topology.category.Top.adjunctions | 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

f7baecbb

(last sync)

Changes in mathlib3port

mathlib3

mathlib3port

814d76e2

bump to nightly-2024-04-06-08

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

e34029c9

Diff

@@ -3,7 +3,7 @@ Copyright (c) 2017 Scott Morrison. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Patrick Massot, Mario Carneiro
 -/
-import Topology.Category.Top.Basic
+import Topology.Category.TopCat.Basic
 import CategoryTheory.Adjunction.Basic
 
 #align_import topology.category.Top.adjunctions from "leanprover-community/mathlib"@"814d76e2247d5ba8bc024843552da1278bfe9e5c"

814d76e2

bump to nightly-2023-09-24-06

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

5655435f

Diff

@@ -3,8 +3,8 @@ Copyright (c) 2017 Scott Morrison. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Patrick Massot, Mario Carneiro
 -/
-import Mathbin.Topology.Category.Top.Basic
-import Mathbin.CategoryTheory.Adjunction.Basic
+import Topology.Category.Top.Basic
+import CategoryTheory.Adjunction.Basic
 
 #align_import topology.category.Top.adjunctions from "leanprover-community/mathlib"@"814d76e2247d5ba8bc024843552da1278bfe9e5c"

814d76e2

bump to nightly-2023-07-20-09

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

9c56d0dd

Diff

@@ -2,15 +2,12 @@
 Copyright (c) 2017 Scott Morrison. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Patrick Massot, Mario Carneiro
-
-! This file was ported from Lean 3 source module topology.category.Top.adjunctions
-! leanprover-community/mathlib commit 814d76e2247d5ba8bc024843552da1278bfe9e5c
-! Please do not edit these lines, except to modify the commit id
-! if you have ported upstream changes.
 -/
 import Mathbin.Topology.Category.Top.Basic
 import Mathbin.CategoryTheory.Adjunction.Basic
 
+#align_import topology.category.Top.adjunctions from "leanprover-community/mathlib"@"814d76e2247d5ba8bc024843552da1278bfe9e5c"
+
 /-!
 # Adjunctions regarding the category of topological spaces

814d76e2

bump to nightly-2023-04-13-02

mathlib commit https://github.com/leanprover-community/mathlib/commit/347636a7a80595d55bedf6e6fbd996a3c39da69a

bd75793a

Diff

@@ -4,7 +4,7 @@ Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Patrick Massot, Mario Carneiro
 
 ! This file was ported from Lean 3 source module topology.category.Top.adjunctions
-! leanprover-community/mathlib commit f7baecbb54bd0f24f228576f97b1752fc3c9b318
+! leanprover-community/mathlib commit 814d76e2247d5ba8bc024843552da1278bfe9e5c
 ! 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.Adjunction.Basic
 /-!
 # Adjunctions regarding the category of topological spaces
 
+> THIS FILE IS SYNCHRONIZED WITH MATHLIB4.
+> Any changes to this file require a corresponding PR to mathlib4.
+
 This file shows that the forgetful functor from topological spaces to types has a left and right
 adjoint, given by `Top.discrete`, resp. `Top.trivial`, the functors which equip a type with the
 discrete, resp. trivial, topology.

f7baecbb

bump to nightly-2023-04-11-14

mathlib commit https://github.com/leanprover-community/mathlib/commit/c9236f47f5b9df573443aa499c0d3968769628b7

34188197

Diff

@@ -28,6 +28,7 @@ open TopCat
 
 namespace TopCat
 
+#print TopCat.adj₁ /-
 /-- Equipping a type with the discrete topology is left adjoint to the forgetful functor
 `Top ⥤ Type`. -/
 @[simps Unit counit]
@@ -36,7 +37,9 @@ def adj₁ : discrete ⊣ forget TopCat.{u} :=
     { Unit := { app := fun X => id }
       counit := { app := fun X => ⟨id, continuous_bot⟩ } }
 #align Top.adj₁ TopCat.adj₁
+-/
 
+#print TopCat.adj₂ /-
 /-- Equipping a type with the trivial topology is right adjoint to the forgetful functor
 `Top ⥤ Type`. -/
 @[simps Unit counit]
@@ -45,6 +48,7 @@ def adj₂ : forget TopCat.{u} ⊣ trivial :=
     { Unit := { app := fun X => ⟨id, continuous_top⟩ }
       counit := { app := fun X => id } }
 #align Top.adj₂ TopCat.adj₂
+-/
 
 instance : IsRightAdjoint (forget TopCat.{u}) :=
   ⟨_, adj₁⟩

f7baecbb

bump to nightly-2023-02-21-16

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

1107b979

Changes in mathlib4

mathlib3

mathlib4

f7baecbb

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

@@ -2,15 +2,12 @@
 Copyright (c) 2017 Scott Morrison. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Patrick Massot, Mario Carneiro
-
-! This file was ported from Lean 3 source module topology.category.Top.adjunctions
-! leanprover-community/mathlib commit f7baecbb54bd0f24f228576f97b1752fc3c9b318
-! Please do not edit these lines, except to modify the commit id
-! if you have ported upstream changes.
 -/
 import Mathlib.Topology.Category.TopCat.Basic
 import Mathlib.CategoryTheory.Adjunction.Basic
 
+#align_import topology.category.Top.adjunctions from "leanprover-community/mathlib"@"f7baecbb54bd0f24f228576f97b1752fc3c9b318"
+
 /-!
 # Adjunctions regarding the category of topological spaces

f7baecbb

chore: rename Top->TopCat (#4089)

6fbdb197

Diff

@@ -8,7 +8,7 @@ Authors: Patrick Massot, Mario Carneiro
 ! Please do not edit these lines, except to modify the commit id
 ! if you have ported upstream changes.
 -/
-import Mathlib.Topology.Category.Top.Basic
+import Mathlib.Topology.Category.TopCat.Basic
 import Mathlib.CategoryTheory.Adjunction.Basic
 
 /-!

f7baecbb

feat: port Topology.Category.Top.Adjunctions (#3390)

Co-authored-by: Parcly Taxel <reddeloostw@gmail.com>

85b0cd3c

`topology.category.Top.adjunctions` ⟷ `Mathlib.Topology.Category.TopCat.Adjunctions`

Changes since the initial port

Changes in mathlib3

Changes in mathlib3port

Changes in mathlib4

Dependencies 8 + 378

topology.category.Top.adjunctions ⟷ Mathlib.Topology.Category.TopCat.Adjunctions

Changes since the initial port

Changes in mathlib3

Changes in mathlib3port

Changes in mathlib4

Dependencies 8 + 378

`topology.category.Top.adjunctions` ⟷ `Mathlib.Topology.Category.TopCat.Adjunctions`