category_theory.localization.oppositeMathlib.CategoryTheory.Localization.Opposite

This file has been ported!

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

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Changes in mathlib3port

mathlib3
mathlib3port
Diff
@@ -3,7 +3,7 @@ Copyright (c) 2022 Joël Riou. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Joël Riou
 -/
-import Mathbin.CategoryTheory.Localization.Predicate
+import CategoryTheory.Localization.Predicate
 
 #align_import category_theory.localization.opposite from "leanprover-community/mathlib"@"31ca6f9cf5f90a6206092cd7f84b359dcb6d52e0"
 
Diff
@@ -52,7 +52,7 @@ def StrictUniversalPropertyFixedTarget.op {E : Type _} [Category E]
 -/
 
 #print CategoryTheory.Localization.isLocalization_op /-
-instance isLocalization_op : W.Q.op.IsLocalizationₓ W.op :=
+instance isLocalization_op : W.Q.op.IsLocalization W.op :=
   Functor.IsLocalization.mk' W.Q.op W.op (strictUniversalPropertyFixedTargetQ W _).op
     (strictUniversalPropertyFixedTargetQ W _).op
 #align category_theory.localization.is_localization_op CategoryTheory.Localization.isLocalization_op
@@ -63,7 +63,7 @@ end Localization
 namespace Functor
 
 #print CategoryTheory.Functor.IsLocalization.op /-
-instance IsLocalization.op [h : L.IsLocalizationₓ W] : L.op.IsLocalizationₓ W.op :=
+instance IsLocalization.op [h : L.IsLocalization W] : L.op.IsLocalization W.op :=
   IsLocalization.of_equivalence_target W.Q.op W.op L.op (Localization.equivalenceFromModel L W).op
     (NatIso.op (Localization.qCompEquivalenceFromModelFunctorIso L W).symm)
 #align category_theory.functor.is_localization.op CategoryTheory.Functor.IsLocalization.op
Diff
@@ -52,7 +52,7 @@ def StrictUniversalPropertyFixedTarget.op {E : Type _} [Category E]
 -/
 
 #print CategoryTheory.Localization.isLocalization_op /-
-instance isLocalization_op : W.Q.op.IsLocalization W.op :=
+instance isLocalization_op : W.Q.op.IsLocalizationₓ W.op :=
   Functor.IsLocalization.mk' W.Q.op W.op (strictUniversalPropertyFixedTargetQ W _).op
     (strictUniversalPropertyFixedTargetQ W _).op
 #align category_theory.localization.is_localization_op CategoryTheory.Localization.isLocalization_op
@@ -63,7 +63,7 @@ end Localization
 namespace Functor
 
 #print CategoryTheory.Functor.IsLocalization.op /-
-instance IsLocalization.op [h : L.IsLocalization W] : L.op.IsLocalization W.op :=
+instance IsLocalization.op [h : L.IsLocalizationₓ W] : L.op.IsLocalizationₓ W.op :=
   IsLocalization.of_equivalence_target W.Q.op W.op L.op (Localization.equivalenceFromModel L W).op
     (NatIso.op (Localization.qCompEquivalenceFromModelFunctorIso L W).symm)
 #align category_theory.functor.is_localization.op CategoryTheory.Functor.IsLocalization.op
Diff
@@ -2,14 +2,11 @@
 Copyright (c) 2022 Joël Riou. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Joël Riou
-
-! This file was ported from Lean 3 source module category_theory.localization.opposite
-! leanprover-community/mathlib commit 31ca6f9cf5f90a6206092cd7f84b359dcb6d52e0
-! Please do not edit these lines, except to modify the commit id
-! if you have ported upstream changes.
 -/
 import Mathbin.CategoryTheory.Localization.Predicate
 
+#align_import category_theory.localization.opposite from "leanprover-community/mathlib"@"31ca6f9cf5f90a6206092cd7f84b359dcb6d52e0"
+
 /-!
 
 # Localization of the opposite category
Diff
@@ -4,7 +4,7 @@ Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Joël Riou
 
 ! This file was ported from Lean 3 source module category_theory.localization.opposite
-! leanprover-community/mathlib commit 8efef279998820353694feb6ff5631ed0d309ecc
+! leanprover-community/mathlib commit 31ca6f9cf5f90a6206092cd7f84b359dcb6d52e0
 ! Please do not edit these lines, except to modify the commit id
 ! if you have ported upstream changes.
 -/
@@ -14,6 +14,9 @@ import Mathbin.CategoryTheory.Localization.Predicate
 
 # Localization of the opposite category
 
+> THIS FILE IS SYNCHRONIZED WITH MATHLIB4.
+> Any changes to this file require a corresponding PR to mathlib4.
+
 If a functor `L : C ⥤ D` is a localization functor for `W : morphism_property C`, it
 is shown in this file that `L.op : Cᵒᵖ ⥤ Dᵒᵖ` is also a localization functor.
 
Diff
@@ -30,6 +30,7 @@ variable {C D : Type _} [Category C] [Category D] {L : C ⥤ D} {W : MorphismPro
 
 namespace Localization
 
+#print CategoryTheory.Localization.StrictUniversalPropertyFixedTarget.op /-
 /-- If `L : C ⥤ D` satisfies the universal property of the localisation
 for `W : morphism_property C`, then `L.op` also does. -/
 def StrictUniversalPropertyFixedTarget.op {E : Type _} [Category E]
@@ -48,20 +49,25 @@ def StrictUniversalPropertyFixedTarget.op {E : Type _} [Category E]
     have eq' := congr_arg functor.right_op Eq
     exact h.uniq _ _ eq'
 #align category_theory.localization.strict_universal_property_fixed_target.op CategoryTheory.Localization.StrictUniversalPropertyFixedTarget.op
+-/
 
+#print CategoryTheory.Localization.isLocalization_op /-
 instance isLocalization_op : W.Q.op.IsLocalization W.op :=
   Functor.IsLocalization.mk' W.Q.op W.op (strictUniversalPropertyFixedTargetQ W _).op
     (strictUniversalPropertyFixedTargetQ W _).op
 #align category_theory.localization.is_localization_op CategoryTheory.Localization.isLocalization_op
+-/
 
 end Localization
 
 namespace Functor
 
+#print CategoryTheory.Functor.IsLocalization.op /-
 instance IsLocalization.op [h : L.IsLocalization W] : L.op.IsLocalization W.op :=
   IsLocalization.of_equivalence_target W.Q.op W.op L.op (Localization.equivalenceFromModel L W).op
     (NatIso.op (Localization.qCompEquivalenceFromModelFunctorIso L W).symm)
 #align category_theory.functor.is_localization.op CategoryTheory.Functor.IsLocalization.op
+-/
 
 end Functor
 
Diff
@@ -49,8 +49,8 @@ def StrictUniversalPropertyFixedTarget.op {E : Type _} [Category E]
     exact h.uniq _ _ eq'
 #align category_theory.localization.strict_universal_property_fixed_target.op CategoryTheory.Localization.StrictUniversalPropertyFixedTarget.op
 
-instance isLocalization_op : W.q.op.IsLocalization W.op :=
-  Functor.IsLocalization.mk' W.q.op W.op (strictUniversalPropertyFixedTargetQ W _).op
+instance isLocalization_op : W.Q.op.IsLocalization W.op :=
+  Functor.IsLocalization.mk' W.Q.op W.op (strictUniversalPropertyFixedTargetQ W _).op
     (strictUniversalPropertyFixedTargetQ W _).op
 #align category_theory.localization.is_localization_op CategoryTheory.Localization.isLocalization_op
 
@@ -59,7 +59,7 @@ end Localization
 namespace Functor
 
 instance IsLocalization.op [h : L.IsLocalization W] : L.op.IsLocalization W.op :=
-  IsLocalization.of_equivalence_target W.q.op W.op L.op (Localization.equivalenceFromModel L W).op
+  IsLocalization.of_equivalence_target W.Q.op W.op L.op (Localization.equivalenceFromModel L W).op
     (NatIso.op (Localization.qCompEquivalenceFromModelFunctorIso L W).symm)
 #align category_theory.functor.is_localization.op CategoryTheory.Functor.IsLocalization.op
 

Changes in mathlib4

mathlib3
mathlib4
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.

Diff
@@ -23,13 +23,13 @@ open CategoryTheory CategoryTheory.Category
 
 namespace CategoryTheory
 
-variable {C D : Type _} [Category C] [Category D] {L : C ⥤ D} {W : MorphismProperty C}
+variable {C D : Type*} [Category C] [Category D] {L : C ⥤ D} {W : MorphismProperty C}
 
 namespace Localization
 
 /-- If `L : C ⥤ D` satisfies the universal property of the localisation
 for `W : MorphismProperty C`, then `L.op` also does. -/
-def StrictUniversalPropertyFixedTarget.op {E : Type _} [Category E]
+def StrictUniversalPropertyFixedTarget.op {E : Type*} [Category E]
     (h : StrictUniversalPropertyFixedTarget L W Eᵒᵖ) :
     StrictUniversalPropertyFixedTarget L.op W.op E where
   inverts := h.inverts.op
chore: script to replace headers with #align_import statements (#5979)

Open in Gitpod

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

Diff
@@ -2,14 +2,11 @@
 Copyright (c) 2022 Joël Riou. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Joël Riou
-
-! This file was ported from Lean 3 source module category_theory.localization.opposite
-! leanprover-community/mathlib commit 8efef279998820353694feb6ff5631ed0d309ecc
-! Please do not edit these lines, except to modify the commit id
-! if you have ported upstream changes.
 -/
 import Mathlib.CategoryTheory.Localization.Predicate
 
+#align_import category_theory.localization.opposite from "leanprover-community/mathlib"@"8efef279998820353694feb6ff5631ed0d309ecc"
+
 /-!
 
 # Localization of the opposite category
chore: tidy various files (#3358)
Diff
@@ -31,17 +31,15 @@ variable {C D : Type _} [Category C] [Category D] {L : C ⥤ D} {W : MorphismPro
 namespace Localization
 
 /-- If `L : C ⥤ D` satisfies the universal property of the localisation
-for `W : morphism_property C`, then `L.op` also does. -/
+for `W : MorphismProperty C`, then `L.op` also does. -/
 def StrictUniversalPropertyFixedTarget.op {E : Type _} [Category E]
     (h : StrictUniversalPropertyFixedTarget L W Eᵒᵖ) :
-    StrictUniversalPropertyFixedTarget L.op W.op E
-    where
+    StrictUniversalPropertyFixedTarget L.op W.op E where
   inverts := h.inverts.op
   lift F hF := (h.lift F.rightOp hF.rightOp).leftOp
   fac F hF := by
     convert congr_arg Functor.leftOp (h.fac F.rightOp hF.rightOp)
-  uniq F₁ F₂ eq :=
-    by
+  uniq F₁ F₂ eq := by
     suffices F₁.rightOp = F₂.rightOp by
       rw [← F₁.rightOp_leftOp_eq, ← F₂.rightOp_leftOp_eq, this]
     have eq' := congr_arg Functor.rightOp eq
feat: port CategoryTheory.Localization.Opposite (#2949)

Co-authored-by: Parcly Taxel <reddeloostw@gmail.com> Co-authored-by: Jeremy Tan Jie Rui <reddeloostw@gmail.com>

Dependencies 2 + 262

263 files ported (99.2%)
108757 lines ported (99.9%)
Show graph

The unported dependencies are