algebra.lie.character | Mathlib porting status

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

132328c4

(last sync)

Changes in mathlib3port

mathlib3

mathlib3port

36938f77

bump to nightly-2024-03-17-08

mathlib commit https://github.com/leanprover-community/mathlib/commit/65a1391a0106c9204fe45bc73a039f056558cb83

22f01ce4

Diff

@@ -57,7 +57,7 @@ theorem lieCharacter_apply_of_mem_derived (χ : LieCharacter R L) {x : L}
     (h : x ∈ derivedSeries R L 1) : χ x = 0 :=
   by
   rw [derived_series_def, derived_series_of_ideal_succ, derived_series_of_ideal_zero, ←
-    LieSubmodule.mem_coeSubmodule, LieSubmodule.lieIdeal_oper_eq_linear_span] at h 
+    LieSubmodule.mem_coeSubmodule, LieSubmodule.lieIdeal_oper_eq_linear_span] at h
   apply Submodule.span_induction h
   · rintro y ⟨⟨z, hz⟩, ⟨⟨w, hw⟩, rfl⟩⟩; apply lie_character_apply_lie
   · exact χ.map_zero

36938f77

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.Algebra.Lie.Abelian
-import Mathbin.Algebra.Lie.Solvable
-import Mathbin.LinearAlgebra.Dual
+import Algebra.Lie.Abelian
+import Algebra.Lie.Solvable
+import LinearAlgebra.Dual
 
 #align_import algebra.lie.character from "leanprover-community/mathlib"@"36938f775671ff28bea1c0310f1608e4afbb22e0"

36938f77

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 algebra.lie.character
-! leanprover-community/mathlib commit 36938f775671ff28bea1c0310f1608e4afbb22e0
-! Please do not edit these lines, except to modify the commit id
-! if you have ported upstream changes.
 -/
 import Mathbin.Algebra.Lie.Abelian
 import Mathbin.Algebra.Lie.Solvable
 import Mathbin.LinearAlgebra.Dual
 
+#align_import algebra.lie.character from "leanprover-community/mathlib"@"36938f775671ff28bea1c0310f1608e4afbb22e0"
+
 /-!
 # Characters of Lie algebras

36938f77

bump to nightly-2023-06-13-21

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

829520ac

Diff

@@ -48,10 +48,12 @@ abbrev LieCharacter :=
 
 variable {R L}
 
+#print LieAlgebra.lieCharacter_apply_lie /-
 @[simp]
 theorem lieCharacter_apply_lie (χ : LieCharacter R L) (x y : L) : χ ⁅x, y⁆ = 0 := by
   rw [LieHom.map_lie, LieRing.of_associative_ring_bracket, mul_comm, sub_self]
 #align lie_algebra.lie_character_apply_lie LieAlgebra.lieCharacter_apply_lie
+-/
 
 #print LieAlgebra.lieCharacter_apply_of_mem_derived /-
 theorem lieCharacter_apply_of_mem_derived (χ : LieCharacter R L) {x : L}
@@ -67,6 +69,7 @@ theorem lieCharacter_apply_of_mem_derived (χ : LieCharacter R L) {x : L}
 #align lie_algebra.lie_character_apply_of_mem_derived LieAlgebra.lieCharacter_apply_of_mem_derived
 -/
 
+#print LieAlgebra.lieCharacterEquivLinearDual /-
 /-- For an Abelian Lie algebra, characters are just linear forms. -/
 @[simps]
 def lieCharacterEquivLinearDual [IsLieAbelian L] : LieCharacter R L ≃ Module.Dual R L
@@ -80,6 +83,7 @@ def lieCharacterEquivLinearDual [IsLieAbelian L] : LieCharacter R L ≃ Module.D
   left_inv χ := by ext; rfl
   right_inv ψ := by ext; rfl
 #align lie_algebra.lie_character_equiv_linear_dual LieAlgebra.lieCharacterEquivLinearDual
+-/
 
 end LieAlgebra

36938f77

bump to nightly-2023-06-07-03

mathlib commit https://github.com/leanprover-community/mathlib/commit/58a272265b5e05f258161260dd2c5d247213cbd3

831e78ce

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 algebra.lie.character
-! leanprover-community/mathlib commit 132328c4dd48da87adca5d408ca54f315282b719
+! leanprover-community/mathlib commit 36938f775671ff28bea1c0310f1608e4afbb22e0
 ! Please do not edit these lines, except to modify the commit id
 ! if you have ported upstream changes.
 -/
@@ -15,6 +15,9 @@ import Mathbin.LinearAlgebra.Dual
 /-!
 # Characters of Lie algebras
 
+> THIS FILE IS SYNCHRONIZED WITH MATHLIB4.
+> Any changes to this file require a corresponding PR to mathlib4.
+
 A character of a Lie algebra `L` over a commutative ring `R` is a morphism of Lie algebras `L → R`,
 where `R` is regarded as a Lie algebra over itself via the ring commutator. For an Abelian Lie
 algebra (e.g., a Cartan subalgebra of a semisimple Lie algebra) a character is just a linear form.

132328c4

bump to nightly-2023-06-05-12

mathlib commit https://github.com/leanprover-community/mathlib/commit/13361559d66b84f80b6d5a1c4a26aa5054766725

d07076be

Diff

@@ -36,10 +36,12 @@ namespace LieAlgebra
 
 variable (R : Type u) (L : Type v) [CommRing R] [LieRing L] [LieAlgebra R L]
 
+#print LieAlgebra.LieCharacter /-
 /-- A character of a Lie algebra is a morphism to the scalars. -/
 abbrev LieCharacter :=
   L →ₗ⁅R⁆ R
 #align lie_algebra.lie_character LieAlgebra.LieCharacter
+-/
 
 variable {R L}
 
@@ -48,6 +50,7 @@ theorem lieCharacter_apply_lie (χ : LieCharacter R L) (x y : L) : χ ⁅x, y⁆
   rw [LieHom.map_lie, LieRing.of_associative_ring_bracket, mul_comm, sub_self]
 #align lie_algebra.lie_character_apply_lie LieAlgebra.lieCharacter_apply_lie
 
+#print LieAlgebra.lieCharacter_apply_of_mem_derived /-
 theorem lieCharacter_apply_of_mem_derived (χ : LieCharacter R L) {x : L}
     (h : x ∈ derivedSeries R L 1) : χ x = 0 :=
   by
@@ -59,6 +62,7 @@ theorem lieCharacter_apply_of_mem_derived (χ : LieCharacter R L) {x : L}
   · intro y z hy hz; rw [LieHom.map_add, hy, hz, add_zero]
   · intro t y hy; rw [LieHom.map_smul, hy, smul_zero]
 #align lie_algebra.lie_character_apply_of_mem_derived LieAlgebra.lieCharacter_apply_of_mem_derived
+-/
 
 /-- For an Abelian Lie algebra, characters are just linear forms. -/
 @[simps]

132328c4

bump to nightly-2023-06-01-16

mathlib commit https://github.com/leanprover-community/mathlib/commit/cca40788df1b8755d5baf17ab2f27dacc2e17acb

b9c87c70

Diff

@@ -52,7 +52,7 @@ theorem lieCharacter_apply_of_mem_derived (χ : LieCharacter R L) {x : L}
     (h : x ∈ derivedSeries R L 1) : χ x = 0 :=
   by
   rw [derived_series_def, derived_series_of_ideal_succ, derived_series_of_ideal_zero, ←
-    LieSubmodule.mem_coeSubmodule, LieSubmodule.lieIdeal_oper_eq_linear_span] at h
+    LieSubmodule.mem_coeSubmodule, LieSubmodule.lieIdeal_oper_eq_linear_span] at h 
   apply Submodule.span_induction h
   · rintro y ⟨⟨z, hz⟩, ⟨⟨w, hw⟩, rfl⟩⟩; apply lie_character_apply_lie
   · exact χ.map_zero

132328c4

bump to nightly-2023-05-28-04

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

6797a637

Diff

@@ -54,13 +54,10 @@ theorem lieCharacter_apply_of_mem_derived (χ : LieCharacter R L) {x : L}
   rw [derived_series_def, derived_series_of_ideal_succ, derived_series_of_ideal_zero, ←
     LieSubmodule.mem_coeSubmodule, LieSubmodule.lieIdeal_oper_eq_linear_span] at h
   apply Submodule.span_induction h
-  · rintro y ⟨⟨z, hz⟩, ⟨⟨w, hw⟩, rfl⟩⟩
-    apply lie_character_apply_lie
+  · rintro y ⟨⟨z, hz⟩, ⟨⟨w, hw⟩, rfl⟩⟩; apply lie_character_apply_lie
   · exact χ.map_zero
-  · intro y z hy hz
-    rw [LieHom.map_add, hy, hz, add_zero]
-  · intro t y hy
-    rw [LieHom.map_smul, hy, smul_zero]
+  · intro y z hy hz; rw [LieHom.map_add, hy, hz, add_zero]
+  · intro t y hy; rw [LieHom.map_smul, hy, smul_zero]
 #align lie_algebra.lie_character_apply_of_mem_derived LieAlgebra.lieCharacter_apply_of_mem_derived
 
 /-- For an Abelian Lie algebra, characters are just linear forms. -/
@@ -73,12 +70,8 @@ def lieCharacterEquivLinearDual [IsLieAbelian L] : LieCharacter R L ≃ Module.D
       map_lie' := fun x y => by
         rw [LieModule.IsTrivial.trivial, LieRing.of_associative_ring_bracket, mul_comm, sub_self,
           LinearMap.toFun_eq_coe, LinearMap.map_zero] }
-  left_inv χ := by
-    ext
-    rfl
-  right_inv ψ := by
-    ext
-    rfl
+  left_inv χ := by ext; rfl
+  right_inv ψ := by ext; rfl
 #align lie_algebra.lie_character_equiv_linear_dual LieAlgebra.lieCharacterEquivLinearDual
 
 end LieAlgebra

132328c4

bump to nightly-2023-02-21-16

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

1107b979

Changes in mathlib4

mathlib3

mathlib4

132328c4

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 algebra.lie.character
-! leanprover-community/mathlib commit 132328c4dd48da87adca5d408ca54f315282b719
-! Please do not edit these lines, except to modify the commit id
-! if you have ported upstream changes.
 -/
 import Mathlib.Algebra.Lie.Abelian
 import Mathlib.Algebra.Lie.Solvable
 import Mathlib.LinearAlgebra.Dual
 
+#align_import algebra.lie.character from "leanprover-community/mathlib"@"132328c4dd48da87adca5d408ca54f315282b719"
+
 /-!
 # Characters of Lie algebras

132328c4

feat: port Algebra.Lie.Character (#4683)

8546e238

`algebra.lie.character` ⟷ `Mathlib.Algebra.Lie.Character`

Changes since the initial port

Changes in mathlib3

Changes in mathlib3port

Changes in mathlib4

Dependencies 10 + 523

algebra.lie.character ⟷ Mathlib.Algebra.Lie.Character

Changes since the initial port

Changes in mathlib3

Changes in mathlib3port

Changes in mathlib4

Dependencies 10 + 523

`algebra.lie.character` ⟷ `Mathlib.Algebra.Lie.Character`