category_theory.adjunction.over | 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

cea27692

(last sync)

Changes in mathlib3port

mathlib3

mathlib3port

4f81bc21

bump to nightly-2024-04-06-08

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

e34029c9

Diff

@@ -5,7 +5,7 @@ Authors: Bhavik Mehta
 -/
 import CategoryTheory.Limits.Shapes.BinaryProducts
 import CategoryTheory.Monad.Products
-import CategoryTheory.Over
+import CategoryTheory.Comma.Over
 
 #align_import category_theory.adjunction.over from "leanprover-community/mathlib"@"4f81bc21e32048db7344b7867946e992cf5f68cc"

4f81bc21

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 Bhavik Mehta. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Bhavik Mehta
 -/
-import Mathbin.CategoryTheory.Limits.Shapes.BinaryProducts
-import Mathbin.CategoryTheory.Monad.Products
-import Mathbin.CategoryTheory.Over
+import CategoryTheory.Limits.Shapes.BinaryProducts
+import CategoryTheory.Monad.Products
+import CategoryTheory.Over
 
 #align_import category_theory.adjunction.over from "leanprover-community/mathlib"@"4f81bc21e32048db7344b7867946e992cf5f68cc"

4f81bc21

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 Bhavik Mehta. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Bhavik Mehta
-
-! This file was ported from Lean 3 source module category_theory.adjunction.over
-! leanprover-community/mathlib commit 4f81bc21e32048db7344b7867946e992cf5f68cc
-! Please do not edit these lines, except to modify the commit id
-! if you have ported upstream changes.
 -/
 import Mathbin.CategoryTheory.Limits.Shapes.BinaryProducts
 import Mathbin.CategoryTheory.Monad.Products
 import Mathbin.CategoryTheory.Over
 
+#align_import category_theory.adjunction.over from "leanprover-community/mathlib"@"4f81bc21e32048db7344b7867946e992cf5f68cc"
+
 /-!
 # Adjunctions related to the over category

4f81bc21

bump to nightly-2023-04-23-03

mathlib commit https://github.com/leanprover-community/mathlib/commit/7e281deff072232a3c5b3e90034bd65dde396312

8c574543

Diff

@@ -4,7 +4,7 @@ Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Bhavik Mehta
 
 ! This file was ported from Lean 3 source module category_theory.adjunction.over
-! leanprover-community/mathlib commit cea27692b3fdeb328a2ddba6aabf181754543184
+! leanprover-community/mathlib commit 4f81bc21e32048db7344b7867946e992cf5f68cc
 ! Please do not edit these lines, except to modify the commit id
 ! if you have ported upstream changes.
 -/
@@ -15,6 +15,9 @@ import Mathbin.CategoryTheory.Over
 /-!
 # Adjunctions related to the over category
 
+> THIS FILE IS SYNCHRONIZED WITH MATHLIB4.
+> Any changes to this file require a corresponding PR to mathlib4.
+
 Construct the left adjoint `star X` to `over.forget X : over X ⥤ C`.
 
 ## TODO

cea27692

bump to nightly-2023-04-21-14

mathlib commit https://github.com/leanprover-community/mathlib/commit/246f6f7989ff86bd07e1b014846f11304f33cf9e

f5635fc7

Diff

@@ -33,6 +33,7 @@ open Category Limits Comonad
 
 variable {C : Type u} [Category.{v} C] (X : C)
 
+#print CategoryTheory.star /-
 /--
 The functor from `C` to `over X` which sends `Y : C` to `π₁ : X ⨯ Y ⟶ X`, sometimes denoted `X*`.
 -/
@@ -40,7 +41,9 @@ The functor from `C` to `over X` which sends `Y : C` to `π₁ : X ⨯ Y ⟶ X`,
 def star [HasBinaryProducts C] : C ⥤ Over X :=
   cofree _ ⋙ coalgebraToOver X
 #align category_theory.star CategoryTheory.star
+-/
 
+#print CategoryTheory.forgetAdjStar /-
 /-- The functor `over.forget X : over X ⥤ C` has a right adjoint given by `star X`.
 
 Note that the binary products assumption is necessary: the existence of a right adjoint to
@@ -49,6 +52,7 @@ Note that the binary products assumption is necessary: the existence of a right
 def forgetAdjStar [HasBinaryProducts C] : Over.forget X ⊣ star X :=
   (coalgebraEquivOver X).symm.toAdjunction.comp (adj _)
 #align category_theory.forget_adj_star CategoryTheory.forgetAdjStar
+-/
 
 /-- Note that the binary products assumption is necessary: the existence of a right adjoint to
 `over.forget X` is equivalent to the existence of each binary product `X ⨯ -`.

cea27692

bump to nightly-2023-02-21-16

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

1107b979

Changes in mathlib4

mathlib3

mathlib4

cea27692

refactor: create folder CategoryTheory/Comma (#10108)

38cd7278

Diff

@@ -3,9 +3,9 @@ Copyright (c) 2021 Bhavik Mehta. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Bhavik Mehta
 -/
+import Mathlib.CategoryTheory.Comma.Over
 import Mathlib.CategoryTheory.Limits.Shapes.BinaryProducts
 import Mathlib.CategoryTheory.Monad.Products
-import Mathlib.CategoryTheory.Over
 
 #align_import category_theory.adjunction.over from "leanprover-community/mathlib"@"cea27692b3fdeb328a2ddba6aabf181754543184"

cea27692

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 Bhavik Mehta. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Bhavik Mehta
-
-! This file was ported from Lean 3 source module category_theory.adjunction.over
-! leanprover-community/mathlib commit cea27692b3fdeb328a2ddba6aabf181754543184
-! Please do not edit these lines, except to modify the commit id
-! if you have ported upstream changes.
 -/
 import Mathlib.CategoryTheory.Limits.Shapes.BinaryProducts
 import Mathlib.CategoryTheory.Monad.Products
 import Mathlib.CategoryTheory.Over
 
+#align_import category_theory.adjunction.over from "leanprover-community/mathlib"@"cea27692b3fdeb328a2ddba6aabf181754543184"
+
 /-!
 # Adjunctions related to the over category

cea27692

feat: port CategoryTheory.Adjunction.Over (#3562)

e8e81968

`category_theory.adjunction.over` ⟷ `Mathlib.CategoryTheory.Adjunction.Over`

Changes since the initial port

Changes in mathlib3

Changes in mathlib3port

Changes in mathlib4

Dependencies 111

category_theory.adjunction.over ⟷ Mathlib.CategoryTheory.Adjunction.Over

Changes since the initial port

Changes in mathlib3

Changes in mathlib3port

Changes in mathlib4

Dependencies 111

`category_theory.adjunction.over` ⟷ `Mathlib.CategoryTheory.Adjunction.Over`