 messages, latest: Feb 12 2024 at 18:17)
• ✔ Else-if in Lean 4? (6 messages, latest: Feb 12 2024 at 18:07)
• matrix determinant lemma (176 messages, latest: Feb 12 2024 at 12:06)
• GaussianRat (59 messages, latest: Feb 12 2024 at 09:26)
• differentiation under the integral sign (10 messages, latest: Feb 12 2024 at 04:34)
• Area inside a curve (3 messages, latest: Feb 12 2024 at 01:45)
• Prime ideals for semigroups/monoids (8 messages, latest: Feb 11 2024 at 21:02)
• Collection of BitVec (3 messages, latest: Feb 11 2024 at 16:00)
• decidable equality over inductive types (14 messages, latest: Feb 11 2024 at 09:00)
• Compactly supported functions (11 messages, latest: Feb 11 2024 at 01:36)
• Braid relation/Yang-Baxter equation (5 messages, latest: Feb 11 2024 at 00:31)
• Extensible macros and error message (2 messages, latest: Feb 10 2024 at 18:52)
• Building an Expr from a numeric literal (2 messages, latest: Feb 10 2024 at 13:16)
• Properties of coproducts in category of types (14 messages, latest: Feb 10 2024 at 11:49)
• Signed measures as Banach space (5 messages, latest: Feb 09 2024 at 21:21)
• Bounded int (5 messages, latest: Feb 09 2024 at 20:16)
• Order on Nat.Partition? (3 messages, latest: Feb 09 2024 at 17:18)
• valuation associated to a prime ideal (12 messages, latest: Feb 09 2024 at 17:10)
• ✔ Build failed twice, connection issue? (7 messages, latest: Feb 09 2024 at 16:35)
• weak version of PerfectPairing for infinite rank (5 messages, latest: Feb 09 2024 at 15:49)
• Countably compact spaces (2 messages, latest: Feb 09 2024 at 15:41)
• Simp lemma for Cofan.inj (13 messages, latest: Feb 09 2024 at 14:38)
• CompactSpace + MetricSpace gives SeparableSpace (11 messages, latest: Feb 09 2024 at 13:29)
• Combine coproducts (10 messages, latest: Feb 08 2024 at 21:47)
• n smallest elements of array (14 messages, latest: Feb 08 2024 at 15:45)
• The wide subcategory on monomorphisms? (48 messages, latest: Feb 08 2024 at 09:03)
• image is univ implies surjective (14 messages, latest: Feb 07 2024 at 22:51)
• Pushforward Heyting algebras along OrderIso (10 messages, latest: Feb 07 2024 at 22:44)
• continuity of equivRealProd ℂ → ℝ × ℝ).html) (11 messages, latest: Feb 06 2024 at 22:27)
• Array.pairs (10 messages, latest: Feb 06 2024 at 16:45)
• Basis for span of iterated linear map (25 messages, latest: Feb 05 2024 at 23:45)
• k-transitivity and primitivity of an action (4 messages, latest: Feb 05 2024 at 22:22)
• Lemmas for StateM Monad manipulation (11 messages, latest: Feb 05 2024 at 18:29)
• Set that descends to a quotient (9 messages, latest: Feb 05 2024 at 16:19)
• ✔ generating a DivisionRing instance from a Field instance (8 messages, latest: Feb 05 2024 at 15:16)
• Algorithm correctness (24 messages, latest: Feb 05 2024 at 03:51)
• Complexity theory (374 messages, latest: Feb 05 2024 at 03:49)
• Outer/inner probability and integrals (13 messages, latest: Feb 04 2024 at 17:21)
• Algebra K (PerfectClosure K p) (52 messages, latest: Feb 04 2024 at 01:24)
• Colimit of functor from SingleObj is quotient (25 messages, latest: Feb 03 2024 at 10:36)
• Coprime if product is squarefree (39 messages, latest: Feb 03 2024 at 07:52)
• Quotient by MulAction and transitivity (6 messages, latest: Feb 02 2024 at 19:03)
• degreeOf_le_totalDegree (7 messages, latest: Feb 02 2024 at 18:49)
• nonzero polynomials take on nonzero values (13 messages, latest: Feb 02 2024 at 17:08)
• HasBasis.nhds_interior (12 messages, latest: Feb 02 2024 at 11:58)
• positive reals (26 messages, latest: Feb 01 2024 at 22:08)
• ✔ Perfect Numbers (13 messages, latest: Feb 01 2024 at 19:10)
• DistribSMul instance for NonAssocNonUnitalRing (18 messages, latest: Feb 01 2024 at 16:21)
• Logic puzzles in Lean (9 messages, latest: Feb 01 2024 at 15:54)
• Monic.irreducible_of_irreducible_map_of_isPrime_nilradical (9 messages, latest: Feb 01 2024 at 11:54)
• API/tactic for subspace topology (45 messages, latest: Feb 01 2024 at 09:27)
• Lifting a Pi-type linear map to a linear map (15 messages, latest: Jan 31 2024 at 19:11)
• Basic Lemma on Localization (12 messages, latest: Jan 31 2024 at 17:54)
• Should there be a ProbabilitySpace class? (179 messages, latest: Jan 31 2024 at 17:07)
• Riemann integral (3 messages, latest: Jan 31 2024 at 13:57)
• RingEquiv.ofHomInv and MonoidHom.toMulEquiv (23 messages, latest: Jan 31 2024 at 07:23)
• Rank of a matrix as number of pure tensors (12 messages, latest: Jan 30 2024 at 22:55)
• ✔ instance of Heyting Algebra of lattice of Opens (6 messages, latest: Jan 30 2024 at 13:12)
• Tensor products of Hilbert spaces? (3 messages, latest: Jan 30 2024 at 07:43)
• concatenations of a pair of sets of lists (18 messages, latest: Jan 30 2024 at 04:25)
• Riemannian manifolds (10 messages, latest: Jan 30 2024 at 03:21)
• ✔ default implementation of natCast (18 messages, latest: Jan 29 2024 at 20:58)
• ✔ Span of repeated linear map application (11 messages, latest: Jan 29 2024 at 18:55)
• Set.toFinset without Fintype or Set.Finite (26 messages, latest: Jan 29 2024 at 18:19)
• Non terminal tauto? (5 messages, latest: Jan 29 2024 at 11:34)
• More API for pair sets? (72 messages, latest: Jan 28 2024 at 19:27)
• Finset sum lt iff sum of coerced (3 messages, latest: Jan 28 2024 at 09:09)
• Bilinear map coming from two linear maps (34 messages, latest: Jan 28 2024 at 05:25)
• Combining BddBelow and BddAbove (6 messages, latest: Jan 27 2024 at 19:55)
• Cancel in composition of base change (11 messages, latest: Jan 27 2024 at 09:49)
• basic log bounds on harmonic sums (7 messages, latest: Jan 26 2024 at 23:11)
• Differentiability of the natural map ℝ → ℂ (28 messages, latest: Jan 26 2024 at 00:47)
• unitaryGroup is a LieGroup with Hermitian generators (66 messages, latest: Jan 25 2024 at 23:04)
• ✔ Classification of two-dimensional Lie algebras (32 messages, latest: Jan 25 2024 at 14:30)
• measurable set of quotient image? (5 messages, latest: Jan 25 2024 at 06:43)
• Working with polynomials (16 messages, latest: Jan 25 2024 at 02:14)
• smul by invertible element. (24 messages, latest: Jan 24 2024 at 23:49)
• Order of an element in a commutative group (59 messages, latest: Jan 24 2024 at 20:43)
• Identifying intervals of N with intervals of Z (44 messages, latest: Jan 24 2024 at 08:15)
• Do we have CW complexes? (57 messages, latest: Jan 24 2024 at 02:55)
• ✔ Sigma-type fold (7 messages, latest: Jan 24 2024 at 00:09)
• missing homeomorphism ‌‌/ DilationEquiv API (5 messages, latest: Jan 23 2024 at 23:27)
• Rough paths & signatures (6 messages, latest: Jan 23 2024 at 13:07)
• ✔ Extending / combining Perm (Fin n) to Perm (Fin (n+k)) (5 messages, latest: Jan 22 2024 at 17:29)
• measurable_abs (10 messages, latest: Jan 22 2024 at 14:44)
• ✔ Decomposition of vectors (6 messages, latest: Jan 22 2024 at 03:52)
• ✔ Have instances agree on extended classes (4 messages, latest: Jan 22 2024 at 01:04)
• ✔ Injective linear endomorphism is a linear equivalence (4 messages, latest: Jan 21 2024 at 13:56)
• Typeclass for ordered topological space unbounded above (6 messages, latest: Jan 20 2024 at 22:33)
• SMulPosMono for ENNReal (10 messages, latest: Jan 20 2024 at 08:48)
• [✔ Closed subsets form a metric space (with Hausdorff dist…](topic/.E2.9C.94.20Closed.20subsets.20form.20a.20metric.20space.20(with.20Hausdorff.20dist.2E.2E.2E.html) (5 messages, latest: Jan 19 2024 at 22:32)
• Temporal Logic (7 messages, latest: Jan 19 2024 at 20:41)
• ✔ Counting the number of elements less than an entry by s… (4 messages, latest: Jan 19 2024 at 19:11)
• A way to make a non-Prop structure Prop (10 messages, latest: Jan 19 2024 at 17:34)
• List which definitions changed in a commit (2 messages, latest: Jan 19 2024 at 06:22)
• PNat version of Nat.sub_lt (19 messages, latest: Jan 19 2024 at 02:56)
• LowerSet of a LowerSet (5 messages, latest: Jan 18 2024 at 13:00)
• 2^x ≤ 1 + x for x ∈ [0,1] (7 messages, latest: Jan 17 2024 at 19:54)
• ✔ Essentially argmin (7 messages, latest: Jan 17 2024 at 15:35)
• Existence of primitive roots of unity (41 messages, latest: Jan 17 2024 at 08:33)
• EqOnSource.symm / .trans (8 messages, latest: Jan 17 2024 at 05:47)
• ZMod.lift for ring homs (8 messages, latest: Jan 16 2024 at 22:17)
• [Rewrite from _ to ](topic/Rewrite.20from.20.20to.20_.html) (8 messages, latest: Jan 16 2024 at 17:06)
• missing simp lemma for EquivLike (6 messages, latest: Jan 16 2024 at 15:46)
• Automorphism group of a cyclic group. (12 messages, latest: Jan 16 2024 at 03:51)
• Complete Sublattice (18 messages, latest: Jan 15 2024 at 16:37)
• |log (1 + z)| ≤ -log (1 - |z|) for complex |z| < 1 (18 messages, latest: Jan 15 2024 at 12:24)
• Equivalence classes of a multiset (8 messages, latest: Jan 15 2024 at 07:40)
• End_isUnit_iff (18 messages, latest: Jan 14 2024 at 16:49)
• [(fg) =O[l] h <-> g =O[l] h/f](topic/(fg).20.3DO.5Bl.5D.20h.20.3C-.3E.20g.20.3DO.5Bl.5D.20h.2Ff.html) (1 message, latest: Jan 14 2024 at 16:28)
• Shift pointed neighborhoods? (16 messages, latest: Jan 14 2024 at 15:54)
• Decision procedure for (ℕ,+,-,≤) (22 messages, latest: Jan 14 2024 at 14:43)
• Mono of diagonal is mono (5 messages, latest: Jan 14 2024 at 09:39)
• ✔ Tactic for Order Relation (10 messages, latest: Jan 14 2024 at 06:37)
• premeasures (3 messages, latest: Jan 13 2024 at 21:22)
• IsROrC.ofReal = Complex.ofReal' (13 messages, latest: Jan 13 2024 at 10:16)
• homeomorphism between prod and pi (4 messages, latest: Jan 12 2024 at 22:23)
• Functors out of SingleObj G (10 messages, latest: Jan 12 2024 at 16:21)
• Tensor Comprehensions (4 messages, latest: Jan 12 2024 at 13:22)
• Zulip auto search? (4 messages, latest: Jan 11 2024 at 19:15)
• Ideal norm for fractional ideals (21 messages, latest: Jan 11 2024 at 18:32)
• AEStronglyMeasurable of composition with innerSL (7 messages, latest: Jan 10 2024 at 23:01)
• Trivial group / monoid / monoid with zero (19 messages, latest: Jan 10 2024 at 11:42)
• Euler-Mascheroni constant (20 messages, latest: Jan 09 2024 at 13:38)
• exists interval containing two points (14 messages, latest: Jan 09 2024 at 13:09)
• Is there any theorem related to the existence proof of Rubik (31 messages, latest: Jan 09 2024 at 10:45)
• Geometric distribution (13 messages, latest: Jan 09 2024 at 10:33)
• Regular Elements (22 messages, latest: Jan 09 2024 at 07:28)
• Multiplicative version of CategoryTheory.equivOfFullyFaithfu (9 messages, latest: Jan 08 2024 at 23:00)
• Poisson distribution (2 messages, latest: Jan 08 2024 at 19:27)
• List.ofFn x ~ List.ofFn y (6 messages, latest: Jan 08 2024 at 14:29)
• Probability distribution for composition of operations (5 messages, latest: Jan 08 2024 at 14:20)
• ✔ Defining module structures (4 messages, latest: Jan 07 2024 at 23:02)
• Divergence of sub-series of harmonic series (2 messages, latest: Jan 07 2024 at 20:56)
• Triangular infinite sums (2 messages, latest: Jan 07 2024 at 16:02)
• Structure of Lower Sets over Multiset α (6 messages, latest: Jan 07 2024 at 09:01)
• Mᵐᵒᵖˣ vs Mˣᵐᵒᵖ (7 messages, latest: Jan 07 2024 at 03:25)
• A set of basis vectors is LI (over a semiring) (6 messages, latest: Jan 06 2024 at 18:47)
• Involutive and cardinality of fixed points mod 2 (3 messages, latest: Jan 06 2024 at 17:06)
• Array counterparts of List.enum (8 messages, latest: Jan 06 2024 at 09:37)
• continuousAt_iff_isLittleO (15 messages, latest: Jan 05 2024 at 15:59)
• (h₂ ▸ h₁) ▸ x = h₂ ▸ (h₁ ▸ x) (22 messages, latest: Jan 05 2024 at 15:26)
• An exists_intro tactic? (24 messages, latest: Jan 05 2024 at 15:01)
• pulling continuity past integrals (16 messages, latest: Jan 05 2024 at 02:57)
• proposed notation for EqUpToLittleO etc (15 messages, latest: Jan 05 2024 at 02:46)
• MulAction Nat on AddMonoid (4 messages, latest: Jan 04 2024 at 23:52)
• pow_mem_range_pow_of_coprime (11 messages, latest: Jan 04 2024 at 23:25)
• Not countable (59 messages, latest: Jan 04 2024 at 20:04)
• Cardinality of permutation (59 messages, latest: Jan 04 2024 at 12:50)
• match_pattern on Quotient types (1 message, latest: Jan 03 2024 at 21:16)
• le_iff_sq_le (28 messages, latest: Jan 03 2024 at 19:10)
• conditional compilation (2 messages, latest: Jan 03 2024 at 17:48)
• NoZeroDivisors iff IsDomain or Subsingleton (20 messages, latest: Jan 03 2024 at 16:27)
• Get all level mvars in Expr (2 messages, latest: Jan 03 2024 at 14:58)
• Constructor expansion in argument of named def? (3 messages, latest: Jan 03 2024 at 14:11)
• Proof by descent on finite sets (23 messages, latest: Jan 03 2024 at 12:17)
• partialGamma when arguments are real (5 messages, latest: Jan 03 2024 at 10:04)
• libpng (1 message, latest: Jan 03 2024 at 09:30)
• Order the elements of a finset (12 messages, latest: Jan 03 2024 at 06:41)
• Decision procedure for (ℝ,+,*,≤) (29 messages, latest: Jan 02 2024 at 21:02)
• Limit on neighborhood from punctured neighborhood (8 messages, latest: Jan 02 2024 at 19:46)
• sInf (Real.toEReal ' ' …) (32 messages, latest: Jan 02 2024 at 18:23)
• HasDerivOn (2 messages, latest: Jan 02 2024 at 17:58)
• 1 ≤ Real.log 3 (6 messages, latest: Jan 02 2024 at 17:14)
• Specialising forall_neBot_le_iff to countable intersection (5 messages, latest: Jan 02 2024 at 15:36)
• Zify and subtraction (7 messages, latest: Jan 02 2024 at 14:21)
• Smul Set.integral (7 messages, latest: Jan 02 2024 at 11:21)
• ✔ Well-order as SuccOrder (3 messages, latest: Jan 02 2024 at 08:12)
• List/BEq diamond (18 messages, latest: Jan 02 2024 at 01:39)
• Set.toNonempty (25 messages, latest: Jan 01 2024 at 21:19)
• Type of SFinite measures (7 messages, latest: Dec 31 2023 at 18:00)
• StrictMono.le_iff_le for sets (3 messages, latest: Dec 31 2023 at 17:38)
• ✔ Zero measure (5 messages, latest: Dec 31 2023 at 17:37)
• Strong induction on lists (2 messages, latest: Dec 31 2023 at 16:42)
• Switch order of product of measurable spaces (20 messages, latest: Dec 31 2023 at 13:33)
• ✔ Uncurrying n-times (5 messages, latest: Dec 31 2023 at 10:28)
• 0.54 < Real.cos 1 ∧ Real.cos 1 < 0.55 (17 messages, latest: Dec 30 2023 at 23:42)
• constructive reals via interval arithmetic (1 message, latest: Dec 30 2023 at 21:00)
• submodule of a submodule (26 messages, latest: Dec 30 2023 at 20:13)
• create a file with given path if not exists (5 messages, latest: Dec 30 2023 at 12:37)
• Fastest way to prove this (9 messages, latest: Dec 30 2023 at 10:28)
• Subgroup of finitely gen. abelian group is finitely gen. (20 messages, latest: Dec 30 2023 at 07:32)
• Splitting min or max into cases for inequalities? (5 messages, latest: Dec 30 2023 at 01:53)
• Re-package infinite sum via a partition (6 messages, latest: Dec 29 2023 at 22:19)
• Algebra instances on EuclideanSpace (21 messages, latest: Dec 29 2023 at 21:50)
• FTC in practice (19 messages, latest: Dec 29 2023 at 21:27)
• fourth element (8 messages, latest: Dec 29 2023 at 21:23)
• List.append can equal the lhs (or rhs) only if rhs = [] (2 messages, latest: Dec 29 2023 at 19:53)
• combining filters (5 messages, latest: Dec 29 2023 at 17:41)
• Finite posets (6 messages, latest: Dec 29 2023 at 13:54)
• Convolution of measures (1 message, latest: Dec 29 2023 at 08:13)
• ✔ easiest way to make Godel's System T work (18 messages, latest: Dec 28 2023 at 23:58)
• Group algebra over finite groups (13 messages, latest: Dec 28 2023 at 15:57)
• Derivative of series (17 messages, latest: Dec 27 2023 at 10:25)
• (A ∪ B) ⊆ C (57 messages, latest: Dec 26 2023 at 23:13)
• Code For Patrick Massot's Lean Informal Demo (6 messages, latest: Dec 26 2023 at 20:09)
• Should there be a Nonnegative class? (7 messages, latest: Dec 26 2023 at 07:21)
• has primitive implies holomorphic (2 messages, latest: Dec 25 2023 at 23:22)
• continuously differentiable (7 messages, latest: Dec 25 2023 at 23:18)
• Power series / bound for complex logarithm (75 messages, latest: Dec 25 2023 at 19:37)
• Are continuous multilinear maps analytic in mathlib ? (27 messages, latest: Dec 25 2023 at 17:37)
• Any code like this theorem in LinearAlgebra? (1 message, latest: Dec 25 2023 at 11:11)
• Ordered group with zero (40 messages, latest: Dec 25 2023 at 10:50)
• Equal then isomorphic (8 messages, latest: Dec 25 2023 at 07:21)
• functions out of List types (7 messages, latest: Dec 24 2023 at 22:14)
• epsilon-delta and such like in filter form (13 messages, latest: Dec 24 2023 at 19:11)
• Filter from properties preserved under countable union (10 messages, latest: Dec 23 2023 at 20:14)
• Lemma Using First Isomorphism Theorem (7 messages, latest: Dec 23 2023 at 19:35)
• Preservation of (co)limits in Action V G (8 messages, latest: Dec 23 2023 at 15:25)
• Intersection of a Finset and a Set as a Finset? (16 messages, latest: Dec 23 2023 at 13:06)
• Preorder on Option (314 messages, latest: Dec 22 2023 at 13:26)
• Is there code for "Reasonable proof of bubble sort"? (4 messages, latest: Dec 22 2023 at 07:17)
• How does tactic solve goals in specific cases (4 messages, latest: Dec 21 2023 at 20:53)
• AM-GM equality case (4 messages, latest: Dec 21 2023 at 20:34)
• sum of nonneg terms is zero iff terms are zero (10 messages, latest: Dec 21 2023 at 20:12)
• A limit of a series (1 message, latest: Dec 21 2023 at 16:12)
• Cardinality of set of sets of integers with properties. (9 messages, latest: Dec 21 2023 at 15:25)
• Minkowski sum of Multiset of PFilter (4 messages, latest: Dec 21 2023 at 14:11)
• Basis.localizationLocalizedModule (7 messages, latest: Dec 21 2023 at 10:05)
• ✔ Residue of the Riemann zeta function (2 messages, latest: Dec 21 2023 at 07:37)
• Prod.Lex (4 messages, latest: Dec 21 2023 at 07:18)
• Shifted limits (21 messages, latest: Dec 20 2023 at 15:15)
• winding number (66 messages, latest: Dec 20 2023 at 13:09)
• Residue of the Riemann zeta function (10 messages, latest: Dec 20 2023 at 11:04)
• Cardinality of division ring generated by … (14 messages, latest: Dec 20 2023 at 09:19)
• ✔ Reasoning about CFGs (8 messages, latest: Dec 19 2023 at 23:50)
• Weaker statement than ContinuousSMul (4 messages, latest: Dec 19 2023 at 11:14)
• Localization and Residue Fields (6 messages, latest: Dec 19 2023 at 09:56)
• Ideals for semigroups/monoids (10 messages, latest: Dec 18 2023 at 15:53)
• Set.uIoo (9 messages, latest: Dec 18 2023 at 14:52)
• Property stable under countable unions (1 message, latest: Dec 18 2023 at 09:18)
• geometric representation theory (12 messages, latest: Dec 18 2023 at 09:16)
• Basic ∀ᶠ and 𝓝 usage (11 messages, latest: Dec 18 2023 at 01:36)
• matrices (26 messages, latest: Dec 17 2023 at 22:19)
• finset sum function.extend (15 messages, latest: Dec 17 2023 at 16:35)
• rectangle is convex hull (11 messages, latest: Dec 17 2023 at 08:12)
• normSq vs Metric.ball (8 messages, latest: Dec 17 2023 at 04:31)
• LinearEquiv.uniqueProd [Unique M₁] : M₁ × M₂ ≃ₗ[R] M₂ (5 messages, latest: Dec 16 2023 at 14:38)
• Inverse function theorem on manifolds (18 messages, latest: Dec 15 2023 at 22:42)
• Where is EventuallyEq.finite_iInter? (14 messages, latest: Dec 15 2023 at 20:52)
• Analysis.NormedSpace.logarithm? (5 messages, latest: Dec 15 2023 at 18:42)
• Catching all tactic errors (9 messages, latest: Dec 15 2023 at 10:54)
• canonical way to build Fin 3 -> a? (5 messages, latest: Dec 15 2023 at 10:42)
• acos? (3 messages, latest: Dec 15 2023 at 08:05)
• Two cyclic groups of the same order are isomorphic (49 messages, latest: Dec 13 2023 at 22:47)
• Gaussian Quadrature / Orthogonal Polynomials (2 messages, latest: Dec 13 2023 at 21:38)
• Basis.induction_on (4 messages, latest: Dec 13 2023 at 21:30)
• Fin.mulNat etc. (3 messages, latest: Dec 13 2023 at 19:48)
• ✔ Submonoid units (44 messages, latest: Dec 13 2023 at 17:55)
• Degree of span of polynomials (25 messages, latest: Dec 13 2023 at 12:06)
• Every finite division ring is a field (22 messages, latest: Dec 13 2023 at 11:59)
• Lie algebra exponential map? (50 messages, latest: Dec 13 2023 at 02:23)
• Are there diagonal functors in mathlib? (5 messages, latest: Dec 12 2023 at 16:13)
• rw if then else (7 messages, latest: Dec 12 2023 at 09:55)
• Product of sums = sum over Pi type? (8 messages, latest: Dec 12 2023 at 07:27)
• Positivity with hypotheses (15 messages, latest: Dec 12 2023 at 07:10)
• nsmul_sInf (4 messages, latest: Dec 11 2023 at 20:25)
• Continuous actions (1 message, latest: Dec 10 2023 at 22:37)
• Tannery's theorem (11 messages, latest: Dec 10 2023 at 15:19)
• ✔ Quotient.lift but over functions with Quotient results (19 messages, latest: Dec 10 2023 at 07:51)
• Pi.group for Prop (12 messages, latest: Dec 09 2023 at 21:59)
• Tempered distributions (2 messages, latest: Dec 09 2023 at 07:40)
• Functional Analysis with Compact Integral Operators (3 messages, latest: Dec 09 2023 at 06:04)
• Partitions of a set (10 messages, latest: Dec 08 2023 at 19:34)
• Pi.unitEquiv (32 messages, latest: Dec 08 2023 at 18:58)
• ✔ Producing proof of length (12 messages, latest: Dec 08 2023 at 17:57)
• FunLike instance (19 messages, latest: Dec 08 2023 at 10:44)
• ✔ Cardinality of ordinals smaller than cardinal (7 messages, latest: Dec 08 2023 at 07:27)
• ✔ Overloading the propositional and /\ notation (11 messages, latest: Dec 07 2023 at 20:29)
• ✔ Simply connected set (8 messages, latest: Dec 07 2023 at 18:58)
• Dumping derivations of inductive predicate (81 messages, latest: Dec 07 2023 at 16:13)
• ✔ Greater Nat is succ of smaller (12 messages, latest: Dec 07 2023 at 12:55)
• checking a subgroup of Int is generated by an element (7 messages, latest: Dec 07 2023 at 05:40)
• BEq instance for sigma (10 messages, latest: Dec 06 2023 at 18:08)
• exists_eq_iSup_of_not_isSuccLimit (6 messages, latest: Dec 06 2023 at 15:20)
• a * b^2 = c^2 implies IsSquare a (23 messages, latest: Dec 06 2023 at 14:32)
• utf16 encoding (4 messages, latest: Dec 06 2023 at 03:29)
• docs#MeasureTheory.Measure.map_map (15 messages, latest: Dec 06 2023 at 03:22)
• Assert a structure exists with a given value for one field (6 messages, latest: Dec 05 2023 at 23:16)
• Unfolding instance notation (8 messages, latest: Dec 05 2023 at 18:32)
• The "house" of an algebraic integer (1 message, latest: Dec 05 2023 at 15:22)
• Sum notation for lists (7 messages, latest: Dec 05 2023 at 12:43)
• Is Nilpotent if a power is Nilpotent (4 messages, latest: Dec 05 2023 at 01:26)
• Pairs of distinct elements (28 messages, latest: Dec 04 2023 at 22:50)
• Ramification of infinite places (11 messages, latest: Dec 04 2023 at 08:02)
• IsClosedMap mulVec (2 messages, latest: Dec 04 2023 at 03:11)
• Fourier transforms of hermite polynomials (1 message, latest: Dec 03 2023 at 23:23)
• Power of the sum (weak Binomial theorem) (8 messages, latest: Dec 03 2023 at 21:24)
• ✔ Sum of powers (4 messages, latest: Dec 03 2023 at 19:34)
• Completeness of Rn (9 messages, latest: Dec 03 2023 at 15:05)
• Generic strong recursion over naturals (10 messages, latest: Dec 02 2023 at 20:11)
• Product of two Fintypes is a Fintype (3 messages, latest: Dec 02 2023 at 19:55)
• Filtered algebras (4 messages, latest: Dec 02 2023 at 08:40)
• specialUnitaryGroup and specialOrthogonalGroup (3 messages, latest: Dec 01 2023 at 19:54)
• L^1 as an algebra under convolution (3 messages, latest: Dec 01 2023 at 19:49)
• diameter of a ball (5 messages, latest: Dec 01 2023 at 19:46)
• (Extended) chart is a local diffeomorphism (12 messages, latest: Dec 01 2023 at 17:42)
• Ordered innerproduct spaces (4 messages, latest: Dec 01 2023 at 13:03)
• ℕ ≃ Finset ℕ (12 messages, latest: Nov 30 2023 at 20:22)
• Euler products (41 messages, latest: Nov 30 2023 at 19:48)
• ZMod lemma (21 messages, latest: Nov 30 2023 at 12:44)
• Searching doc-strings (58 messages, latest: Nov 29 2023 at 15:41)
• Multiset.sum_lt_sum (24 messages, latest: Nov 29 2023 at 11:30)
• Subgroup vs submodule (4 messages, latest: Nov 28 2023 at 13:17)
• Finsupp.sum restriction (3 messages, latest: Nov 28 2023 at 13:15)
• Going under exactly one lambda (11 messages, latest: Nov 28 2023 at 10:29)
• Proof that x \ne 0 \implies Complex.normSq \ne 0 (3 messages, latest: Nov 28 2023 at 05:44)
• Finite colimits in Action (39 messages, latest: Nov 27 2023 at 19:27)
• Embedding of PowerSeries into FormalMultivariateSeries? (1 message, latest: Nov 27 2023 at 16:06)
• Finset.InjOn.map (7 messages, latest: Nov 27 2023 at 13:15)
• Qq list (12 messages, latest: Nov 27 2023 at 09:27)
• Array.erase_data (20 messages, latest: Nov 27 2023 at 02:06)
• ✔ Transcendental, infinite lin. indep. subset, finrank=0 (5 messages, latest: Nov 26 2023 at 14:37)
• Tactic for checking all 128 cases given n : ℕ, n < 128 (2 messages, latest: Nov 26 2023 at 13:16)
• Where should mkTuple go (7 messages, latest: Nov 24 2023 at 17:07)
• Characterization of primitive elements in field extensions (5 messages, latest: Nov 24 2023 at 12:36)
• Split an equation into an OR of 2 equations (5 messages, latest: Nov 22 2023 at 17:36)
• Nat.fold with push gives an exact size (21 messages, latest: Nov 22 2023 at 16:32)
• succAbove and predAbove lemmas (8 messages, latest: Nov 22 2023 at 15:54)
• Cancellative (6 messages, latest: Nov 22 2023 at 09:33)
• ✔ For loop with Fin n (4 messages, latest: Nov 21 2023 at 23:10)
• Limits in FintypeCat (25 messages, latest: Nov 21 2023 at 22:22)
• ✔ List of pairs (12 messages, latest: Nov 21 2023 at 21:52)
• Small-step operational semantics (1 message, latest: Nov 21 2023 at 18:05)
• Product mk in category of types (1 message, latest: Nov 21 2023 at 17:18)
• Differentiability of bounded multilinear maps ? (3 messages, latest: Nov 21 2023 at 14:16)
• Filenames to Lean.Name (7 messages, latest: Nov 21 2023 at 11:58)
• Algebraic structure on lists (and/or finite tuples) (92 messages, latest: Nov 21 2023 at 10:10)
• Oriented angle is a right angle if unoriented angle is (3 messages, latest: Nov 21 2023 at 02:36)
• ✔ Splitting a UInt16 into two UInt8 (19 messages, latest: Nov 20 2023 at 21:06)
• ✔ liminf of sets (3 messages, latest: Nov 20 2023 at 08:02)
• Parser generator (3 messages, latest: Nov 20 2023 at 01:07)
• Set is open iff each point has a open neighbourhood containe (13 messages, latest: Nov 20 2023 at 00:45)
• ✔ Code review of basic proof about statically sized arrays (5 messages, latest: Nov 20 2023 at 00:10)
• Converse to Multiset.toFinset_card_of_nodup? (13 messages, latest: Nov 19 2023 at 20:58)
• Converse to Finset.equivOfCardEq (3 messages, latest: Nov 19 2023 at 20:38)
• Removing a point from a simplex (7 messages, latest: Nov 19 2023 at 12:32)
• ✔ re and im parts of integrals <-> parts of the integrand (18 messages, latest: Nov 18 2023 at 11:25)
• Algebraic Conjugate over Finite Fields (71 messages, latest: Nov 18 2023 at 07:33)
• the category of sets (2 messages, latest: Nov 17 2023 at 08:02)
• Lean.Elab.Tactic.run but with multiple goals (4 messages, latest: Nov 16 2023 at 23:44)
• Tensor product distributes over submodules (13 messages, latest: Nov 16 2023 at 20:20)
• Action of permutations on functions. (68 messages, latest: Nov 16 2023 at 16:27)
• simple function sum coercion (26 messages, latest: Nov 16 2023 at 10:27)
• Applying a function to a distribution (5 messages, latest: Nov 15 2023 at 15:15)
• cast from ℕ to ZMod p after adding or subtracting p (1 message, latest: Nov 15 2023 at 13:01)
• Contour Integration over the complex numbers (2 messages, latest: Nov 15 2023 at 12:51)
• Subset equal {0} of Subsingleton (6 messages, latest: Nov 15 2023 at 12:07)
• Exp bounded by Taylor's polynomial (1 message, latest: Nov 14 2023 at 17:27)
• bbN which le_lt or lt_le between adjacent bbNs (8 messages, latest: Nov 14 2023 at 15:24)
• Repeating probability events (3 messages, latest: Nov 14 2023 at 05:41)
• ✔ suitable choice (33 messages, latest: Nov 14 2023 at 02:25)
• ✔ Monad instance for List (7 messages, latest: Nov 14 2023 at 00:45)
• taylor expansion of determinant (3 messages, latest: Nov 13 2023 at 18:02)
• Why no explicit ContinuousWithinAt.continuousOn? (43 messages, latest: Nov 13 2023 at 15:14)
• galois action is injective on roots (6 messages, latest: Nov 12 2023 at 03:10)
• Summability of g ∘ f (11 messages, latest: Nov 12 2023 at 00:03)
• [log (xy) = log x + log y for complex numbers](topic/log.20(xy).20.3D.20log.20x.20.2B.20log.20y.20for.20complex.20numbers.html) (9 messages, latest: Nov 11 2023 at 14:48)
• Transforming an expr when moving into the alts of a case (4 messages, latest: Nov 11 2023 at 10:23)
• Signed Modulo Operator (12 messages, latest: Nov 11 2023 at 03:38)
• example (x : Int) : x % 2 = 0 ∨ x % 2 = 1 := by sorry (5 messages, latest: Nov 11 2023 at 03:23)
• Image and InjOn (21 messages, latest: Nov 10 2023 at 14:22)
• ✔ Proving equality for ideals (3 messages, latest: Nov 10 2023 at 12:46)
• A variant of Nat that has instance Zero to return 1? (5 messages, latest: Nov 10 2023 at 09:25)
• folding while mapping? (6 messages, latest: Nov 09 2023 at 00:32)
• Polynomial.degree_toFinsupp (18 messages, latest: Nov 08 2023 at 21:26)
• Coercion from finset of subtype to finset (33 messages, latest: Nov 08 2023 at 05:35)
• Product of multiplicative function on Lists (5 messages, latest: Nov 08 2023 at 04:29)
• tendsto_inv₀_cobounded (9 messages, latest: Nov 08 2023 at 04:21)
• Filter.Tendsto.exists_isBounded_image (7 messages, latest: Nov 08 2023 at 03:01)
• Struggling with List.filter (19 messages, latest: Nov 07 2023 at 07:43)
• Tactic taking a parameter (4 messages, latest: Nov 07 2023 at 01:02)
• Induction-Recursion or Universe ala Tarski? (8 messages, latest: Nov 06 2023 at 21:20)
• Distance from point in metric space to subset (10 messages, latest: Nov 06 2023 at 13:06)
• ✔ fast modulo reasoning (9 messages, latest: Nov 05 2023 at 12:53)
• Tail estimate for abs. convergent series (15 messages, latest: Nov 05 2023 at 07:44)
• Existence of Haar measure from scratch (2 messages, latest: Nov 05 2023 at 05:02)
• Homeomorphism between empty sets (in different types) (10 messages, latest: Nov 04 2023 at 12:48)
• ✔ Todd Coxeter Algorithm (5 messages, latest: Nov 04 2023 at 06:15)
• eliminating fintype (16 messages, latest: Nov 03 2023 at 17:55)
• loogle vs. HPow (4 messages, latest: Nov 03 2023 at 15:24)
• Terras Theorem (18 messages, latest: Nov 03 2023 at 08:19)
• Sorting algorithms (7 messages, latest: Nov 03 2023 at 05:42)
• Giry (1 message, latest: Nov 02 2023 at 16:49)
• ✔ Vector explicitly (5 messages, latest: Nov 02 2023 at 10:17)
• Ico_union_right (15 messages, latest: Nov 02 2023 at 06:51)
• ✔ The category A-mod (6 messages, latest: Nov 01 2023 at 23:15)
• group sum/prod in pairs even and odd summands (14 messages, latest: Nov 01 2023 at 10:53)
• DecidableEq on Multiplicative? (15 messages, latest: Nov 01 2023 at 03:46)
• surjective Pi.evalMonoidHom (3 messages, latest: Oct 31 2023 at 16:30)
• simple algebra (4 messages, latest: Oct 31 2023 at 12:36)
• ✔ nsmul distributivity (6 messages, latest: Oct 31 2023 at 10:28)
• ✔ cofactor expansion (4 messages, latest: Oct 31 2023 at 03:24)
• Tactic for proving simple inequalities (in ℕ∞) (21 messages, latest: Oct 30 2023 at 17:01)
• independent iff joint density is product (6 messages, latest: Oct 30 2023 at 08:23)
• tactic from list of tactics (3 messages, latest: Oct 29 2023 at 20:44)
• Extend a real analytic function to a complex analytic (9 messages, latest: Oct 29 2023 at 15:33)
• start induction with m = 2 (5 messages, latest: Oct 29 2023 at 14:47)
• Davenport-Schinzel sequence (1 message, latest: Oct 29 2023 at 13:03)
• (x + 1 = y) → (x % 2 == 0) ≠ (y % 2 == 0) (10 messages, latest: Oct 29 2023 at 12:24)
• output the dependencies between theorems as a directed graph (24 messages, latest: Oct 29 2023 at 07:44)
• ✔ Tactic to "unfold" abbreviature? (4 messages, latest: Oct 28 2023 at 21:28)
• ✔ Efficient and checked BFPRT/Median-of-median algorithm (5 messages, latest: Oct 28 2023 at 19:40)
• Efficient and type safe BFPRT/Median-of-median algorithm (1 message, latest: Oct 28 2023 at 17:59)
• Symmetric difference of two subgraphs (6 messages, latest: Oct 28 2023 at 17:44)
• List.dropWhile head false (9 messages, latest: Oct 28 2023 at 16:24)
• How to write proofs without knowing conclusions in advance? (22 messages, latest: Oct 28 2023 at 15:03)
• Lower bound for set bounds sInf (4 messages, latest: Oct 28 2023 at 08:01)
• machine learning with lean4 (10 messages, latest: Oct 28 2023 at 07:52)
• profinite sets (61 messages, latest: Oct 27 2023 at 22:56)
• v % 2 ≠ (v + 1) % 2 (5 messages, latest: Oct 27 2023 at 18:54)
• Finite set is union of singletons (5 messages, latest: Oct 27 2023 at 18:50)
• IntermediateField.lift_adjoin, lift_bot and lift_top (7 messages, latest: Oct 26 2023 at 22:49)
• Transform connected component into subgraph (7 messages, latest: Oct 26 2023 at 20:40)
• Approximating exp with Mclaurin polynomial (2 messages, latest: Oct 26 2023 at 19:21)
• Connected components of SimpleGraph.Subgraph (3 messages, latest: Oct 26 2023 at 13:55)
• Is x^(1/x) \leq e^(1/e) in Mathlib? (1 message, latest: Oct 26 2023 at 06:35)
• ✔ Case checking in combinatorics (11 messages, latest: Oct 25 2023 at 23:39)
• d / 2 < a implies d < 2 * a (18 messages, latest: Oct 25 2023 at 15:50)
• How to compare cardinalities of subgraph vertice sets (4 messages, latest: Oct 25 2023 at 15:41)
• The inverse of list.ofFn (7 messages, latest: Oct 24 2023 at 14:00)
• IntermediateField.mem_adjoin_iff (11 messages, latest: Oct 24 2023 at 12:11)
• Is there a linarith type tool for Nat subtraction and order (37 messages, latest: Oct 24 2023 at 07:16)
• Nontrivial closed balls are a basis (6 messages, latest: Oct 23 2023 at 22:00)
• Notion of finiteness with explicit number of elements (10 messages, latest: Oct 23 2023 at 16:01)
• Write a loop to compute elementwise cos of a FloatArray (1 message, latest: Oct 22 2023 at 23:16)
• Is there a slicker way to do "apply f to both sides"? (114 messages, latest: Oct 22 2023 at 16:43)
• Bool.beq_true and Bool.beq_false (1 message, latest: Oct 22 2023 at 12:11)
• two_smul_le_two_smul (7 messages, latest: Oct 22 2023 at 09:48)
• High 64 bits of the product of two UInt64s (1 message, latest: Oct 21 2023 at 21:13)
• Is there a field_simp variant that generates hypotheses? (16 messages, latest: Oct 21 2023 at 19:36)
• ✔ Kinda distributivity? (13 messages, latest: Oct 21 2023 at 09:44)
• Repr instance for Zsqrtd (3 messages, latest: Oct 21 2023 at 08:13)
• Simplest possible tactic implementation (3 messages, latest: Oct 21 2023 at 00:36)
• Common graphs (12 messages, latest: Oct 20 2023 at 21:12)
• AlgEquiv_invFun_apply (4 messages, latest: Oct 20 2023 at 15:35)
• [golf challenge :-(](topic/golf.20challenge.20.3A-(.html) (10 messages, latest: Oct 20 2023 at 10:07)
• Is there List.Forall₂, but for one list? (In library Std) (25 messages, latest: Oct 20 2023 at 08:45)
• subtype to type (6 messages, latest: Oct 20 2023 at 05:32)
• ✔ import mathlib or not (7 messages, latest: Oct 20 2023 at 04:00)
• exists primitive element iff finite of intermediate fields (4 messages, latest: Oct 20 2023 at 01:06)
• Extensive form games, how to formalize information sets? (4 messages, latest: Oct 19 2023 at 17:58)
• init (3 messages, latest: Oct 19 2023 at 12:53)
• Finset.range_two (8 messages, latest: Oct 19 2023 at 04:40)
• Finset iUnion (12 messages, latest: Oct 18 2023 at 14:57)
• Multiple apply (6 messages, latest: Oct 18 2023 at 14:12)
• Balls are OrdConnected (18 messages, latest: Oct 18 2023 at 07:47)
• Prove that a^2 | a for a \in \Z (16 messages, latest: Oct 18 2023 at 05:22)
• Compact elements of CPO (3 messages, latest: Oct 17 2023 at 18:29)
• loogls vs. 0 (35 messages, latest: Oct 17 2023 at 14:27)
• Should nlinarith know about x^2 \geq 0 when x is real? (19 messages, latest: Oct 17 2023 at 04:23)
• Ici (0 : Nat) = univ (7 messages, latest: Oct 16 2023 at 21:02)
• Polynomial coefficient (16 messages, latest: Oct 16 2023 at 17:49)
• ✔ Summing over a list with duplicates (58 messages, latest: Oct 16 2023 at 16:47)
• ✔ get 3 components of midpoint (3 messages, latest: Oct 16 2023 at 12:20)
• Linear projection for subsets of indices. (3 messages, latest: Oct 16 2023 at 00:24)
• Defining 2-category in lean? (12 messages, latest: Oct 15 2023 at 06:01)
• golf challenge :-).html) (4 messages, latest: Oct 15 2023 at 01:36)
• How to prove sum of geometric series (8 messages, latest: Oct 14 2023 at 19:22)
• Axiomatic definition of the natural numbers (33 messages, latest: Oct 14 2023 at 11:08)
• Typeclass for nontrivial (semi)rings (6 messages, latest: Oct 14 2023 at 10:27)
• Set α × Set β ≃ Set (α ⊕ β) (32 messages, latest: Oct 14 2023 at 09:56)
• Partial Derivative of a Function (1 message, latest: Oct 12 2023 at 03:04)
• Koebe quarter theorem (11 messages, latest: Oct 11 2023 at 22:48)
• Fast Unital Ring Accumulation (13 messages, latest: Oct 10 2023 at 22:08)
• Range of a map out of Finsupp (1 message, latest: Oct 10 2023 at 13:08)
• Pattern matching syntax for Array.last/Array.pop (5 messages, latest: Oct 10 2023 at 07:56)
• tactic for assoc and comm of Finset unions and subsets (5 messages, latest: Oct 10 2023 at 06:49)
• card of sdiff and inter equals card of self (1 message, latest: Oct 10 2023 at 05:17)
• ✔ Nat.repeat with enumeration (5 messages, latest: Oct 09 2023 at 15:24)
• for … in with index (7 messages, latest: Oct 09 2023 at 12:43)
• Fintype.sum of Fintype.sum (8 messages, latest: Oct 08 2023 at 15:26)
• NormedModule ? (28 messages, latest: Oct 08 2023 at 08:52)
• Making a continuous bilinear map (19 messages, latest: Oct 08 2023 at 07:06)
• ✔ continuous and injective f : \[a, b\] → ℝ strictly mono… (8 messages, latest: Oct 08 2023 at 03:19)
• Prime number theorem (54 messages, latest: Oct 08 2023 at 01:26)
• list map mem eq injective (9 messages, latest: Oct 07 2023 at 22:41)
• Direct Sums are coproducts (5 messages, latest: Oct 07 2023 at 16:45)
• Open sets are locally connected (40 messages, latest: Oct 06 2023 at 21:24)
• First isomorphism for rings (3 messages, latest: Oct 06 2023 at 09:00)
• iUnion is compatible with product of types (4 messages, latest: Oct 05 2023 at 16:55)
• Connecting the two different sheafify (4 messages, latest: Oct 05 2023 at 14:27)
• Index from List membership? (9 messages, latest: Oct 05 2023 at 09:35)
• get arbitrary not mem of finset (9 messages, latest: Oct 05 2023 at 07:12)
• Branded Data Structure, Ghost Cell, Linearity, QTT (1 message, latest: Oct 05 2023 at 04:41)
• Sugroup sup (19 messages, latest: Oct 05 2023 at 04:29)
• f : α × β → γ injective implies fun x ↦ f (a, x) injective (8 messages, latest: Oct 04 2023 at 16:54)
• Convert functions between subsets to functions between types (10 messages, latest: Oct 03 2023 at 09:27)
• Permutation Models (4 messages, latest: Oct 02 2023 at 13:55)
• how to ask Lean to not normalize a numeric expression? (26 messages, latest: Oct 02 2023 at 12:52)
• Refine open cover of closed interval by finite partition (1 message, latest: Oct 02 2023 at 07:19)
• Quotients equal implies related (2 messages, latest: Oct 02 2023 at 06:41)
• Countable spaces are second countable (5 messages, latest: Oct 02 2023 at 01:53)
• cons is to snoc as Fin.eq_zero_or_eq_succ is to (33 messages, latest: Oct 01 2023 at 19:56)
• ✔ How can I read a file to a string? (6 messages, latest: Oct 01 2023 at 15:34)
• Inverse of a linear map ? (24 messages, latest: Oct 01 2023 at 13:20)
• Factorial number system (xkcd 2835) (5 messages, latest: Sep 30 2023 at 20:54)
• Associated (ζₚ - 1)ᵖ⁻¹ p (11 messages, latest: Sep 29 2023 at 23:18)
• Inhabited Field (5 messages, latest: Sep 29 2023 at 17:18)
• Building a list of lists in a type with given lengths (6 messages, latest: Sep 29 2023 at 13:03)
• ✔ Instance of Nonempty (Ico (0: ℝ) 1)? (4 messages, latest: Sep 28 2023 at 08:45)
• Frobenius inner product (4 messages, latest: Sep 28 2023 at 02:52)
• ✔ Explicit inverse of bijective function (11 messages, latest: Sep 28 2023 at 02:45)
• ✔ let doc-gen4 recognize srcDir of a lean library： (14 messages, latest: Sep 27 2023 at 14:03)
• Duality principle in category theory (10 messages, latest: Sep 27 2023 at 13:03)
• Algebra.norm ℤ (8 messages, latest: Sep 27 2023 at 10:47)
• Factorisation of squarefree naturals (45 messages, latest: Sep 25 2023 at 20:38)
• Induction principles (3 messages, latest: Sep 25 2023 at 17:18)
• Surjectivity of (ZMod m)ˣ →* (ZMod n)ˣ (3 messages, latest: Sep 24 2023 at 20:17)
• permutations preserving a function (20 messages, latest: Sep 23 2023 at 23:42)
• Sherman–Morrison formula (13 messages, latest: Sep 23 2023 at 22:07)
• float('3.3') in Lean 4? (15 messages, latest: Sep 23 2023 at 17:48)
• Noetherian hom (19 messages, latest: Sep 23 2023 at 14:48)
• noncommProd (7 messages, latest: Sep 23 2023 at 11:14)
• separable/purely inseparable extension and separable closure (9 messages, latest: Sep 23 2023 at 09:33)
• CwFs, indexed families, etc (3 messages, latest: Sep 22 2023 at 13:21)
• ✔ Continuous functions are locally bounded (4 messages, latest: Sep 21 2023 at 13:08)
• ✔ Running |_ proof as tactic (17 messages, latest: Sep 20 2023 at 12:33)
• mul as an equiv (2 messages, latest: Sep 19 2023 at 13:56)
• ✔ Not equal on inductive type (10 messages, latest: Sep 19 2023 at 10:05)
• Stolz–Cesàro theorem (7 messages, latest: Sep 18 2023 at 17:49)
• mul_left_cancel on reals (5 messages, latest: Sep 18 2023 at 17:18)
• zip with padding? (4 messages, latest: Sep 18 2023 at 11:02)
• Iterated integrals (14 messages, latest: Sep 18 2023 at 07:42)
• tensor product distributes over prod (17 messages, latest: Sep 18 2023 at 07:16)
• Continuous linear maps and quotients (2 messages, latest: Sep 17 2023 at 15:59)
• Code Formatter (24 messages, latest: Sep 17 2023 at 07:35)
• Moving a CategoryTheory.Equivalence across a Hom (25 messages, latest: Sep 15 2023 at 23:48)
• Cantor set, Cantor function? (4 messages, latest: Sep 15 2023 at 21:45)
• ✔ Subtraction for Nats (11 messages, latest: Sep 14 2023 at 20:15)
• Decidable (none ∈ L) (15 messages, latest: Sep 14 2023 at 12:55)
• Is there a non-repeating list in Init or Std? (43 messages, latest: Sep 14 2023 at 01:00)
• proofs about for loops (13 messages, latest: Sep 13 2023 at 19:01)
• ✔ nonneg of mkRat if num is nonneg (5 messages, latest: Sep 13 2023 at 15:14)
• zipWith (9 messages, latest: Sep 13 2023 at 11:29)
• Dependent vector (70 messages, latest: Sep 13 2023 at 10:52)
• Positive overlap (10 messages, latest: Sep 13 2023 at 09:58)
• Class Field Theory (11 messages, latest: Sep 12 2023 at 17:26)
• ✔ Using the intro tactic on local hypothesis (13 messages, latest: Sep 12 2023 at 06:59)
• Check if a Mac is x64 or arm64? (4 messages, latest: Sep 12 2023 at 01:52)
• Declare index for ordered array (1 message, latest: Sep 11 2023 at 20:51)
• Differences of powers (12 messages, latest: Sep 11 2023 at 18:01)
• How to get the associated attribute given membership (4 messages, latest: Sep 11 2023 at 16:14)
• Well-foundedness of product orders? (9 messages, latest: Sep 10 2023 at 09:02)
• Invertibility is an open condition for bounded linear operat (11 messages, latest: Sep 10 2023 at 08:14)
• rewrite inside a function (11 messages, latest: Sep 10 2023 at 02:20)
• Construct $\mathbb{R}^n$ and 1, infinity norms in it. (16 messages, latest: Sep 10 2023 at 02:00)
• Trace of diagonal (11 messages, latest: Sep 09 2023 at 19:34)
• A Rat is less than or eq to its ceiling (21 messages, latest: Sep 09 2023 at 19:29)
• ✔ Two Arrays are if their elements are equal (4 messages, latest: Sep 09 2023 at 13:54)
• Typeclass for 0 < n? (11 messages, latest: Sep 07 2023 at 20:29)
• Extended Euclidean Algorithm (13 messages, latest: Sep 07 2023 at 17:30)
• complex/real coercion nightmare (32 messages, latest: Sep 07 2023 at 15:28)
• ✔ sub lt add one sub (9 messages, latest: Sep 07 2023 at 06:32)
• giving a value a name, for induction (14 messages, latest: Sep 07 2023 at 03:23)
• Molecular biology (5 messages, latest: Sep 06 2023 at 09:11)
• Smallest neighborhood of a point (24 messages, latest: Sep 05 2023 at 18:16)
• Code for GPT-F or other LLM used for ATP (22 messages, latest: Sep 04 2023 at 07:11)
• choose an element from a fintype with positive cardinality (9 messages, latest: Sep 01 2023 at 16:06)
• Check if file exists (20 messages, latest: Sep 01 2023 at 09:38)
• card of subtype of fintype (13 messages, latest: Aug 31 2023 at 21:28)
• Set vs Subtype in Equiv.Perm (23 messages, latest: Aug 30 2023 at 22:39)
• Supremum in Subobject as a colimit (5 messages, latest: Aug 29 2023 at 23:42)
• Import position of ConstInfo (5 messages, latest: Aug 29 2023 at 21:09)
• Nat -> ZMod n -> ZMod m (5 messages, latest: Aug 29 2023 at 15:53)
• ✔ ℕ×ℕ enumeration (7 messages, latest: Aug 28 2023 at 16:46)
• Set.iUnion_inter_iUnion (4 messages, latest: Aug 28 2023 at 01:34)
• ✔ exit(status) (5 messages, latest: Aug 27 2023 at 16:53)
• congrm (9 messages, latest: Aug 27 2023 at 14:40)
• QuotientGroup.sound (7 messages, latest: Aug 26 2023 at 15:13)
• @\[pp_using_anonymous_constructor\] (3 messages, latest: Aug 26 2023 at 01:04)
• bigger range of an iUnion (10 messages, latest: Aug 25 2023 at 23:59)
• network and sockets (2 messages, latest: Aug 25 2023 at 20:25)
• remove duplicated goals? (3 messages, latest: Aug 24 2023 at 13:19)
• ✔ define map (5 messages, latest: Aug 24 2023 at 03:05)
• ✔ take out hypotheses (6 messages, latest: Aug 23 2023 at 13:06)
• MulOpposites and [instances] (7 messages, latest: Aug 23 2023 at 11:23)
• Eilenberg-moore adjunction in Mathlib? (6 messages, latest: Aug 22 2023 at 19:05)
• Sorted nonnegative tuple must have zero elements at start (18 messages, latest: Aug 22 2023 at 13:39)
• Pointwise operations on Finset (3 messages, latest: Aug 22 2023 at 11:57)
• monotone functions from finset (26 messages, latest: Aug 22 2023 at 06:53)
• (X : C) for C : Cat.{u,v} (5 messages, latest: Aug 21 2023 at 20:26)
• CharZero_of_ringChar_zero (24 messages, latest: Aug 21 2023 at 11:05)
• S-integers of a Dedekind domain is also a Dedekind domain (16 messages, latest: Aug 21 2023 at 08:21)
• NNReal subtraction is 2-Lipschitz (22 messages, latest: Aug 19 2023 at 00:03)
• Volume nonzero of nonempty interior (3 messages, latest: Aug 18 2023 at 23:01)
• Hamel basis and reals isomorphic to the complexes as an a… (3 messages, latest: Aug 18 2023 at 21:59)
• SizeOf Int (2 messages, latest: Aug 18 2023 at 17:02)
• upper semicontinuous functions are bounded below compact (47 messages, latest: Aug 18 2023 at 15:31)
• Equiv on sums with IsLeft Invariant (54 messages, latest: Aug 18 2023 at 15:17)
• finite product of infinite sums (51 messages, latest: Aug 18 2023 at 13:42)
• Commutator subgroup (aka Derived subgroup) (4 messages, latest: Aug 18 2023 at 11:10)
• Showing two expressions are not equal (9 messages, latest: Aug 17 2023 at 22:48)
• running an existing parser (2 messages, latest: Aug 17 2023 at 19:25)
• Ideals in tensor product of algebras (58 messages, latest: Aug 17 2023 at 14:15)
• Intersection can be written as decreasing intersection (7 messages, latest: Aug 16 2023 at 17:38)
• ✔ Restricting codomain of an algebra homomorphism (4 messages, latest: Aug 16 2023 at 12:41)
• Finset of all functions from a fin type with image in finset (12 messages, latest: Aug 16 2023 at 07:05)
• interior of le is lt (92 messages, latest: Aug 15 2023 at 20:05)
• not singleton (2 messages, latest: Aug 15 2023 at 12:43)
• ✔ Unique Existence (9 messages, latest: Aug 15 2023 at 12:41)
• Calculating Floating Point Array with External Executable (15 messages, latest: Aug 14 2023 at 23:34)
• ✔ Fixed Field of a Normal Subgroup is Galois (7 messages, latest: Aug 14 2023 at 09:39)
• ✔ convexity of a cone (19 messages, latest: Aug 14 2023 at 08:41)
• ✔ Overwrite all textfiles in a folder (4 messages, latest: Aug 14 2023 at 06:55)
• Tarski Fixed Point Theorem (9 messages, latest: Aug 11 2023 at 22:28)
• Preimage theorem (8 messages, latest: Aug 11 2023 at 17:55)
• Double opposite is the same ring/algebra (12 messages, latest: Aug 11 2023 at 14:38)
• Conjugation is bijection (10 messages, latest: Aug 11 2023 at 13:45)
• MulAction.image_iInter (12 messages, latest: Aug 11 2023 at 12:50)
• get the denominator and numerator from a rational number (7 messages, latest: Aug 11 2023 at 04:27)
• A type dependent on a value (8 messages, latest: Aug 10 2023 at 12:55)
• effect system (10 messages, latest: Aug 10 2023 at 05:21)
• List.range, but with Fin n as elements (2 messages, latest: Aug 09 2023 at 16:56)
• monoid instance on self maps (30 messages, latest: Aug 09 2023 at 14:30)
• Finite HasSum implies Countable support (10 messages, latest: Aug 09 2023 at 12:45)
• x^y=z from y.log(x)=log(z) (5 messages, latest: Aug 09 2023 at 12:30)
• coercion from subgroup to subset (1 message, latest: Aug 09 2023 at 10:46)
• Set over Fintype to List (5 messages, latest: Aug 09 2023 at 10:25)
• Nilpotent implies trace zero (28 messages, latest: Aug 08 2023 at 19:23)
• lemmas for getElem! (4 messages, latest: Aug 08 2023 at 14:54)
• Right exactness of tensor products (16 messages, latest: Aug 08 2023 at 13:54)
• ✔ Cross Multiplication for Fractions (13 messages, latest: Aug 08 2023 at 11:54)
• ✔ Fast innerproducts, distances? (4 messages, latest: Aug 08 2023 at 03:44)
• List.Lex is well founded on decreasing lists (13 messages, latest: Aug 07 2023 at 21:52)
• Information theory (5 messages, latest: Aug 07 2023 at 20:17)
• Expr size (7 messages, latest: Aug 07 2023 at 13:40)
• Direct sum of inner product spaces (27 messages, latest: Aug 06 2023 at 19:59)
• equivalence of fibres over equal base points? (17 messages, latest: Aug 05 2023 at 23:52)
• Calculations with presheaves (48 messages, latest: Aug 05 2023 at 23:24)
• ✔ SMul coercion for Nonneg.coeRingHom (21 messages, latest: Aug 05 2023 at 16:55)
• Ring/Semiring (11 messages, latest: Aug 05 2023 at 10:10)
• ✔ WellFoundedRelation instance on Nat x Nat (6 messages, latest: Aug 05 2023 at 06:39)
• Inner product space on α × β (56 messages, latest: Aug 05 2023 at 04:32)
• Codimension (3 messages, latest: Aug 04 2023 at 15:18)
• Measurable cardinals (1 message, latest: Aug 04 2023 at 09:58)
• [series expansion for cot piz](topic/series.20expansion.20for.20cot.20piz.html) (34 messages, latest: Aug 03 2023 at 16:20)
• String.isInfixOf (6 messages, latest: Aug 03 2023 at 12:50)
• subsingleton_of_card_eq_one (12 messages, latest: Jul 31 2023 at 21:39)
• a/b=0 in integers (5 messages, latest: Jul 31 2023 at 16:08)
• simple calculations in ZMod q (4 messages, latest: Jul 31 2023 at 08:58)
• pow_eq_zpow_mod (4 messages, latest: Jul 31 2023 at 06:39)
• Ordered finset as list (6 messages, latest: Jul 30 2023 at 08:35)
• Iterated categorical (bi/co/)products? (2 messages, latest: Jul 30 2023 at 05:54)
• Unfold projection (3 messages, latest: Jul 29 2023 at 20:35)
• A ContinuousOn version of Continuous.subtype_mk (3 messages, latest: Jul 29 2023 at 16:11)
• automorphizing (16 messages, latest: Jul 28 2023 at 22:17)
• protected alias (1 message, latest: Jul 28 2023 at 21:56)
• ✔ ∑' n, n * r ^ n (11 messages, latest: Jul 28 2023 at 13:58)
• ✔ Maps between direct sums (20 messages, latest: Jul 28 2023 at 08:14)
• Finite field is perfect ring (17 messages, latest: Jul 27 2023 at 15:20)
• Addition version of ENNReal.Lp_add_le (10 messages, latest: Jul 27 2023 at 04:45)
• DecidableRel on structures (11 messages, latest: Jul 26 2023 at 18:11)
• Partial derivatives (34 messages, latest: Jul 26 2023 at 16:38)
• ✔ HasCoproducts of ModuleCat (4 messages, latest: Jul 26 2023 at 13:31)
• Right multiplication in a monoid (12 messages, latest: Jul 25 2023 at 17:21)
• Computing the witness of an existential (9 messages, latest: Jul 25 2023 at 14:59)
• More currying of continuous multilinear maps (28 messages, latest: Jul 25 2023 at 14:32)
• ✔ unbot_le_iff? (11 messages, latest: Jul 25 2023 at 14:03)
• Finite arithmetic progressions (29 messages, latest: Jul 25 2023 at 11:48)
• ✔ tsum and HasSum (15 messages, latest: Jul 24 2023 at 20:42)
• Asymptotics of log (5 messages, latest: Jul 24 2023 at 14:24)
• ✔ limit of a bounded monotone sequence (15 messages, latest: Jul 23 2023 at 11:08)
• Compare inverses (53 messages, latest: Jul 23 2023 at 09:43)
• Fin counterpart of Nat.foldM (1 message, latest: Jul 22 2023 at 10:47)
• ✔ Using Fin n maps with n variable (5 messages, latest: Jul 21 2023 at 21:46)
• Congruum (17 messages, latest: Jul 20 2023 at 19:07)
• Smallest integer greater than a real (7 messages, latest: Jul 19 2023 at 21:57)
• Group isomorphisms Lean 4 (8 messages, latest: Jul 19 2023 at 17:31)
• prefunctor? (109 messages, latest: Jul 19 2023 at 16:47)
• Coprime integers can't be both zero in a non-trivial ring (25 messages, latest: Jul 19 2023 at 14:29)
• RingHom.inverse (25 messages, latest: Jul 19 2023 at 12:10)
• Characterization of ClusterPt by closure (7 messages, latest: Jul 19 2023 at 11:10)
• Primary Decomposition? (1 message, latest: Jul 18 2023 at 17:37)
• Unwrapping Option (2 messages, latest: Jul 18 2023 at 13:18)
• ✔ Showing a structure can't exist (15 messages, latest: Jul 18 2023 at 11:55)
• ✔ How do I write this set? (11 messages, latest: Jul 18 2023 at 11:55)
• Decimal expansion (7 messages, latest: Jul 18 2023 at 09:39)
• dual (4 messages, latest: Jul 17 2023 at 09:08)
• Type synonym for Nat ordered by divisibility (3 messages, latest: Jul 15 2023 at 12:35)
• help naming? (26 messages, latest: Jul 14 2023 at 20:09)
• Stochastic Optimisation (3 messages, latest: Jul 14 2023 at 18:30)
• WellFoundedLT for Fintype? (12 messages, latest: Jul 14 2023 at 14:38)
• example (a b c : α) (w : c < b) (h : b ≤ a) : a - b < a - c (7 messages, latest: Jul 14 2023 at 08:57)
• NonemptyList (6 messages, latest: Jul 14 2023 at 04:06)
• limsup_le_limsup (30 messages, latest: Jul 13 2023 at 16:49)
• Localization of modules (5 messages, latest: Jul 11 2023 at 14:45)
• padicValNat_factorial: another version of Legendre's theorem (2 messages, latest: Jul 11 2023 at 05:46)
• ✔ The only AffineSubspace with direction \bot is \bot (4 messages, latest: Jul 10 2023 at 20:38)
• Finset.prod s id (5 messages, latest: Jul 09 2023 at 17:08)
• Type of finite subsets (6 messages, latest: Jul 09 2023 at 16:09)
• Distinct variables (12 messages, latest: Jul 09 2023 at 08:00)
• Moving neighborhoods from one point to another (5 messages, latest: Jul 08 2023 at 09:48)
• Maximal suffix/prefix of list satisfying the property exists (5 messages, latest: Jul 07 2023 at 20:05)
• integrating on a piecewise differentiable curve (6 messages, latest: Jul 07 2023 at 17:50)
• get the lastDrop (3 messages, latest: Jul 07 2023 at 08:36)
• 0 ≤ b → ((a / b : ℤ) : ℚ) ≤ (a / b : ℚ) (6 messages, latest: Jul 06 2023 at 07:45)
• Eta reduction for structures (15 messages, latest: Jul 05 2023 at 00:06)
• Partial sums (12 messages, latest: Jul 04 2023 at 21:40)
• Product and coproduct in the opposite category (6 messages, latest: Jul 04 2023 at 21:31)
• EMetric instance on ENNReal (17 messages, latest: Jul 03 2023 at 19:33)
• Finding iteration satisfying a predicate in option if exists (3 messages, latest: Jul 03 2023 at 02:40)
• Not-implemented exception? (3 messages, latest: Jul 03 2023 at 02:01)
• not_dvd_pow_sub_one (17 messages, latest: Jul 02 2023 at 22:39)
• Nat.coprime (1 message, latest: Jul 02 2023 at 19:50)
• prove instance equality (5 messages, latest: Jul 02 2023 at 19:39)
• ✔ Round trip transport (7 messages, latest: Jul 02 2023 at 15:18)
• ✔ The group of endomorphisms of an object in a groupoid (4 messages, latest: Jul 02 2023 at 05:41)
• x<1 if geometric progression converges (7 messages, latest: Jul 01 2023 at 23:14)
• ✔ forall_congr but for TFAE (13 messages, latest: Jun 30 2023 at 13:44)
• ✔ Cardinality of a set (8 messages, latest: Jun 30 2023 at 07:41)
• pi/2 + 2pi k (19 messages, latest: Jun 30 2023 at 02:46)
• Q/Z and cyclic subgroups (4 messages, latest: Jun 29 2023 at 20:15)
• How do I call (p : Prop) when defining Decidable p? (4 messages, latest: Jun 29 2023 at 08:00)
• ✔ Find where a term was declared (13 messages, latest: Jun 28 2023 at 18:36)
• ✔ Fubini for finsum (8 messages, latest: Jun 28 2023 at 17:26)
• Well-ordering of the integers (11 messages, latest: Jun 28 2023 at 16:19)
• tactic for easy calculations in ZMod p? (62 messages, latest: Jun 28 2023 at 12:33)
• Nontrivial term of nontrivial type (5 messages, latest: Jun 27 2023 at 18:52)
• Metaprogramming a structure declaration (35 messages, latest: Jun 26 2023 at 22:44)
• ✔ "Fail" and "assert" commands? (8 messages, latest: Jun 26 2023 at 03:40)
• Tangent space to a functor (1 message, latest: Jun 25 2023 at 12:14)
• Bound on ln (natural log) (5 messages, latest: Jun 25 2023 at 10:02)
• ✔ tactic for matching cases of nested induction (4 messages, latest: Jun 25 2023 at 05:28)
• Moebius Inversion on a subset of ℕ (11 messages, latest: Jun 24 2023 at 10:18)
• setoid "glue this set into a pt" (13 messages, latest: Jun 23 2023 at 18:07)
• ✔ Multiple of summable function is summable (6 messages, latest: Jun 22 2023 at 09:52)
• ✔ card_subroup_le_card_group (6 messages, latest: Jun 21 2023 at 22:16)
• conditional iff (6 messages, latest: Jun 21 2023 at 19:41)
• Right action equals left action (13 messages, latest: Jun 21 2023 at 16:57)
• ENNReal.mul_div (33 messages, latest: Jun 21 2023 at 09:17)
• ✔ continuity of fun c ↦ ContinuousMap.mk fun x ↦ c • x (4 messages, latest: Jun 21 2023 at 00:19)
• evaluation of power series (13 messages, latest: Jun 20 2023 at 15:29)
• Simplifying transpose of a matrix (25 messages, latest: Jun 19 2023 at 21:05)
• equating numbers from maps and co maps (5 messages, latest: Jun 19 2023 at 19:50)
• ✔ Convert subgroup of subgroup (4 messages, latest: Jun 19 2023 at 01:22)
• ✔ Finset.union_singleton? (7 messages, latest: Jun 19 2023 at 00:57)
• ✔ defining cartesian product (29 messages, latest: Jun 18 2023 at 16:58)
• pAdicValTR (4 messages, latest: Jun 16 2023 at 20:56)
• Derivative offset by a constant (9 messages, latest: Jun 16 2023 at 13:06)
• ✔ simple fact (3 messages, latest: Jun 15 2023 at 06:44)
• Every complete linear order is a compl. distributive lattice (3 messages, latest: Jun 14 2023 at 21:08)
• open interval in nonempty open set (4 messages, latest: Jun 13 2023 at 22:34)
• measure_theory.integrable uncurry f (5 messages, latest: Jun 13 2023 at 14:50)
• filter.at_top for intervals (14 messages, latest: Jun 13 2023 at 01:01)
• integral of a function of norm (4 messages, latest: Jun 12 2023 at 22:44)
• Boundedness Theorem for Continuous Functions (10 messages, latest: Jun 12 2023 at 16:28)
• Zero rank iff zero matrix (33 messages, latest: Jun 12 2023 at 00:51)
• Integration on ℝ by parts (15 messages, latest: Jun 11 2023 at 13:54)
• ✔ Modular arithmetic fact (12 messages, latest: Jun 11 2023 at 06:13)
• ✔ m=0 proof (5 messages, latest: Jun 10 2023 at 21:24)
• Making a computable version of MvPolynomial.monomial (25 messages, latest: Jun 10 2023 at 10:31)
• Formalization of algorithms? (2 messages, latest: Jun 10 2023 at 07:51)
• Perm on the other side of sublist (20 messages, latest: Jun 10 2023 at 07:26)
• ✔ Extending a lin indep set by picking elements from a sp… (51 messages, latest: Jun 08 2023 at 12:46)
• Probability Distributions (47 messages, latest: Jun 07 2023 at 20:39)
• Rank of Matrix Multiplied by an Invertible Matrix (11 messages, latest: Jun 07 2023 at 13:53)
• Single line json formatting (5 messages, latest: Jun 07 2023 at 02:33)
• Get projection functions for constructors (5 messages, latest: Jun 05 2023 at 05:24)
• Finset for computation (3 messages, latest: Jun 05 2023 at 04:01)
• Cardinality of the type of linear orders on a fintype (7 messages, latest: May 31 2023 at 14:15)
• presentable objects (4 messages, latest: May 30 2023 at 11:05)
• HOrElse for lists (5 messages, latest: May 30 2023 at 10:15)
• Dependency graph for Lean4 project (2 messages, latest: May 29 2023 at 12:09)
• Rewriting constructors under forall bindings (24 messages, latest: May 29 2023 at 02:54)
• ✔ Functions that return α (7 messages, latest: May 28 2023 at 17:07)
• ✔ How do I invoke a theorem inside a definition? (7 messages, latest: May 28 2023 at 16:44)
• ✔ Casting types (10 messages, latest: May 28 2023 at 13:45)
• Tensor products (52 messages, latest: May 28 2023 at 12:29)
• ✔ cast of types with has_coe (4 messages, latest: May 28 2023 at 10:33)
• Equivalence-invariance of constructions on categories (8 messages, latest: May 28 2023 at 02:01)
• ✔ How do I use Fin.lt? (5 messages, latest: May 27 2023 at 11:00)
• derivative commutes with infinite sum (8 messages, latest: May 26 2023 at 22:10)
• Multiplication distributes across integrals (51 messages, latest: May 26 2023 at 19:13)
• filter tendsto limit from left right top bottom (5 messages, latest: May 26 2023 at 18:32)
• Multiple dimension (28 messages, latest: May 26 2023 at 17:59)
• ✔ Shifting an integral (16 messages, latest: May 24 2023 at 22:59)
• quotient.lift_on_family (36 messages, latest: May 23 2023 at 15:26)
• Sum of a multiplicative subgroup of a field is zero (28 messages, latest: May 21 2023 at 20:59)
• Preferred spelling of p-adic valuation? (6 messages, latest: May 20 2023 at 19:58)
• norm of units (4 messages, latest: May 20 2023 at 10:55)
• Ring hom ℤ/nℤ → ℤ/mℤ? (27 messages, latest: May 20 2023 at 09:24)
• Jointly Epimorphic Families (1 message, latest: May 19 2023 at 18:12)
• Finite product of modules is a coproduct (22 messages, latest: May 19 2023 at 15:56)
• Star-semilinear maps are semilinear when star is trivial (54 messages, latest: May 19 2023 at 07:45)
• Notation for sets parametrized (3 messages, latest: May 18 2023 at 20:40)
• Derivative commutes with conjugation (4 messages, latest: May 18 2023 at 19:10)
• ✔ tactic for trivial things related to Nat, < and ≤ (35 messages, latest: May 18 2023 at 17:19)
• ✔ if then else with negation in premises (12 messages, latest: May 16 2023 at 16:56)
• unfold tactic without requiring names (5 messages, latest: May 15 2023 at 04:38)
• ✔ Binomial distribution (4 messages, latest: May 14 2023 at 13:17)
• Proving Pell's equation is solvable (119 messages, latest: May 14 2023 at 11:08)
• Schwarz–Milnor lemma (8 messages, latest: May 14 2023 at 08:26)
• Double factorials (29 messages, latest: May 12 2023 at 07:36)
• Simplify lambda expressions (16 messages, latest: May 11 2023 at 17:59)
• Monadic operations inside List.takeWhile (8 messages, latest: May 10 2023 at 19:26)
• Pulling lets to the outside of a statement (13 messages, latest: May 10 2023 at 18:59)
• ✔ Order extension principle (9 messages, latest: May 10 2023 at 18:52)
• Measurability of euclidean space (17 messages, latest: May 10 2023 at 18:23)
• Quoting a TSepArray (9 messages, latest: May 09 2023 at 15:59)
• meet-irreducible element (5 messages, latest: May 08 2023 at 12:38)
• Connected, but not path-connected space (4 messages, latest: May 07 2023 at 14:22)
• pattern matching on vectors (1 message, latest: May 06 2023 at 07:32)
• ✔ vector equivalent of list.map_eq_map_iff (6 messages, latest: May 06 2023 at 07:32)
• Induced discrete topology (5 messages, latest: May 05 2023 at 13:26)
• set of equivalences classes is equiv to quotient (22 messages, latest: May 05 2023 at 08:27)
• Finiteness of zeta function (4 messages, latest: May 05 2023 at 05:30)
• monotone sequence that tends to infinity (6 messages, latest: May 02 2023 at 09:03)
• Rewrite all instances of a type (35 messages, latest: Apr 30 2023 at 17:00)
• ✔ Decidable Forall (3 messages, latest: Apr 30 2023 at 08:06)
• action of Galois groups / "univalence" / auto-generate thms? (39 messages, latest: Apr 27 2023 at 15:30)
• Discrete Functions / Maps (6 messages, latest: Apr 27 2023 at 09:41)
• Restricted Monads (33 messages, latest: Apr 27 2023 at 04:17)
• ✔ Search in lean4? (9 messages, latest: Apr 26 2023 at 21:14)
• ✔ Heterogeneous equality and dependent pairs (5 messages, latest: Apr 26 2023 at 07:43)
• a chain related by ≤ and a chain related by < (7 messages, latest: Apr 25 2023 at 18:07)
• function equal to id of function (norm iterated_fderiv) (2 messages, latest: Apr 25 2023 at 13:35)
• ✔ Axiom of choice on countable types (21 messages, latest: Apr 24 2023 at 08:23)
• converse to docs#set.countable_univ (3 messages, latest: Apr 24 2023 at 07:28)
• Existence of a TM (or other) for computable lean functions (32 messages, latest: Apr 23 2023 at 09:01)
• ✔ is there a binterᵢ_nat_prev_inter_binterᵢ (7 messages, latest: Apr 21 2023 at 13:43)
• ✔ Deque data type (10 messages, latest: Apr 20 2023 at 11:25)
• ✔ Dependent pair type (4 messages, latest: Apr 20 2023 at 10:06)
• Nat.mul_lt_mul0 (7 messages, latest: Apr 20 2023 at 09:42)
• relabeling Fin n (7 messages, latest: Apr 19 2023 at 21:19)
• ✔ additive implies linear / Cauchy's equation for ℤ (7 messages, latest: Apr 19 2023 at 14:09)
• ✔ Infinite Periodicity (15 messages, latest: Apr 18 2023 at 05:16)
• Brouwer's fixed point theorem (4 messages, latest: Apr 16 2023 at 21:00)
• Notations in Differential Geometry (2 messages, latest: Apr 16 2023 at 09:34)
• Iff not (9 messages, latest: Apr 13 2023 at 20:50)
• Comparing UInt64 and Nat (3 messages, latest: Apr 12 2023 at 17:50)
• Formalising Commutative Algebra (9 messages, latest: Apr 12 2023 at 12:59)
• back? tactic (14 messages, latest: Apr 11 2023 at 20:17)
• Rado's theorem on matroids (45 messages, latest: Apr 10 2023 at 19:49)
• subfamilies are linearly independent (16 messages, latest: Apr 09 2023 at 19:27)
• Alternating sum over powerset and decidable instances (18 messages, latest: Apr 08 2023 at 21:15)
• Transport a partial_order instance? (3 messages, latest: Apr 07 2023 at 19:54)
• ✔ uniqueness of quotient remainder (6 messages, latest: Apr 06 2023 at 21:14)
• Monodromy theorem (4 messages, latest: Apr 05 2023 at 21:58)
• Canonical injection into the localization (42 messages, latest: Apr 05 2023 at 07:30)
• lean 4 ac_refl (10 messages, latest: Apr 04 2023 at 14:18)
• Algebraic closure is normal (3 messages, latest: Apr 04 2023 at 09:58)
• ✔ dedekind domain and ring equivalences (11 messages, latest: Apr 03 2023 at 09:46)
• ✔ Even and odd induction (8 messages, latest: Apr 01 2023 at 18:37)
• If Fintype α then Fintype (Finset α) (4 messages, latest: Apr 01 2023 at 14:29)
• Summing over pairs (13 messages, latest: Mar 28 2023 at 14:29)
• equiv from fin n coming from card = n (8 messages, latest: Mar 28 2023 at 12:25)
• ✔ polynomial.eval_at_zero (12 messages, latest: Mar 24 2023 at 22:22)
• Closedness is a local property (17 messages, latest: Mar 24 2023 at 19:26)
• norm of a linear map from R (6 messages, latest: Mar 24 2023 at 03:25)
• iff imp distrib (3 messages, latest: Mar 23 2023 at 20:14)
• Check if s is a substring of t (3 messages, latest: Mar 23 2023 at 11:22)
• filter.eventually_pi (7 messages, latest: Mar 23 2023 at 11:17)
• function to take every nth element from a List? (5 messages, latest: Mar 22 2023 at 21:27)
• Profunctors (2 messages, latest: Mar 22 2023 at 19:03)
• ✔ Finset of every permutation list given a Finset (5 messages, latest: Mar 22 2023 at 13:05)
• X_i divides f if f=0 when X_i=0 (12 messages, latest: Mar 22 2023 at 12:40)
• algebra.adjoin API (5 messages, latest: Mar 20 2023 at 19:13)
• Lemmas for maps on finsets (3 messages, latest: Mar 20 2023 at 17:50)
• Generalized Isomorphism Theorem (9 messages, latest: Mar 20 2023 at 12:31)
• set on a subtype as set on the type? (17 messages, latest: Mar 19 2023 at 20:08)
• Z i ⊆ ∑ j in I, Z j (7 messages, latest: Mar 19 2023 at 19:19)
• is_submodule ? (41 messages, latest: Mar 19 2023 at 00:33)
• ✔ well-founded lt on bounded-below integers (16 messages, latest: Mar 18 2023 at 12:13)
• ✔ real.cos and real.sin as infinite series (43 messages, latest: Mar 13 2023 at 18:02)
• Groups with negation and linear order? (8 messages, latest: Mar 13 2023 at 17:11)
• Reading a file (5 messages, latest: Mar 13 2023 at 15:29)
• element of nonempty set with smallest height (11 messages, latest: Mar 13 2023 at 14:06)
• transform fun a => f a back to f? (3 messages, latest: Mar 13 2023 at 11:54)
• lean 4: minimal by (9 messages, latest: Mar 12 2023 at 17:05)
• Proving Simple Lemma for Lists (7 messages, latest: Mar 10 2023 at 17:37)
• ✔ Lean 4: checking if a string is a substring of another (11 messages, latest: Mar 10 2023 at 08:22)
• returning a unique element given a Finset of card = 1 (10 messages, latest: Mar 09 2023 at 12:20)
• Odd number mod eight (37 messages, latest: Mar 08 2023 at 22:34)
• Riemann series theorem? (35 messages, latest: Mar 08 2023 at 08:30)
• An infinite integral has positive infinite support (3 messages, latest: Mar 05 2023 at 19:17)
• ✔ definition for lambda sugar (5 messages, latest: Mar 05 2023 at 11:12)
• ✔ Group with negation? (3 messages, latest: Mar 05 2023 at 02:36)
• Residue field of a prime is finite (6 messages, latest: Mar 04 2023 at 22:23)
• ✔ metric instance out of emetric one? (15 messages, latest: Mar 01 2023 at 15:10)
• pow_X_dvd_iff (8 messages, latest: Mar 01 2023 at 14:24)
• Master Theorem (15 messages, latest: Feb 26 2023 at 23:05)
• odd prime at least three (8 messages, latest: Feb 26 2023 at 12:38)
• symmetry tactic for not equals (17 messages, latest: Feb 25 2023 at 21:42)
• Measurability of units multiplication (5 messages, latest: Feb 25 2023 at 09:19)
• Euler's Theorem (23 messages, latest: Feb 24 2023 at 07:14)
• Exact absurd (10 messages, latest: Feb 22 2023 at 18:52)
• ✔ normed_linear_ordered_field (11 messages, latest: Feb 22 2023 at 17:34)
• list.map_id' with weaker hypothesis (19 messages, latest: Feb 21 2023 at 17:29)
• ✔ Show de Brujin indices when using #print (3 messages, latest: Feb 21 2023 at 12:01)
• Idiomatic proof of "denseness" of finset.range (11 messages, latest: Feb 21 2023 at 02:57)
• noetherian top. space (5 messages, latest: Feb 20 2023 at 23:32)
• Direct Sum of Representations (10 messages, latest: Feb 20 2023 at 17:57)
• coercion from nnrat to nnreal? (28 messages, latest: Feb 19 2023 at 16:42)
• iterated mfderiv (6 messages, latest: Feb 18 2023 at 10:41)
• simple_graph.subgraph has Sups and Infs (19 messages, latest: Feb 17 2023 at 17:44)
• ✔ mathematical programming (8 messages, latest: Feb 16 2023 at 22:48)
• ✔ x < y implies x/2 < y/2 (14 messages, latest: Feb 16 2023 at 21:51)
• Number of k-dim subspaces (10 messages, latest: Feb 16 2023 at 19:20)
• pow_zero and pow_succ for integers (2 messages, latest: Feb 16 2023 at 05:28)
• p-adic Valuation of negative numbers (19 messages, latest: Feb 15 2023 at 21:37)
• AD determinacy axiom (3 messages, latest: Feb 14 2023 at 20:21)
• union distributes over nonempty bUnion (3 messages, latest: Feb 14 2023 at 13:57)
• IEEE floats (11 messages, latest: Feb 14 2023 at 11:33)
• a / b / a = b⁻¹ (2 messages, latest: Feb 10 2023 at 14:07)
• Performing computations when applying a lemma (47 messages, latest: Feb 08 2023 at 08:54)
• Casting LCM (8 messages, latest: Feb 08 2023 at 04:03)
• Basic properties of polynomials (24 messages, latest: Feb 07 2023 at 16:49)
• Nilpotent/zero divisors in polynomial/power series ring (13 messages, latest: Feb 06 2023 at 18:32)
• Product of Haar measures (25 messages, latest: Feb 06 2023 at 15:54)
• Discrete valuations (4 messages, latest: Feb 05 2023 at 03:03)
• strongly_measurable.is_lub (10 messages, latest: Feb 03 2023 at 23:09)
• matrices = linear maps (22 messages, latest: Feb 03 2023 at 20:00)
• Partition numbers (12 messages, latest: Feb 03 2023 at 19:03)
• coe summable (7 messages, latest: Feb 03 2023 at 17:54)
• ✔ function that maps a proposition (u ∈ X) to a value (11 messages, latest: Feb 02 2023 at 12:21)
• division and remainder as an equivalence (10 messages, latest: Feb 02 2023 at 11:45)
• ✔ Equality of sets (7 messages, latest: Feb 01 2023 at 22:11)
• ✔ Distribution of Implication (4 messages, latest: Feb 01 2023 at 08:20)
• Ring of integers is a free ℤ-module (17 messages, latest: Jan 31 2023 at 14:38)
• ✔ pigeonhole (16 messages, latest: Jan 29 2023 at 22:33)
• int.cast for fin (5 messages, latest: Jan 27 2023 at 15:08)
• Topology on infinite sequence spaces (10 messages, latest: Jan 27 2023 at 14:21)
• ordinals and induction (55 messages, latest: Jan 27 2023 at 14:14)
• Convex implies monotone secants (15 messages, latest: Jan 25 2023 at 21:42)
• ✔ Icc_ge_subsingleton (13 messages, latest: Jan 23 2023 at 08:34)
• X^d - 1 | X^(nd) - 1 (17 messages, latest: Jan 22 2023 at 03:20)
• sensible constructor for add_comm_group (17 messages, latest: Jan 20 2023 at 21:40)
• zero module (9 messages, latest: Jan 19 2023 at 22:48)
• coefft of X^j in prod_i (X + a_i) (8 messages, latest: Jan 19 2023 at 22:44)
• existence of equiv mapping nodup same length lists (17 messages, latest: Jan 19 2023 at 08:30)
• Adjoin_root f is a domain for prime f (5 messages, latest: Jan 18 2023 at 23:11)
• make an argument implicit (5 messages, latest: Jan 18 2023 at 22:37)
• Maximum Term Method Help (7 messages, latest: Jan 16 2023 at 21:58)
• Biratio (9 messages, latest: Jan 16 2023 at 20:18)
• Do mathlib have at_top_bot filter (3 messages, latest: Jan 15 2023 at 11:43)
• Affine space over vector span (2 messages, latest: Jan 14 2023 at 13:44)
• 𝔽₄ (17 messages, latest: Jan 12 2023 at 23:08)
• Equality of ideals from local equality (4 messages, latest: Jan 12 2023 at 11:13)
• Geometry Of Numbers (16 messages, latest: Jan 12 2023 at 05:09)
• ✔ real affine maps (10 messages, latest: Jan 11 2023 at 14:50)
• real affine maps (2 messages, latest: Jan 11 2023 at 14:00)
• Ramsey Theory/Graphs (5 messages, latest: Jan 10 2023 at 18:22)
• Descartes Rule of Signs (31 messages, latest: Jan 09 2023 at 16:34)
• Notation precedence (1 message, latest: Jan 09 2023 at 16:25)
• Alexander's theorem (8 messages, latest: Jan 09 2023 at 05:26)
• Enlarge the codomain of a function (5 messages, latest: Jan 05 2023 at 23:13)
• Binomial theorem (28 messages, latest: Jan 05 2023 at 22:20)
• Lattices (the other kind) (4 messages, latest: Jan 05 2023 at 08:49)
• Dirichlet inverses (4 messages, latest: Jan 05 2023 at 00:45)
• ✔ Two ways to sum finsets (14 messages, latest: Jan 04 2023 at 22:25)
• Ostrowski's theorem (21 messages, latest: Jan 04 2023 at 21:41)
• ✔ Set Systems? (29 messages, latest: Jan 04 2023 at 14:11)
• Restricted well-foundedness of docs#prod.lex (4 messages, latest: Jan 04 2023 at 08:33)
• abv a - abv b ≤ abv (a + b) (10 messages, latest: Jan 04 2023 at 00:21)
• ✔ ennreal.mul_div_mul_left (15 messages, latest: Jan 03 2023 at 16:07)
• ennreal.mul_div_mul_left (3 messages, latest: Jan 03 2023 at 15:00)
• Subgroups of zmod (11 messages, latest: Jan 03 2023 at 09:40)
• Reassociating docs#mul_opposite.op (8 messages, latest: Jan 02 2023 at 11:41)
• forget some declaration (7 messages, latest: Jan 02 2023 at 09:36)
• ✔ case splitting in linear order? (13 messages, latest: Jan 01 2023 at 17:20)
• case splitting in linear order? (3 messages, latest: Jan 01 2023 at 16:39)
• [Hyperoperation and 2+2=22=2^2=…](topic/Hyperoperation.20and.202.2B2.3D22.3D2.5E2.3D.2E.2E.2E.html) (4 messages, latest: Jan 01 2023 at 03:28)
• Universal Algebra (13 messages, latest: Dec 30 2022 at 15:43)
• Power basis of adjoin R x (24 messages, latest: Dec 29 2022 at 18:00)
• ✔ finset on linear order to list? (3 messages, latest: Dec 29 2022 at 13:33)
• finset on linear order to list? (1 message, latest: Dec 29 2022 at 12:39)
• le.to_submodule (3 messages, latest: Dec 28 2022 at 19:51)
• ✔ Tactic similar to apply but generates equalities (2 messages, latest: Dec 27 2022 at 18:16)
• Tactic similar to apply but generates equalities (4 messages, latest: Dec 27 2022 at 17:53)
• ✔ does lean have assert? (2 messages, latest: Dec 25 2022 at 02:00)
• Continuity from filters (25 messages, latest: Dec 24 2022 at 15:30)
• does lean have assert? (4 messages, latest: Dec 24 2022 at 14:28)
• divisibilty of powers (38 messages, latest: Dec 24 2022 at 12:49)
• Set is finite if image and fibers are finite? (7 messages, latest: Dec 24 2022 at 11:34)
• ✔ list.take_while_coe? (1 message, latest: Dec 21 2022 at 10:57)
• Set Systems? (18 messages, latest: Dec 21 2022 at 09:49)
• list.take_while_coe? (44 messages, latest: Dec 21 2022 at 09:29)
• ✔ a ≤ a + b in ennreals (29 messages, latest: Dec 21 2022 at 07:30)
• Primes > 2 are odd (16 messages, latest: Dec 20 2022 at 22:51)
• Conjugate elements in same Galois orbit (18 messages, latest: Dec 19 2022 at 18:11)
• Taking element from non-empty set (9 messages, latest: Dec 19 2022 at 14:38)
• logic.relation.symm_gen equivalent (5 messages, latest: Dec 17 2022 at 21:27)
• ✔ is_open {a} from finite balls (3 messages, latest: Dec 17 2022 at 16:20)
• is_open {a} from finite balls (7 messages, latest: Dec 17 2022 at 15:54)
• Tactic to "name" a goal and use it afterwards (6 messages, latest: Dec 17 2022 at 14:44)
• access raw proof terms (6 messages, latest: Dec 17 2022 at 01:01)
• ✔ Cofinite maps? (25 messages, latest: Dec 16 2022 at 17:29)
• ✔ setup option for simplifier trace_lemmas (8 messages, latest: Dec 15 2022 at 11:33)
• The set of finite sets is well-founded? (23 messages, latest: Dec 14 2022 at 21:03)
• ✔ finset to list (4 messages, latest: Dec 14 2022 at 05:36)
• "backwards" induction on fin (3 messages, latest: Dec 13 2022 at 02:52)
• Isolated point (2 messages, latest: Dec 11 2022 at 14:23)
• If a + b ≤ 2 * c then one of them is ≤ c (33 messages, latest: Dec 11 2022 at 12:04)
• ✔ if list option has none then none (5 messages, latest: Dec 11 2022 at 07:01)
• Identifying endpoints of [0, 1] (17 messages, latest: Dec 10 2022 at 12:24)
• equiv from countable (6 messages, latest: Dec 10 2022 at 09:27)
• forgetting hypothesis definition (3 messages, latest: Dec 10 2022 at 07:29)
• Structures vs Type classes: Projections (8 messages, latest: Dec 08 2022 at 17:44)
• More general version of list.map_const? (8 messages, latest: Dec 08 2022 at 15:47)
• Trichotomy of int.sign (15 messages, latest: Dec 06 2022 at 03:31)
• ✔ Showing 2 * int is not equal to 3 (6 messages, latest: Dec 05 2022 at 20:52)
• ✔ Represent a ideal generated by an integer (3 messages, latest: Dec 05 2022 at 17:31)
• Represent a ideal generated by an integer (36 messages, latest: Dec 05 2022 at 12:29)
• Euclid's division lemma (6 messages, latest: Dec 01 2022 at 20:47)
• pi.monoid_hom (4 messages, latest: Nov 29 2022 at 20:46)
• ✔ Declaring rings and ideals, and proving ideal is subset (10 messages, latest: Nov 29 2022 at 17:51)
• minimal polynomial of inverse (3 messages, latest: Nov 29 2022 at 16:02)
• Baire Category Stuff (1 message, latest: Nov 29 2022 at 12:59)
• Totient decidability (18 messages, latest: Nov 27 2022 at 18:45)
• ✔ Is there a mul_left_inj for rings..? (3 messages, latest: Nov 26 2022 at 22:53)
• Is there a mul_left_inj for rings..? (9 messages, latest: Nov 26 2022 at 18:38)
• ✔ x ≤ y \ z from disjoint x z and x ≤ y (2 messages, latest: Nov 26 2022 at 08:22)
• x ≤ y \ z from disjoint x z and x ≤ y (3 messages, latest: Nov 26 2022 at 07:44)
• multivariate chain rule for polynomials (4 messages, latest: Nov 23 2022 at 20:35)
• ✔ Rewrite once (1 message, latest: Nov 23 2022 at 14:33)
• Rewrite once (15 messages, latest: Nov 23 2022 at 13:16)
• Exporting all the proof terms (4 messages, latest: Nov 22 2022 at 15:25)
• ✔ instance has_mul for structure (6 messages, latest: Nov 21 2022 at 20:47)
• ✔ Is there a instance of "ring with (mul) inverse" (6 messages, latest: Nov 21 2022 at 16:49)
• fin.next (9 messages, latest: Nov 21 2022 at 07:46)
• Support functional (5 messages, latest: Nov 20 2022 at 09:48)
• coe_is_monoid_hom transitivity (9 messages, latest: Nov 19 2022 at 18:15)
• from rationals to reals (4 messages, latest: Nov 18 2022 at 22:49)
• Defining functions for structures (29 messages, latest: Nov 18 2022 at 17:44)
• "exactly one of the following is true" (11 messages, latest: Nov 18 2022 at 14:38)
• Intersection of localisations (26 messages, latest: Nov 18 2022 at 04:05)
• Weights on polynomial rings, etc (4 messages, latest: Nov 17 2022 at 10:35)
• Reasoning about Algorithms (6 messages, latest: Nov 16 2022 at 23:00)
• Products of iterated derivatives (2 messages, latest: Nov 16 2022 at 14:37)
• pushforward/pullback of sheaves (14 messages, latest: Nov 16 2022 at 13:39)
• ✔ lift a theorem on a type to a subtype? (5 messages, latest: Nov 15 2022 at 13:47)
• lift a theorem on a type to a subtype? (6 messages, latest: Nov 15 2022 at 13:08)
• ✔ Mul eq implies a ne 0 (for div_ring) (4 messages, latest: Nov 15 2022 at 11:14)
• Mul eq implies a ne 0 (for div_ring) (3 messages, latest: Nov 15 2022 at 11:01)
• Obtain isomorphism from short exact sequence (40 messages, latest: Nov 14 2022 at 21:40)
• Is there a mul_lt_iff_lt_div (9 messages, latest: Nov 13 2022 at 17:28)
• ✔ Is there a way to remove a hypothesis (4 messages, latest: Nov 12 2022 at 16:02)
• ✔ Subtraction cancellation in a lt (4 messages, latest: Nov 12 2022 at 15:21)
• Subtraction cancellation in a lt (1 message, latest: Nov 12 2022 at 15:00)
• Product of integers is -1 [title changed] (6 messages, latest: Nov 12 2022 at 13:48)
• bottom type (⊥) (13 messages, latest: Nov 12 2022 at 03:22)
• eq_neg_iff_neg_eq? (23 messages, latest: Nov 11 2022 at 22:14)
• no_confusion_heq tactic? (21 messages, latest: Nov 11 2022 at 16:59)
• non_assoc_ring is not a monoid_with_zero? (32 messages, latest: Nov 11 2022 at 09:06)
• Composition of algebras (5 messages, latest: Nov 11 2022 at 07:56)
• is_subgroup H G (10 messages, latest: Nov 10 2022 at 19:55)
• ✔ sum.map f g is bijective if both f and g are. (6 messages, latest: Nov 10 2022 at 17:39)
• sum.map f g is bijective if both f and g are. (3 messages, latest: Nov 10 2022 at 17:04)
• Artinian/noetherian lattice (4 messages, latest: Nov 09 2022 at 13:55)
• semiring and cancel_comm_monoid_with_zero (37 messages, latest: Nov 08 2022 at 18:40)
• linear combination is in span (12 messages, latest: Nov 08 2022 at 00:31)
• list end-appending (4 messages, latest: Nov 07 2022 at 18:13)
• Instance management (8 messages, latest: Nov 07 2022 at 08:33)
• list.nodup iff length equal cardinality (8 messages, latest: Nov 06 2022 at 13:06)
• Small enough balls (11 messages, latest: Nov 05 2022 at 22:41)
• dirichlet character (4 messages, latest: Nov 03 2022 at 15:16)
• [specialize h , swap](topic/specialize.20h.20.2C.20swap.html) (10 messages, latest: Nov 03 2022 at 02:22)
• ae finite function of convergent integral (8 messages, latest: Nov 02 2022 at 19:03)
• re-casting to nat (11 messages, latest: Nov 01 2022 at 17:03)
• ✔ list.join.take (1 message, latest: Nov 01 2022 at 16:36)
• folklore/"joke" theorem (8 messages, latest: Oct 31 2022 at 21:38)
• Contraposition Equivalence in Lean4 somewhere? (1 message, latest: Oct 28 2022 at 23:02)
• Operations on uniform limits (47 messages, latest: Oct 28 2022 at 17:10)
• Splitting a finite list as sublists (4 messages, latest: Oct 28 2022 at 13:54)
• Algebra trace equals sum of roots of charpoly (7 messages, latest: Oct 28 2022 at 12:04)
• measurable_space ℤˣ (3 messages, latest: Oct 26 2022 at 21:18)
• Preimage of defined subset of \R (8 messages, latest: Oct 26 2022 at 21:11)
• Finsupp generalisations (21 messages, latest: Oct 26 2022 at 19:03)
• ✔ Left coset notation (26 messages, latest: Oct 26 2022 at 09:07)
• list.join.take (27 messages, latest: Oct 26 2022 at 09:00)
• Does Lean4 provide contraposition in somewhere? (1 message, latest: Oct 26 2022 at 02:12)
• ✔ Is there a tactic to expand a forall (1 message, latest: Oct 25 2022 at 19:28)
• (p, q).snd (13 messages, latest: Oct 24 2022 at 20:43)
• Is there a tactic to expand a forall (3 messages, latest: Oct 24 2022 at 15:21)
• ✔ "Big intersection" of sets (6 messages, latest: Oct 24 2022 at 15:13)
• ✔ dense_inducing extension of uniform_continuous functions (2 messages, latest: Oct 24 2022 at 13:46)
• dense_inducing extension of uniform_continuous functions (12 messages, latest: Oct 24 2022 at 07:23)
• ✔ eps-N rule for real (4 messages, latest: Oct 23 2022 at 20:50)
• Proper maps (in the sense of topology) (18 messages, latest: Oct 22 2022 at 15:31)
• Empty function (4 messages, latest: Oct 22 2022 at 15:23)
• ✔ Unfolding the definition of a member of a smul (2 messages, latest: Oct 21 2022 at 20:01)
• Unfolding the definition of a member of a smul (7 messages, latest: Oct 21 2022 at 10:22)
• Open set of reals contains ball/interval (25 messages, latest: Oct 21 2022 at 07:54)
• Product of subgroups (5 messages, latest: Oct 21 2022 at 04:42)
• ✔ Pull predicate from has_mem expr (6 messages, latest: Oct 20 2022 at 20:35)
• Pull predicate from has_mem expr (3 messages, latest: Oct 20 2022 at 20:16)
• ✔ Finite types (1 message, latest: Oct 20 2022 at 19:30)
• ✔ withType (4 messages, latest: Oct 20 2022 at 02:43)
• Complex roots of unity as a finset (18 messages, latest: Oct 20 2022 at 01:34)
• Ergodic maps / measures (5 messages, latest: Oct 18 2022 at 12:29)
• ✔ Mapping injective function (3 messages, latest: Oct 18 2022 at 12:13)
• Locally uniform convergence (9 messages, latest: Oct 18 2022 at 00:00)
• sum over bigger finset (4 messages, latest: Oct 17 2022 at 23:21)
• Attribute Domains (4 messages, latest: Oct 17 2022 at 16:30)
• Check which imported definitions are used (4 messages, latest: Oct 17 2022 at 07:43)
• finsupp equals sum of finsupp.filter (2 messages, latest: Oct 15 2022 at 19:23)
• Int version of caseswork of divisors (4 messages, latest: Oct 15 2022 at 17:08)
• Casts as actions (11 messages, latest: Oct 15 2022 at 16:00)
• kernel of a semiring action (17 messages, latest: Oct 15 2022 at 14:41)
• group with two elements (14 messages, latest: Oct 14 2022 at 01:49)
• Group (/monoid) rings (7 messages, latest: Oct 13 2022 at 11:43)
• How many elements of order two does S_4 have (7 messages, latest: Oct 12 2022 at 22:01)
• smooth vector field on manifold (1 message, latest: Oct 12 2022 at 21:46)
• free product of 2 groups (8 messages, latest: Oct 12 2022 at 21:15)
• mul_one_class, group… instances for dependend pi (5 messages, latest: Oct 12 2022 at 11:22)
• Equalities which are “the wrong way round” involving boun… (9 messages, latest: Oct 11 2022 at 23:09)
• tsum_ite_eq_extract for monoid (5 messages, latest: Oct 11 2022 at 19:13)
• to_prefunctor_ext ? (8 messages, latest: Oct 11 2022 at 16:49)
• Computation of an explicit sum (11 messages, latest: Oct 11 2022 at 15:07)
• Accumulation point (61 messages, latest: Oct 10 2022 at 08:50)
• Module localization (10 messages, latest: Oct 10 2022 at 08:32)
• forgetting a hypothesis (2 messages, latest: Oct 08 2022 at 00:24)
• Extending well-founded relation to well-order (17 messages, latest: Oct 07 2022 at 23:05)
• coe from finset.subtype to finset (16 messages, latest: Oct 07 2022 at 04:15)
• golf nat.coprime proof (20 messages, latest: Oct 06 2022 at 22:52)
• Term representing match (10 messages, latest: Oct 06 2022 at 20:43)
• matrix.eq_zero_of_mul_eq_zero (4 messages, latest: Oct 06 2022 at 17:12)
• supremum of pointwise product of sets of real numbers (4 messages, latest: Oct 06 2022 at 14:09)
• ✔ ∀ (m : ℤ), - m * 2 ≠ 1 (6 messages, latest: Oct 05 2022 at 15:55)
• Vector of ones (3 messages, latest: Oct 05 2022 at 02:46)
• namespace in metaprogramming (5 messages, latest: Oct 05 2022 at 02:01)
• congruence of filters for tendsto (110 messages, latest: Oct 04 2022 at 18:37)
• continuity of derivative in a different argument (2 messages, latest: Oct 04 2022 at 05:54)
• Ioo (a ⊓ b) a ≃o Ioo b (a ⊔ b) (2 messages, latest: Oct 03 2022 at 08:46)
• "sort" a function (79 messages, latest: Oct 03 2022 at 02:16)
• Hyperplane is closed or dense (3 messages, latest: Oct 02 2022 at 20:56)
• Lebesgue Density Theorem (7 messages, latest: Oct 02 2022 at 15:16)
• Uniform separation of compact and closed set (5 messages, latest: Oct 01 2022 at 20:04)
• Kaminski's Equation (67 messages, latest: Sep 30 2022 at 16:06)
• Finite state machines / transducers (5 messages, latest: Sep 30 2022 at 13:03)
• Simple ring lemma (42 messages, latest: Sep 29 2022 at 23:09)
• Help proving well_foundedness (13 messages, latest: Sep 28 2022 at 20:16)
• How to make a Blueprint (59 messages, latest: Sep 28 2022 at 16:34)
• Finite basis with small vectors (2 messages, latest: Sep 28 2022 at 08:35)
• name function without function body (5 messages, latest: Sep 28 2022 at 03:13)
• continuous on an open set (9 messages, latest: Sep 27 2022 at 22:07)
• Eliminate part of a product type from tsum (5 messages, latest: Sep 27 2022 at 16:23)
• galois insertion (co)atoms (2 messages, latest: Sep 26 2022 at 14:24)
• least element principle (8 messages, latest: Sep 25 2022 at 22:16)
• ✔ Constant functions are analytic (2 messages, latest: Sep 25 2022 at 15:52)
• int.mod_by_nat (20 messages, latest: Sep 24 2022 at 00:16)
• Completion of a complete space (23 messages, latest: Sep 23 2022 at 19:40)
• exponential function to a natural power (4 messages, latest: Sep 23 2022 at 07:00)
• Subspace Topology (32 messages, latest: Sep 22 2022 at 23:53)
• composing functions (4 messages, latest: Sep 22 2022 at 22:14)
• Maximal independent set of a graph (3 messages, latest: Sep 22 2022 at 13:11)
• adding angles (80 messages, latest: Sep 22 2022 at 07:26)
• ✔ List containing unique natural numbers (23 messages, latest: Sep 22 2022 at 07:22)
• fin zip (13 messages, latest: Sep 22 2022 at 05:09)
• Formal Series (5 messages, latest: Sep 22 2022 at 01:14)
• ✔ Morphisms of quivers (3 messages, latest: Sep 21 2022 at 09:52)
• more picard_lindelof (14 messages, latest: Sep 21 2022 at 03:09)
• ideal.nat_cast (22 messages, latest: Sep 20 2022 at 12:23)
• Cauchy sequences are totally bounded (4 messages, latest: Sep 20 2022 at 05:13)
• finset from a finite subset of an infinite set (23 messages, latest: Sep 17 2022 at 13:06)
• Constant functions are analytic (6 messages, latest: Sep 16 2022 at 17:28)
• Formal verification of LLVM? (14 messages, latest: Sep 15 2022 at 13:17)
• real complex smul_comm_class (13 messages, latest: Sep 14 2022 at 23:50)
• Order on fin n.succ (21 messages, latest: Sep 14 2022 at 10:51)
• or.elim_left/right (9 messages, latest: Sep 14 2022 at 10:38)
• Nested intervals (4 messages, latest: Sep 14 2022 at 03:59)
• 1/2 is not an integer (18 messages, latest: Sep 13 2022 at 22:32)
• ✔ Taylor series (2 messages, latest: Sep 13 2022 at 16:03)
• Prop as canonically_ordered_monoid (12 messages, latest: Sep 13 2022 at 15:47)
• is_open_set_of_eventually_nhds_within (5 messages, latest: Sep 13 2022 at 13:10)
• Integrability of powers of norm (16 messages, latest: Sep 13 2022 at 05:44)
• Sum over characteristic function (40 messages, latest: Sep 12 2022 at 23:10)
• fin.range (2 messages, latest: Sep 12 2022 at 17:15)
• Taylor series (7 messages, latest: Sep 12 2022 at 13:49)
• canonically_linear_ordered_monoid.to_linear_ordered_comm_… (1 message, latest: Sep 11 2022 at 21:24)
• ✔ converse of nat.sub_le_sub_left (13 messages, latest: Sep 11 2022 at 18:08)
• Finite cyclic graphs (7 messages, latest: Sep 11 2022 at 17:39)
• Lists (5 messages, latest: Sep 09 2022 at 23:38)
• ✔ Product of locally finite simple graphs (15 messages, latest: Sep 08 2022 at 14:22)
• canonically_ordered_monoid not inhabited? (8 messages, latest: Sep 08 2022 at 13:09)
• ✔ Binomial coefficients (2 messages, latest: Sep 08 2022 at 08:28)
• Binomial coefficients (3 messages, latest: Sep 08 2022 at 08:08)
• Product of locally finite simple graphs (5 messages, latest: Sep 08 2022 at 07:37)
• bit0/bit1 and mod (9 messages, latest: Sep 06 2022 at 10:31)
• Properties of products (56 messages, latest: Sep 02 2022 at 17:51)
• injective + mul bundling (4 messages, latest: Sep 01 2022 at 20:52)
• Monoidal functor from preserves limits/colimits (1 message, latest: Sep 01 2022 at 17:39)
• unique products (65 messages, latest: Sep 01 2022 at 12:19)
• .inj (6 messages, latest: Sep 01 2022 at 07:47)
• Constraints on lambda function (22 messages, latest: Aug 31 2022 at 21:48)
• Can't infer nontrivial ℝ (16 messages, latest: Aug 31 2022 at 19:05)
• Largest element satisfying P in range (4 messages, latest: Aug 31 2022 at 16:10)
• normed structures on quotients (20 messages, latest: Aug 31 2022 at 13:32)
• is_regular.inj (22 messages, latest: Aug 30 2022 at 19:43)
• Continuity and inducing (4 messages, latest: Aug 30 2022 at 07:28)
• Sorting is injective (6 messages, latest: Aug 30 2022 at 07:07)
• A tactic for "reaching" inside a quantified statement? (5 messages, latest: Aug 29 2022 at 23:47)
• ext for linear maps from a tensor product (7 messages, latest: Aug 28 2022 at 21:20)
• order of one in zmod (13 messages, latest: Aug 28 2022 at 06:32)
• cardinal.le_of_add_le_add (14 messages, latest: Aug 26 2022 at 15:18)
• Fin k -> Fin (k + n) (2 messages, latest: Aug 26 2022 at 10:13)
• Moore-Smith sequences (7 messages, latest: Aug 25 2022 at 17:23)
• restricted set of equality points is closed (10 messages, latest: Aug 24 2022 at 14:56)
• computable finset to list (3 messages, latest: Aug 24 2022 at 05:21)
• Composing finite number of morphisms? (5 messages, latest: Aug 24 2022 at 03:20)
• Subfunctors (16 messages, latest: Aug 23 2022 at 16:40)
• Decomposition of the symmetry group of euclidean space (3 messages, latest: Aug 23 2022 at 06:12)
• Factoring zero roots (20 messages, latest: Aug 22 2022 at 08:57)
• supr₂_add (5 messages, latest: Aug 21 2022 at 23:23)
• ✔ Prop structure equivalent to its components? (8 messages, latest: Aug 21 2022 at 22:51)
• open interval (14 messages, latest: Aug 21 2022 at 11:20)
• ✔ integrability under translation (2 messages, latest: Aug 21 2022 at 09:51)
• integrability under translation (4 messages, latest: Aug 21 2022 at 05:57)
• model finding (11 messages, latest: Aug 19 2022 at 20:23)
• Real as limit of sequence of rationals (38 messages, latest: Aug 19 2022 at 00:00)
• Discrete subgroup of Hausdorff group is closed (18 messages, latest: Aug 18 2022 at 14:56)
• ne_zero without mul_zero_class (3 messages, latest: Aug 18 2022 at 14:17)
• ✔ forall₂ nth_le (2 messages, latest: Aug 17 2022 at 23:01)
• smul_mem_class (2 messages, latest: Aug 17 2022 at 21:54)
• ✔ set α in fintype α (5 messages, latest: Aug 17 2022 at 14:57)
• nat.exists_eq_supr (5 messages, latest: Aug 17 2022 at 08:23)
• universal morphism in category theory (2 messages, latest: Aug 17 2022 at 04:36)
• pointwise ops on nhds (6 messages, latest: Aug 16 2022 at 17:22)
• opening the square (14 messages, latest: Aug 16 2022 at 17:11)
• check all the cases mod 4 (5 messages, latest: Aug 16 2022 at 13:31)
• forall₂ nth_le (25 messages, latest: Aug 16 2022 at 13:25)
• ✔ limit of a nonnegative sequence is nonnegative (4 messages, latest: Aug 16 2022 at 04:25)
• ✔ natural transformation horizontal composition (1 message, latest: Aug 14 2022 at 17:52)
• natural transformation horizontal composition (3 messages, latest: Aug 14 2022 at 15:23)
• Continuous complex ring hom (17 messages, latest: Aug 14 2022 at 12:32)
• continuity of continuous composition (44 messages, latest: Aug 12 2022 at 12:32)
• is_open_bInter_finset (14 messages, latest: Aug 12 2022 at 12:18)
• checking a proof uses all its assumptions (38 messages, latest: Aug 12 2022 at 08:33)
• list.sorted with list.map? (2 messages, latest: Aug 12 2022 at 06:30)
• f x = 1 for subsingletons (2 messages, latest: Aug 11 2022 at 17:03)
• countably infinite type ≃ ℕ (4 messages, latest: Aug 11 2022 at 07:29)
• ✔ ∀ (x : ℝ), is_algebraic ℚ x ↔ is_algebraic ℤ x (3 messages, latest: Aug 11 2022 at 03:05)
• filtering a (finite) group to a subgroup (12 messages, latest: Aug 11 2022 at 01:01)
• ✔ sub one succ (1 message, latest: Aug 10 2022 at 23:13)
• sub one succ (2 messages, latest: Aug 10 2022 at 23:13)
• Multinomial theorem (3 messages, latest: Aug 10 2022 at 20:55)
• linear order on finsupps (35 messages, latest: Aug 10 2022 at 18:29)
• ennreal.supr_coe (12 messages, latest: Aug 10 2022 at 14:42)
• more linear algebra (5 messages, latest: Aug 10 2022 at 14:34)
• How to prove well-founded recursion (3 messages, latest: Aug 10 2022 at 01:13)
• Banach–Alaoglu theorem (37 messages, latest: Aug 09 2022 at 19:55)
• metric bounded for normed space (4 messages, latest: Aug 09 2022 at 15:51)
• module.free ℝ (fin 2 → ℝ) (10 messages, latest: Aug 09 2022 at 13:02)
• ∀ (x : ℝ), is_algebraic ℚ x ↔ is_algebraic ℤ x (2 messages, latest: Aug 09 2022 at 09:34)
• some linear algebra (28 messages, latest: Aug 09 2022 at 05:54)
• squares equal iff args are (19 messages, latest: Aug 08 2022 at 23:50)
• ✔ Repeated Function Composition (2 messages, latest: Aug 08 2022 at 23:34)
• Repeated Function Composition (4 messages, latest: Aug 08 2022 at 22:36)
• ✔ a % (b * c) % c = a % c (1 message, latest: Aug 08 2022 at 17:41)
• fdifferential to tangent_space (2 messages, latest: Aug 08 2022 at 08:01)
• a % (b * c) % c = a % c (3 messages, latest: Aug 07 2022 at 20:38)
• Trivial ite lemma (19 messages, latest: Aug 07 2022 at 17:21)
• the "augmentation ideal" of a multivariable polynomial ring (5 messages, latest: Aug 06 2022 at 23:02)
• is_limit for an object (11 messages, latest: Aug 06 2022 at 15:42)
• matrix groups and Lie groups (43 messages, latest: Aug 05 2022 at 23:15)
• ✔ function equivalence (4 messages, latest: Aug 05 2022 at 12:14)
• continuous_linear_map.eval (9 messages, latest: Aug 05 2022 at 05:14)
• ✔ Ultrafilter convergence theorem? (4 messages, latest: Aug 04 2022 at 14:43)
• Raising absolute values to powers (9 messages, latest: Aug 04 2022 at 05:57)
• ✔ mul_lt_left (5 messages, latest: Aug 04 2022 at 00:58)
• continuity of extension to completion (1 message, latest: Aug 03 2022 at 23:26)
• Restriction of a sum ignoring zeros (6 messages, latest: Aug 03 2022 at 20:17)
• equation in ℕ to equation in zmod n (27 messages, latest: Aug 03 2022 at 19:00)
• ✔ equation in ℕ to equation in zmod n (7 messages, latest: Aug 03 2022 at 14:45)
• ✔ Cardinality for set of a fintype (9 messages, latest: Aug 03 2022 at 07:34)
• ✔ Fubini for finite sums (4 messages, latest: Aug 03 2022 at 03:06)
• exists_monic_map_eq_of_mem_range (12 messages, latest: Aug 02 2022 at 17:55)
• Existence from almost always and non-zero measure (8 messages, latest: Aug 02 2022 at 10:31)
• absolute value and complex conjugate (10 messages, latest: Aug 02 2022 at 02:32)
• ✔ complex.cos θ = real.cos θ (3 messages, latest: Aug 01 2022 at 19:42)
• ✔ splitting field as an intermediate_field (15 messages, latest: Aug 01 2022 at 17:56)
• cos x = 1/2 ↔ … (2 messages, latest: Aug 01 2022 at 00:31)
• ✔ c ∈ set.Icc a b → (d * c) ∈ set.Icc (d * a) (d * b) (3 messages, latest: Jul 31 2022 at 21:54)
• x ∈ {y, z} ↔ (x = y ∨ x = z) (19 messages, latest: Jul 31 2022 at 21:35)
• ✔ Intersection of a chain of nonempty finsets is nonempty. (33 messages, latest: Jul 31 2022 at 21:07)
• c ∈ set.Icc a b → (d * c) ∈ set.Icc (d * a) (d * b) (6 messages, latest: Jul 31 2022 at 20:46)
• ✔ judging for the same constructor (2 messages, latest: Jul 31 2022 at 15:12)
• judging for the same constructor (1 message, latest: Jul 31 2022 at 05:07)
• Niven's theorem (4 messages, latest: Jul 30 2022 at 22:39)
• bundled surjective function (8 messages, latest: Jul 30 2022 at 17:21)
• Intersection of a chain of nonempty finsets is nonempty. (6 messages, latest: Jul 30 2022 at 09:52)
• Elements of completion as limits (23 messages, latest: Jul 30 2022 at 04:28)
• continuity of sums (3 messages, latest: Jul 29 2022 at 16:20)
• Stabilizer of a set (3 messages, latest: Jul 29 2022 at 13:09)
• concrete matrix multiplication (38 messages, latest: Jul 29 2022 at 09:41)
• products over (fin n) (26 messages, latest: Jul 28 2022 at 21:17)
• tendsto equivalent to is bounded (39 messages, latest: Jul 28 2022 at 20:26)
• |x|<epsilon for all epsilon (5 messages, latest: Jul 28 2022 at 16:29)
• Zippers (2 messages, latest: Jul 27 2022 at 21:51)
• Sorting by function value (17 messages, latest: Jul 27 2022 at 17:31)
• ✔ list.nth_le and list.nth (2 messages, latest: Jul 27 2022 at 15:39)
• list.nth_le and list.nth (19 messages, latest: Jul 27 2022 at 13:48)
• ✔ numpy/jax etc? (4 messages, latest: Jul 27 2022 at 02:47)
• explicit sums (34 messages, latest: Jul 25 2022 at 16:14)
• ✔ nat_degree of p + C a (5 messages, latest: Jul 22 2022 at 10:06)
• repr of reals (10 messages, latest: Jul 22 2022 at 03:24)
• non-unital subrings (6 messages, latest: Jul 21 2022 at 17:51)
• Multiplying sparse infinite matricies. (7 messages, latest: Jul 21 2022 at 14:14)
• Point close to the frontier (4 messages, latest: Jul 21 2022 at 09:41)
• Convergent sequences (16 messages, latest: Jul 21 2022 at 01:39)
• Planar geometry with Cartesian coordinates (60 messages, latest: Jul 20 2022 at 21:02)
• list equivalence relation (12 messages, latest: Jul 20 2022 at 20:25)
• submonoid.map_closure (3 messages, latest: Jul 20 2022 at 12:37)
• Induced subgraphs (30 messages, latest: Jul 19 2022 at 18:34)
• exists and forall in subsingleton (5 messages, latest: Jul 19 2022 at 15:08)
• Closest point on a line to a point not on it (18 messages, latest: Jul 19 2022 at 03:31)
• Bifunctor whiskering (23 messages, latest: Jul 19 2022 at 00:47)
• Local minimum of a function from second derivative (6 messages, latest: Jul 18 2022 at 19:54)
• add_tsub_add_le_tsub_add_tsub (9 messages, latest: Jul 18 2022 at 15:53)
• finset.sum eq sum over support (3 messages, latest: Jul 17 2022 at 15:51)
• induction on finite set (10 messages, latest: Jul 17 2022 at 07:53)
• ✔ pairwise (≠) of pairwise (<) (3 messages, latest: Jul 17 2022 at 01:03)
• ✔ is_localization.mk'_pow (2 messages, latest: Jul 15 2022 at 16:38)
• is_localization.mk'_pow (2 messages, latest: Jul 15 2022 at 15:47)
• Filter on (set X) (5 messages, latest: Jul 15 2022 at 07:05)
• Embedding is local (22 messages, latest: Jul 14 2022 at 17:26)
• Initial segment (3 messages, latest: Jul 14 2022 at 16:15)
• sum.lex and prod.lex as rel_embeddings (19 messages, latest: Jul 14 2022 at 16:07)
• to_list_map_prod (34 messages, latest: Jul 14 2022 at 11:51)
• inner product space eq (6 messages, latest: Jul 14 2022 at 06:27)
• downward-closedness under a general relation (24 messages, latest: Jul 14 2022 at 03:40)
• ✔ Image equals image after surjection (3 messages, latest: Jul 13 2022 at 20:54)
• Image equals image after surjection (2 messages, latest: Jul 13 2022 at 18:00)
• cyclic ring (31 messages, latest: Jul 13 2022 at 14:06)
• Equivariant Functions (10 messages, latest: Jul 13 2022 at 12:30)
• tsum stretcher, adding zeroes to sums like this (10 messages, latest: Jul 13 2022 at 08:40)
• with_bot.neg (36 messages, latest: Jul 13 2022 at 05:04)
• lemma exp_pi_mul_I_half : exp (↑real.pi * I / 2) = I := (2 messages, latest: Jul 13 2022 at 02:55)
• Splitting a complex summable tsum into real and imaginary (11 messages, latest: Jul 12 2022 at 22:40)
• tensor product of two A-algebras (6 messages, latest: Jul 12 2022 at 22:32)
• subsingleton (R →ₐ[R] A) (11 messages, latest: Jul 12 2022 at 16:30)
• Scalar multiplication on the right (9 messages, latest: Jul 12 2022 at 13:28)
• Extending intervals (13 messages, latest: Jul 12 2022 at 13:27)
• Sheafification section is amalgamation (8 messages, latest: Jul 12 2022 at 13:15)
• symmetric.on (4 messages, latest: Jul 12 2022 at 13:11)
• limsup_antitone_continuous_eq_antitone_continuous_liminf (11 messages, latest: Jul 11 2022 at 19:37)
• Euler's Formula (4 messages, latest: Jul 10 2022 at 20:48)
• Counting divisible by p (3 messages, latest: Jul 10 2022 at 17:00)
• max_eq_max' (6 messages, latest: Jul 09 2022 at 20:14)
• finsupp from input/output pairs (22 messages, latest: Jul 09 2022 at 15:59)
• Exterior Differential Systems (8 messages, latest: Jul 09 2022 at 12:18)
• Matrix invertible if row lin. independent (2 messages, latest: Jul 09 2022 at 08:44)
• coe and option (22 messages, latest: Jul 08 2022 at 13:18)
• order isomorphism between ℕ and ℕ+ (3 messages, latest: Jul 08 2022 at 08:19)
• has_smul ℚ k for field k (7 messages, latest: Jul 08 2022 at 07:56)
• rel_iso (<) (<) from order_iso (2 messages, latest: Jul 08 2022 at 04:13)
• definition of exp using tsum (13 messages, latest: Jul 08 2022 at 02:56)
• module.prod (18 messages, latest: Jul 07 2022 at 23:53)
• vector space (6 messages, latest: Jul 07 2022 at 21:10)
• Diagonal from a function (3 messages, latest: Jul 07 2022 at 17:49)
• nat.succ as an embedding (14 messages, latest: Jul 07 2022 at 16:34)
• Exponential of reals are real - as a subset of complex (3 messages, latest: Jul 07 2022 at 02:52)
• tactics to prove an equality of reals (3 messages, latest: Jul 05 2022 at 21:04)
• Limit of addition of functions (4 messages, latest: Jul 05 2022 at 16:08)
• Subalgebra to subring (8 messages, latest: Jul 04 2022 at 23:07)
• equivalent to zify for rationals (9 messages, latest: Jul 04 2022 at 05:08)
• pointwise conj_act on normal subgroups (4 messages, latest: Jul 03 2022 at 22:56)
• division algorithm (17 messages, latest: Jul 03 2022 at 18:24)
• Cayley-Hamilton theorem (22 messages, latest: Jul 03 2022 at 12:52)
• Open interval is open (3 messages, latest: Jul 02 2022 at 20:57)
• Sum is in span (14 messages, latest: Jul 02 2022 at 15:48)
• adjoin finset is number field (7 messages, latest: Jul 02 2022 at 06:36)
• canonical isomorphism between localizations (10 messages, latest: Jul 01 2022 at 08:57)
• fin (s.card) finset equiv (76 messages, latest: Jul 01 2022 at 07:26)
• induced/coinduced topology for a family of maps (3 messages, latest: Jun 30 2022 at 22:13)
• Coding theory and code-based crypography (72 messages, latest: Jun 30 2022 at 14:22)
• coercion from Z to R (2 messages, latest: Jun 30 2022 at 05:14)
• Two induction principles (9 messages, latest: Jun 29 2022 at 21:29)
• Scalar multiplication on functions (7 messages, latest: Jun 28 2022 at 16:40)
• dite (h : P ∧ Q) and split_ifs (4 messages, latest: Jun 28 2022 at 15:11)
• Hyperbolic Geometry (12 messages, latest: Jun 28 2022 at 11:58)
• additive of subgroup (3 messages, latest: Jun 28 2022 at 11:05)
• ✔ function with singleton support (5 messages, latest: Jun 28 2022 at 00:50)
• Graph Theory (159 messages, latest: Jun 27 2022 at 19:25)
• exists iff exists (4 messages, latest: Jun 27 2022 at 15:20)
• ✔ field_simp for units (7 messages, latest: Jun 27 2022 at 13:16)
• Finite chain has a maximal element (6 messages, latest: Jun 27 2022 at 12:58)
• determinant via exterior algebra (117 messages, latest: Jun 26 2022 at 21:31)
• Decidability of is_unit on finite rings (35 messages, latest: Jun 26 2022 at 20:15)
• Length of longest chain (9 messages, latest: Jun 26 2022 at 16:20)
• Lie bracket, algebraic version (3 messages, latest: Jun 26 2022 at 03:07)
• Sesquilinear form (6 messages, latest: Jun 25 2022 at 23:41)
• field_simp for units (39 messages, latest: Jun 24 2022 at 15:25)
• is_empty ↥s (3 messages, latest: Jun 24 2022 at 05:36)
• Arithmetic function and general functions (12 messages, latest: Jun 23 2022 at 17:41)
• List of expressions to expression for that list (8 messages, latest: Jun 22 2022 at 20:48)
• Infinite product (8 messages, latest: Jun 22 2022 at 19:16)
• ✔ equivalence between multiple well-founded relation defi… (4 messages, latest: Jun 22 2022 at 17:16)
• ✔ subgraphs (2 messages, latest: Jun 22 2022 at 08:56)
• "Projecting" a sigma type (4 messages, latest: Jun 22 2022 at 08:41)
• multiplicity of root in extension field (14 messages, latest: Jun 22 2022 at 05:52)
• subgraphs (18 messages, latest: Jun 21 2022 at 17:01)
• ✔ multiset.prod = list.prod (4 messages, latest: Jun 21 2022 at 16:35)
• Convex hull membership (4 messages, latest: Jun 20 2022 at 16:06)
• ✔ map (succ : ℕ → ℕ) at_top = at_top (6 messages, latest: Jun 20 2022 at 12:04)
• Uniform discreteness and relative density (1 message, latest: Jun 20 2022 at 11:03)
• Set is a submodule (3 messages, latest: Jun 20 2022 at 10:36)
• finset α ≃ set α (17 messages, latest: Jun 20 2022 at 07:56)
• powers of an endofunctor (1 message, latest: Jun 20 2022 at 06:52)
• Composition of convex functions (2 messages, latest: Jun 19 2022 at 22:50)
• rat.cast_sum (7 messages, latest: Jun 19 2022 at 16:44)
• bijection (7 messages, latest: Jun 19 2022 at 02:22)
• Gcd of a set of natural numbers or integers (4 messages, latest: Jun 17 2022 at 19:37)
• Pullback well-foundedness (3 messages, latest: Jun 17 2022 at 17:13)
• ✔ Specific integrals (2 messages, latest: Jun 17 2022 at 07:14)
• Specific integrals (1 message, latest: Jun 17 2022 at 07:13)
• Fixed point (6 messages, latest: Jun 16 2022 at 22:19)
• locally_constant_on (7 messages, latest: Jun 16 2022 at 17:38)
• In a trivial monoid, everything is a unit (37 messages, latest: Jun 16 2022 at 14:23)
• Restriction of monoid_hom to units? (8 messages, latest: Jun 16 2022 at 13:54)
• Computing nat_degrees of polynomials (38 messages, latest: Jun 16 2022 at 08:01)
• First isomorphism theorem for abelian categories (2 messages, latest: Jun 16 2022 at 07:28)
• category-theoretic triviality (11 messages, latest: Jun 16 2022 at 01:47)
• Indeterminate Integral (13 messages, latest: Jun 15 2022 at 17:49)
• div by p_adic_val_nat is coprime (19 messages, latest: Jun 15 2022 at 15:12)
• Normalizing a vector (10 messages, latest: Jun 15 2022 at 11:19)
• ✔ Explicit zeta and beta reductions (5 messages, latest: Jun 14 2022 at 21:31)
• Explicit zeta and beta reductions (2 messages, latest: Jun 14 2022 at 19:15)
• is_atomistic submodule (13 messages, latest: Jun 14 2022 at 18:10)
• Inserting into is_scalar_tower (11 messages, latest: Jun 13 2022 at 22:25)
• category theory: isomorphisms between images (16 messages, latest: Jun 11 2022 at 09:34)
• Dimension of an affine space (14 messages, latest: Jun 10 2022 at 22:05)
• When does a functor preserve finite (co)limits? (4 messages, latest: Jun 10 2022 at 18:56)
• direct_sum and sum (2 messages, latest: Jun 10 2022 at 14:51)
• Making finset.sum into an explicit sum (20 messages, latest: Jun 09 2022 at 09:59)
• Definitional equality (37 messages, latest: Jun 08 2022 at 01:45)
• ✔ Symmetric group? (4 messages, latest: Jun 07 2022 at 20:23)
• Stacking matrices (5 messages, latest: Jun 06 2022 at 19:13)
• epi_of_comp_epi_of_mono (11 messages, latest: Jun 05 2022 at 11:54)
• ✔ multiset equivalent of is_absolute_value.abv_sum (1 message, latest: Jun 04 2022 at 14:26)
• multiset equivalent of is_absolute_value.abv_sum (3 messages, latest: Jun 04 2022 at 12:52)
• ✔ fin.next (1 message, latest: Jun 03 2022 at 18:00)
• ✔ cases on fin 1 (11 messages, latest: Jun 03 2022 at 14:16)
• div_mul_div_comm for nat (9 messages, latest: Jun 03 2022 at 11:25)
• A functor is additive iff… (2 messages, latest: Jun 02 2022 at 19:19)
• Cyclotomic extensions of finite fields are finite (13 messages, latest: Jun 02 2022 at 07:33)
• cases on fin 1 (4 messages, latest: Jun 02 2022 at 03:43)
• Statements about finite rings (15 messages, latest: Jun 01 2022 at 15:59)
• Standard basis (7 messages, latest: Jun 01 2022 at 14:34)
• Existence of elements of order p in a group (29 messages, latest: May 31 2022 at 07:22)
• false_of_lt_of_lt (3 messages, latest: May 30 2022 at 17:30)
• equivalence of two definitions of span (9 messages, latest: May 30 2022 at 16:17)
• cancelling an isomorphism in a concrete abelian category (1 message, latest: May 30 2022 at 12:26)
• ✔ proof refiner (2 messages, latest: May 30 2022 at 03:34)
• multiset.prod_congr (1 message, latest: May 30 2022 at 01:52)
• Relation between the integral of a function and derivative (21 messages, latest: May 29 2022 at 23:12)
• ✔ Set of subsets of t is equivalent to set t (1 message, latest: May 29 2022 at 21:20)
• Set of subsets of t is equivalent to set t (19 messages, latest: May 29 2022 at 21:00)
• proof refiner (7 messages, latest: May 29 2022 at 19:03)
• ✔ cycle.next and list.next (1 message, latest: May 28 2022 at 22:44)
• cycle.next and list.next (3 messages, latest: May 28 2022 at 21:37)
• ✔ square root of 1 (15 messages, latest: May 28 2022 at 18:24)
• Weak dual with discrete topology (8 messages, latest: May 26 2022 at 19:43)
• ✔ simple(?) summable lemma (4 messages, latest: May 26 2022 at 18:35)
• has_sum for consecutive reciprocals (5 messages, latest: May 26 2022 at 00:33)
• Semiconjugate matrices (17 messages, latest: May 25 2022 at 20:21)
• Lemmas about nat / list / finset (28 messages, latest: May 25 2022 at 00:06)
• nat powers of probabilities (22 messages, latest: May 23 2022 at 23:48)
• Structure theorem for finite(ly generated) abelian groups? (9 messages, latest: May 23 2022 at 16:34)
• (fin (n + 1) → β) ≃ β × (fin n → β) (8 messages, latest: May 23 2022 at 11:39)
• ✔ Regular expression reversal (4 messages, latest: May 23 2022 at 10:06)
• Similarities (36 messages, latest: May 23 2022 at 00:06)
• Extensions of finite fields are Galois? (7 messages, latest: May 22 2022 at 13:51)
• The nth cyclotomic field has a prim. nth root of unity (13 messages, latest: May 21 2022 at 19:08)
• multiplication by a unit is injective (9 messages, latest: May 20 2022 at 22:23)
• closed graph theorem (15 messages, latest: May 20 2022 at 16:56)
• isolated zeros (2 messages, latest: May 19 2022 at 23:15)
• Riesz-Markov-Kakutani representation theorem (2 messages, latest: May 19 2022 at 22:52)
• ✔ Shifting sums (2 messages, latest: May 19 2022 at 11:14)
• Shifting sums (5 messages, latest: May 19 2022 at 09:35)
• preorder on ulift (45 messages, latest: May 18 2022 at 18:06)
• finset proof (22 messages, latest: May 18 2022 at 02:57)
• Discrete Fourier transform (20 messages, latest: May 17 2022 at 23:09)
• set equality (9 messages, latest: May 17 2022 at 16:50)
• Working on the projective line (24 messages, latest: May 16 2022 at 16:40)
• dot_product as inner_product_space (5 messages, latest: May 15 2022 at 20:45)
• Basic set_of lemmas (3 messages, latest: May 15 2022 at 19:31)
• ite_then_ite (16 messages, latest: May 14 2022 at 13:33)
• finset semiring (22 messages, latest: May 13 2022 at 09:44)
• (in)finite binary trees (4 messages, latest: May 12 2022 at 18:29)
• double categories (6 messages, latest: May 12 2022 at 14:09)
• monotone convergence for real sequences (3 messages, latest: May 11 2022 at 20:12)
• Finite field extensions (7 messages, latest: May 10 2022 at 11:09)
• Simpler proof of injectivity {0,1,-1} –> R? (15 messages, latest: May 10 2022 at 10:19)
• ✔ degree of a polynomial (13 messages, latest: May 09 2022 at 11:52)
• equiv_embedding_image (4 messages, latest: May 09 2022 at 11:44)
• coercion into algebraic closure? (28 messages, latest: May 09 2022 at 09:09)
• comp_assoc (5 messages, latest: May 09 2022 at 06:46)
• ✔ using tendsto (11 messages, latest: May 08 2022 at 21:29)
• ✔ prime factorisation (7 messages, latest: May 08 2022 at 20:36)
• using tendsto (7 messages, latest: May 08 2022 at 20:09)
• Riemann Mapping Theorem (10 messages, latest: May 08 2022 at 19:00)
• prime factorisation (7 messages, latest: May 08 2022 at 18:30)
• multiplicity_gcd (9 messages, latest: May 08 2022 at 16:24)
• Why are there two transitive closures? (20 messages, latest: May 08 2022 at 07:19)
• ✔ Lean equivalent to Coq programs? (10 messages, latest: May 08 2022 at 07:00)
• degree of a polynomial (8 messages, latest: May 07 2022 at 18:13)
• inv_of_inj (12 messages, latest: May 07 2022 at 17:15)
• simple function from finite restriction (4 messages, latest: May 06 2022 at 23:14)
• Lean equivalent to Coq programs? (13 messages, latest: May 06 2022 at 20:11)
• Hom-tensor adjunction? (10 messages, latest: May 06 2022 at 16:54)
• ae measurable condition (14 messages, latest: May 06 2022 at 13:29)
• Nonconstant holomorphic functions are open maps (7 messages, latest: May 06 2022 at 13:23)
• Special Linear Groups (16 messages, latest: May 06 2022 at 03:49)
• Currying smooth maps (1 message, latest: May 05 2022 at 13:32)
• is_atomic_of_well_founded (3 messages, latest: May 05 2022 at 06:32)
• Total variation distance on pmf (2 messages, latest: May 04 2022 at 20:22)
• algebra_map clm (6 messages, latest: May 04 2022 at 15:13)
• finsupp.nonzero_iff_exist (22 messages, latest: May 04 2022 at 12:49)
• log over rpow (10 messages, latest: May 03 2022 at 19:36)
• Injectivity of arrow type constructor (20 messages, latest: May 03 2022 at 18:30)
• limit of a sum over nat (10 messages, latest: May 03 2022 at 15:29)
• Endomorphism of ring over itself (4 messages, latest: May 03 2022 at 14:30)
• binary for nnreal (6 messages, latest: May 03 2022 at 00:16)
• Tor (7 messages, latest: May 02 2022 at 18:06)
• ✔ lcm_pos_pos (1 message, latest: May 02 2022 at 18:00)
• ✔ Frobenius norm (10 messages, latest: May 02 2022 at 17:56)
• strictly between squares –> not a square? (13 messages, latest: May 02 2022 at 15:55)
• additive functors preserve binary biproducts (8 messages, latest: May 02 2022 at 15:12)
• monotone_on.mono (7 messages, latest: May 02 2022 at 07:43)
• a fact about equivalences built fiber-wise (9 messages, latest: May 02 2022 at 00:03)
• set.card_to_finset_prod (7 messages, latest: May 01 2022 at 22:39)
• Relating the categorical product and the normal product (23 messages, latest: May 01 2022 at 11:47)
• a fact about cardinalities of preimages (1 message, latest: May 01 2022 at 07:58)
• ✔ bijective function between types of equal cardinality (5 messages, latest: May 01 2022 at 01:38)
• bijective function between types of equal cardinality (7 messages, latest: May 01 2022 at 00:15)
• Does this theorem exist? (1 message, latest: Apr 30 2022 at 22:57)
• subrelation on more than one type (7 messages, latest: Apr 30 2022 at 20:32)
• ✔ Understanding local context (7 messages, latest: Apr 30 2022 at 18:40)
• finset.sum (5 messages, latest: Apr 30 2022 at 11:05)
• linear_map congr (13 messages, latest: Apr 29 2022 at 16:08)
• Sum as integral (3 messages, latest: Apr 29 2022 at 12:28)
• finite_dimensional_of_injective (8 messages, latest: Apr 29 2022 at 10:22)
• Cauchy-Schwarz (22 messages, latest: Apr 29 2022 at 09:52)
• ✔ Cantor's diagonal theorem (11 messages, latest: Apr 29 2022 at 00:51)
• s equiv s.to_finset (5 messages, latest: Apr 28 2022 at 10:15)
• Resultant (2 messages, latest: Apr 27 2022 at 15:16)
• sum of row sums equals sum of column sums (17 messages, latest: Apr 27 2022 at 11:57)
• Distributivity of ite (1 message, latest: Apr 27 2022 at 10:00)
• pi.nonempty (11 messages, latest: Apr 26 2022 at 23:45)
• Type-ascript to a Euclidean space (22 messages, latest: Apr 26 2022 at 16:31)
• Link to files (8 messages, latest: Apr 26 2022 at 13:13)
• representations of k-algebras (9 messages, latest: Apr 26 2022 at 13:07)
• making implicit variable explicit in output (20 messages, latest: Apr 26 2022 at 07:29)
• Finiteness of tensor product (7 messages, latest: Apr 26 2022 at 06:54)
• lintegral_coe_eq_coe_integral (7 messages, latest: Apr 25 2022 at 20:38)
• Zero-dimensional space (1 message, latest: Apr 25 2022 at 19:09)
• lcm_pos_pos (3 messages, latest: Apr 25 2022 at 17:05)
• maps_to_prod (3 messages, latest: Apr 25 2022 at 13:02)
• boundedness of sums (4 messages, latest: Apr 25 2022 at 10:41)
• PL theory stuff (3 messages, latest: Apr 24 2022 at 11:01)
• ✔ Linear map from the base ring (1 message, latest: Apr 22 2022 at 13:40)
• add_min_max (5 messages, latest: Apr 22 2022 at 11:34)
• ✔ mod_pow_mod (2 messages, latest: Apr 22 2022 at 09:38)
• Linear map from the base ring (5 messages, latest: Apr 22 2022 at 03:29)
• every finite type admits a linear order (10 messages, latest: Apr 21 2022 at 18:16)
• ✔ Equip a type with the discrete topology (1 message, latest: Apr 21 2022 at 15:04)
• sum_ite_eq_extract (21 messages, latest: Apr 21 2022 at 14:49)
• Switch limit and derivative given uniform convergence (5 messages, latest: Apr 20 2022 at 18:05)
• mod_pow_mod (17 messages, latest: Apr 20 2022 at 15:25)
• Finset filter map (2 messages, latest: Apr 19 2022 at 20:00)
• arclength of a function (7 messages, latest: Apr 19 2022 at 18:56)
• ring.inverse is continuous (38 messages, latest: Apr 19 2022 at 14:40)
• Integers of norm at most one (18 messages, latest: Apr 19 2022 at 12:50)
• Trace of tensor product (2 messages, latest: Apr 19 2022 at 12:33)
• finset.sup_mul_left (24 messages, latest: Apr 19 2022 at 10:37)
• Localization of ℤ at p as a subring of ℚ with hom. to ℤ/pℤ? (30 messages, latest: Apr 19 2022 at 02:02)
• use tactic (21 messages, latest: Apr 18 2022 at 22:24)
• lcm and divisors (9 messages, latest: Apr 18 2022 at 08:35)
• filter map₂ as map (30 messages, latest: Apr 17 2022 at 21:43)
• set.any (10 messages, latest: Apr 17 2022 at 20:05)
• sum_sum (7 messages, latest: Apr 17 2022 at 15:15)
• ✔ Product of sums as double sum? (3 messages, latest: Apr 16 2022 at 18:31)
• ✔ inversion of a group with zero as a monoid_with_zero_hom? (2 messages, latest: Apr 16 2022 at 18:21)
• inversion of a group with zero as a monoid_with_zero_hom? (3 messages, latest: Apr 16 2022 at 18:14)
• ✔ not_not + mt (4 messages, latest: Apr 16 2022 at 16:40)
• non-unital comm (semi)ring (7 messages, latest: Apr 16 2022 at 06:02)
• rat.mul_eq (3 messages, latest: Apr 15 2022 at 18:55)
• Elements of finite fields of char 2 are squares (13 messages, latest: Apr 15 2022 at 18:50)
• lcm equal first iff second divides first (8 messages, latest: Apr 15 2022 at 12:02)
• ✔ Continuous linear map finite dimension (10 messages, latest: Apr 15 2022 at 10:17)
• ✔ a - b = -b + a (11 messages, latest: Apr 15 2022 at 07:22)
• power of product in comm_monoid (4 messages, latest: Apr 14 2022 at 15:56)
• The "other kind" of commutator (7 messages, latest: Apr 14 2022 at 14:24)
• C(S, V) complete and separated (9 messages, latest: Apr 14 2022 at 14:11)
• Lp for 0<p<1 (17 messages, latest: Apr 14 2022 at 07:46)
• Localization inside of fraction field (3 messages, latest: Apr 13 2022 at 16:20)
• rat-normed space (8 messages, latest: Apr 13 2022 at 13:18)
• filter.has_scalar missing? (46 messages, latest: Apr 12 2022 at 23:19)
• bijection range n → zmod n? (152 messages, latest: Apr 12 2022 at 22:17)
• A finite field has at least two elements (10 messages, latest: Apr 12 2022 at 18:30)
• square root of 1 (7 messages, latest: Apr 11 2022 at 20:21)
• ✔ Find the nth element of an ordered finset (2 messages, latest: Apr 11 2022 at 13:25)
• Find the nth element of an ordered finset (6 messages, latest: Apr 11 2022 at 13:25)
• monoid_hom from mul_hom? (15 messages, latest: Apr 11 2022 at 13:07)
• coefficients of sum a(n) X^n (3 messages, latest: Apr 11 2022 at 04:03)
• Even power of -1 (16 messages, latest: Apr 09 2022 at 17:54)
• pfun to total function (11 messages, latest: Apr 09 2022 at 16:46)
• ✔ Indicator of intersection (5 messages, latest: Apr 09 2022 at 14:33)
• Indicator of intersection (6 messages, latest: Apr 09 2022 at 12:03)
• Working with polynomial factorizations (132 messages, latest: Apr 09 2022 at 06:52)
• Sequence limit (4 messages, latest: Apr 08 2022 at 15:41)
• Tensor maps (15 messages, latest: Apr 08 2022 at 02:24)
• Finiteness of subalgebra of algebraic extensions of F_p (9 messages, latest: Apr 07 2022 at 15:09)
• Continuity of integral for a sub-sigma-field (10 messages, latest: Apr 07 2022 at 14:38)
• ✔ a dependent version of finset.bUnion? (5 messages, latest: Apr 07 2022 at 12:08)
• traversing an expression making replacements (3 messages, latest: Apr 07 2022 at 09:04)
• ideal generator element of ideal (27 messages, latest: Apr 06 2022 at 20:13)
• appended lists equal of length equal (11 messages, latest: Apr 06 2022 at 15:02)
• Sequence density (2 messages, latest: Apr 06 2022 at 15:02)
• p-adic valuation (49 messages, latest: Apr 05 2022 at 20:34)
• lemma about when a filter is a pure filter (58 messages, latest: Apr 04 2022 at 17:04)
• a < b ∧ a = b → false (4 messages, latest: Apr 04 2022 at 16:46)
• Finitary scalar product (36 messages, latest: Apr 04 2022 at 13:34)
• ✔ Mapping into a finset product (6 messages, latest: Apr 03 2022 at 02:46)
• word length in a free group (8 messages, latest: Apr 01 2022 at 16:57)
• char_zero instance on polynomials (34 messages, latest: Mar 31 2022 at 15:55)
• Equip a type with the discrete topology (10 messages, latest: Mar 31 2022 at 10:04)
• ✔ category of sheaf is abelian (26 messages, latest: Mar 31 2022 at 02:40)
• ✔ equiv.cast that preserves structure (1 message, latest: Mar 30 2022 at 17:20)
• equiv.cast that preserves structure (8 messages, latest: Mar 30 2022 at 16:20)
• ✔ Almost equal preimages (3 messages, latest: Mar 30 2022 at 15:12)
• ✔ Prove known function is group isomorphism (3 messages, latest: Mar 30 2022 at 13:35)
• Prove known function is group isomorphism (3 messages, latest: Mar 30 2022 at 12:17)
• independent random variables (10 messages, latest: Mar 30 2022 at 09:40)
• ✔ Preimage of normed ball (2 messages, latest: Mar 30 2022 at 09:22)
• Preimage of normed ball (11 messages, latest: Mar 30 2022 at 09:02)
• Abelian subgroup dividing order (5 messages, latest: Mar 30 2022 at 06:46)
• Determining Integral (11 messages, latest: Mar 30 2022 at 00:45)
• neg_zero for has_distrib_neg (7 messages, latest: Mar 29 2022 at 20:30)
• hom.op_inv (20 messages, latest: Mar 29 2022 at 19:48)
• nat.antidiagonal for pi types (16 messages, latest: Mar 29 2022 at 12:35)
• basis..sum_extend_extends (2 messages, latest: Mar 29 2022 at 10:22)
• num_3_dvd_of_mod_9_eq_3_or_6 (3 messages, latest: Mar 29 2022 at 07:52)
• Q is injective (3 messages, latest: Mar 28 2022 at 22:18)
• algebra ℕ[X] R[X] (41 messages, latest: Mar 28 2022 at 10:13)
• Expressing x⁻¹ from a polynomial equality (4 messages, latest: Mar 28 2022 at 09:32)
• Mapping into a finset product (15 messages, latest: Mar 27 2022 at 23:27)
• ✔ Cartesian product in finset (1 message, latest: Mar 27 2022 at 22:28)
• Cartesian product in finset (6 messages, latest: Mar 27 2022 at 22:07)
• mixed version of ssubset_trans (14 messages, latest: Mar 27 2022 at 15:59)
• Stacks definition of abelian cats (43 messages, latest: Mar 27 2022 at 04:05)
• is_prime_field (13 messages, latest: Mar 26 2022 at 18:29)
• polynomial.comp_prod (27 messages, latest: Mar 26 2022 at 17:30)
• symmetric difference / disjunctive union of sets (47 messages, latest: Mar 26 2022 at 17:02)
• closure of element of infinite order (15 messages, latest: Mar 25 2022 at 17:14)
• Named deferred goals (11 messages, latest: Mar 25 2022 at 14:45)
• char_p instance on polynomials (5 messages, latest: Mar 25 2022 at 12:07)
• ✔ Dimension of intersection (13 messages, latest: Mar 24 2022 at 20:10)
• polynomial preimage of nonzero is dense (19 messages, latest: Mar 24 2022 at 18:48)
• Bounded conditional supremum (44 messages, latest: Mar 24 2022 at 14:09)
• finsupp total eq sum (14 messages, latest: Mar 24 2022 at 09:15)
• groups of order p² (5 messages, latest: Mar 23 2022 at 21:45)
• p-adic norm of (a : int) = 1 from p not dividing a? (14 messages, latest: Mar 23 2022 at 20:48)
• Independent iff independent (4 messages, latest: Mar 23 2022 at 08:17)
• sup metric convergence is uniform convergence (8 messages, latest: Mar 23 2022 at 04:18)
• Smallness from a cardinal bound (3 messages, latest: Mar 22 2022 at 20:36)
• more inductions for int (52 messages, latest: Mar 22 2022 at 18:36)
• hom from mul monoid to add monoid (4 messages, latest: Mar 22 2022 at 08:14)
• Applying continuous linear map (5 messages, latest: Mar 21 2022 at 21:31)
• ✔ scaling of union (5 messages, latest: Mar 21 2022 at 16:52)
• multiplicity of derivative (12 messages, latest: Mar 21 2022 at 11:57)
• Partial derivatives' chain rule & product rule (3 messages, latest: Mar 21 2022 at 11:32)
• int.gcd_add_self_right (3 messages, latest: Mar 20 2022 at 23:07)
• filter.comap₂ (4 messages, latest: Mar 20 2022 at 17:25)
• finding instance declaration (20 messages, latest: Mar 19 2022 at 21:25)
• finset of functions (4 messages, latest: Mar 19 2022 at 20:57)
• Totally boundedness (2 messages, latest: Mar 19 2022 at 15:44)
• Realizing the Hausdorff distance (19 messages, latest: Mar 19 2022 at 01:19)
• Splitting lemma for modules (7 messages, latest: Mar 18 2022 at 23:27)
• Reference a part of an expression (19 messages, latest: Mar 18 2022 at 23:26)
• nilpotency in finite groups (14 messages, latest: Mar 18 2022 at 22:54)
• ✔ emetric.continuous_at_iff (2 messages, latest: Mar 18 2022 at 18:50)
• emetric.continuous_at_iff (3 messages, latest: Mar 18 2022 at 16:46)
• triangle equality if arg is equal (13 messages, latest: Mar 17 2022 at 23:43)
• ✔ nat.lt_iff_eq_succ (6 messages, latest: Mar 16 2022 at 22:18)
• is_closed.smul for fields (12 messages, latest: Mar 16 2022 at 22:16)
• 2 is not a square (37 messages, latest: Mar 16 2022 at 08:02)
• tensor products commute with direct limits (57 messages, latest: Mar 16 2022 at 06:58)
• Integral of 1/sqrt(x) (24 messages, latest: Mar 16 2022 at 05:19)
• nat.lt_iff_eq_succ (5 messages, latest: Mar 15 2022 at 23:53)
• Hom(Z,A) (11 messages, latest: Mar 14 2022 at 23:09)
• stream events (2 messages, latest: Mar 14 2022 at 20:02)
• Coprimeness of products from pairwise coprimeness (16 messages, latest: Mar 14 2022 at 12:31)
• Functions into sums (32 messages, latest: Mar 14 2022 at 11:37)
• checking if function is a probability measure (8 messages, latest: Mar 13 2022 at 20:13)
• mkq = 0 iff (8 messages, latest: Mar 13 2022 at 08:13)
• ✔ clearing denominators (1 message, latest: Mar 12 2022 at 20:13)
• clearing denominators (5 messages, latest: Mar 12 2022 at 20:13)
• transferring topological properties along homeomorphisms (16 messages, latest: Mar 12 2022 at 15:16)
• classes for symmetric transitive relation (22 messages, latest: Mar 11 2022 at 16:05)
• Injectivity of quiver.hom.op (5 messages, latest: Mar 11 2022 at 14:39)
• Injectivity of functor.op (10 messages, latest: Mar 11 2022 at 13:05)
• tendsto.units (3 messages, latest: Mar 10 2022 at 22:17)
• zmod.nat_cast_eq_iff (11 messages, latest: Mar 10 2022 at 17:43)
• linear_map.eq_locus (5 messages, latest: Mar 10 2022 at 17:42)
• ✔ cartesian product (8 messages, latest: Mar 10 2022 at 15:37)
• cartesian product (5 messages, latest: Mar 10 2022 at 15:11)
• fin n with saturating addition (19 messages, latest: Mar 10 2022 at 13:20)
• polynomial.map as algebra hom (10 messages, latest: Mar 10 2022 at 13:05)
• nat abs or (2 messages, latest: Mar 10 2022 at 01:34)
• injection to show cardinality inquality (5 messages, latest: Mar 09 2022 at 22:34)
• A-B (14 messages, latest: Mar 09 2022 at 18:48)
• ✔ equivalence of category preserves (co)limits (4 messages, latest: Mar 09 2022 at 12:50)
• Range equiv quotient by ker (7 messages, latest: Mar 09 2022 at 11:17)
• Power of two (22 messages, latest: Mar 08 2022 at 11:23)
• ✔ nat_mul_comm (7 messages, latest: Mar 08 2022 at 10:54)
• ✔ nat.ceil on nnreal ? (1 message, latest: Mar 07 2022 at 21:46)
• nat.ceil on nnreal ? (26 messages, latest: Mar 07 2022 at 16:15)
• unbounded function (1 message, latest: Mar 07 2022 at 15:08)
• Isometry group of pseudo_emetric space splits (1 message, latest: Mar 06 2022 at 09:36)
• geom_sum (X n) is monic (11 messages, latest: Mar 04 2022 at 14:39)
• summable.single_le_tsum (4 messages, latest: Mar 04 2022 at 14:07)
• Completeness of padics (25 messages, latest: Mar 03 2022 at 21:17)
• omega < aleph (n+1) (19 messages, latest: Mar 03 2022 at 19:53)
• cancel division in polynomials (8 messages, latest: Mar 02 2022 at 18:38)
• nnnorm and complex (3 messages, latest: Mar 02 2022 at 17:24)
• (Co)completion of a category (11 messages, latest: Mar 02 2022 at 15:54)
• C1 on product (5 messages, latest: Mar 02 2022 at 13:34)
• submodule.sup basic lemma (9 messages, latest: Mar 02 2022 at 10:44)
• ✔ prod.fst as a hom (3 messages, latest: Mar 01 2022 at 21:05)
• int.to_nat_eq_zero (8 messages, latest: Mar 01 2022 at 20:17)
• ✔ Creating a example perm (1 message, latest: Mar 01 2022 at 19:36)
• undergrad todo trivial target Linear Algebra / Duality / (5 messages, latest: Mar 01 2022 at 18:58)
• computable operations for rational numbers (8 messages, latest: Mar 01 2022 at 18:44)
• difference of squares of commuting elements (7 messages, latest: Mar 01 2022 at 12:04)
• universal property of sheafification (on topological spaces) (15 messages, latest: Mar 01 2022 at 10:57)
• Completeness of direct sums of Hilbert spaces? (4 messages, latest: Mar 01 2022 at 03:45)
• Creating a example perm (3 messages, latest: Mar 01 2022 at 00:41)
• topological embeddings of orders (2 messages, latest: Feb 28 2022 at 17:12)
• subtype.coe_fn_coe (4 messages, latest: Feb 28 2022 at 13:09)
• the law of a random variable is a probability measure (17 messages, latest: Feb 28 2022 at 02:24)
• S - {x} ? (8 messages, latest: Feb 27 2022 at 20:38)
• Bump functions (32 messages, latest: Feb 27 2022 at 20:22)
• ✔ List repeat (4 messages, latest: Feb 27 2022 at 18:06)
• List repeat (3 messages, latest: Feb 27 2022 at 15:18)
• Group Amalgamation (2 messages, latest: Feb 26 2022 at 21:49)
• base change / pullback (10 messages, latest: Feb 26 2022 at 12:10)
• set.sigma (8 messages, latest: Feb 26 2022 at 11:04)
• finset.sum_add (4 messages, latest: Feb 26 2022 at 08:09)
• submodule of free module over PID is free (15 messages, latest: Feb 25 2022 at 16:28)
• ring_equiv.Pi_congr_right (4 messages, latest: Feb 25 2022 at 16:11)
• Minimal polynomial of ζ - 1 (2 messages, latest: Feb 25 2022 at 12:12)
• Finite types (6 messages, latest: Feb 25 2022 at 11:48)
• Frobenius norm (1 message, latest: Feb 24 2022 at 22:52)
• ✔ δ-ɛ continuity for metric spaces (11 messages, latest: Feb 24 2022 at 22:36)
• δ-ɛ continuity for metric spaces (1 message, latest: Feb 24 2022 at 22:02)
• with_zero (multiplicative A) ≃* multiplicative (with_bot A) (32 messages, latest: Feb 24 2022 at 20:01)
• units as a functor (8 messages, latest: Feb 24 2022 at 09:48)
• α ≃ β → option α ≃ option β (3 messages, latest: Feb 24 2022 at 00:35)
• exists_extends of linear_pmap (18 messages, latest: Feb 23 2022 at 21:26)
• Continuous algebra homomorphisms (37 messages, latest: Feb 22 2022 at 19:25)
• continuous bilinear map (14 messages, latest: Feb 22 2022 at 13:21)
• is_iso dist triang (17 messages, latest: Feb 22 2022 at 00:42)
• ✔ nat pow tendsto (3 messages, latest: Feb 22 2022 at 00:01)
• nat pow tendsto (3 messages, latest: Feb 21 2022 at 22:28)
• cokernel_lift_iso_kernel_desc (31 messages, latest: Feb 21 2022 at 21:08)
• At least three elements (28 messages, latest: Feb 21 2022 at 20:06)
• apply function n times (47 messages, latest: Feb 20 2022 at 18:11)
• set to list (16 messages, latest: Feb 20 2022 at 01:32)
• completion of a normed space (14 messages, latest: Feb 19 2022 at 17:39)
• ✔ Lagrange's Theorem (Group theory) (10 messages, latest: Feb 19 2022 at 01:19)
• nnnorm and int.nat_abs (11 messages, latest: Feb 18 2022 at 08:48)
• finset.some (24 messages, latest: Feb 17 2022 at 19:20)
• mul_infi_of_nonneg (3 messages, latest: Feb 17 2022 at 18:06)
• ✔ uncoerce equality (6 messages, latest: Feb 17 2022 at 11:51)
• Uncountable sum diverges (4 messages, latest: Feb 17 2022 at 06:41)
• N ⊓ P as a submodule of N (11 messages, latest: Feb 15 2022 at 08:01)
• Cobordism hypothesis (5 messages, latest: Feb 15 2022 at 04:42)
• Rational basis of a number field (16 messages, latest: Feb 14 2022 at 21:33)
• co-bounded filter (73 messages, latest: Feb 14 2022 at 17:28)
• Holder inequality (3 messages, latest: Feb 14 2022 at 13:39)
• (R →ₗ[R] M) ≃ M (4 messages, latest: Feb 14 2022 at 12:28)
• replacement of finset.sum_hom (7 messages, latest: Feb 13 2022 at 20:44)
• Lifting order structure (7 messages, latest: Feb 13 2022 at 12:07)
• integral sum measure (6 messages, latest: Feb 13 2022 at 01:39)
• finite categories (15 messages, latest: Feb 13 2022 at 01:13)
• Some missing prod stuff (57 messages, latest: Feb 12 2022 at 23:37)
• [generalize at ](topic/generalize.20at.20.html) (3 messages, latest: Feb 12 2022 at 21:27)
• Bijections and Inverses, Cauchy sequence permutations (6 messages, latest: Feb 12 2022 at 20:55)
• primer on set_option (12 messages, latest: Feb 12 2022 at 19:44)
• (no topic) (15 messages, latest: Feb 12 2022 at 10:02)
• Bijections and Inverses (28 messages, latest: Feb 12 2022 at 00:44)
• Functions are unequal if they disagree somewhere (16 messages, latest: Feb 11 2022 at 22:29)
• set.finite of subset range (7 messages, latest: Feb 11 2022 at 15:59)
• elements of an action which fix a set (22 messages, latest: Feb 10 2022 at 09:18)
• ✔ enat.eq_zero_iff_le_zero (8 messages, latest: Feb 09 2022 at 17:47)
• a convex set is null measurable (6 messages, latest: Feb 09 2022 at 15:02)
• ✔ heq_congr? (10 messages, latest: Feb 09 2022 at 06:13)
• polynomial/finsupp to list (3 messages, latest: Feb 09 2022 at 01:51)
• mul_neg, neg_mul (4 messages, latest: Feb 08 2022 at 22:08)
• set α in fintype α (37 messages, latest: Feb 08 2022 at 22:00)
• opinionated formatter à la black (4 messages, latest: Feb 08 2022 at 10:13)
• heq_congr? (5 messages, latest: Feb 08 2022 at 03:10)
• Exactness in opposite category (4 messages, latest: Feb 07 2022 at 18:09)
• [le and eq iff ](topic/le.20and.20eq.20iff.20.html) (7 messages, latest: Feb 07 2022 at 09:22)
• Sub-variables (3 messages, latest: Feb 07 2022 at 08:01)
• subtype as a fintype (12 messages, latest: Feb 06 2022 at 01:17)
• ✔ pi subgroups (22 messages, latest: Feb 05 2022 at 13:48)
• Compact opens (38 messages, latest: Feb 05 2022 at 13:34)
• ✔ Range factorization with subtype? (13 messages, latest: Feb 05 2022 at 08:54)
• Free strict n-categories (6 messages, latest: Feb 05 2022 at 08:08)
• finset.max! (5 messages, latest: Feb 04 2022 at 23:11)
• prod version of nat.coprime.lcm_eq_mul (15 messages, latest: Feb 04 2022 at 22:15)
• ✔ order_dual infi supr (4 messages, latest: Feb 04 2022 at 16:57)
• Wlog in the usual sense (5 messages, latest: Feb 04 2022 at 12:22)
• ✔ Generalization of set.image_inter_on (1 message, latest: Feb 04 2022 at 03:12)
• Generalization of set.image_inter_on (7 messages, latest: Feb 04 2022 at 00:26)
• induction on an index type (20 messages, latest: Feb 03 2022 at 18:47)
• Counterpart of rw for modeq (4 messages, latest: Feb 03 2022 at 18:44)
• pi subgroups (16 messages, latest: Feb 03 2022 at 16:50)
• Lift composition with quot.mk (9 messages, latest: Feb 02 2022 at 21:46)
• Merge (ordered) streams (5 messages, latest: Feb 02 2022 at 17:40)
• Semigroupoidal category (16 messages, latest: Feb 02 2022 at 14:29)
• Bipointed (2 messages, latest: Feb 02 2022 at 10:15)
• transcendence of pi (13 messages, latest: Feb 02 2022 at 09:19)
• zify and divisibility (4 messages, latest: Feb 01 2022 at 21:31)
• Sum of Inf is Inf of sum (14 messages, latest: Feb 01 2022 at 16:43)
• ✔ pi.single but for multiplicative groups (2 messages, latest: Feb 01 2022 at 16:30)
• pi.single but for multiplicative groups (2 messages, latest: Feb 01 2022 at 09:28)
• proving equality of cartesian product (5 messages, latest: Feb 01 2022 at 03:56)
• ✔ fderiv equal to has_fderiv (4 messages, latest: Feb 01 2022 at 00:10)
• Decidable rels on a quotient (5 messages, latest: Jan 29 2022 at 22:35)
• Predicate for an element being an inverse in a comm_monoid (5 messages, latest: Jan 28 2022 at 12:20)
• ✔ Pretty printing of equivalence classes (17 messages, latest: Jan 28 2022 at 04:08)
• Multiset min/max (2 messages, latest: Jan 27 2022 at 20:13)
• product of surjective functions is surjective (7 messages, latest: Jan 27 2022 at 20:07)
• Lindelof spaces (34 messages, latest: Jan 27 2022 at 16:10)
• Pretty printing of equivalence classes (13 messages, latest: Jan 27 2022 at 14:02)
• ✔ injections to equiv (6 messages, latest: Jan 26 2022 at 21:18)
• integral is continuously differentiable (11 messages, latest: Jan 26 2022 at 17:40)
• pw_filter is maximal (5 messages, latest: Jan 26 2022 at 16:29)
• Quotient of a quotient (14 messages, latest: Jan 26 2022 at 14:16)
• ordered_comm_monoid_with_zero (5 messages, latest: Jan 26 2022 at 14:04)
• Least extended natural with witness (5 messages, latest: Jan 26 2022 at 09:38)
• Is this a valid way of defining a typeclass? (146 messages, latest: Jan 26 2022 at 02:09)
• Multiindex notation (14 messages, latest: Jan 25 2022 at 21:03)
• Localization of ordered integral domains (6 messages, latest: Jan 25 2022 at 10:25)
• ✔ ℝ>0 (33 messages, latest: Jan 25 2022 at 07:34)
• show with turnstile (7 messages, latest: Jan 24 2022 at 21:11)
• any cover admits a countable subcover (9 messages, latest: Jan 24 2022 at 18:48)
• Complete destruction tactic (35 messages, latest: Jan 24 2022 at 12:58)
• Complement is strictly antitone (5 messages, latest: Jan 23 2022 at 21:17)
• Bitopological spaces (1 message, latest: Jan 21 2022 at 21:20)
• char is some prime given prime is zero (4 messages, latest: Jan 21 2022 at 14:09)
• ✔ inv_mul_eq_iff_eq_mul₀ for ennreal (1 message, latest: Jan 20 2022 at 14:38)
• data.nat.parity (10 messages, latest: Jan 20 2022 at 14:31)
• tactic for proving iff (1 message, latest: Jan 20 2022 at 12:45)
• ✔ Continuous linear map to normed group hom (1 message, latest: Jan 20 2022 at 08:57)
• inv_mul_eq_iff_eq_mul₀ for ennreal (5 messages, latest: Jan 20 2022 at 03:04)
• weaker conditions for showing algebraically closed (3 messages, latest: Jan 19 2022 at 21:33)
• Continuous linear map to normed group hom (17 messages, latest: Jan 19 2022 at 18:29)
• bUnion for set (28 messages, latest: Jan 18 2022 at 20:57)
• Mochizuki proof of abc conjecture (3 messages, latest: Jan 16 2022 at 16:42)
• ✔ some power of 1/2 less than a positive real (4 messages, latest: Jan 16 2022 at 09:26)
• ✔ set singletons injective (2 messages, latest: Jan 15 2022 at 11:00)
• Thickening and closed thickening (19 messages, latest: Jan 14 2022 at 23:12)
• injections to equiv (61 messages, latest: Jan 14 2022 at 17:38)
• Union of singletons (4 messages, latest: Jan 14 2022 at 17:20)
• set singletons injective (8 messages, latest: Jan 14 2022 at 15:43)
• finsupp.map_range (2 messages, latest: Jan 14 2022 at 06:42)
• linear maps of polynomials (21 messages, latest: Jan 13 2022 at 20:22)
• fintype arrow (10 messages, latest: Jan 13 2022 at 17:01)
• nat-bezout (29 messages, latest: Jan 13 2022 at 14:52)
• pow_cancel_left (4 messages, latest: Jan 13 2022 at 10:37)
• random number generator (18 messages, latest: Jan 13 2022 at 04:27)
• dfinsupp sum ite (9 messages, latest: Jan 12 2022 at 22:37)
• Disjoint union of posets (96 messages, latest: Jan 11 2022 at 22:52)
• Epi iff surjective in Ab. (2 messages, latest: Jan 11 2022 at 22:41)
• function on a union (3 messages, latest: Jan 11 2022 at 15:58)
• min and max of finsupps (16 messages, latest: Jan 11 2022 at 15:42)
• Generalization of mul_eq_one_comm (15 messages, latest: Jan 11 2022 at 13:52)
• mv_polynomial.total_degree of sum (7 messages, latest: Jan 11 2022 at 12:48)
• Disjoint union of finsets (10 messages, latest: Jan 11 2022 at 10:26)
• sub_group_with_zero (4 messages, latest: Jan 11 2022 at 07:37)
• Order on a quotient group (1 message, latest: Jan 10 2022 at 21:01)
• ✔ polynomials spanned by monomials (2 messages, latest: Jan 10 2022 at 11:43)
• polynomials spanned by monomials (4 messages, latest: Jan 10 2022 at 09:05)
• mul_sup for non-negative reals (17 messages, latest: Jan 09 2022 at 18:44)
• 2^n >= n^m (48 messages, latest: Jan 07 2022 at 22:31)
• Regressive induction (15 messages, latest: Jan 07 2022 at 20:23)
• mccoy's theorem (2 messages, latest: Jan 07 2022 at 20:03)
• enumerate nonempty lists (16 messages, latest: Jan 07 2022 at 14:59)
• tactic for specificed commutativity and associativity? (3 messages, latest: Jan 07 2022 at 02:06)
• generalised eventually_at_top (14 messages, latest: Jan 06 2022 at 18:40)
• antiderivative (37 messages, latest: Jan 06 2022 at 18:11)
• Abstracting * and / (21 messages, latest: Jan 06 2022 at 14:00)
• Minimal elements and descending chains (33 messages, latest: Jan 06 2022 at 09:42)
• Criterion for set.finite from finsets (3 messages, latest: Jan 05 2022 at 20:13)
• set.card_to_finset_univ (32 messages, latest: Jan 04 2022 at 23:43)
• real.log in other base (6 messages, latest: Jan 04 2022 at 21:46)
• opposite multiplication for subgroups (7 messages, latest: Jan 04 2022 at 16:20)
• ✔ f^[n] x = x (13 messages, latest: Jan 03 2022 at 04:56)
• Ring for vector spaces (17 messages, latest: Jan 02 2022 at 22:33)
• Minimal relation satisfying trans_gen (14 messages, latest: Jan 02 2022 at 20:09)
• nonemptiness tactic (5 messages, latest: Jan 02 2022 at 17:06)
• f^[n] x = x (4 messages, latest: Jan 01 2022 at 14:03)
• Prop-valued "I am a finite type" (3 messages, latest: Dec 31 2021 at 17:32)
• Multiset functor map with erase_dup (17 messages, latest: Dec 31 2021 at 16:22)
• x in subobject (O(K)) -> (x : K) in subobject K (4 messages, latest: Dec 30 2021 at 22:20)
• flip eq curry swap uncurry (2 messages, latest: Dec 30 2021 at 18:08)
• nat.nat_one_eq_one (16 messages, latest: Dec 30 2021 at 01:13)
• (l₁ S).map σ ≤ l₂ (S.map ⇑σ) (31 messages, latest: Dec 28 2021 at 23:31)
• eventually eventually (11 messages, latest: Dec 28 2021 at 22:18)
• Dual to option.mem_unique? (12 messages, latest: Dec 28 2021 at 22:09)
• ✔ Bounds along filters (11 messages, latest: Dec 28 2021 at 02:17)
• Additive is_scalar_tower (13 messages, latest: Dec 27 2021 at 21:08)
• Unique factorization of complex polynomials (8 messages, latest: Dec 27 2021 at 16:33)
• Continuous bijective from compact to T1 implies homeomorphis (24 messages, latest: Dec 27 2021 at 15:28)
• ✔ ultrafilter is principal if it contains a finite set (2 messages, latest: Dec 27 2021 at 14:57)
• α →* β typeclasses (8 messages, latest: Dec 27 2021 at 11:13)
• ultrafilter is principal if it contains a finite set (13 messages, latest: Dec 27 2021 at 09:29)
• -1 ^ n (15 messages, latest: Dec 26 2021 at 03:00)
• ✔ Measurable of constant on intervals (1 message, latest: Dec 25 2021 at 18:19)
• Measurable of constant on intervals (4 messages, latest: Dec 25 2021 at 18:11)
• U' ⊗ V ≃ Hom(U, V) (5 messages, latest: Dec 25 2021 at 14:41)
• preorder (opposite X) (30 messages, latest: Dec 25 2021 at 01:17)
• ✔ every type can be well-ordered (3 messages, latest: Dec 24 2021 at 02:44)
• every type can be well-ordered (1 message, latest: Dec 24 2021 at 02:27)
• Functoriality of finset (25 messages, latest: Dec 23 2021 at 22:35)
• Power series (21 messages, latest: Dec 23 2021 at 19:49)
• Long line (3 messages, latest: Dec 23 2021 at 17:11)
• Multiply is_lub (9 messages, latest: Dec 23 2021 at 07:20)
• filtered finset cardinality (3 messages, latest: Dec 22 2021 at 22:02)
• [Writing n as p^km](topic/Writing.20n.20as.20p.5Ekm.html) (20 messages, latest: Dec 22 2021 at 18:44)
• sum nonnegative iff elements nonnegative (5 messages, latest: Dec 22 2021 at 10:12)
• Applying ring_equiv.to_ring_hom (9 messages, latest: Dec 22 2021 at 00:07)
• Lifting is_empty instance (6 messages, latest: Dec 21 2021 at 23:55)
• fin n combinatorics (18 messages, latest: Dec 21 2021 at 15:39)
• coinduced/product topologies (16 messages, latest: Dec 20 2021 at 23:16)
• Dependent forall_congr (5 messages, latest: Dec 20 2021 at 23:13)
• Compositum of finite field extensions is finite (24 messages, latest: Dec 20 2021 at 22:34)
• polynomial.eval_eval₂ (12 messages, latest: Dec 20 2021 at 01:02)
• normal extension = normal subgroup (2 messages, latest: Dec 20 2021 at 00:11)
• finsupp.pi (30 messages, latest: Dec 19 2021 at 19:38)
• Computational sum_four_squares (27 messages, latest: Dec 19 2021 at 16:23)
• Normal closure of subfield exists and is finite dimensional (3 messages, latest: Dec 19 2021 at 12:51)
• strict_mono on int (4 messages, latest: Dec 19 2021 at 11:47)
• exists a unique nth element of fin n (5 messages, latest: Dec 18 2021 at 00:18)
• naming help (14 messages, latest: Dec 17 2021 at 20:47)
• Equivalences between containers induced elementwise (13 messages, latest: Dec 17 2021 at 18:03)
• card_filter_fin_lt (5 messages, latest: Dec 17 2021 at 16:01)
• not xor (6 messages, latest: Dec 17 2021 at 12:57)
• Preorder on dfinsupp (6 messages, latest: Dec 17 2021 at 12:25)
• finset.to_list sum (34 messages, latest: Dec 17 2021 at 09:54)
• ✔ monoid_hom from additive to multiplicative structures (2 messages, latest: Dec 17 2021 at 04:14)
• monoid_hom from additive to multiplicative structures (11 messages, latest: Dec 17 2021 at 00:35)
• sqrt (r : \C) * sqrt r (5 messages, latest: Dec 16 2021 at 22:39)
• Algebras over Witt vectors (3 messages, latest: Dec 16 2021 at 21:43)
• ✔ formal power series (2 messages, latest: Dec 16 2021 at 16:07)
• has_pow_of_has_one_has_mul (12 messages, latest: Dec 16 2021 at 15:33)
• finite domain -> finsupp (3 messages, latest: Dec 16 2021 at 13:22)
• computable_pred and primcodable ℚ (4 messages, latest: Dec 16 2021 at 13:18)
• ✔ Quotient of Pi type equivalent to Pi of quotient type (2 messages, latest: Dec 16 2021 at 05:02)
• Quotient of Pi type equivalent to Pi of quotient type (1 message, latest: Dec 16 2021 at 02:21)
• Concrete fraction ring of int (31 messages, latest: Dec 15 2021 at 22:24)
• formal power series (1 message, latest: Dec 15 2021 at 22:07)
• restrict linear equiv to submodules (9 messages, latest: Dec 15 2021 at 15:55)
• prod.tendsto_iff (6 messages, latest: Dec 15 2021 at 09:08)
• order_iso for ennreal rpow (16 messages, latest: Dec 14 2021 at 23:03)
• finset.subsingleton (1 message, latest: Dec 14 2021 at 18:01)
• non finsupp finsupp.dom_congr (4 messages, latest: Dec 14 2021 at 11:19)
• ✔ linear_map.to_span_singleton as an equiv (3 messages, latest: Dec 14 2021 at 10:29)
• ✔ Add group structure on localization (18 messages, latest: Dec 12 2021 at 17:09)
• Equivalent of nat.find for positive integers? (26 messages, latest: Dec 12 2021 at 12:52)
• strict mono f on well-order → x ≤ f x (6 messages, latest: Dec 12 2021 at 03:24)
• imp_trans (8 messages, latest: Dec 12 2021 at 00:59)
• Units of product of topological rings (6 messages, latest: Dec 11 2021 at 18:19)
• equal of le and not lt (7 messages, latest: Dec 11 2021 at 13:49)
• Indexed equality (2 messages, latest: Dec 10 2021 at 18:00)
• order on | (3 messages, latest: Dec 10 2021 at 10:55)
• Big-Oh notation (5 messages, latest: Dec 10 2021 at 10:52)
• Local homeomorphisms (5 messages, latest: Dec 10 2021 at 07:37)
• ✔ Disjoint Union of Graphs, or type overrides (12 messages, latest: Dec 09 2021 at 22:06)
• Disjoint Union of Graphs, or type overrides (1 message, latest: Dec 09 2021 at 20:53)
• polynomial.to_finsupp_iso_linear (2 messages, latest: Dec 08 2021 at 14:37)
• adjoin_eq_Inf (14 messages, latest: Dec 08 2021 at 12:20)
• list.fin_range_succ (10 messages, latest: Dec 07 2021 at 14:14)
• Pointwise set division (6 messages, latest: Dec 07 2021 at 14:10)
• Pointwise topology (12 messages, latest: Dec 07 2021 at 13:57)
• ennreal.frontier_Iic (24 messages, latest: Dec 07 2021 at 08:21)
• Addition of interiors (11 messages, latest: Dec 05 2021 at 12:47)
• ✔ Direct product of posets (4 messages, latest: Dec 04 2021 at 04:25)
• Direct product of posets (5 messages, latest: Dec 04 2021 at 04:14)
• push_cast (14 messages, latest: Dec 02 2021 at 14:30)
• rational power (6 messages, latest: Dec 02 2021 at 12:25)
• ennreal.to_nnreal_le_to_nnreal (4 messages, latest: Nov 30 2021 at 18:32)
• Finite geometric sums (10 messages, latest: Nov 30 2021 at 17:51)
• Additive coercions (9 messages, latest: Nov 29 2021 at 22:22)
• integral translation (4 messages, latest: Nov 29 2021 at 15:39)
• lt add (5 messages, latest: Nov 29 2021 at 12:44)
• interior and ord_connected (4 messages, latest: Nov 28 2021 at 20:22)
• Interior of a set-level (5 messages, latest: Nov 28 2021 at 18:51)
• Order on α ⊕ β (16 messages, latest: Nov 27 2021 at 09:07)
• Smoothness of projection from pi (6 messages, latest: Nov 26 2021 at 21:33)
• Subgroup of topological group (3 messages, latest: Nov 26 2021 at 09:35)
• Conditionally complete lattice (32 messages, latest: Nov 26 2021 at 05:15)
• whiskering adjunctions (2 messages, latest: Nov 26 2021 at 04:52)
• order_of (-1) (17 messages, latest: Nov 25 2021 at 07:51)
• evaluation is right adjoint (3 messages, latest: Nov 24 2021 at 21:42)
• order_iso.map_supr (22 messages, latest: Nov 24 2021 at 15:44)
• Localization of localization (5 messages, latest: Nov 24 2021 at 14:51)
• tactic.trace (7 messages, latest: Nov 24 2021 at 13:09)
• Reindexing a dependent product (16 messages, latest: Nov 24 2021 at 12:01)
• ✔ Product of submonoid in commutative monoid (2 messages, latest: Nov 24 2021 at 09:32)
• Product of submonoid in commutative monoid (8 messages, latest: Nov 24 2021 at 09:10)
• Covering relation (4 messages, latest: Nov 23 2021 at 09:24)
• Convergent implies bounded (13 messages, latest: Nov 23 2021 at 07:36)
• Is there a code for extracting square root? (5 messages, latest: Nov 22 2021 at 17:57)
• Is there code to apply ring in an equation (19 messages, latest: Nov 22 2021 at 17:44)
• characteristic two (1 message, latest: Nov 22 2021 at 16:28)
• Continuity of multilinear maps in finite dimensions (6 messages, latest: Nov 19 2021 at 16:17)
• finset.coe_product (5 messages, latest: Nov 19 2021 at 14:01)
• ✔ Trivial fact about multiplication of nats (1 message, latest: Nov 19 2021 at 13:09)
• Trivial fact about multiplication of nats (11 messages, latest: Nov 19 2021 at 12:09)
• (deleted) (2 messages, latest: Nov 19 2021 at 11:24)
• Structure that recurses(?) (9 messages, latest: Nov 18 2021 at 20:03)
• Projection maps (26 messages, latest: Nov 17 2021 at 21:09)
• Probabilistic method (Erdős method) (1 message, latest: Nov 17 2021 at 09:56)
• function.injective fin (32 messages, latest: Nov 15 2021 at 18:34)
• ✔ If s : X.stalk x, it comes from some \(F(V)\) (2 messages, latest: Nov 14 2021 at 01:37)
• If s : X.stalk x, it comes from some \(F(V)\) (6 messages, latest: Nov 13 2021 at 20:58)
• coe to monoid_algebra (9 messages, latest: Nov 13 2021 at 16:34)
• Map eq cons (5 messages, latest: Nov 13 2021 at 12:38)
• Trace of identity (9 messages, latest: Nov 11 2021 at 10:07)
• finset.lcm of positive integers is positive (3 messages, latest: Nov 10 2021 at 23:43)
• Terminal object of cone F (5 messages, latest: Nov 10 2021 at 09:45)
• convex is supremum of affine (13 messages, latest: Nov 08 2021 at 13:54)
• ideal.span_image (12 messages, latest: Nov 08 2021 at 13:34)
• decl_pos and decl_olean for current file (1 message, latest: Nov 08 2021 at 11:25)
• canonical type with 2 terms in universe u (7 messages, latest: Nov 08 2021 at 01:56)
• Prop-valued "I have one term" (21 messages, latest: Nov 07 2021 at 22:50)
• equality in sigma-types (19 messages, latest: Nov 06 2021 at 23:45)
• complex linear and conj linear parts (3 messages, latest: Nov 06 2021 at 18:40)
• sum.inl is an open map (10 messages, latest: Nov 05 2021 at 22:53)
• Product of i < j and j < i (22 messages, latest: Nov 05 2021 at 17:16)
• Cardinality of (fin).filter (19 messages, latest: Nov 05 2021 at 00:22)
• Smoothness of equiv.prod_assoc (26 messages, latest: Nov 04 2021 at 16:39)
• polynomial.eval_prod for multiset (6 messages, latest: Nov 04 2021 at 14:56)
• The kernel of a mapped polynomial is the map of the kernel (6 messages, latest: Nov 04 2021 at 11:40)
• Use "string" instead of "parse texpr" in interactive tactics (2 messages, latest: Nov 04 2021 at 03:08)
• is_iso_ι_of_forall_is_iso (3 messages, latest: Nov 04 2021 at 02:20)
• order isomorphisms preserve disjointness (32 messages, latest: Nov 03 2021 at 21:24)
• filter nones (6 messages, latest: Nov 03 2021 at 21:06)
• homeomorphism between a normed space and a ball (3 messages, latest: Nov 03 2021 at 04:48)
• graded rings (86 messages, latest: Nov 02 2021 at 22:58)
• 4th isomorphism theorem (7 messages, latest: Nov 02 2021 at 18:22)
• Duplicated pow lemmas (3 messages, latest: Nov 02 2021 at 17:16)
• Differentiable from deriv ≠ 0 (2 messages, latest: Nov 02 2021 at 14:42)
• quot.exact given equivalence (7 messages, latest: Nov 02 2021 at 11:22)
• fin_cases on variables (19 messages, latest: Nov 01 2021 at 18:42)
• Smoothness of linear evaluation map (5 messages, latest: Nov 01 2021 at 13:42)
• Perfect matching (2 messages, latest: Oct 30 2021 at 18:59)
• mul_inv_rev for ring_hom.inverse (19 messages, latest: Oct 29 2021 at 18:26)
• ring.inverse equals has_inv.inv (3 messages, latest: Oct 29 2021 at 13:28)
• finset to list (29 messages, latest: Oct 28 2021 at 17:14)
• intermediate_field.adjoin_splits (2 messages, latest: Oct 27 2021 at 22:05)
• Python <-> Lean (6 messages, latest: Oct 27 2021 at 20:31)
• alg_hom from intermediate_field le (8 messages, latest: Oct 27 2021 at 14:57)
• Ico_succ_left_eq_erase_Ico (7 messages, latest: Oct 27 2021 at 12:28)
• counting function (417 messages, latest: Oct 27 2021 at 07:11)
• Multiset subset decidability (1 message, latest: Oct 26 2021 at 12:27)
• modus tollens in context (6 messages, latest: Oct 26 2021 at 06:30)
• A bdd_above set of finsets is finite (18 messages, latest: Oct 25 2021 at 19:28)
• ✔ ring homomorphism commuting with direct sum inclusion (2 messages, latest: Oct 25 2021 at 17:18)
• ring homomorphism commuting with direct sum inclusion (4 messages, latest: Oct 25 2021 at 17:15)
• Passing coe through a sum (3 messages, latest: Oct 24 2021 at 04:58)
• ite.intro (8 messages, latest: Oct 23 2021 at 22:29)
• Search engine (11 messages, latest: Oct 23 2021 at 01:48)
• list.blend (6 messages, latest: Oct 23 2021 at 01:47)
• ✔ equal prime powers (1 message, latest: Oct 22 2021 at 21:29)
• Preconnection in sigma (26 messages, latest: Oct 22 2021 at 14:25)
• Wedderburn's little theorem (18 messages, latest: Oct 22 2021 at 12:20)
• equal prime powers (20 messages, latest: Oct 21 2021 at 19:53)
• ✔ Should linearith be able to solve this? (1 message, latest: Oct 21 2021 at 10:28)
• Should linearith be able to solve this? (6 messages, latest: Oct 21 2021 at 07:43)
• Kuratowski's theorem (3 messages, latest: Oct 20 2021 at 21:42)
• Preterms/Terms, Preformulas/Formulas (9 messages, latest: Oct 20 2021 at 15:00)
• Cardinality of subgroup (38 messages, latest: Oct 20 2021 at 14:32)
• linear_map_bound_of_ball_bound (13 messages, latest: Oct 20 2021 at 14:31)
• Lattice (module) (8 messages, latest: Oct 20 2021 at 07:06)
• ✔ dimension of direct sum (16 messages, latest: Oct 19 2021 at 14:08)
• Choose multiples outside of an ideal (3 messages, latest: Oct 18 2021 at 18:01)
• decompose conjuction/existence chain (4 messages, latest: Oct 17 2021 at 15:01)
• inversion (10 messages, latest: Oct 17 2021 at 01:54)
• Dirichlet's theorem on arithmetic progressions? (23 messages, latest: Oct 16 2021 at 23:45)
• Integral of complex functions (5 messages, latest: Oct 16 2021 at 20:22)
• Affine independent finset (2 messages, latest: Oct 16 2021 at 20:10)
• uniform convergence on a compact set (3 messages, latest: Oct 15 2021 at 19:08)
• Simple algebra / ring (46 messages, latest: Oct 15 2021 at 17:45)
• finset.sup_attach (7 messages, latest: Oct 15 2021 at 08:36)
• Linear basis from spanning set (15 messages, latest: Oct 14 2021 at 19:47)
• Inf and Sup of smul of a set (39 messages, latest: Oct 14 2021 at 08:33)
• set_like disjoint (2 messages, latest: Oct 13 2021 at 19:08)
• The nonnegative elements (17 messages, latest: Oct 13 2021 at 14:06)
• ✔ Cardinality of subtype as a sum (7 messages, latest: Oct 13 2021 at 12:17)
• Cardinality of subtype as a sum (3 messages, latest: Oct 13 2021 at 00:28)
• Things for which there was no documentation i could find (97 messages, latest: Oct 12 2021 at 20:54)
• Cantor_Bernstein (16 messages, latest: Oct 12 2021 at 16:17)
• fintype_of_fintype_ne (29 messages, latest: Oct 12 2021 at 14:18)
• strict_mono_subseq (4 messages, latest: Oct 12 2021 at 13:25)
• [Definitional lemmas for ⟪, ⟫ℂ](topic/Definitional.20lemmas.20for.20.E2.9F.AA.2C.20.E2.9F.AB.E2.84.82.html) (12 messages, latest: Oct 11 2021 at 20:43)
• Direct sum on fintype (5 messages, latest: Oct 11 2021 at 17:43)
• ✔ mapping a fintype into a finset (4 messages, latest: Oct 11 2021 at 08:07)
• finset.drop_none (13 messages, latest: Oct 10 2021 at 16:23)
• ✔ group to group_with_zero (2 messages, latest: Oct 09 2021 at 22:13)
• group to group_with_zero (2 messages, latest: Oct 09 2021 at 22:10)
• modus ponens in context (23 messages, latest: Oct 09 2021 at 17:46)
• le_mul_of_one_le_of_le' for reals (6 messages, latest: Oct 08 2021 at 21:10)
• finset.extend_by_zero variant (25 messages, latest: Oct 08 2021 at 14:50)
• Provability logics (1 message, latest: Oct 08 2021 at 13:32)
• ✔ nat.log is monotonically decreasing on its first argument (3 messages, latest: Oct 08 2021 at 10:15)
• category of objects with distinguished endomorphism (7 messages, latest: Oct 06 2021 at 21:16)
• two_le_add_inv (8 messages, latest: Oct 05 2021 at 15:56)
• smul_pos (3 messages, latest: Oct 05 2021 at 08:10)
• Infinite series is summable iff 'tail' of series is summable (4 messages, latest: Oct 04 2021 at 21:00)
• ✔ Matrix automation??? (6 messages, latest: Oct 04 2021 at 16:28)
• Matrix automation??? (5 messages, latest: Oct 04 2021 at 16:11)
• Convergence of a complex series bounded by a geometric sum (7 messages, latest: Oct 04 2021 at 12:37)
• nat.log is monotonically decreasing on its first argument (21 messages, latest: Oct 04 2021 at 10:23)
• not_def (4 messages, latest: Oct 03 2021 at 20:55)
• nonempty_of_nonempty_subtype (3 messages, latest: Oct 03 2021 at 15:47)
• order_iso.map_cInf (3 messages, latest: Oct 03 2021 at 08:30)
• (lean 4) witness from (decide p && .. && decide n) (18 messages, latest: Sep 30 2021 at 21:35)
• ✔ supr over units ℤ (2 messages, latest: Sep 30 2021 at 14:32)
• Expression printed as AST (5 messages, latest: Sep 30 2021 at 14:05)
• supr over units ℤ (8 messages, latest: Sep 30 2021 at 12:47)
• extract sublist from list (6 messages, latest: Sep 29 2021 at 08:52)
• no injective function on ordinal (2 messages, latest: Sep 28 2021 at 13:26)
• equiv.symm_trans_rev (3 messages, latest: Sep 28 2021 at 10:49)
• sum.elim on function operations (4 messages, latest: Sep 28 2021 at 07:18)
• value multiplied by a unit is associated (6 messages, latest: Sep 27 2021 at 12:28)
• pi_eq_sum_univ for finsupp (28 messages, latest: Sep 25 2021 at 20:50)
• Grid adjacency graph (9 messages, latest: Sep 24 2021 at 19:00)
• ite_eq_imp_iff (6 messages, latest: Sep 24 2021 at 18:33)
• Restricting domains of functions (9 messages, latest: Sep 24 2021 at 18:06)
• inf_Sup_right (28 messages, latest: Sep 24 2021 at 15:04)
• normed space real of complex (11 messages, latest: Sep 24 2021 at 13:41)
• is_zero_object (4 messages, latest: Sep 23 2021 at 17:51)
• mapping a fintype into a finset (12 messages, latest: Sep 23 2021 at 12:20)
• prime_or_zero for naturals (10 messages, latest: Sep 21 2021 at 18:59)
• cases matching with (10 messages, latest: Sep 21 2021 at 09:45)
• Continuity on basic opens (9 messages, latest: Sep 20 2021 at 23:33)
• succ-free induction on nat (3 messages, latest: Sep 20 2021 at 17:44)
• ✔ Rings of char p are a zmod p algebra (5 messages, latest: Sep 19 2021 at 11:47)
• Field of Fractions (4 messages, latest: Sep 18 2021 at 18:24)
• Diagonalization of symmetric matrices (3 messages, latest: Sep 18 2021 at 17:10)
• finset.center_mass as a linear map (4 messages, latest: Sep 17 2021 at 17:47)
• ✔ Change of basis (4 messages, latest: Sep 17 2021 at 11:37)
• x^p is concave for 0 <= p <= 1 (13 messages, latest: Sep 17 2021 at 10:47)
• add_lt_of_lt_sub (9 messages, latest: Sep 16 2021 at 22:00)
• maximum of a function (5 messages, latest: Sep 16 2021 at 20:38)
• Selecting element from finite type (21 messages, latest: Sep 16 2021 at 16:21)
• eval2 for alg_homs (3 messages, latest: Sep 14 2021 at 19:16)
• specializing forall to a set (6 messages, latest: Sep 14 2021 at 10:44)
• Polynomial from coefficients (10 messages, latest: Sep 11 2021 at 15:11)
• ✔ differentiation on mv_polynomial (5 messages, latest: Sep 11 2021 at 13:29)
• total_on (3 messages, latest: Sep 11 2021 at 10:54)
• Standard inclusion R^n → R^{n+1} (32 messages, latest: Sep 10 2021 at 15:36)
• Generate explanation for expressions (11 messages, latest: Sep 10 2021 at 09:12)
• ✔ Burnside's Lemma & Polya theorem (1 message, latest: Sep 10 2021 at 07:53)
• ✔ Perron-Frobenius Theorem, Cauchy's Interlacing Theorem? (1 message, latest: Sep 10 2021 at 07:53)
• differentiation on mv_polynomial (6 messages, latest: Sep 10 2021 at 05:01)
• Perron-Frobenius Theorem, Cauchy's Interlacing Theorem? (6 messages, latest: Sep 10 2021 at 04:56)
• Burnside's Lemma & Polya theorem (8 messages, latest: Sep 10 2021 at 04:23)
• Units and Jacobson radical (2 messages, latest: Sep 09 2021 at 22:10)
• ✔ Universal Property of finsupp (5 messages, latest: Sep 09 2021 at 15:50)
• ✔ Basis of matrices (1 message, latest: Sep 09 2021 at 14:43)
• trivial group quotient (12 messages, latest: Sep 09 2021 at 10:52)
• Maximal elements of a partial order (8 messages, latest: Sep 08 2021 at 18:55)
• ✔ integral Union (2 messages, latest: Sep 08 2021 at 17:20)
• subsingleton (set A) of is_empty A (12 messages, latest: Sep 08 2021 at 13:43)
• inequality of prod constructor (12 messages, latest: Sep 08 2021 at 13:15)
• nonzero thing in with_zero X (7 messages, latest: Sep 07 2021 at 20:48)
• Basis of matrices (4 messages, latest: Sep 07 2021 at 15:40)
• integral Union (1 message, latest: Sep 07 2021 at 14:52)
• Chicken Mcnugget/Frobenius coin (13 messages, latest: Sep 06 2021 at 23:45)
• ✔ Vector heq (4 messages, latest: Sep 06 2021 at 22:32)
• viewing an expanded term (10 messages, latest: Sep 06 2021 at 20:44)
• map out of algebra.adjoin (9 messages, latest: Sep 06 2021 at 16:36)
• imp_iff_imp_left (2 messages, latest: Sep 06 2021 at 14:14)
• funext for inequalities (45 messages, latest: Sep 06 2021 at 07:36)
• complete_linear_ordered_add_comm_monoid (9 messages, latest: Sep 06 2021 at 06:46)
• Defining function on union (15 messages, latest: Sep 05 2021 at 21:22)
• Vector heq (1 message, latest: Sep 05 2021 at 21:10)
• has_fderiv.mul in normed algebras ? (4 messages, latest: Sep 05 2021 at 21:00)
• polynomial/finsupp.update (3 messages, latest: Sep 05 2021 at 19:33)
• Directed union of subobject (3 messages, latest: Sep 05 2021 at 14:30)
• pi boolean algebra (6 messages, latest: Sep 05 2021 at 11:29)
• AM-GM (6 messages, latest: Sep 04 2021 at 14:51)
• Vandermonde's identity (9 messages, latest: Sep 04 2021 at 06:38)
• mem_iff for subsingletons (2 messages, latest: Sep 03 2021 at 23:26)
• pointwise min and max (13 messages, latest: Sep 02 2021 at 17:14)
• Sandwich product of vectors and matrices (3 messages, latest: Sep 02 2021 at 10:31)
• linear map from bilinear (8 messages, latest: Sep 02 2021 at 09:32)
• Dependent left_inverse (4 messages, latest: Sep 01 2021 at 11:22)
• Create a blueprint (25 messages, latest: Sep 01 2021 at 10:27)
• index of subgroup (8 messages, latest: Sep 01 2021 at 06:42)
• group acting on algebra (23 messages, latest: Aug 31 2021 at 19:40)
• ordered_module ℚ ℝ (2 messages, latest: Aug 30 2021 at 23:31)
• submodule.supr_mul (17 messages, latest: Aug 30 2021 at 22:27)
• Enumerating a finite subset (28 messages, latest: Aug 30 2021 at 13:10)
• Choosing a finset of minimum cardinality (22 messages, latest: Aug 28 2021 at 07:50)
• monoid_hom for units (13 messages, latest: Aug 27 2021 at 06:17)
• ✔ tactic for structural equality (4 messages, latest: Aug 26 2021 at 09:52)
• prod_dite_of_true (38 messages, latest: Aug 25 2021 at 18:54)
• dependent functions out of a sum equivalent to … (4 messages, latest: Aug 25 2021 at 03:44)
• Hartog's theorem (9 messages, latest: Aug 23 2021 at 23:07)
• coprod and prod on submodules (15 messages, latest: Aug 23 2021 at 19:45)
• Behaviour of finrank under morphisms (32 messages, latest: Aug 22 2021 at 22:36)
• Equivalence class of a setoid (5 messages, latest: Aug 22 2021 at 22:17)
• real.cos is positive iff it is within a union of intervals (2 messages, latest: Aug 21 2021 at 19:18)
• constant if fderiv is zero on connected open sets (1 message, latest: Aug 21 2021 at 06:54)
• ✔ Eventually vacuously true statements (1 message, latest: Aug 19 2021 at 21:32)
• ✔ derivative of (f x⁻¹) (1 message, latest: Aug 19 2021 at 21:32)
• ✔ Asymptotics conversions from equivalents (1 message, latest: Aug 19 2021 at 21:32)
• Totally ordered subsets of a partial order (7 messages, latest: Aug 19 2021 at 20:54)
• ✔ Conjugate of a subgroup (7 messages, latest: Aug 19 2021 at 17:21)
• Asymptotics conversions from equivalents (31 messages, latest: Aug 18 2021 at 23:49)
• Eventually vacuously true statements (4 messages, latest: Aug 18 2021 at 17:11)
• finprod of constant func (9 messages, latest: Aug 18 2021 at 14:53)
• derivative of (f x⁻¹) (4 messages, latest: Aug 18 2021 at 12:59)
• nat.smul_one_eq_coe for enat (3 messages, latest: Aug 18 2021 at 12:45)
• Proving cancellation of deriv at non-differentiable points (1 message, latest: Aug 18 2021 at 12:06)
• Divisibility to adic valuation (8 messages, latest: Aug 18 2021 at 11:19)
• Prime dividing a product (3 messages, latest: Aug 18 2021 at 08:16)
• Sigma assoc (3 messages, latest: Aug 18 2021 at 00:37)
• Moving to the limit in equalities (20 messages, latest: Aug 17 2021 at 18:14)
• Euclidean space (3 messages, latest: Aug 16 2021 at 17:24)
• complex vs real limit (28 messages, latest: Aug 15 2021 at 20:34)
• Restricting permutations (17 messages, latest: Aug 15 2021 at 19:20)
• cardinal.lift_sup (11 messages, latest: Aug 15 2021 at 02:01)
• by_contra! (10 messages, latest: Aug 13 2021 at 13:38)
• Nsatz-like tactic (3 messages, latest: Aug 13 2021 at 05:26)
• quot.forall (5 messages, latest: Aug 12 2021 at 23:34)
• real.summable_of_sum_le (6 messages, latest: Aug 11 2021 at 23:43)
• add_rpow_le (3 messages, latest: Aug 11 2021 at 06:26)
• Composition with injective function is an injective operatio (5 messages, latest: Aug 10 2021 at 15:26)
• discrete topology type alias (11 messages, latest: Aug 10 2021 at 13:04)
• Number between integers not an integer (7 messages, latest: Aug 10 2021 at 07:56)
• completion of a ring at an ideal (4 messages, latest: Aug 09 2021 at 20:18)
• Z is discrete (6 messages, latest: Aug 07 2021 at 18:49)
• differential equations (20 messages, latest: Aug 07 2021 at 17:27)
• quotient homeomorphisms (9 messages, latest: Aug 06 2021 at 19:28)
• Weierstrass M-test (12 messages, latest: Aug 06 2021 at 16:16)
• graph, expander graph, cayley graph, … (10 messages, latest: Aug 06 2021 at 14:25)
• One point compactification (26 messages, latest: Aug 05 2021 at 14:44)
• injective scalar actions (14 messages, latest: Aug 05 2021 at 13:16)
• ite or (3 messages, latest: Aug 05 2021 at 13:06)
• equiv for polynomial ring over opposite ring (19 messages, latest: Aug 03 2021 at 20:03)
• cone equiv (7 messages, latest: Aug 03 2021 at 17:28)
• Example in lean (6 messages, latest: Aug 03 2021 at 01:04)
• Continuous empty map (7 messages, latest: Aug 02 2021 at 20:09)
• A submonoid of a cancel_monoid_with_zero also cancels (4 messages, latest: Aug 02 2021 at 15:34)
• Lifting exponent lemma (6 messages, latest: Aug 02 2021 at 14:57)
• Highest prime power dividing a nat? (4 messages, latest: Aug 02 2021 at 09:22)
• Equitable functions (1 message, latest: Aug 01 2021 at 13:38)
• ✔ Clear true tactic (2 messages, latest: Aug 01 2021 at 05:32)
• The submonoid of positive elements (5 messages, latest: Jul 31 2021 at 17:38)
• aargh dfinsupp is constructive (27 messages, latest: Jul 31 2021 at 16:45)
• Hensel's lemma (5 messages, latest: Jul 31 2021 at 13:16)
• saturating addition on the bottom (19 messages, latest: Jul 31 2021 at 10:29)
• factors lemma (30 messages, latest: Jul 30 2021 at 18:36)
• monoid_hom.map_div (4 messages, latest: Jul 29 2021 at 20:30)
• limits as a class? (18 messages, latest: Jul 29 2021 at 16:32)
• monotonicity for sums and products of monotone functions (16 messages, latest: Jul 29 2021 at 15:11)
• Combining functors (4 messages, latest: Jul 28 2021 at 20:27)
• circulant matrix (40 messages, latest: Jul 28 2021 at 17:26)
• Quotient of a ring by a sum of ideals (30 messages, latest: Jul 28 2021 at 09:36)
• multiset.sum (4 messages, latest: Jul 26 2021 at 21:58)
• ✔ Algebra map is injective (7 messages, latest: Jul 25 2021 at 22:42)
• Algebra map is injective (7 messages, latest: Jul 25 2021 at 21:00)
• Sylow subgroups (8 messages, latest: Jul 24 2021 at 16:26)
• bilinear (3 messages, latest: Jul 23 2021 at 12:02)
• finsetoid (13 messages, latest: Jul 23 2021 at 02:39)
• open private (3 messages, latest: Jul 22 2021 at 08:30)
• getting a linear map from a span (13 messages, latest: Jul 22 2021 at 00:11)
• Local expansions of holomorphic functions (35 messages, latest: Jul 21 2021 at 23:38)
• quotient of a group by a subgroup bijects with left cosets (6 messages, latest: Jul 21 2021 at 09:41)
• If f x ≤ f y → x ≤ y, then f is injective (3 messages, latest: Jul 20 2021 at 13:27)
• ✔ monotone limits (1 message, latest: Jul 18 2021 at 14:19)
• ✔ equalities with set differences (1 message, latest: Jul 18 2021 at 14:18)
• ✔ tendsto_induced (1 message, latest: Jul 18 2021 at 14:18)
• Complex Integral of 1/z round the unit circle (30 messages, latest: Jul 17 2021 at 11:04)
• not some implies none (6 messages, latest: Jul 17 2021 at 01:20)
• tendsto_induced (4 messages, latest: Jul 16 2021 at 23:36)
• equalities with set differences (5 messages, latest: Jul 16 2021 at 15:24)
• Lifting lattice structures (2 messages, latest: Jul 16 2021 at 12:25)
• Subsequence of cauchy seq (10 messages, latest: Jul 15 2021 at 23:13)
• Finitely generated algebras, etc (29 messages, latest: Jul 15 2021 at 17:32)
• Different casts from zmod (17 messages, latest: Jul 15 2021 at 09:06)
• Construct finset from set (6 messages, latest: Jul 14 2021 at 16:45)
• Clear true tactic (9 messages, latest: Jul 14 2021 at 11:32)
• submonoid.mem_supr (4 messages, latest: Jul 13 2021 at 19:10)
• lemmas regarding ε > 0 (7 messages, latest: Jul 13 2021 at 15:17)
• polynomial eval_ring_hom and eval_linear_map (6 messages, latest: Jul 12 2021 at 18:12)
• set.finite_mem_finset (3 messages, latest: Jul 12 2021 at 17:18)
• matrix det (15 messages, latest: Jul 11 2021 at 20:05)
• e as limit of (1+1/n)^n (11 messages, latest: Jul 09 2021 at 18:13)
• bex_and (11 messages, latest: Jul 08 2021 at 23:17)
• n < nat.succ m ↔ n ≤ m (7 messages, latest: Jul 08 2021 at 09:11)
• exists_mem_of_ne_empty (5 messages, latest: Jul 07 2021 at 07:03)
• maps_to.restrict_codom (21 messages, latest: Jul 06 2021 at 22:03)
• psd matrices (5 messages, latest: Jul 06 2021 at 04:09)
• Third isomorphism theorem (7 messages, latest: Jul 05 2021 at 14:30)
• compass and straightedge constructions (2 messages, latest: Jul 04 2021 at 19:05)
• Set from finset is finite (5 messages, latest: Jul 04 2021 at 13:30)
• the obvious monadic adjoint (5 messages, latest: Jul 01 2021 at 01:48)
• Congruent triangles (15 messages, latest: Jun 30 2021 at 22:55)
• abs with constant (11 messages, latest: Jun 30 2021 at 17:28)
• The unique ℂ →ₐ\[ℝ\] A given a square root of -1 (28 messages, latest: Jun 29 2021 at 15:49)
• Collecting terms (6 messages, latest: Jun 29 2021 at 13:54)
• a + b - c = a - c + b (3 messages, latest: Jun 29 2021 at 08:47)
• The canonical ℂ →ₐ\[ℝ\] A given a square root of -1 (1 message, latest: Jun 28 2021 at 12:16)
• The linear map to build a pure imaginary number (9 messages, latest: Jun 27 2021 at 21:54)
• connected_space.is_connected_univ (5 messages, latest: Jun 27 2021 at 18:51)
• Existence of Euler Line (5 messages, latest: Jun 25 2021 at 13:35)
• Can I render my Lean as HTML? (9 messages, latest: Jun 25 2021 at 09:19)
• Sum of functions with disjoint supports (2 messages, latest: Jun 24 2021 at 19:58)
• A ≃ (set.univ A) (7 messages, latest: Jun 24 2021 at 13:10)
• intersection of a set and a finset as a finset (7 messages, latest: Jun 23 2021 at 15:42)
• action on a constant is a linear_map (5 messages, latest: Jun 23 2021 at 08:53)
• Homomorphism induced by left composition (11 messages, latest: Jun 23 2021 at 08:48)
• multiset ext nodup (3 messages, latest: Jun 22 2021 at 19:15)
• nat.factorial lemmas (40 messages, latest: Jun 22 2021 at 08:15)
• Factorization algebras (17 messages, latest: Jun 21 2021 at 08:54)
• R[X] is an R-algebra (6 messages, latest: Jun 19 2021 at 13:20)
• Cardinality of union of finsets (4 messages, latest: Jun 18 2021 at 17:22)
• monotone limits (28 messages, latest: Jun 18 2021 at 09:42)
• Homomorphism from the integers descends to \(\mathbb{Z}/n\) (27 messages, latest: Jun 17 2021 at 16:31)
• (ideal.span {d}).quotient is zmod d (5 messages, latest: Jun 17 2021 at 13:36)
• ∈ gmultiples iff divides (6 messages, latest: Jun 17 2021 at 13:09)
• discrete valuation (34 messages, latest: Jun 17 2021 at 13:03)
• arbitrary linear order (4 messages, latest: Jun 16 2021 at 14:15)
• V(I) /\ V(J) = V(I+J) (14 messages, latest: Jun 16 2021 at 02:53)
• Real subX associated to a complex subX (26 messages, latest: Jun 15 2021 at 14:34)
• convex_on of linear_map (3 messages, latest: Jun 14 2021 at 21:17)
• is_closed_prod (4 messages, latest: Jun 12 2021 at 13:15)
• to_module and map_range (9 messages, latest: Jun 12 2021 at 09:51)
• abelian group decomposition (11 messages, latest: Jun 11 2021 at 09:27)
• Localization of categories (12 messages, latest: Jun 10 2021 at 19:12)
• Replace metavariables by appropriate quantifiers (5 messages, latest: Jun 10 2021 at 09:46)
• type class in "forall/exists" (27 messages, latest: Jun 10 2021 at 08:46)
• Status of Cauchy's integral formula (2 messages, latest: Jun 09 2021 at 18:11)
• trivial module, etc (4 messages, latest: Jun 09 2021 at 14:26)
• submodule.quotient.mk as a linear map (7 messages, latest: Jun 08 2021 at 12:21)
• linear_independent lemmas (7 messages, latest: Jun 08 2021 at 05:59)
• div_le_div (1 message, latest: Jun 07 2021 at 18:03)
• Converse of linear_equiv.congr_arg (9 messages, latest: Jun 07 2021 at 15:09)
• Getting the first element of a nonempty list (6 messages, latest: Jun 07 2021 at 13:02)
• fintype across equiv (12 messages, latest: Jun 06 2021 at 16:52)
• nat_floor (74 messages, latest: Jun 06 2021 at 08:46)
• rpow log exp inequalities (21 messages, latest: Jun 04 2021 at 14:12)
• submodule.le_span (23 messages, latest: Jun 04 2021 at 13:26)
• :golf: (9 messages, latest: Jun 04 2021 at 11:02)
• infi_insert' (1 message, latest: Jun 04 2021 at 10:58)
• homotopy groups of spheres (25 messages, latest: Jun 03 2021 at 19:19)
• Derive is_antisymm (2 messages, latest: Jun 03 2021 at 14:50)
• infinite pigeonhole (4 messages, latest: Jun 03 2021 at 05:35)
• Scalar tower of algebras (4 messages, latest: Jun 02 2021 at 20:30)
• sigma_finsupp_to_dfinsupp (12 messages, latest: Jun 02 2021 at 16:15)
• real sequences: filter.tends_to vs. classical def. (5 messages, latest: Jun 02 2021 at 10:23)
• Multiple cases at once (5 messages, latest: Jun 02 2021 at 09:57)
• topological basis on Inf topology (18 messages, latest: May 31 2021 at 22:10)
• maximal linear independent set? (11 messages, latest: May 31 2021 at 11:40)
• Transferring Instances along Equivs (22 messages, latest: May 31 2021 at 05:04)
• Induced map on homs (4 messages, latest: May 30 2021 at 10:39)
• gsmul API (7 messages, latest: May 30 2021 at 07:12)
• The simplex category (11 messages, latest: May 29 2021 at 22:17)
• pass between 𝟙 and ring_hom.id (4 messages, latest: May 29 2021 at 12:54)
• not independent of mem span (2 messages, latest: May 29 2021 at 07:07)
• fintype α ⊕ β → fintype α (16 messages, latest: May 28 2021 at 12:56)
• Image of function as finset (9 messages, latest: May 27 2021 at 19:25)
• Kernel of product morphism (18 messages, latest: May 27 2021 at 13:09)
• nnreal.le_div_iff (9 messages, latest: May 26 2021 at 17:58)
• is_compact.nonempty_inter_of… (5 messages, latest: May 26 2021 at 14:55)
• units Rᵒᵖ and (units R)ᵒᵖ are equivalent (2 messages, latest: May 26 2021 at 14:40)
• has_pow (9 messages, latest: May 26 2021 at 14:35)
• Riemann zeta function (8 messages, latest: May 26 2021 at 10:59)
• continuity of coe_fn : C(α, β) → (α → β) (4 messages, latest: May 26 2021 at 10:30)
• functor.eval (7 messages, latest: May 26 2021 at 10:04)
• topology eq of homeomorph (3 messages, latest: May 25 2021 at 12:23)
• Jacobi determinant of f? (2 messages, latest: May 22 2021 at 17:22)
• what sort of lattice is needed? (9 messages, latest: May 22 2021 at 07:23)
• extension of scalars for a module, complexification (10 messages, latest: May 21 2021 at 16:02)
• direct sums of submodules (16 messages, latest: May 21 2021 at 09:31)
• Sup in nat belongs to set (22 messages, latest: May 21 2021 at 05:43)
• Disjoint union of totally disconnected spaces (7 messages, latest: May 20 2021 at 16:56)
• surjective endomorphism of a noetherian module is injective? (11 messages, latest: May 20 2021 at 02:42)
• Cantor–Zassenhaus or Berlekamp's algorithm (1 message, latest: May 18 2021 at 17:59)
• Complex analysis - order of vanishing (1 message, latest: May 18 2021 at 14:16)
• Propositions on rational integers (3 messages, latest: May 17 2021 at 20:28)
• Subtypes of functions are equivalent to functions to subtype (2 messages, latest: May 17 2021 at 14:00)
• Countability of eventually identity sequences (2 messages, latest: May 17 2021 at 07:32)
• switching between % and | (6 messages, latest: May 17 2021 at 07:17)
• primes in nat and int (7 messages, latest: May 15 2021 at 12:00)
• list.iterate (4 messages, latest: May 13 2021 at 22:10)
• n-ary zip_with (10 messages, latest: May 13 2021 at 19:58)
• unique from empty (42 messages, latest: May 13 2021 at 05:45)
• exact without definitional unfolding (5 messages, latest: May 11 2021 at 18:54)
• Rank of a vector space (18 messages, latest: May 11 2021 at 09:03)
• monotone coercion (65 messages, latest: May 10 2021 at 16:33)
• image of finset in set (4 messages, latest: May 09 2021 at 23:31)
• split_if1 (2 messages, latest: May 09 2021 at 07:53)
• Exists unique in list (7 messages, latest: May 09 2021 at 04:30)
• Localization at units (46 messages, latest: May 08 2021 at 17:23)
• Switch current goal based on pattern (5 messages, latest: May 07 2021 at 13:59)
• pairwise implying R a b (3 messages, latest: May 07 2021 at 00:51)
• integers are closed in reals (18 messages, latest: May 06 2021 at 22:59)
• modules over a ring (35 messages, latest: May 06 2021 at 09:05)
• Splitting product-like hypotheses (3 messages, latest: May 06 2021 at 01:33)
• Absurd patterns (5 messages, latest: May 05 2021 at 17:30)
• Scalar multiplication by reals is continuous (4 messages, latest: May 05 2021 at 16:45)
• has_coe or id (3 messages, latest: May 05 2021 at 09:30)
• set to finset equiv (15 messages, latest: May 05 2021 at 06:28)
• Infimum of equivalence relations is an equivalence relation (7 messages, latest: May 04 2021 at 18:56)
• submodule span of a subset is finite linear combinations (30 messages, latest: May 04 2021 at 12:20)
• perm of prod is prod of perm (8 messages, latest: May 03 2021 at 14:33)
• finsum over product of types (88 messages, latest: May 02 2021 at 13:26)
• ℝ_p and ℂ_p (3 messages, latest: May 02 2021 at 09:21)
• continuous.sum (9 messages, latest: Apr 30 2021 at 21:28)
• fintype of surjective (5 messages, latest: Apr 30 2021 at 16:35)
• Lattice Homomorphisms? (20 messages, latest: Apr 30 2021 at 14:50)
• equivalence class (1 message, latest: Apr 30 2021 at 14:00)
• left_cancel_semigroup ℝ (11 messages, latest: Apr 30 2021 at 08:06)
• multiplicative.of_add commutes with summation (1 message, latest: Apr 29 2021 at 16:23)
• int.div_eq_zero (5 messages, latest: Apr 28 2021 at 12:53)
• composition of locally constant maps (4 messages, latest: Apr 28 2021 at 04:54)
• ring tactics for characteristic p? (79 messages, latest: Apr 27 2021 at 18:28)
• finset.sum over fin (n+1) (4 messages, latest: Apr 26 2021 at 01:02)
• Birthday Problem (50 messages, latest: Apr 25 2021 at 15:04)
• simplify dite (5 messages, latest: Apr 25 2021 at 03:09)
• Product in over X vs fibered product (12 messages, latest: Apr 24 2021 at 14:44)
• findim_eq_one_iff (5 messages, latest: Apr 24 2021 at 12:50)
• dfinsupp.to_finsupp (7 messages, latest: Apr 24 2021 at 08:10)
• R^m is finite dimensional over R (45 messages, latest: Apr 23 2021 at 17:31)
• has_inv.inv as a monoid_hom on groups (7 messages, latest: Apr 22 2021 at 17:51)
• searching by type (5 messages, latest: Apr 22 2021 at 09:30)
• cardinality of disjoint union (8 messages, latest: Apr 21 2021 at 17:09)
• finsupp equiv dfinsupp (2 messages, latest: Apr 20 2021 at 23:20)
• convex hull of an insert (3 messages, latest: Apr 20 2021 at 13:38)
• left/right unification (11 messages, latest: Apr 20 2021 at 12:53)
• modular forms and Hecke operators (7 messages, latest: Apr 19 2021 at 09:07)
• dist on real (3 messages, latest: Apr 18 2021 at 12:13)
• smul_const for filters (9 messages, latest: Apr 17 2021 at 23:25)
• rational functions (17 messages, latest: Apr 17 2021 at 20:28)
• convex hulls and compact convex sets (30 messages, latest: Apr 17 2021 at 19:34)
• diagram chase thingy (7 messages, latest: Apr 16 2021 at 22:10)
• continuous_on.dif (13 messages, latest: Apr 15 2021 at 21:18)
• Scaling of open set is open (11 messages, latest: Apr 15 2021 at 17:42)
• Linear map is continuous if it's continuous at zero (9 messages, latest: Apr 15 2021 at 16:59)
• Additive/Multiplicative closure (10 messages, latest: Apr 15 2021 at 07:40)
• max over compact of continuous (7 messages, latest: Apr 15 2021 at 07:35)
• direct_sum.to_add_monoid_apply (14 messages, latest: Apr 14 2021 at 21:39)
• by symmetry (28 messages, latest: Apr 14 2021 at 08:40)
• Inf of scalar product (3 messages, latest: Apr 13 2021 at 22:50)
• finset.sup' (51 messages, latest: Apr 13 2021 at 07:44)
• Barycentric coordinates (7 messages, latest: Apr 12 2021 at 22:23)
• For naturals m < m', there is a positive integer s.th…. (12 messages, latest: Apr 12 2021 at 20:08)
• Graphs and paths in graphs (40 messages, latest: Apr 11 2021 at 03:05)
• Functorial version of obj (5 messages, latest: Apr 10 2021 at 23:36)
• order dot final (2 messages, latest: Apr 10 2021 at 16:39)
• mul_right_comm_monoid (2 messages, latest: Apr 10 2021 at 00:05)
• total preorder to linear order (18 messages, latest: Apr 09 2021 at 20:50)
• set membership (4 messages, latest: Apr 09 2021 at 20:20)
• fintype.equiv_fin + fin.cast (29 messages, latest: Apr 09 2021 at 16:19)
• tangent bundle is a topological_vector_bundle (10 messages, latest: Apr 09 2021 at 09:00)
• iterate.comm (73 messages, latest: Apr 09 2021 at 07:02)
• exists simplifying ors (3 messages, latest: Apr 08 2021 at 07:31)
• negation of funext? (8 messages, latest: Apr 07 2021 at 14:03)
• Powers of a relation? (8 messages, latest: Apr 07 2021 at 01:57)
• Root Exports (15 messages, latest: Apr 06 2021 at 20:59)
• Ascending chain conditions (38 messages, latest: Apr 06 2021 at 20:07)
• is_closed.graph (12 messages, latest: Apr 06 2021 at 15:02)
• Symmetric matrix eigen-decomposition (7 messages, latest: Apr 06 2021 at 11:58)
• Homeomorphisms between [0,1] and [a,b]? (4 messages, latest: Apr 06 2021 at 08:09)
• equiv.set renamed? (3 messages, latest: Apr 06 2021 at 07:07)
• finset.subset_iff_inter_eq_left / right (14 messages, latest: Apr 06 2021 at 05:31)
• fintype.of_finset alternative (4 messages, latest: Apr 05 2021 at 23:24)
• Eventually monotone sequences converge (7 messages, latest: Apr 05 2021 at 22:42)
• set.finite.of_surjective (3 messages, latest: Apr 05 2021 at 22:01)
• continuous.of_locally_constant (9 messages, latest: Apr 05 2021 at 20:07)
• divisor dividend and remained for nat (3 messages, latest: Apr 05 2021 at 16:59)
• product tends to zero (22 messages, latest: Apr 05 2021 at 16:51)
• {0 -> 1} as a category (10 messages, latest: Apr 02 2021 at 18:51)
• Sums over finsets and fintypes (9 messages, latest: Apr 02 2021 at 12:22)
• algebra_map.injective.linear_independent (5 messages, latest: Apr 01 2021 at 18:57)
• transitive group action (14 messages, latest: Apr 01 2021 at 14:32)
• inequality lemma (18 messages, latest: Mar 31 2021 at 23:38)
• pullbacks in Type u (9 messages, latest: Mar 31 2021 at 07:42)
• Urysohn's Lemma? (6 messages, latest: Mar 30 2021 at 21:18)
• has_terminal.of_is_terminal (5 messages, latest: Mar 30 2021 at 20:03)
• Cardinality of quotient ≤ (7 messages, latest: Mar 30 2021 at 18:20)
• Rank of a linear map is lower semi continuous (8 messages, latest: Mar 30 2021 at 05:27)
• axiom of choice for finite collections? (5 messages, latest: Mar 29 2021 at 20:10)
• Transporting mul_action along a monoid_hom (6 messages, latest: Mar 29 2021 at 10:27)
• submodule.quotient.mk as a linear map? (12 messages, latest: Mar 29 2021 at 02:32)
• (-1)^k when k is an int (2 messages, latest: Mar 28 2021 at 12:42)
• nat.log_mono (7 messages, latest: Mar 26 2021 at 20:49)
• better/best solving AI? (39 messages, latest: Mar 26 2021 at 09:09)
• injective.map_swap (4 messages, latest: Mar 25 2021 at 17:15)
• fin.rotate (57 messages, latest: Mar 24 2021 at 17:40)
• gcd_nsmul_eq_zero? (4 messages, latest: Mar 23 2021 at 08:20)
• left_inverse imples ` α ≃ set.range f` (2 messages, latest: Mar 22 2021 at 18:09)
• group_with_zero morphisms with domain ℚ (37 messages, latest: Mar 21 2021 at 21:36)
• nodup vs. count vs length (7 messages, latest: Mar 21 2021 at 00:21)
• Injectivity of field extensions (4 messages, latest: Mar 20 2021 at 20:46)
• frequently_in_nhds_map (24 messages, latest: Mar 20 2021 at 03:46)
• structure theorem for finite boolean algebras (7 messages, latest: Mar 19 2021 at 18:59)
• no_zero_divisors instance on polynomials? (6 messages, latest: Mar 19 2021 at 08:45)
• mul_neg (8 messages, latest: Mar 19 2021 at 06:57)
• Cancelling in a domain (3 messages, latest: Mar 19 2021 at 06:17)
• line_map (4 messages, latest: Mar 19 2021 at 03:36)
• group.div_self (7 messages, latest: Mar 18 2021 at 12:05)
• Projective R-modules. (44 messages, latest: Mar 17 2021 at 23:19)
• algebraic structures on lists (4 messages, latest: Mar 17 2021 at 16:46)
• singleton embedding (4 messages, latest: Mar 17 2021 at 16:42)
• subsingleton from card = 1 (3 messages, latest: Mar 16 2021 at 16:11)
• IMO 2012-4 (3 messages, latest: Mar 16 2021 at 15:14)
• is_square/is_power (29 messages, latest: Mar 16 2021 at 14:44)
• continuous_sup (12 messages, latest: Mar 16 2021 at 10:57)
• sup norm on continuous functions? (31 messages, latest: Mar 16 2021 at 01:03)
• (continous) linear_maps between p and p.restrict_scalars (1 message, latest: Mar 15 2021 at 14:35)
• transport has_limits w.r.t. equivalence (16 messages, latest: Mar 15 2021 at 14:16)
• Integrals on [0, +inf[ as limits (27 messages, latest: Mar 14 2021 at 22:09)
• break off last term of summation (16 messages, latest: Mar 14 2021 at 16:42)
• Sums and products with multiplicative/additive (3 messages, latest: Mar 14 2021 at 14:59)
• Matrix on edge set for graphs (51 messages, latest: Mar 12 2021 at 19:45)
• finsupp.single (f x) y (f z) = finsupp.single x y z (2 messages, latest: Mar 12 2021 at 16:11)
• poly (a)eval and algebra maps (13 messages, latest: Mar 11 2021 at 19:32)
• Cokers of morphisms of add_comm_groups (5 messages, latest: Mar 11 2021 at 07:30)
• succ_succ_ne_one (27 messages, latest: Mar 11 2021 at 06:13)
• Correct setting for positive shifts of intervals (37 messages, latest: Mar 10 2021 at 20:27)
• list.update_nth_same (9 messages, latest: Mar 10 2021 at 13:49)
• le on option (5 messages, latest: Mar 09 2021 at 19:30)
• Bilinear form on finsupp (6 messages, latest: Mar 09 2021 at 18:25)
• Reduce like operation for finite sets (14 messages, latest: Mar 08 2021 at 22:58)
• add_sub_swap (5 messages, latest: Mar 08 2021 at 12:28)
• generators smul generators generate (76 messages, latest: Mar 07 2021 at 15:08)
• affine span is convex (6 messages, latest: Mar 06 2021 at 23:20)
• G-module maps (20 messages, latest: Mar 06 2021 at 20:03)
• Sum is linear (19 messages, latest: Mar 06 2021 at 18:53)
• list.update_same (2 messages, latest: Mar 04 2021 at 13:47)
• le_or_le (7 messages, latest: Mar 04 2021 at 07:55)
• functor.comp as a functor (3 messages, latest: Mar 03 2021 at 21:06)
• Is there a ring instance on a semiring that is a ℤ-alge… (9 messages, latest: Mar 03 2021 at 08:47)
• ne of mem and not mem (12 messages, latest: Mar 03 2021 at 03:47)
• topology without filters (3 messages, latest: Mar 02 2021 at 05:11)
• Category of diagrams (5 messages, latest: Mar 01 2021 at 23:25)
• linear image of segment (5 messages, latest: Mar 01 2021 at 23:09)
• linear map to matrices, ring_equiv (41 messages, latest: Mar 01 2021 at 19:35)
• classicalize (80 messages, latest: Mar 01 2021 at 10:04)
• inequality involving /2 (6 messages, latest: Mar 01 2021 at 07:32)
• "Reversing" fin (10 messages, latest: Feb 28 2021 at 12:25)
• Filter golf (83 messages, latest: Feb 27 2021 at 16:44)
• A strict_mono function from ℕ is determined by its image (3 messages, latest: Feb 27 2021 at 16:22)
• nonempty linear_order (4 messages, latest: Feb 27 2021 at 08:38)
• measure theory for algebraists (8 messages, latest: Feb 26 2021 at 21:56)
• constructing subalgebra without duplicate axioms (2 messages, latest: Feb 25 2021 at 19:40)
• Chauchy-Schwarz (9 messages, latest: Feb 24 2021 at 18:11)
• Transitive symmetric relations (12 messages, latest: Feb 24 2021 at 13:17)
• mem_span_of_mem_span (11 messages, latest: Feb 23 2021 at 13:07)
• well-founded linear order on a type (3 messages, latest: Feb 22 2021 at 22:13)
• Unfolding let bindings in hypotheses (81 messages, latest: Feb 22 2021 at 18:17)
• Finiteness of balls in the integers (5 messages, latest: Feb 22 2021 at 14:28)
• linear maps in the constructor for power_series (6 messages, latest: Feb 22 2021 at 13:34)
• Order from embedding (50 messages, latest: Feb 21 2021 at 17:21)
• Integrals on [0, +inf] as limits (1 message, latest: Feb 20 2021 at 23:10)
• A typeclass for nat subtraction (18 messages, latest: Feb 20 2021 at 18:41)
• int.iterate (8 messages, latest: Feb 20 2021 at 17:10)
• functors and universe constraints (10 messages, latest: Feb 20 2021 at 09:35)
• distinct (14 messages, latest: Feb 19 2021 at 19:31)
• Linear indep of nonzero smul (1 message, latest: Feb 19 2021 at 17:31)
• General lift (5 messages, latest: Feb 19 2021 at 16:51)
• Simple integral calculations (27 messages, latest: Feb 19 2021 at 08:53)
• by_cases foo, {finish} (9 messages, latest: Feb 18 2021 at 22:31)
• nontrivial matrices (6 messages, latest: Feb 18 2021 at 17:13)
• Converting from one type to another (15 messages, latest: Feb 18 2021 at 15:29)
• integral_restrict (20 messages, latest: Feb 18 2021 at 12:53)
• assume h and then prove cases for h and not h (11 messages, latest: Feb 18 2021 at 10:37)
• list.nth is either none (5 messages, latest: Feb 16 2021 at 19:29)
• set.erase (3 messages, latest: Feb 16 2021 at 17:57)
• complement of finite in infinite is infinite (21 messages, latest: Feb 16 2021 at 17:39)
• monotone increasing or decreasing subsequence (11 messages, latest: Feb 16 2021 at 02:59)
• additive functors (8 messages, latest: Feb 16 2021 at 02:01)
• Krull dimension, regular rings (8 messages, latest: Feb 15 2021 at 11:56)
• not_mem lemmas (4 messages, latest: Feb 15 2021 at 06:55)
• Injective map inducing perm group homomorphism (2 messages, latest: Feb 15 2021 at 04:15)
• range with step (7 messages, latest: Feb 14 2021 at 17:54)
• different gcd's? (16 messages, latest: Feb 13 2021 at 01:57)
• linear maps (4 messages, latest: Feb 11 2021 at 11:05)
• Homomorphism estensionnality (7 messages, latest: Feb 11 2021 at 09:39)
• lt_of_add_lt (9 messages, latest: Feb 11 2021 at 08:21)
• First isomorphism theorem for rings (33 messages, latest: Feb 11 2021 at 06:48)
• discrete bot (2 messages, latest: Feb 10 2021 at 21:36)
• fintype_of_univ_finite (2 messages, latest: Feb 10 2021 at 21:36)
• primes associated of dvd (20 messages, latest: Feb 10 2021 at 19:33)
• Special cases of Fermat's Last Theorem (10 messages, latest: Feb 10 2021 at 11:28)
• powers are monotone in the base (6 messages, latest: Feb 10 2021 at 06:42)
• prime generator of prime ideal (3 messages, latest: Feb 09 2021 at 10:19)
• Membership in Sup of submodules (7 messages, latest: Feb 09 2021 at 03:47)
• linear map of subspace ne top (12 messages, latest: Feb 06 2021 at 02:45)
• P-adic valuation on polynomials (21 messages, latest: Feb 05 2021 at 15:41)
• evaluation map from sets to sets (16 messages, latest: Feb 03 2021 at 23:07)
• Halves of a sorted list are related (52 messages, latest: Feb 03 2021 at 19:14)
• lifting sub from Q to N? (6 messages, latest: Feb 03 2021 at 17:45)
• lt on functions (2 messages, latest: Feb 03 2021 at 14:37)
• tsum_lt? (39 messages, latest: Feb 03 2021 at 14:24)
• nat.find_ge_of_not? (5 messages, latest: Feb 03 2021 at 00:04)
• real.log_ne_zero_iff? (25 messages, latest: Feb 02 2021 at 13:23)
• Swapping quotients (2 messages, latest: Feb 02 2021 at 04:35)
• Semifields? (53 messages, latest: Feb 01 2021 at 21:27)
• Quotient thing (7 messages, latest: Feb 01 2021 at 16:28)
• exists_unique from equiv (17 messages, latest: Feb 01 2021 at 12:36)
• induction on n where n ≠ 0 (32 messages, latest: Feb 01 2021 at 06:30)
• int in other universes (9 messages, latest: Jan 31 2021 at 21:41)
• norm as a quadratic form (6 messages, latest: Jan 31 2021 at 18:26)
• saturated submonoids, kernels and beyond (25 messages, latest: Jan 31 2021 at 17:51)
• degree_prod (22 messages, latest: Jan 31 2021 at 07:30)
• condition on type class (5 messages, latest: Jan 30 2021 at 22:42)
• Bezout (12 messages, latest: Jan 30 2021 at 00:56)
• Inverse finset.product (12 messages, latest: Jan 29 2021 at 17:24)
• Get single element from finset (10 messages, latest: Jan 29 2021 at 15:14)
• Is there a definition of a Z-module nZ for any n? (7 messages, latest: Jan 29 2021 at 14:19)
• holomorphic functions on the upper half plane (18 messages, latest: Jan 27 2021 at 15:05)
• Liquid Tensor Experiment (3 messages, latest: Jan 25 2021 at 07:07)
• Bilattices (16 messages, latest: Jan 23 2021 at 17:54)
• finite_dimensional_of_findim_pos (2 messages, latest: Jan 22 2021 at 19:15)
• cardinal.pos_of_one_le (10 messages, latest: Jan 22 2021 at 16:49)
• matrix.dot_product is a linear map (5 messages, latest: Jan 22 2021 at 09:30)
• Application of add_monoid_hom distributes over sum (3 messages, latest: Jan 22 2021 at 08:50)
• minimal_polynomial_degree_one (3 messages, latest: Jan 22 2021 at 02:57)
• monotonicty of l^p norms (6 messages, latest: Jan 21 2021 at 13:25)
• Indexing with multiset (19 messages, latest: Jan 21 2021 at 00:28)
• even powers (7 messages, latest: Jan 20 2021 at 20:36)
• wikipedia flavored stochastic_process (1 message, latest: Jan 20 2021 at 20:25)
• nat cast is a member of ideal / subring if 1 is (3 messages, latest: Jan 19 2021 at 16:51)
• iff.intro quotient.exact' quotient.sound' (8 messages, latest: Jan 19 2021 at 12:58)
• subset of subset (12 messages, latest: Jan 18 2021 at 21:54)
• can assume n is minimal (6 messages, latest: Jan 18 2021 at 15:36)
• list.update_nth_comm (2 messages, latest: Jan 16 2021 at 22:29)
• A Different finset.fold (5 messages, latest: Jan 16 2021 at 12:10)
• Classical Choice on finset (7 messages, latest: Jan 15 2021 at 21:32)
• Matrix multiplication (4 messages, latest: Jan 15 2021 at 14:28)
• comm_semiring structure on constructible subsets (111 messages, latest: Jan 14 2021 at 20:48)
• structure preserving maps (3 messages, latest: Jan 14 2021 at 15:15)
• monotone right inverse (3 messages, latest: Jan 14 2021 at 12:51)
• class instance in hypothesis (9 messages, latest: Jan 14 2021 at 00:21)
• Zeta functions (27 messages, latest: Jan 13 2021 at 22:16)
• A typeclass for (r : R) (x y : A) : (r • x)*y = r • (x*y) (7 messages, latest: Jan 13 2021 at 18:02)
• Summing over monoid_hom.range (7 messages, latest: Jan 12 2021 at 20:21)
• ite lemma (5 messages, latest: Jan 12 2021 at 19:47)
• Swap List Element (3 messages, latest: Jan 12 2021 at 13:07)
• Bézout's identity (15 messages, latest: Jan 12 2021 at 11:47)
• If an equiv is contained with a set then so is its inverse (7 messages, latest: Jan 12 2021 at 10:44)
• Generic Types (5 messages, latest: Jan 12 2021 at 05:44)
• Flatten Option (24 messages, latest: Jan 11 2021 at 19:10)
• cardinal (11 messages, latest: Jan 11 2021 at 15:45)
• Bicommutant (2 messages, latest: Jan 10 2021 at 04:45)
• Is there code for det (8 messages, latest: Jan 09 2021 at 23:44)
• The closed interval [0,1] (4 messages, latest: Jan 09 2021 at 21:00)
• n = m if fin m ≃ fin n (7 messages, latest: Jan 08 2021 at 20:42)
• a * a ∣ b * b → a ∣ b on the integers (8 messages, latest: Jan 06 2021 at 11:34)
• telescoping sum (5 messages, latest: Jan 05 2021 at 08:37)
• Member of a set is a member of its span (7 messages, latest: Jan 05 2021 at 08:26)
• measure_space.pi (5 messages, latest: Jan 03 2021 at 23:22)
• Simple Subtype (6 messages, latest: Jan 03 2021 at 21:41)
• Maximal ideals are pairwise coprime (5 messages, latest: Jan 03 2021 at 20:03)
• Mapping finset.univ along an equiv gives finset.univ (2 messages, latest: Jan 03 2021 at 18:38)
• API for Z/(n) = zmod n (7 messages, latest: Jan 02 2021 at 06:34)
• Classification of finite-dimensional vector spaces (36 messages, latest: Jan 02 2021 at 06:18)
• Symmetric maps on n variables (3 messages, latest: Jan 01 2021 at 19:02)
• Closure Operators / Matroids (42 messages, latest: Jan 01 2021 at 02:14)
• Function Property for rel (4 messages, latest: Dec 31 2020 at 21:07)
• add_subgroup of normed_group (3 messages, latest: Dec 31 2020 at 20:22)
• injective.ne (63 messages, latest: Dec 31 2020 at 12:01)
• Automorphisms of ℂ (6 messages, latest: Dec 31 2020 at 07:04)
• integer polynomials (4 messages, latest: Dec 29 2020 at 17:23)
• Membership-Proof in filter (2 messages, latest: Dec 28 2020 at 17:13)
• (m+n)!/(m!n!) (45 messages, latest: Dec 28 2020 at 14:46)
• nth_le with different le (3 messages, latest: Dec 26 2020 at 20:50)
• Filtered category equivalence (7 messages, latest: Dec 24 2020 at 15:15)
• ∀ a₁ a₂ : A, f a₁ a₂ = f a₂ a₁ (42 messages, latest: Dec 22 2020 at 21:35)
• columns not linear_independent implies determinant zero (2 messages, latest: Dec 22 2020 at 13:29)
• Split prop into T/F cases (2 messages, latest: Dec 21 2020 at 22:32)
• Characterization of closed subspace (16 messages, latest: Dec 21 2020 at 19:22)
• homeo of induced by equiv (7 messages, latest: Dec 18 2020 at 23:25)
• smul of tmul by ℕ and ℤ (10 messages, latest: Dec 18 2020 at 18:14)
• multiset.filter_count (3 messages, latest: Dec 18 2020 at 12:15)
• intervals, abs and shifts (10 messages, latest: Dec 18 2020 at 09:36)
• work_on_goals (7 messages, latest: Dec 17 2020 at 22:15)
• set with two elements (13 messages, latest: Dec 17 2020 at 02:46)
• metavariable (9 messages, latest: Dec 16 2020 at 22:34)
• Exponential (72 messages, latest: Dec 16 2020 at 21:34)
• disjoint_nhds_finite_of_t2 (130 messages, latest: Dec 16 2020 at 17:29)
• Functor commutes with finite (co)limits (21 messages, latest: Dec 15 2020 at 18:02)
• How can one represent Calculus limits using filters? (20 messages, latest: Dec 15 2020 at 09:42)
• mul_zero_class ℕ (6 messages, latest: Dec 15 2020 at 04:37)
• Partial sums bounded implies summable (17 messages, latest: Dec 14 2020 at 11:10)
• (commutative)-semirng (105 messages, latest: Dec 14 2020 at 09:43)
• completion of boolean algebra (4 messages, latest: Dec 13 2020 at 15:59)
• Induction on lattices (10 messages, latest: Dec 12 2020 at 22:19)
• finset.has_coe_to_sort (9 messages, latest: Dec 12 2020 at 20:54)
• Inner product space is metric space (7 messages, latest: Dec 12 2020 at 20:50)
• semidecidable (26 messages, latest: Dec 12 2020 at 14:52)
• mul_action on quotient_group.quotient (4 messages, latest: Dec 12 2020 at 13:23)
• If it's not sum.inr then it's sum.inr (40 messages, latest: Dec 12 2020 at 12:16)
• Best way to choose five distinct elements from a set? (14 messages, latest: Dec 12 2020 at 09:15)
• extend to set.insert (4 messages, latest: Dec 12 2020 at 08:33)
• range(n,m) (7 messages, latest: Dec 11 2020 at 13:17)
• int_to_expr (1 message, latest: Dec 11 2020 at 13:02)
• interchange sum (40 messages, latest: Dec 11 2020 at 12:05)
• Does mathlib have infinity and a type of extended reals? (14 messages, latest: Dec 11 2020 at 11:57)
• A bounded set of integers is finite (25 messages, latest: Dec 11 2020 at 00:19)
• finset.comap (10 messages, latest: Dec 10 2020 at 21:09)
• An add_monoid_hom is a linear_map ℤ (62 messages, latest: Dec 10 2020 at 13:30)
• compute degree and leading term (8 messages, latest: Dec 09 2020 at 14:56)
• Probability measure of B(R) and B([0,1]) (18 messages, latest: Dec 09 2020 at 02:59)
• continuous implies integrable (16 messages, latest: Dec 09 2020 at 02:42)
• pi_instance for products (7 messages, latest: Dec 09 2020 at 02:24)
• Converting a finset to a list (16 messages, latest: Dec 08 2020 at 17:44)
• Should I be using has_dist vs abbreviation metric (9 messages, latest: Dec 08 2020 at 14:58)
• [The subgroup containing only 1 and x when xx=1](topic/The.20subgroup.20containing.20only.201.20and.20x.20when.20xx.3D1.html) (21 messages, latest: Dec 08 2020 at 07:54)
• quotient.exists_rep without a typeclass instance (17 messages, latest: Dec 07 2020 at 22:13)
• Presheaves have all (co)limits (13 messages, latest: Dec 07 2020 at 17:29)
• Is this a good foundational definition for random variable? (73 messages, latest: Dec 07 2020 at 13:54)
• equiv.perm.sign (equiv.sum_congr σa σb) = σa.sign * σb.sign (4 messages, latest: Dec 07 2020 at 10:07)
• BNF (1 message, latest: Dec 07 2020 at 01:06)
• How do I make a Wikipedia-style metric space in Lean? (183 messages, latest: Dec 07 2020 at 00:23)
• Are [0,1], (0,1), [0,oo) predefined in mathlib.20predefined.20in.20mathlib.html) (12 messages, latest: Dec 06 2020 at 19:04)
• Quotient of a fintype is a fintype (8 messages, latest: Dec 06 2020 at 11:15)
• where is the code for group.to_monoid (2 messages, latest: Dec 06 2020 at 05:10)
• Basis for quotient of polynomial ring (12 messages, latest: Dec 04 2020 at 19:07)
• (he.to_matrix v)ᵀ i = he.repr (v i) (10 messages, latest: Dec 04 2020 at 11:42)
• Image of submodule under linear map (11 messages, latest: Dec 04 2020 at 08:19)
• Algebraic extension of algebraically closed field (7 messages, latest: Dec 04 2020 at 01:58)
• metrics are nonnegative (52 messages, latest: Dec 03 2020 at 23:44)
• (@univ $ perm ι).card = (card ι).factorial (16 messages, latest: Dec 03 2020 at 17:56)
• A vector range (7 messages, latest: Dec 03 2020 at 10:04)
• Splitting(?) an ultrafilter (14 messages, latest: Dec 02 2020 at 23:27)
• finset.sum_surj (19 messages, latest: Dec 02 2020 at 16:49)
• Instances on sum.elim A B i (31 messages, latest: Dec 02 2020 at 14:09)
• The tensor product of two multilinear maps is a multiline… (10 messages, latest: Dec 02 2020 at 09:42)
• The linear map from a b : A, a ⊗ₜ b to a * b (2 messages, latest: Dec 02 2020 at 08:49)
• convex polyhedra (21 messages, latest: Dec 01 2020 at 21:20)
• is this lemma true? (4 messages, latest: Nov 30 2020 at 21:33)
• Simple nat.sqrt lemmas (7 messages, latest: Nov 30 2020 at 20:23)
• integral of piecewise constant function (10 messages, latest: Nov 30 2020 at 16:20)
• [or.elim into Type](topic/or.2Eelim.20into.20Type.html) (5 messages, latest: Nov 29 2020 at 21:05)
• Splitting a finset.sum over an involutive function (13 messages, latest: Nov 28 2020 at 11:30)
• Guessing the structure from the axioms (5 messages, latest: Nov 27 2020 at 19:18)
• eval_zero is a bundled semiring hom (29 messages, latest: Nov 27 2020 at 19:10)
• If f is a multilinear map then λ v, f (v ∘ σ) is too (11 messages, latest: Nov 27 2020 at 18:47)
• gsmul and smul commute (4 messages, latest: Nov 27 2020 at 18:37)
• x.pred < y.pred iff x < y (6 messages, latest: Nov 26 2020 at 16:27)
• sum.elim (f ∘ sum.inl) (f ∘ sum.inr) = f (58 messages, latest: Nov 26 2020 at 15:57)
• name-hunt: Union_of_singleton? (18 messages, latest: Nov 26 2020 at 14:03)
• monad finset (3 messages, latest: Nov 26 2020 at 11:46)
• fin (n + m) → fin n ⊕ fin m (17 messages, latest: Nov 25 2020 at 18:27)
• t2_space instances for disjoint union (5 messages, latest: Nov 25 2020 at 15:31)
• disjoint sets in djsoint union (20 messages, latest: Nov 24 2020 at 22:59)
• Running doc-gen against an external repository (26 messages, latest: Nov 23 2020 at 19:13)
• has_mem for subgroup of units (8 messages, latest: Nov 23 2020 at 16:30)
• linear_ordered_comm_group (3 messages, latest: Nov 20 2020 at 20:12)
• Submonoids under which mul_action.smul is closed (66 messages, latest: Nov 20 2020 at 04:21)
• free_abelian_group.of is injective (25 messages, latest: Nov 18 2020 at 13:09)
• algebra R (M →ₗ[R] M) (28 messages, latest: Nov 18 2020 at 12:34)
• ∀ (r : ℝ), ∥r∥^2 = r * r (12 messages, latest: Nov 17 2020 at 14:42)
• Triviality of a quotient group implying subgroup is top (5 messages, latest: Nov 17 2020 at 05:51)
• take pairs (10 messages, latest: Nov 16 2020 at 10:05)
• probability (135 messages, latest: Nov 15 2020 at 15:19)
• Inline type hints (4 messages, latest: Nov 15 2020 at 01:03)
• Distributing prod.fst or prod.snd over an ite (6 messages, latest: Nov 13 2020 at 20:50)
• finite groups? (4 messages, latest: Nov 11 2020 at 19:39)
• Difference between submodules (44 messages, latest: Nov 10 2020 at 14:50)
• set.univ is \top (9 messages, latest: Nov 10 2020 at 14:39)
• two parallel hypotheses in a lemma (27 messages, latest: Nov 10 2020 at 09:15)
• Multiplication of sets (17 messages, latest: Nov 09 2020 at 23:27)
• Monoid hom preserves identity (24 messages, latest: Nov 09 2020 at 15:45)
• totally disconnected of discrete (15 messages, latest: Nov 08 2020 at 19:43)
• Grp is not CCC (40 messages, latest: Nov 06 2020 at 19:03)
• mem.span (191 messages, latest: Nov 04 2020 at 22:52)
• mul_action_hom (9 messages, latest: Nov 03 2020 at 15:46)
• concrete limits in Type (12 messages, latest: Nov 02 2020 at 20:37)
• nat.rec? (12 messages, latest: Oct 31 2020 at 21:22)
• Subset of finset is finset (36 messages, latest: Oct 31 2020 at 16:43)
• Hilbert space is isometric to its dual (77 messages, latest: Oct 30 2020 at 01:25)
• nat.eq_of_fin_equiv (18 messages, latest: Oct 28 2020 at 22:38)
• The category of finite sets (28 messages, latest: Oct 27 2020 at 18:26)
• Surreal numbers (19 messages, latest: Oct 27 2020 at 15:28)
• Simple integer divisibility (8 messages, latest: Oct 27 2020 at 14:53)
• left/right cancelative semiring (64 messages, latest: Oct 27 2020 at 09:51)
• Convexity and products (7 messages, latest: Oct 25 2020 at 22:41)
• Computing limit as x approaches some number or infinity (16 messages, latest: Oct 25 2020 at 22:26)
• Degree of the remainder of polynomial division (3 messages, latest: Oct 25 2020 at 03:28)
• Tactic for unions, intersections (36 messages, latest: Oct 24 2020 at 21:20)
• extension of scalars (8 messages, latest: Oct 24 2020 at 17:26)
• finset.fold of option.lift_or_get (8 messages, latest: Oct 23 2020 at 20:10)
• Product of a reversed list is inverse of product of inverses (72 messages, latest: Oct 23 2020 at 15:06)
• Formal partial derivative (3 messages, latest: Oct 23 2020 at 09:25)
• Single variable complex analysis (127 messages, latest: Oct 22 2020 at 20:57)
• {0, …, (i : fin n)} (42 messages, latest: Oct 22 2020 at 13:58)
• [monomial (n a) = aX^n](topic/monomial.20(n.20a).20.3D.20aX.5En.html) (22 messages, latest: Oct 22 2020 at 08:33)
• an abel-like tactic for nat? (7 messages, latest: Oct 22 2020 at 00:19)
• Absolute value for cardinality (12 messages, latest: Oct 21 2020 at 23:04)
• non-dense orders (13 messages, latest: Oct 21 2020 at 12:15)
• dependent type in inductive variant? (56 messages, latest: Oct 18 2020 at 17:27)
• infinite sequence (10 messages, latest: Oct 18 2020 at 12:19)
• sheafification of presheaf of ab groups (28 messages, latest: Oct 18 2020 at 04:07)
• Locally convex spaces and convinient vector spaces (4 messages, latest: Oct 17 2020 at 11:17)
• big_operators and bijections (10 messages, latest: Oct 17 2020 at 04:27)
• Basic cardinality calculation (34 messages, latest: Oct 16 2020 at 20:14)
• A bundled version of pow.is_monoid_hom? (3 messages, latest: Oct 15 2020 at 14:42)
• finsupp.sum commutes with monoid_hom (18 messages, latest: Oct 15 2020 at 10:09)
• signed (fin 2^n) ? (5 messages, latest: Oct 15 2020 at 06:44)
• Canonical subsets of sum (22 messages, latest: Oct 13 2020 at 15:39)
• Möbius function (6 messages, latest: Oct 13 2020 at 07:56)
• continuous_linear_equiv (15 messages, latest: Oct 12 2020 at 15:55)
• pattern matching prop? (78 messages, latest: Oct 12 2020 at 06:29)
• int.bit1_ne_zero (1 message, latest: Oct 11 2020 at 20:13)
• has_sum of partial sums (5 messages, latest: Oct 11 2020 at 08:46)
• Destruct multiple disjunctions (9 messages, latest: Oct 11 2020 at 07:15)
• colimit of Hom (12 messages, latest: Oct 10 2020 at 18:53)
• finset α from finset (α⊕ β) (12 messages, latest: Oct 10 2020 at 09:14)
• is_basis + is_scalar_tower (2 messages, latest: Oct 10 2020 at 06:56)
• Submodules of polynomial rings of bounded degree (2 messages, latest: Oct 09 2020 at 21:21)
• summable_abs_iff (2 messages, latest: Oct 09 2020 at 04:41)
• More point set topology questions (38 messages, latest: Oct 08 2020 at 22:49)
• is_open_iff_ultrafilter (7 messages, latest: Oct 08 2020 at 08:26)
• swapping exists and or (33 messages, latest: Oct 08 2020 at 00:38)
• subtype.coind for linear_map and other homs? (3 messages, latest: Oct 07 2020 at 14:35)
• defining a polynomial (7 messages, latest: Oct 06 2020 at 23:03)
• Parser combinators (5 messages, latest: Oct 06 2020 at 22:28)
• Pi (41 messages, latest: Oct 06 2020 at 22:00)
• Closure of set of sets under finite intersections (4 messages, latest: Oct 06 2020 at 21:15)
• Simple set theory nonsense (13 messages, latest: Oct 06 2020 at 15:28)
• subset of finset is finite (10 messages, latest: Oct 06 2020 at 13:15)
• equivalent formulation of "is not divisible" (2 messages, latest: Oct 06 2020 at 03:04)
• smallest element of a set? (28 messages, latest: Oct 05 2020 at 22:29)
• A lemma about ultrafilters (3 messages, latest: Oct 05 2020 at 14:24)
• Semigroup morphisms (22 messages, latest: Oct 05 2020 at 09:36)
• head of a list? (6 messages, latest: Oct 05 2020 at 08:00)
• mv_power_series (12 messages, latest: Oct 04 2020 at 21:02)
• tactic to eliminate double negation (24 messages, latest: Oct 04 2020 at 18:17)
• A polynomial splits if it has enough roots (11 messages, latest: Oct 04 2020 at 10:41)
• typeof (3 messages, latest: Oct 04 2020 at 00:56)
• bidirectional maps? (93 messages, latest: Oct 02 2020 at 06:39)
• Subgroups of the integers (9 messages, latest: Oct 02 2020 at 04:18)
• Insert lemmas (3 messages, latest: Oct 01 2020 at 17:42)
• bit mod two (6 messages, latest: Oct 01 2020 at 08:35)
• algebra.adjoin is subring.closure (6 messages, latest: Sep 30 2020 at 16:25)
• Induction over a generating set (9 messages, latest: Sep 30 2020 at 13:57)
• mul_left_cancel' for modules (5 messages, latest: Sep 30 2020 at 03:10)
• cardinality of set of fintype? (9 messages, latest: Sep 29 2020 at 06:02)
• semiring+algebra => ring (22 messages, latest: Sep 28 2020 at 09:55)
• p divides x-x^p (9 messages, latest: Sep 26 2020 at 22:45)
• Monoid instance on End(X) (3 messages, latest: Sep 25 2020 at 16:26)
• quotient by monoid action (59 messages, latest: Sep 24 2020 at 17:08)
• has_limits of has_limits and creates_limits (7 messages, latest: Sep 24 2020 at 14:26)
• involutive f ↔ f ∘ f = id (32 messages, latest: Sep 24 2020 at 14:10)
• Pushforward(?) topology (3 messages, latest: Sep 24 2020 at 13:48)
• dvd_of_pow_dvd_pow (2 messages, latest: Sep 24 2020 at 07:34)
• interweaved list (8 messages, latest: Sep 23 2020 at 17:29)
• S1 and other topological spaces (37 messages, latest: Sep 22 2020 at 23:58)
• Fibered products (7 messages, latest: Sep 22 2020 at 21:34)
• auto-coercions (24 messages, latest: Sep 21 2020 at 21:46)
• Gcd type tags (14 messages, latest: Sep 21 2020 at 21:18)
• Functor preserving binary products (13 messages, latest: Sep 21 2020 at 15:08)
• monad question (14 messages, latest: Sep 20 2020 at 05:34)
• Copying projections through a definition (2 messages, latest: Sep 17 2020 at 18:31)
• rw part of an inequality (14 messages, latest: Sep 16 2020 at 15:00)
• cast_card_eq_zero (1 message, latest: Sep 16 2020 at 09:21)
• nat.pow_pos (5 messages, latest: Sep 15 2020 at 19:23)
• implication on bool (5 messages, latest: Sep 15 2020 at 14:49)
• suppress an hyptohesis (12 messages, latest: Sep 15 2020 at 08:44)
• Setoid associated to filter (15 messages, latest: Sep 14 2020 at 20:34)
• Multiset to set (42 messages, latest: Sep 14 2020 at 09:49)
• how do I activate sum.lex? (3 messages, latest: Sep 14 2020 at 08:57)
• sq_sub_sq for nat (8 messages, latest: Sep 13 2020 at 21:29)
• Tail of bounded series tends to zero (2 messages, latest: Sep 12 2020 at 20:15)
• Subalgebras over different base fields (4 messages, latest: Sep 10 2020 at 22:49)
• continuous map to \top (3 messages, latest: Sep 10 2020 at 17:27)
• nat.rec_succ (5 messages, latest: Sep 10 2020 at 14:21)
• base change of module (20 messages, latest: Sep 09 2020 at 20:57)
• R is the unique complete archimedean ordered field (7 messages, latest: Sep 08 2020 at 16:49)
• Coprime numbers whose product is a square are both square (8 messages, latest: Sep 08 2020 at 16:13)
• Mapping ideals to localizations (3 messages, latest: Sep 07 2020 at 15:42)
• associates R -> ideal R (1 message, latest: Sep 06 2020 at 16:59)
• single-valued relation (2 messages, latest: Sep 06 2020 at 15:57)
• at_top for an interval (8 messages, latest: Sep 04 2020 at 23:15)
• comp_apply for concrete categories (3 messages, latest: Sep 04 2020 at 13:06)
• Fermat's right triangle theorem (9 messages, latest: Sep 04 2020 at 08:39)
• linear dependence of more than dimension (46 messages, latest: Sep 03 2020 at 10:19)
• fincard X^Y (2 messages, latest: Sep 03 2020 at 04:51)
• p-adic integers as inverse limit (7 messages, latest: Sep 02 2020 at 14:30)
• I-adic valuation on R (18 messages, latest: Sep 02 2020 at 13:17)
• if f o g is linearly independent then so is g (2 messages, latest: Sep 01 2020 at 15:50)
• Galois fields or Elliptic curves? (6 messages, latest: Sep 01 2020 at 12:14)
• vector.prod (2 messages, latest: Sep 01 2020 at 11:57)
• localization away from f (5 messages, latest: Sep 01 2020 at 03:32)
• fintype.induction_on (32 messages, latest: Aug 29 2020 at 19:43)
• has_mem for subgroups of units (10 messages, latest: Aug 27 2020 at 19:57)
• pull back an R module along S ->+* R (35 messages, latest: Aug 26 2020 at 12:33)
• line break in tactic.pp (5 messages, latest: Aug 26 2020 at 12:25)
• integral and linear maps (1 message, latest: Aug 25 2020 at 22:10)
• apply linear_map (1 message, latest: Aug 25 2020 at 21:14)
• infinite sums of functions (10 messages, latest: Aug 25 2020 at 20:48)
• finsupp gsmul_eq_smul (9 messages, latest: Aug 25 2020 at 17:55)
• Transfer instance through equivalences (11 messages, latest: Aug 25 2020 at 11:58)
• Category instance on Sigma type (3 messages, latest: Aug 24 2020 at 23:06)
• Status of Spectral Theorem? (109 messages, latest: Aug 24 2020 at 21:57)
• rewrite at a specific variable? (10 messages, latest: Aug 24 2020 at 20:00)
• quotient by product relation (16 messages, latest: Aug 24 2020 at 19:58)
• Pythagoras' Theorem (3 messages, latest: Aug 23 2020 at 17:02)
• "Archimedean minimal" (3 messages, latest: Aug 21 2020 at 22:24)
• multiset.nodup s ↔ ∀ a t, s ≠ a :: a :: t (3 messages, latest: Aug 20 2020 at 07:07)
• Hyperbolic Trig Functions (18 messages, latest: Aug 18 2020 at 11:02)
• Set coercion (8 messages, latest: Aug 17 2020 at 20:18)
• Order topology (17 messages, latest: Aug 17 2020 at 18:57)
• category of POSet (12 messages, latest: Aug 17 2020 at 17:27)
• Gram-Schmidt orthogonalization (28 messages, latest: Aug 16 2020 at 19:14)
• Krull's Theorem (5 messages, latest: Aug 16 2020 at 17:17)
• category of sets (17 messages, latest: Aug 15 2020 at 13:19)
• maximal ideals in integral extensions (5 messages, latest: Aug 15 2020 at 09:31)
• fintype.equiv_congr (19 messages, latest: Aug 15 2020 at 05:05)
• Isomorphisms of categories (16 messages, latest: Aug 14 2020 at 22:44)
• Ordered groups have no top element (8 messages, latest: Aug 14 2020 at 20:15)
• fast div and mod (5 messages, latest: Aug 12 2020 at 15:51)
• Iterated product is multilinear (2 messages, latest: Aug 12 2020 at 15:39)
• initial / final functors (5 messages, latest: Aug 12 2020 at 13:33)
• Left and right inverse of function (2 messages, latest: Aug 12 2020 at 00:50)
• Morphisms of monads (72 messages, latest: Aug 11 2020 at 22:59)
• Predicates on predicates involving instances (4 messages, latest: Aug 10 2020 at 07:43)
• polynomial comp and map (7 messages, latest: Aug 10 2020 at 06:45)
• linear_order compatible with a given partial_order (2 messages, latest: Aug 09 2020 at 06:53)
• Composition ring (2 messages, latest: Aug 08 2020 at 23:36)
• Lattice induced by order isomorphism (2 messages, latest: Aug 08 2020 at 21:34)
• Lift of binary function (27 messages, latest: Aug 08 2020 at 20:08)
• sum of products (5 messages, latest: Aug 08 2020 at 01:58)
• simplicial sets (10 messages, latest: Aug 07 2020 at 19:21)
• findim = 1 (7 messages, latest: Aug 07 2020 at 17:19)
• Effect of changing the base field on span (17 messages, latest: Aug 07 2020 at 10:15)
• Goodstein's theorem (2 messages, latest: Aug 06 2020 at 23:45)
• intervals are infinite (12 messages, latest: Aug 06 2020 at 19:39)
• reals are unique (4 messages, latest: Aug 06 2020 at 16:55)
• group_with_zero (with_zero G) (6 messages, latest: Aug 06 2020 at 14:15)
• use mathlib branch in project (5 messages, latest: Aug 05 2020 at 00:55)
• Ideals over algebras (139 messages, latest: Aug 04 2020 at 18:06)
• Distrib lattice constructors (4 messages, latest: Aug 03 2020 at 05:46)
• Big op products with rearranged indices (3 messages, latest: Aug 02 2020 at 13:07)
• Finite dimensional vector space over a finite field (28 messages, latest: Jul 30 2020 at 18:31)
• manipulating multiset elements in proof (10 messages, latest: Jul 29 2020 at 18:20)
• Sheaves of category-objects (68 messages, latest: Jul 29 2020 at 16:57)
• reverse ∘ take = drop ∘ reverse (10 messages, latest: Jul 28 2020 at 13:46)
• union of list of finsets (18 messages, latest: Jul 28 2020 at 08:53)
• (list.cons a l) ≠ l (35 messages, latest: Jul 27 2020 at 19:11)
• a lemma about –inducing– open_embedding? (1 message, latest: Jul 27 2020 at 13:59)
• a lemma about inducing? (16 messages, latest: Jul 27 2020 at 13:51)
• mul_linear_map (7 messages, latest: Jul 27 2020 at 09:31)
• Tangent Space of Sphere (1 message, latest: Jul 26 2020 at 17:36)
• Automating over structures (6 messages, latest: Jul 25 2020 at 04:29)
• monoid object (18 messages, latest: Jul 25 2020 at 02:56)
• std_basis (3 messages, latest: Jul 24 2020 at 20:45)
• Right inverse of injective (3 messages, latest: Jul 24 2020 at 17:34)
• mulabel (3 messages, latest: Jul 23 2020 at 09:11)
• dfinsupp of product is dfinsupp of dfinsupp (13 messages, latest: Jul 22 2020 at 12:14)
• locally ringed spaces (1 message, latest: Jul 22 2020 at 09:27)
• Local vs global minimum (17 messages, latest: Jul 20 2020 at 02:58)
• decidable search on a list (5 messages, latest: Jul 19 2020 at 15:54)
• int.coe_to_nat_eq (4 messages, latest: Jul 19 2020 at 11:29)
• symmetric.iff (3 messages, latest: Jul 19 2020 at 05:07)
• All but last element of a list (8 messages, latest: Jul 18 2020 at 18:54)
• Linear combinations stay in a submodule (10 messages, latest: Jul 18 2020 at 17:32)
• Z/nZ = zmod? (1 message, latest: Jul 18 2020 at 10:59)
• fderiv is 0 if derivative is 0 (8 messages, latest: Jul 15 2020 at 21:12)
• Automatic intro/cases/specialize/use dance (31 messages, latest: Jul 15 2020 at 19:25)
• recovering from an exists (11 messages, latest: Jul 13 2020 at 01:06)
• finite fields (41 messages, latest: Jul 11 2020 at 06:29)
• How best to express my applied maths problem in mathlib? (5 messages, latest: Jul 10 2020 at 13:47)
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• quotient by bottom setoid (5 messages, latest: Jul 09 2020 at 19:12)
• is_unit_group (4 messages, latest: Jul 09 2020 at 10:27)
• Apply function N times (23 messages, latest: Jul 07 2020 at 20:51)
• list (option α) → list α (27 messages, latest: Jul 07 2020 at 19:47)
• list.split_sum (7 messages, latest: Jul 07 2020 at 19:47)
• list operation (9 messages, latest: Jul 05 2020 at 18:08)
• sum_sum_elim for fintypes (16 messages, latest: Jul 05 2020 at 17:07)
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• add_monoid_hom.cod_restrict (1 message, latest: Jul 04 2020 at 19:27)
• bundled one-sided invertible functions (7 messages, latest: Jul 02 2020 at 14:22)
• Doing differential geometry (10 messages, latest: Jul 01 2020 at 03:11)
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• Finite geometric series (43 messages, latest: Jun 29 2020 at 03:01)
• isomorphisms define category (3 messages, latest: Jun 29 2020 at 00:27)
• nonzero (fin n.succ.succ) (8 messages, latest: Jun 28 2020 at 23:01)
• Statement of Cauchy's integral formula (4 messages, latest: Jun 28 2020 at 04:22)
• Rigs and rings (2 messages, latest: Jun 28 2020 at 04:14)
• Equal within s imply same limit within s (65 messages, latest: Jun 27 2020 at 20:14)
• telescoping sums (35 messages, latest: Jun 26 2020 at 13:37)
• Redefining Operators (21 messages, latest: Jun 26 2020 at 03:24)
• Injective on a set up to a relation (10 messages, latest: Jun 25 2020 at 19:45)
• Is there code for Galois theory? (60 messages, latest: Jun 24 2020 at 08:47)
• Decompose a natural into perfect square (4 messages, latest: Jun 23 2020 at 23:36)
• fdvs lemmas (23 messages, latest: Jun 23 2020 at 00:38)
• finsupp tensor finsupp (8 messages, latest: Jun 22 2020 at 23:59)
• finsupp is direct sum (6 messages, latest: Jun 22 2020 at 23:50)
• Results on gcd (8 messages, latest: Jun 20 2020 at 22:32)
• prod_ite_eq (11 messages, latest: Jun 18 2020 at 15:14)
• Cartesian Closed Categories (6 messages, latest: Jun 16 2020 at 03:50)
• order on bool (11 messages, latest: Jun 15 2020 at 01:01)
• pretty printing an expr (4 messages, latest: Jun 14 2020 at 16:05)
• add_comm_group tactic? (19 messages, latest: Jun 14 2020 at 04:05)
• Usual topology on R (6 messages, latest: Jun 12 2020 at 13:42)
• if the dual of a well order is also a well order then finite (13 messages, latest: Jun 11 2020 at 08:06)
• a well-ordered subset of \R is countable (4 messages, latest: Jun 11 2020 at 07:56)
• Linear combination description of span (3 messages, latest: Jun 10 2020 at 21:58)
• A finite division ring is a field (11 messages, latest: Jun 09 2020 at 07:01)
• 0 ≤ x * x + y * y again (14 messages, latest: Jun 08 2020 at 15:11)
• Identify span of vector with field (12 messages, latest: Jun 08 2020 at 05:08)
• Preimage of finite sets (32 messages, latest: Jun 06 2020 at 20:19)
• f(x)=q(x)(x-r) + f(r) (16 messages, latest: Jun 02 2020 at 19:45)
• has_mem for subtype (23 messages, latest: Jun 02 2020 at 14:00)
• trunc (14 messages, latest: Jun 02 2020 at 06:22)
• N epsilon convergence of sqnce in metric space (37 messages, latest: May 29 2020 at 10:09)
• Sup and Inf in R have sequences converging to them (3 messages, latest: May 29 2020 at 05:12)
• Making homs in CommRing (12 messages, latest: May 26 2020 at 10:40)
• matrices over a ring are a ring (64 messages, latest: May 26 2020 at 04:19)
• finset.sum_apply' (16 messages, latest: May 25 2020 at 16:04)
• intro h, cases h with p q where h : p ∨ q (10 messages, latest: May 24 2020 at 21:31)
• card_le_of (9 messages, latest: May 24 2020 at 20:09)
• nat subtraction hurts (20 messages, latest: May 24 2020 at 19:23)
• dim_le_of (5 messages, latest: May 24 2020 at 15:48)
• polynomial.eq_of_monic_of_associated (4 messages, latest: May 24 2020 at 08:16)
• quot.lift₂ (12 messages, latest: May 23 2020 at 21:29)
• zmod (21 messages, latest: May 23 2020 at 14:39)
• mul_dvd_of_coprime (2 messages, latest: May 23 2020 at 14:24)
• finset.erase_singleton_self (10 messages, latest: May 23 2020 at 13:24)
• inequalities for fintype.card (10 messages, latest: May 22 2020 at 14:57)
• int.sub_mod (11 messages, latest: May 22 2020 at 11:03)
• x^2+y^2>=0 (14 messages, latest: May 21 2020 at 16:14)
• lifting α ↪ α to α ≃ α in the presence of fintype α? (5 messages, latest: May 21 2020 at 01:17)
• linear maps between algebra modules form a module over … (5 messages, latest: May 20 2020 at 11:49)
• eq_iff_modeq_int (40 messages, latest: May 18 2020 at 14:04)
• gcd ind? (10 messages, latest: May 17 2020 at 08:58)
• function.injective_of_left_inverse (2 messages, latest: May 16 2020 at 17:34)
• total order (20 messages, latest: May 16 2020 at 14:39)
• Borel determinacy (46 messages, latest: May 16 2020 at 14:01)
• a mutable tactic (22 messages, latest: May 16 2020 at 12:09)
• Ideals of an algebra are submodules (16 messages, latest: May 14 2020 at 14:33)
• List lemmas (14 messages, latest: May 12 2020 at 10:40)
• sequence tending to a limit (10 messages, latest: May 10 2020 at 18:38)
• subtype.property' (2 messages, latest: May 06 2020 at 13:18)
• basis of free module X -> R with [fintype X]? (4 messages, latest: May 02 2020 at 12:08)
• projectors (13 messages, latest: Apr 30 2020 at 23:27)
• real powers of positive reals? (17 messages, latest: Apr 30 2020 at 15:01)
• bnot (a && b) = (bnot a) || (bnot b) (27 messages, latest: Apr 25 2020 at 19:48)
• exporting a program's AST (10 messages, latest: Apr 25 2020 at 02:25)
• enumerating a fintype (6 messages, latest: Apr 23 2020 at 05:21)
• last n elements of a list (10 messages, latest: Apr 21 2020 at 09:35)
• continuous functions commute with limits? (15 messages, latest: Apr 19 2020 at 19:25)
• list.is_palindrome (6 messages, latest: Apr 19 2020 at 00:11)
• Density of Q in R (8 messages, latest: Apr 17 2020 at 13:11)
• nat.eq_div_of_mul_eq (44 messages, latest: Apr 16 2020 at 14:24)
• undergraduate calculus (81 messages, latest: Apr 15 2020 at 12:18)
• algebra R (monoid_algebra R G) (21 messages, latest: Apr 15 2020 at 01:40)
• definite and indefinite integrals on the reals (7 messages, latest: Apr 14 2020 at 19:18)
• Bolzano-Weirstrass (89 messages, latest: Apr 12 2020 at 11:33)
• fintype (s.to_set) (6 messages, latest: Apr 12 2020 at 10:54)
• add_left_cancel_monoid (16 messages, latest: Apr 10 2020 at 07:43)
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• Multiplicative group of integers modulo n (12 messages, latest: Mar 15 2020 at 02:54)
• Sorted set (2 messages, latest: Mar 01 2020 at 10:06)
• If there is an inverse, it's unique? (2 messages, latest: Feb 26 2020 at 11:30)
• distance preserving maps (12 messages, latest: Feb 24 2020 at 19:48)
• General linear groups (3 messages, latest: Feb 21 2020 at 23:20)
• smul_comm (1 message, latest: Feb 10 2020 at 18:59)
• mem_span if finite linear combination (4 messages, latest: Feb 10 2020 at 09:56)
• Getting instance from parent instance (2 messages, latest: Feb 09 2020 at 15:59)
• representation theory of finite groups (4 messages, latest: Jan 17 2020 at 05:52)
• the trace of a square matrix (1 message, latest: Jan 15 2020 at 22:44)
• valuation rings (3 messages, latest: Dec 30 2019 at 09:15)
• Completion of a ring (2 messages, latest: Dec 23 2019 at 15:38)
• Super vector space (1 message, latest: Dec 22 2019 at 14:10)

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Last updated: Feb 28 2026 at 14:05 UTC