topology.continuous_function.locally_constant

Changes since the initial port

The following section lists changes to this file in mathlib3 and mathlib4 that occured after the initial port. Most recent changes are shown first. Hovering over a commit will show all commits associated with the same mathlib3 commit.

Changes in mathlib3

f0339374

(last sync)

Changes in mathlib3port

mathlib3

mathlib3port

781cb2ee

bump to nightly-2023-09-24-06

mathlib commit https://github.com/leanprover-community/mathlib/commit/ce64cd319bb6b3e82f31c2d38e79080d377be451

5655435f

Diff

@@ -3,9 +3,9 @@ Copyright (c) 2021 Oliver Nash. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Oliver Nash
 -/
-import Mathbin.Topology.LocallyConstant.Algebra
-import Mathbin.Topology.ContinuousFunction.Basic
-import Mathbin.Topology.ContinuousFunction.Algebra
+import Topology.LocallyConstant.Algebra
+import Topology.ContinuousFunction.Basic
+import Topology.ContinuousFunction.Algebra
 
 #align_import topology.continuous_function.locally_constant from "leanprover-community/mathlib"@"781cb2eed038c4caf53bdbd8d20a95e5822d77df"

781cb2ee

bump to nightly-2023-07-20-09

mathlib commit https://github.com/leanprover-community/mathlib/commit/8ea5598db6caeddde6cb734aa179cc2408dbd345

9c56d0dd

Diff

@@ -2,16 +2,13 @@
 Copyright (c) 2021 Oliver Nash. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Oliver Nash
-
-! This file was ported from Lean 3 source module topology.continuous_function.locally_constant
-! leanprover-community/mathlib commit 781cb2eed038c4caf53bdbd8d20a95e5822d77df
-! Please do not edit these lines, except to modify the commit id
-! if you have ported upstream changes.
 -/
 import Mathbin.Topology.LocallyConstant.Algebra
 import Mathbin.Topology.ContinuousFunction.Basic
 import Mathbin.Topology.ContinuousFunction.Algebra
 
+#align_import topology.continuous_function.locally_constant from "leanprover-community/mathlib"@"781cb2eed038c4caf53bdbd8d20a95e5822d77df"
+
 /-!
 # The algebra morphism from locally constant functions to continuous functions.

781cb2ee

bump to nightly-2023-06-13-21

mathlib commit https://github.com/leanprover-community/mathlib/commit/9fb8964792b4237dac6200193a0d533f1b3f7423

829520ac

Diff

@@ -25,6 +25,7 @@ namespace LocallyConstant
 
 variable {X Y : Type _} [TopologicalSpace X] [TopologicalSpace Y] (f : LocallyConstant X Y)
 
+#print LocallyConstant.toContinuousMapMonoidHom /-
 /-- The inclusion of locally-constant functions into continuous functions as a multiplicative
 monoid hom. -/
 @[to_additive
@@ -37,7 +38,9 @@ def toContinuousMapMonoidHom [Monoid Y] [ContinuousMul Y] : LocallyConstant X Y
   map_mul' x y := by ext; simp
 #align locally_constant.to_continuous_map_monoid_hom LocallyConstant.toContinuousMapMonoidHom
 #align locally_constant.to_continuous_map_add_monoid_hom LocallyConstant.toContinuousMapAddMonoidHom
+-/
 
+#print LocallyConstant.toContinuousMapLinearMap /-
 /-- The inclusion of locally-constant functions into continuous functions as a linear map. -/
 @[simps]
 def toContinuousMapLinearMap (R : Type _) [Semiring R] [AddCommMonoid Y] [Module R Y]
@@ -47,7 +50,9 @@ def toContinuousMapLinearMap (R : Type _) [Semiring R] [AddCommMonoid Y] [Module
   map_add' x y := by ext; simp
   map_smul' x y := by ext; simp
 #align locally_constant.to_continuous_map_linear_map LocallyConstant.toContinuousMapLinearMap
+-/
 
+#print LocallyConstant.toContinuousMapAlgHom /-
 /-- The inclusion of locally-constant functions into continuous functions as an algebra map. -/
 @[simps]
 def toContinuousMapAlgHom (R : Type _) [CommSemiring R] [Semiring Y] [Algebra R Y]
@@ -60,6 +65,7 @@ def toContinuousMapAlgHom (R : Type _) [CommSemiring R] [Semiring Y] [Algebra R
   map_add' x y := by ext; simp
   commutes' r := by ext x; simp [Algebra.smul_def]
 #align locally_constant.to_continuous_map_alg_hom LocallyConstant.toContinuousMapAlgHom
+-/
 
 end LocallyConstant

781cb2ee

bump to nightly-2023-05-28-06

mathlib commit https://github.com/leanprover-community/mathlib/commit/917c3c072e487b3cccdbfeff17e75b40e45f66cb

ba5d8b97

Diff

@@ -25,12 +25,6 @@ namespace LocallyConstant
 
 variable {X Y : Type _} [TopologicalSpace X] [TopologicalSpace Y] (f : LocallyConstant X Y)
 
-/- warning: locally_constant.to_continuous_map_monoid_hom -> LocallyConstant.toContinuousMapMonoidHom is a dubious translation:
-lean 3 declaration is
-  forall {X : Type.{u1}} {Y : Type.{u2}} [_inst_1 : TopologicalSpace.{u1} X] [_inst_2 : TopologicalSpace.{u2} Y] [_inst_3 : Monoid.{u2} Y] [_inst_4 : ContinuousMul.{u2} Y _inst_2 (MulOneClass.toHasMul.{u2} Y (Monoid.toMulOneClass.{u2} Y _inst_3))], MonoidHom.{max u1 u2, max u1 u2} (LocallyConstant.{u1, u2} X Y _inst_1) (ContinuousMap.{u1, u2} X Y _inst_1 _inst_2) (LocallyConstant.mulOneClass.{u1, u2} X Y _inst_1 (Monoid.toMulOneClass.{u2} Y _inst_3)) (ContinuousMap.mulOneClass.{u1, u2} X Y _inst_1 _inst_2 (Monoid.toMulOneClass.{u2} Y _inst_3) _inst_4)
-but is expected to have type
-  forall {X : Type.{u1}} {Y : Type.{u2}} [_inst_1 : TopologicalSpace.{u1} X] [_inst_2 : TopologicalSpace.{u2} Y] [_inst_3 : Monoid.{u2} Y] [_inst_4 : ContinuousMul.{u2} Y _inst_2 (MulOneClass.toMul.{u2} Y (Monoid.toMulOneClass.{u2} Y _inst_3))], MonoidHom.{max u2 u1, max u2 u1} (LocallyConstant.{u1, u2} X Y _inst_1) (ContinuousMap.{u1, u2} X Y _inst_1 _inst_2) (LocallyConstant.instMulOneClassLocallyConstant.{u1, u2} X Y _inst_1 (Monoid.toMulOneClass.{u2} Y _inst_3)) (ContinuousMap.instMulOneClassContinuousMap.{u1, u2} X Y _inst_1 _inst_2 (Monoid.toMulOneClass.{u2} Y _inst_3) _inst_4)
-Case conversion may be inaccurate. Consider using '#align locally_constant.to_continuous_map_monoid_hom LocallyConstant.toContinuousMapMonoidHomₓ'. -/
 /-- The inclusion of locally-constant functions into continuous functions as a multiplicative
 monoid hom. -/
 @[to_additive
@@ -44,12 +38,6 @@ def toContinuousMapMonoidHom [Monoid Y] [ContinuousMul Y] : LocallyConstant X Y
 #align locally_constant.to_continuous_map_monoid_hom LocallyConstant.toContinuousMapMonoidHom
 #align locally_constant.to_continuous_map_add_monoid_hom LocallyConstant.toContinuousMapAddMonoidHom
 
-/- warning: locally_constant.to_continuous_map_linear_map -> LocallyConstant.toContinuousMapLinearMap is a dubious translation:
-lean 3 declaration is
-  forall {X : Type.{u1}} {Y : Type.{u2}} [_inst_1 : TopologicalSpace.{u1} X] [_inst_2 : TopologicalSpace.{u2} Y] (R : Type.{u3}) [_inst_3 : Semiring.{u3} R] [_inst_4 : AddCommMonoid.{u2} Y] [_inst_5 : Module.{u3, u2} R Y _inst_3 _inst_4] [_inst_6 : ContinuousAdd.{u2} Y _inst_2 (AddZeroClass.toHasAdd.{u2} Y (AddMonoid.toAddZeroClass.{u2} Y (AddCommMonoid.toAddMonoid.{u2} Y _inst_4)))] [_inst_7 : ContinuousConstSMul.{u3, u2} R Y _inst_2 (SMulZeroClass.toHasSmul.{u3, u2} R Y (AddZeroClass.toHasZero.{u2} Y (AddMonoid.toAddZeroClass.{u2} Y (AddCommMonoid.toAddMonoid.{u2} Y _inst_4))) (SMulWithZero.toSmulZeroClass.{u3, u2} R Y (MulZeroClass.toHasZero.{u3} R (MulZeroOneClass.toMulZeroClass.{u3} R (MonoidWithZero.toMulZeroOneClass.{u3} R (Semiring.toMonoidWithZero.{u3} R _inst_3)))) (AddZeroClass.toHasZero.{u2} Y (AddMonoid.toAddZeroClass.{u2} Y (AddCommMonoid.toAddMonoid.{u2} Y _inst_4))) (MulActionWithZero.toSMulWithZero.{u3, u2} R Y (Semiring.toMonoidWithZero.{u3} R _inst_3) (AddZeroClass.toHasZero.{u2} Y (AddMonoid.toAddZeroClass.{u2} Y (AddCommMonoid.toAddMonoid.{u2} Y _inst_4))) (Module.toMulActionWithZero.{u3, u2} R Y _inst_3 _inst_4 _inst_5))))], LinearMap.{u3, u3, max u1 u2, max u1 u2} R R _inst_3 _inst_3 (RingHom.id.{u3} R (Semiring.toNonAssocSemiring.{u3} R _inst_3)) (LocallyConstant.{u1, u2} X Y _inst_1) (ContinuousMap.{u1, u2} X Y _inst_1 _inst_2) (LocallyConstant.addCommMonoid.{u1, u2} X Y _inst_1 _inst_4) (ContinuousMap.addCommMonoid.{u1, u2} X Y _inst_1 _inst_2 _inst_4 _inst_6) (LocallyConstant.module.{u1, u2, u3} X Y _inst_1 R _inst_3 _inst_4 _inst_5) (ContinuousMap.module.{u1, u3, u2} X _inst_1 R Y _inst_2 _inst_3 _inst_4 _inst_6 _inst_5 _inst_7)
-but is expected to have type
-  forall {X : Type.{u1}} {Y : Type.{u2}} [_inst_1 : TopologicalSpace.{u1} X] [_inst_2 : TopologicalSpace.{u2} Y] (R : Type.{u3}) [_inst_3 : Semiring.{u3} R] [_inst_4 : AddCommMonoid.{u2} Y] [_inst_5 : Module.{u3, u2} R Y _inst_3 _inst_4] [_inst_6 : ContinuousAdd.{u2} Y _inst_2 (AddZeroClass.toAdd.{u2} Y (AddMonoid.toAddZeroClass.{u2} Y (AddCommMonoid.toAddMonoid.{u2} Y _inst_4)))] [_inst_7 : ContinuousConstSMul.{u3, u2} R Y _inst_2 (SMulZeroClass.toSMul.{u3, u2} R Y (AddMonoid.toZero.{u2} Y (AddCommMonoid.toAddMonoid.{u2} Y _inst_4)) (SMulWithZero.toSMulZeroClass.{u3, u2} R Y (MonoidWithZero.toZero.{u3} R (Semiring.toMonoidWithZero.{u3} R _inst_3)) (AddMonoid.toZero.{u2} Y (AddCommMonoid.toAddMonoid.{u2} Y _inst_4)) (MulActionWithZero.toSMulWithZero.{u3, u2} R Y (Semiring.toMonoidWithZero.{u3} R _inst_3) (AddMonoid.toZero.{u2} Y (AddCommMonoid.toAddMonoid.{u2} Y _inst_4)) (Module.toMulActionWithZero.{u3, u2} R Y _inst_3 _inst_4 _inst_5))))], LinearMap.{u3, u3, max u2 u1, max u2 u1} R R _inst_3 _inst_3 (RingHom.id.{u3} R (Semiring.toNonAssocSemiring.{u3} R _inst_3)) (LocallyConstant.{u1, u2} X Y _inst_1) (ContinuousMap.{u1, u2} X Y _inst_1 _inst_2) (LocallyConstant.instAddCommMonoidLocallyConstant.{u1, u2} X Y _inst_1 _inst_4) (ContinuousMap.instAddCommMonoidContinuousMap.{u1, u2} X Y _inst_1 _inst_2 _inst_4 _inst_6) (LocallyConstant.instModuleLocallyConstantInstAddCommMonoidLocallyConstant.{u1, u2, u3} X Y _inst_1 R _inst_3 _inst_4 _inst_5) (ContinuousMap.module.{u1, u3, u2} X _inst_1 R Y _inst_2 _inst_3 _inst_4 _inst_6 _inst_5 _inst_7)
-Case conversion may be inaccurate. Consider using '#align locally_constant.to_continuous_map_linear_map LocallyConstant.toContinuousMapLinearMapₓ'. -/
 /-- The inclusion of locally-constant functions into continuous functions as a linear map. -/
 @[simps]
 def toContinuousMapLinearMap (R : Type _) [Semiring R] [AddCommMonoid Y] [Module R Y]
@@ -60,12 +48,6 @@ def toContinuousMapLinearMap (R : Type _) [Semiring R] [AddCommMonoid Y] [Module
   map_smul' x y := by ext; simp
 #align locally_constant.to_continuous_map_linear_map LocallyConstant.toContinuousMapLinearMap
 
-/- warning: locally_constant.to_continuous_map_alg_hom -> LocallyConstant.toContinuousMapAlgHom is a dubious translation:
-lean 3 declaration is
-  forall {X : Type.{u1}} {Y : Type.{u2}} [_inst_1 : TopologicalSpace.{u1} X] [_inst_2 : TopologicalSpace.{u2} Y] (R : Type.{u3}) [_inst_3 : CommSemiring.{u3} R] [_inst_4 : Semiring.{u2} Y] [_inst_5 : Algebra.{u3, u2} R Y _inst_3 _inst_4] [_inst_6 : TopologicalSemiring.{u2} Y _inst_2 (NonAssocSemiring.toNonUnitalNonAssocSemiring.{u2} Y (Semiring.toNonAssocSemiring.{u2} Y _inst_4))], AlgHom.{u3, max u1 u2, max u1 u2} R (LocallyConstant.{u1, u2} X Y _inst_1) (ContinuousMap.{u1, u2} X Y _inst_1 _inst_2) _inst_3 (LocallyConstant.semiring.{u1, u2} X Y _inst_1 _inst_4) (ContinuousMap.semiring.{u1, u2} X Y _inst_1 _inst_2 _inst_4 _inst_6) (LocallyConstant.algebra.{u1, u2, u3} X Y _inst_1 R _inst_3 _inst_4 _inst_5) (ContinuousMap.algebra.{u1, u3, u2} X _inst_1 R _inst_3 Y _inst_2 _inst_4 _inst_5 _inst_6)
-but is expected to have type
-  forall {X : Type.{u1}} {Y : Type.{u2}} [_inst_1 : TopologicalSpace.{u1} X] [_inst_2 : TopologicalSpace.{u2} Y] (R : Type.{u3}) [_inst_3 : CommSemiring.{u3} R] [_inst_4 : Semiring.{u2} Y] [_inst_5 : Algebra.{u3, u2} R Y _inst_3 _inst_4] [_inst_6 : TopologicalSemiring.{u2} Y _inst_2 (NonAssocSemiring.toNonUnitalNonAssocSemiring.{u2} Y (Semiring.toNonAssocSemiring.{u2} Y _inst_4))], AlgHom.{u3, max u2 u1, max u2 u1} R (LocallyConstant.{u1, u2} X Y _inst_1) (ContinuousMap.{u1, u2} X Y _inst_1 _inst_2) _inst_3 (LocallyConstant.instSemiringLocallyConstant.{u1, u2} X Y _inst_1 _inst_4) (ContinuousMap.instSemiringContinuousMap.{u1, u2} X Y _inst_1 _inst_2 _inst_4 _inst_6) (LocallyConstant.instAlgebraLocallyConstantInstSemiringLocallyConstant.{u1, u2, u3} X Y _inst_1 R _inst_3 _inst_4 _inst_5) (ContinuousMap.algebra.{u1, u3, u2} X _inst_1 R _inst_3 Y _inst_2 _inst_4 _inst_5 _inst_6)
-Case conversion may be inaccurate. Consider using '#align locally_constant.to_continuous_map_alg_hom LocallyConstant.toContinuousMapAlgHomₓ'. -/
 /-- The inclusion of locally-constant functions into continuous functions as an algebra map. -/
 @[simps]
 def toContinuousMapAlgHom (R : Type _) [CommSemiring R] [Semiring Y] [Algebra R Y]

781cb2ee

bump to nightly-2023-05-28-04

mathlib commit https://github.com/leanprover-community/mathlib/commit/917c3c072e487b3cccdbfeff17e75b40e45f66cb

6797a637

Diff

@@ -39,12 +39,8 @@ monoid hom. -/
 def toContinuousMapMonoidHom [Monoid Y] [ContinuousMul Y] : LocallyConstant X Y →* C(X, Y)
     where
   toFun := coe
-  map_one' := by
-    ext
-    simp
-  map_mul' x y := by
-    ext
-    simp
+  map_one' := by ext; simp
+  map_mul' x y := by ext; simp
 #align locally_constant.to_continuous_map_monoid_hom LocallyConstant.toContinuousMapMonoidHom
 #align locally_constant.to_continuous_map_add_monoid_hom LocallyConstant.toContinuousMapAddMonoidHom
 
@@ -60,12 +56,8 @@ def toContinuousMapLinearMap (R : Type _) [Semiring R] [AddCommMonoid Y] [Module
     [ContinuousAdd Y] [ContinuousConstSMul R Y] : LocallyConstant X Y →ₗ[R] C(X, Y)
     where
   toFun := coe
-  map_add' x y := by
-    ext
-    simp
-  map_smul' x y := by
-    ext
-    simp
+  map_add' x y := by ext; simp
+  map_smul' x y := by ext; simp
 #align locally_constant.to_continuous_map_linear_map LocallyConstant.toContinuousMapLinearMap
 
 /- warning: locally_constant.to_continuous_map_alg_hom -> LocallyConstant.toContinuousMapAlgHom is a dubious translation:
@@ -80,21 +72,11 @@ def toContinuousMapAlgHom (R : Type _) [CommSemiring R] [Semiring Y] [Algebra R
     [TopologicalSemiring Y] : LocallyConstant X Y →ₐ[R] C(X, Y)
     where
   toFun := coe
-  map_one' := by
-    ext
-    simp
-  map_mul' x y := by
-    ext
-    simp
-  map_zero' := by
-    ext
-    simp
-  map_add' x y := by
-    ext
-    simp
-  commutes' r := by
-    ext x
-    simp [Algebra.smul_def]
+  map_one' := by ext; simp
+  map_mul' x y := by ext; simp
+  map_zero' := by ext; simp
+  map_add' x y := by ext; simp
+  commutes' r := by ext x; simp [Algebra.smul_def]
 #align locally_constant.to_continuous_map_alg_hom LocallyConstant.toContinuousMapAlgHom
 
 end LocallyConstant

781cb2ee

bump to nightly-2023-05-12-06

mathlib commit https://github.com/leanprover-community/mathlib/commit/2f8347015b12b0864dfaf366ec4909eb70c78740

c1990cb3

Diff

@@ -4,7 +4,7 @@ Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Oliver Nash
 
 ! This file was ported from Lean 3 source module topology.continuous_function.locally_constant
-! leanprover-community/mathlib commit f0339374016bccf700da0b2e0129d107c4346521
+! leanprover-community/mathlib commit 781cb2eed038c4caf53bdbd8d20a95e5822d77df
 ! Please do not edit these lines, except to modify the commit id
 ! if you have ported upstream changes.
 -/
@@ -15,6 +15,9 @@ import Mathbin.Topology.ContinuousFunction.Algebra
 /-!
 # The algebra morphism from locally constant functions to continuous functions.
 
+> THIS FILE IS SYNCHRONIZED WITH MATHLIB4.
+> Any changes to this file require a corresponding PR to mathlib4.
+
 -/

f0339374

bump to nightly-2023-05-12-04

mathlib commit https://github.com/leanprover-community/mathlib/commit/28b2a92f2996d28e580450863c130955de0ed398

a0458e84

Diff

@@ -4,7 +4,7 @@ Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Oliver Nash
 
 ! This file was ported from Lean 3 source module topology.continuous_function.locally_constant
-! leanprover-community/mathlib commit 781cb2eed038c4caf53bdbd8d20a95e5822d77df
+! leanprover-community/mathlib commit f0339374016bccf700da0b2e0129d107c4346521
 ! Please do not edit these lines, except to modify the commit id
 ! if you have ported upstream changes.
 -/
@@ -15,9 +15,6 @@ import Mathbin.Topology.ContinuousFunction.Algebra
 /-!
 # The algebra morphism from locally constant functions to continuous functions.
 
-> THIS FILE IS SYNCHRONIZED WITH MATHLIB4.
-> Any changes to this file require a corresponding PR to mathlib4.
-
 -/

781cb2ee

bump to nightly-2023-05-12-02

mathlib commit https://github.com/leanprover-community/mathlib/commit/2f8347015b12b0864dfaf366ec4909eb70c78740

de75b5e2

Diff

@@ -4,7 +4,7 @@ Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Oliver Nash
 
 ! This file was ported from Lean 3 source module topology.continuous_function.locally_constant
-! leanprover-community/mathlib commit f0339374016bccf700da0b2e0129d107c4346521
+! leanprover-community/mathlib commit 781cb2eed038c4caf53bdbd8d20a95e5822d77df
 ! Please do not edit these lines, except to modify the commit id
 ! if you have ported upstream changes.
 -/
@@ -15,6 +15,9 @@ import Mathbin.Topology.ContinuousFunction.Algebra
 /-!
 # The algebra morphism from locally constant functions to continuous functions.
 
+> THIS FILE IS SYNCHRONIZED WITH MATHLIB4.
+> Any changes to this file require a corresponding PR to mathlib4.
+
 -/

f0339374

bump to nightly-2023-05-10-06

mathlib commit https://github.com/leanprover-community/mathlib/commit/cc5dd6244981976cc9da7afc4eee5682b037a013

e2e4e83e

Diff

@@ -22,6 +22,12 @@ namespace LocallyConstant
 
 variable {X Y : Type _} [TopologicalSpace X] [TopologicalSpace Y] (f : LocallyConstant X Y)
 
+/- warning: locally_constant.to_continuous_map_monoid_hom -> LocallyConstant.toContinuousMapMonoidHom is a dubious translation:
+lean 3 declaration is
+  forall {X : Type.{u1}} {Y : Type.{u2}} [_inst_1 : TopologicalSpace.{u1} X] [_inst_2 : TopologicalSpace.{u2} Y] [_inst_3 : Monoid.{u2} Y] [_inst_4 : ContinuousMul.{u2} Y _inst_2 (MulOneClass.toHasMul.{u2} Y (Monoid.toMulOneClass.{u2} Y _inst_3))], MonoidHom.{max u1 u2, max u1 u2} (LocallyConstant.{u1, u2} X Y _inst_1) (ContinuousMap.{u1, u2} X Y _inst_1 _inst_2) (LocallyConstant.mulOneClass.{u1, u2} X Y _inst_1 (Monoid.toMulOneClass.{u2} Y _inst_3)) (ContinuousMap.mulOneClass.{u1, u2} X Y _inst_1 _inst_2 (Monoid.toMulOneClass.{u2} Y _inst_3) _inst_4)
+but is expected to have type
+  forall {X : Type.{u1}} {Y : Type.{u2}} [_inst_1 : TopologicalSpace.{u1} X] [_inst_2 : TopologicalSpace.{u2} Y] [_inst_3 : Monoid.{u2} Y] [_inst_4 : ContinuousMul.{u2} Y _inst_2 (MulOneClass.toMul.{u2} Y (Monoid.toMulOneClass.{u2} Y _inst_3))], MonoidHom.{max u2 u1, max u2 u1} (LocallyConstant.{u1, u2} X Y _inst_1) (ContinuousMap.{u1, u2} X Y _inst_1 _inst_2) (LocallyConstant.instMulOneClassLocallyConstant.{u1, u2} X Y _inst_1 (Monoid.toMulOneClass.{u2} Y _inst_3)) (ContinuousMap.instMulOneClassContinuousMap.{u1, u2} X Y _inst_1 _inst_2 (Monoid.toMulOneClass.{u2} Y _inst_3) _inst_4)
+Case conversion may be inaccurate. Consider using '#align locally_constant.to_continuous_map_monoid_hom LocallyConstant.toContinuousMapMonoidHomₓ'. -/
 /-- The inclusion of locally-constant functions into continuous functions as a multiplicative
 monoid hom. -/
 @[to_additive
@@ -39,6 +45,12 @@ def toContinuousMapMonoidHom [Monoid Y] [ContinuousMul Y] : LocallyConstant X Y
 #align locally_constant.to_continuous_map_monoid_hom LocallyConstant.toContinuousMapMonoidHom
 #align locally_constant.to_continuous_map_add_monoid_hom LocallyConstant.toContinuousMapAddMonoidHom
 
+/- warning: locally_constant.to_continuous_map_linear_map -> LocallyConstant.toContinuousMapLinearMap is a dubious translation:
+lean 3 declaration is
+  forall {X : Type.{u1}} {Y : Type.{u2}} [_inst_1 : TopologicalSpace.{u1} X] [_inst_2 : TopologicalSpace.{u2} Y] (R : Type.{u3}) [_inst_3 : Semiring.{u3} R] [_inst_4 : AddCommMonoid.{u2} Y] [_inst_5 : Module.{u3, u2} R Y _inst_3 _inst_4] [_inst_6 : ContinuousAdd.{u2} Y _inst_2 (AddZeroClass.toHasAdd.{u2} Y (AddMonoid.toAddZeroClass.{u2} Y (AddCommMonoid.toAddMonoid.{u2} Y _inst_4)))] [_inst_7 : ContinuousConstSMul.{u3, u2} R Y _inst_2 (SMulZeroClass.toHasSmul.{u3, u2} R Y (AddZeroClass.toHasZero.{u2} Y (AddMonoid.toAddZeroClass.{u2} Y (AddCommMonoid.toAddMonoid.{u2} Y _inst_4))) (SMulWithZero.toSmulZeroClass.{u3, u2} R Y (MulZeroClass.toHasZero.{u3} R (MulZeroOneClass.toMulZeroClass.{u3} R (MonoidWithZero.toMulZeroOneClass.{u3} R (Semiring.toMonoidWithZero.{u3} R _inst_3)))) (AddZeroClass.toHasZero.{u2} Y (AddMonoid.toAddZeroClass.{u2} Y (AddCommMonoid.toAddMonoid.{u2} Y _inst_4))) (MulActionWithZero.toSMulWithZero.{u3, u2} R Y (Semiring.toMonoidWithZero.{u3} R _inst_3) (AddZeroClass.toHasZero.{u2} Y (AddMonoid.toAddZeroClass.{u2} Y (AddCommMonoid.toAddMonoid.{u2} Y _inst_4))) (Module.toMulActionWithZero.{u3, u2} R Y _inst_3 _inst_4 _inst_5))))], LinearMap.{u3, u3, max u1 u2, max u1 u2} R R _inst_3 _inst_3 (RingHom.id.{u3} R (Semiring.toNonAssocSemiring.{u3} R _inst_3)) (LocallyConstant.{u1, u2} X Y _inst_1) (ContinuousMap.{u1, u2} X Y _inst_1 _inst_2) (LocallyConstant.addCommMonoid.{u1, u2} X Y _inst_1 _inst_4) (ContinuousMap.addCommMonoid.{u1, u2} X Y _inst_1 _inst_2 _inst_4 _inst_6) (LocallyConstant.module.{u1, u2, u3} X Y _inst_1 R _inst_3 _inst_4 _inst_5) (ContinuousMap.module.{u1, u3, u2} X _inst_1 R Y _inst_2 _inst_3 _inst_4 _inst_6 _inst_5 _inst_7)
+but is expected to have type
+  forall {X : Type.{u1}} {Y : Type.{u2}} [_inst_1 : TopologicalSpace.{u1} X] [_inst_2 : TopologicalSpace.{u2} Y] (R : Type.{u3}) [_inst_3 : Semiring.{u3} R] [_inst_4 : AddCommMonoid.{u2} Y] [_inst_5 : Module.{u3, u2} R Y _inst_3 _inst_4] [_inst_6 : ContinuousAdd.{u2} Y _inst_2 (AddZeroClass.toAdd.{u2} Y (AddMonoid.toAddZeroClass.{u2} Y (AddCommMonoid.toAddMonoid.{u2} Y _inst_4)))] [_inst_7 : ContinuousConstSMul.{u3, u2} R Y _inst_2 (SMulZeroClass.toSMul.{u3, u2} R Y (AddMonoid.toZero.{u2} Y (AddCommMonoid.toAddMonoid.{u2} Y _inst_4)) (SMulWithZero.toSMulZeroClass.{u3, u2} R Y (MonoidWithZero.toZero.{u3} R (Semiring.toMonoidWithZero.{u3} R _inst_3)) (AddMonoid.toZero.{u2} Y (AddCommMonoid.toAddMonoid.{u2} Y _inst_4)) (MulActionWithZero.toSMulWithZero.{u3, u2} R Y (Semiring.toMonoidWithZero.{u3} R _inst_3) (AddMonoid.toZero.{u2} Y (AddCommMonoid.toAddMonoid.{u2} Y _inst_4)) (Module.toMulActionWithZero.{u3, u2} R Y _inst_3 _inst_4 _inst_5))))], LinearMap.{u3, u3, max u2 u1, max u2 u1} R R _inst_3 _inst_3 (RingHom.id.{u3} R (Semiring.toNonAssocSemiring.{u3} R _inst_3)) (LocallyConstant.{u1, u2} X Y _inst_1) (ContinuousMap.{u1, u2} X Y _inst_1 _inst_2) (LocallyConstant.instAddCommMonoidLocallyConstant.{u1, u2} X Y _inst_1 _inst_4) (ContinuousMap.instAddCommMonoidContinuousMap.{u1, u2} X Y _inst_1 _inst_2 _inst_4 _inst_6) (LocallyConstant.instModuleLocallyConstantInstAddCommMonoidLocallyConstant.{u1, u2, u3} X Y _inst_1 R _inst_3 _inst_4 _inst_5) (ContinuousMap.module.{u1, u3, u2} X _inst_1 R Y _inst_2 _inst_3 _inst_4 _inst_6 _inst_5 _inst_7)
+Case conversion may be inaccurate. Consider using '#align locally_constant.to_continuous_map_linear_map LocallyConstant.toContinuousMapLinearMapₓ'. -/
 /-- The inclusion of locally-constant functions into continuous functions as a linear map. -/
 @[simps]
 def toContinuousMapLinearMap (R : Type _) [Semiring R] [AddCommMonoid Y] [Module R Y]
@@ -53,6 +65,12 @@ def toContinuousMapLinearMap (R : Type _) [Semiring R] [AddCommMonoid Y] [Module
     simp
 #align locally_constant.to_continuous_map_linear_map LocallyConstant.toContinuousMapLinearMap
 
+/- warning: locally_constant.to_continuous_map_alg_hom -> LocallyConstant.toContinuousMapAlgHom is a dubious translation:
+lean 3 declaration is
+  forall {X : Type.{u1}} {Y : Type.{u2}} [_inst_1 : TopologicalSpace.{u1} X] [_inst_2 : TopologicalSpace.{u2} Y] (R : Type.{u3}) [_inst_3 : CommSemiring.{u3} R] [_inst_4 : Semiring.{u2} Y] [_inst_5 : Algebra.{u3, u2} R Y _inst_3 _inst_4] [_inst_6 : TopologicalSemiring.{u2} Y _inst_2 (NonAssocSemiring.toNonUnitalNonAssocSemiring.{u2} Y (Semiring.toNonAssocSemiring.{u2} Y _inst_4))], AlgHom.{u3, max u1 u2, max u1 u2} R (LocallyConstant.{u1, u2} X Y _inst_1) (ContinuousMap.{u1, u2} X Y _inst_1 _inst_2) _inst_3 (LocallyConstant.semiring.{u1, u2} X Y _inst_1 _inst_4) (ContinuousMap.semiring.{u1, u2} X Y _inst_1 _inst_2 _inst_4 _inst_6) (LocallyConstant.algebra.{u1, u2, u3} X Y _inst_1 R _inst_3 _inst_4 _inst_5) (ContinuousMap.algebra.{u1, u3, u2} X _inst_1 R _inst_3 Y _inst_2 _inst_4 _inst_5 _inst_6)
+but is expected to have type
+  forall {X : Type.{u1}} {Y : Type.{u2}} [_inst_1 : TopologicalSpace.{u1} X] [_inst_2 : TopologicalSpace.{u2} Y] (R : Type.{u3}) [_inst_3 : CommSemiring.{u3} R] [_inst_4 : Semiring.{u2} Y] [_inst_5 : Algebra.{u3, u2} R Y _inst_3 _inst_4] [_inst_6 : TopologicalSemiring.{u2} Y _inst_2 (NonAssocSemiring.toNonUnitalNonAssocSemiring.{u2} Y (Semiring.toNonAssocSemiring.{u2} Y _inst_4))], AlgHom.{u3, max u2 u1, max u2 u1} R (LocallyConstant.{u1, u2} X Y _inst_1) (ContinuousMap.{u1, u2} X Y _inst_1 _inst_2) _inst_3 (LocallyConstant.instSemiringLocallyConstant.{u1, u2} X Y _inst_1 _inst_4) (ContinuousMap.instSemiringContinuousMap.{u1, u2} X Y _inst_1 _inst_2 _inst_4 _inst_6) (LocallyConstant.instAlgebraLocallyConstantInstSemiringLocallyConstant.{u1, u2, u3} X Y _inst_1 R _inst_3 _inst_4 _inst_5) (ContinuousMap.algebra.{u1, u3, u2} X _inst_1 R _inst_3 Y _inst_2 _inst_4 _inst_5 _inst_6)
+Case conversion may be inaccurate. Consider using '#align locally_constant.to_continuous_map_alg_hom LocallyConstant.toContinuousMapAlgHomₓ'. -/
 /-- The inclusion of locally-constant functions into continuous functions as an algebra map. -/
 @[simps]
 def toContinuousMapAlgHom (R : Type _) [CommSemiring R] [Semiring Y] [Algebra R Y]

f0339374

bump to nightly-2023-02-21-16

mathlib commit https://github.com/leanprover-community/mathlib/commit/bd9851ca476957ea4549eb19b40e7b5ade9428cc

1107b979

Changes in mathlib4

mathlib3

mathlib4

f0339374

chore: banish Type _ and Sort _ (#6499)

We remove all possible occurences of Type _ and Sort _ in favor of Type* and Sort*.

This has nice performance benefits.

32de3f67

Diff

@@ -17,7 +17,7 @@ import Mathlib.Topology.ContinuousFunction.Algebra
 
 namespace LocallyConstant
 
-variable {X Y : Type _} [TopologicalSpace X] [TopologicalSpace Y] (f : LocallyConstant X Y)
+variable {X Y : Type*} [TopologicalSpace X] [TopologicalSpace Y] (f : LocallyConstant X Y)
 
 /-- The inclusion of locally-constant functions into continuous functions as a multiplicative
 monoid hom. -/
@@ -36,7 +36,7 @@ def toContinuousMapMonoidHom [Monoid Y] [ContinuousMul Y] : LocallyConstant X Y
 
 /-- The inclusion of locally-constant functions into continuous functions as a linear map. -/
 @[simps]
-def toContinuousMapLinearMap (R : Type _) [Semiring R] [AddCommMonoid Y] [Module R Y]
+def toContinuousMapLinearMap (R : Type*) [Semiring R] [AddCommMonoid Y] [Module R Y]
     [ContinuousAdd Y] [ContinuousConstSMul R Y] : LocallyConstant X Y →ₗ[R] C(X, Y) where
   toFun := (↑)
   map_add' x y := by
@@ -49,7 +49,7 @@ def toContinuousMapLinearMap (R : Type _) [Semiring R] [AddCommMonoid Y] [Module
 
 /-- The inclusion of locally-constant functions into continuous functions as an algebra map. -/
 @[simps]
-def toContinuousMapAlgHom (R : Type _) [CommSemiring R] [Semiring Y] [Algebra R Y]
+def toContinuousMapAlgHom (R : Type*) [CommSemiring R] [Semiring Y] [Algebra R Y]
     [TopologicalSemiring Y] : LocallyConstant X Y →ₐ[R] C(X, Y) where
   toFun := (↑)
   map_one' := by

f0339374

chore: script to replace headers with #align_import statements (#5979)

depends on: #5966

Co-authored-by: Eric Wieser <wieser.eric@gmail.com> Co-authored-by: Scott Morrison <scott.morrison@gmail.com>

89aa3a3b

Diff

@@ -2,16 +2,13 @@
 Copyright (c) 2021 Oliver Nash. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Oliver Nash
-
-! This file was ported from Lean 3 source module topology.continuous_function.locally_constant
-! leanprover-community/mathlib commit f0339374016bccf700da0b2e0129d107c4346521
-! Please do not edit these lines, except to modify the commit id
-! if you have ported upstream changes.
 -/
 import Mathlib.Topology.LocallyConstant.Algebra
 import Mathlib.Topology.ContinuousFunction.Basic
 import Mathlib.Topology.ContinuousFunction.Algebra
 
+#align_import topology.continuous_function.locally_constant from "leanprover-community/mathlib"@"f0339374016bccf700da0b2e0129d107c4346521"
+
 /-!
 # The algebra morphism from locally constant functions to continuous functions.

f0339374

feat: port Topology.ContinuousFunction.LocallyConstant (#3877)

dcf5342e

`topology.continuous_function.locally_constant` ⟷ `Mathlib.Topology.ContinuousFunction.LocallyConstant`

Changes since the initial port

Changes in mathlib3

Changes in mathlib3port

Changes in mathlib4

Dependencies 9 + 550

topology.continuous_function.locally_constant ⟷ Mathlib.Topology.ContinuousFunction.LocallyConstant

Changes since the initial port

Changes in mathlib3

Changes in mathlib3port

Changes in mathlib4

Dependencies 9 + 550

`topology.continuous_function.locally_constant` ⟷ `Mathlib.Topology.ContinuousFunction.LocallyConstant`