category_theory.concrete_category.unbundled_hom

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

f153a85a

(last sync)

Changes in mathlib3port

mathlib3

mathlib3port

9d2f0748

bump to nightly-2024-02-05-08

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

516c6ec2

Diff

@@ -25,8 +25,8 @@ universe v u
 namespace CategoryTheory
 
 #print CategoryTheory.UnbundledHom /-
-/- ./././Mathport/Syntax/Translate/Command.lean:404:30: infer kinds are unsupported in Lean 4: #[`hom_id] [] -/
-/- ./././Mathport/Syntax/Translate/Command.lean:404:30: infer kinds are unsupported in Lean 4: #[`hom_comp] [] -/
+/- ./././Mathport/Syntax/Translate/Command.lean:400:30: infer kinds are unsupported in Lean 4: #[`hom_id] [] -/
+/- ./././Mathport/Syntax/Translate/Command.lean:400:30: infer kinds are unsupported in Lean 4: #[`hom_comp] [] -/
 /-- A class for unbundled homs used to define a category. `hom` must
 take two types `α`, `β` and instances of the corresponding structures,
 and return a predicate on `α → β`. -/

9d2f0748

bump to nightly-2023-12-23-06

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

b8c74971

Diff

@@ -25,8 +25,8 @@ universe v u
 namespace CategoryTheory
 
 #print CategoryTheory.UnbundledHom /-
-/- ./././Mathport/Syntax/Translate/Command.lean:394:30: infer kinds are unsupported in Lean 4: #[`hom_id] [] -/
-/- ./././Mathport/Syntax/Translate/Command.lean:394:30: infer kinds are unsupported in Lean 4: #[`hom_comp] [] -/
+/- ./././Mathport/Syntax/Translate/Command.lean:404:30: infer kinds are unsupported in Lean 4: #[`hom_id] [] -/
+/- ./././Mathport/Syntax/Translate/Command.lean:404:30: infer kinds are unsupported in Lean 4: #[`hom_comp] [] -/
 /-- A class for unbundled homs used to define a category. `hom` must
 take two types `α`, `β` and instances of the corresponding structures,
 and return a predicate on `α → β`. -/

9d2f0748

bump to nightly-2023-09-24-06

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

5655435f

Diff

@@ -3,7 +3,7 @@ Copyright (c) 2019 Yury Kudryashov. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Yury Kudryashov
 -/
-import Mathbin.CategoryTheory.ConcreteCategory.BundledHom
+import CategoryTheory.ConcreteCategory.BundledHom
 
 #align_import category_theory.concrete_category.unbundled_hom from "leanprover-community/mathlib"@"9d2f0748e6c50d7a2657c564b1ff2c695b39148d"
 
@@ -25,8 +25,8 @@ universe v u
 namespace CategoryTheory
 
 #print CategoryTheory.UnbundledHom /-
-/- ./././Mathport/Syntax/Translate/Command.lean:393:30: infer kinds are unsupported in Lean 4: #[`hom_id] [] -/
-/- ./././Mathport/Syntax/Translate/Command.lean:393:30: infer kinds are unsupported in Lean 4: #[`hom_comp] [] -/
+/- ./././Mathport/Syntax/Translate/Command.lean:394:30: infer kinds are unsupported in Lean 4: #[`hom_id] [] -/
+/- ./././Mathport/Syntax/Translate/Command.lean:394:30: infer kinds are unsupported in Lean 4: #[`hom_comp] [] -/
 /-- A class for unbundled homs used to define a category. `hom` must
 take two types `α`, `β` and instances of the corresponding structures,
 and return a predicate on `α → β`. -/

9d2f0748

bump to nightly-2023-07-20-09

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

9c56d0dd

Diff

@@ -2,14 +2,11 @@
 Copyright (c) 2019 Yury Kudryashov. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Yury Kudryashov
-
-! This file was ported from Lean 3 source module category_theory.concrete_category.unbundled_hom
-! leanprover-community/mathlib commit 9d2f0748e6c50d7a2657c564b1ff2c695b39148d
-! Please do not edit these lines, except to modify the commit id
-! if you have ported upstream changes.
 -/
 import Mathbin.CategoryTheory.ConcreteCategory.BundledHom
 
+#align_import category_theory.concrete_category.unbundled_hom from "leanprover-community/mathlib"@"9d2f0748e6c50d7a2657c564b1ff2c695b39148d"
+
 /-!
 # Category instances for structures that use unbundled homs

9d2f0748

bump to nightly-2023-06-13-21

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

829520ac

Diff

@@ -28,8 +28,8 @@ universe v u
 namespace CategoryTheory
 
 #print CategoryTheory.UnbundledHom /-
-/- ./././Mathport/Syntax/Translate/Command.lean:394:30: infer kinds are unsupported in Lean 4: #[`hom_id] [] -/
-/- ./././Mathport/Syntax/Translate/Command.lean:394:30: infer kinds are unsupported in Lean 4: #[`hom_comp] [] -/
+/- ./././Mathport/Syntax/Translate/Command.lean:393:30: infer kinds are unsupported in Lean 4: #[`hom_id] [] -/
+/- ./././Mathport/Syntax/Translate/Command.lean:393:30: infer kinds are unsupported in Lean 4: #[`hom_comp] [] -/
 /-- A class for unbundled homs used to define a category. `hom` must
 take two types `α`, `β` and instances of the corresponding structures,
 and return a predicate on `α → β`. -/
@@ -45,8 +45,6 @@ namespace UnbundledHom
 
 variable (c : Type u → Type u) (hom : ∀ ⦃α β⦄, c α → c β → (α → β) → Prop) [𝒞 : UnbundledHom hom]
 
-include 𝒞
-
 #print CategoryTheory.UnbundledHom.bundledHom /-
 instance bundledHom : BundledHom fun α β (Iα : c α) (Iβ : c β) => Subtype (hom Iα Iβ)
     where
@@ -64,16 +62,16 @@ section HasForget₂
 variable {c hom} {c' : Type u → Type u} {hom' : ∀ ⦃α β⦄, c' α → c' β → (α → β) → Prop}
   [𝒞' : UnbundledHom hom']
 
-include 𝒞'
-
 variable (obj : ∀ ⦃α⦄, c α → c' α)
   (map : ∀ ⦃α β Iα Iβ f⦄, @hom α β Iα Iβ f → hom' (obj Iα) (obj Iβ) f)
 
+#print CategoryTheory.UnbundledHom.mkHasForget₂ /-
 /-- A custom constructor for forgetful functor
 between concrete categories defined using `unbundled_hom`. -/
 def mkHasForget₂ : HasForget₂ (Bundled c) (Bundled c') :=
   BundledHom.mkHasForget₂ obj (fun X Y f => ⟨f.val, map f.property⟩) fun _ _ _ => rfl
 #align category_theory.unbundled_hom.mk_has_forget₂ CategoryTheory.UnbundledHom.mkHasForget₂
+-/
 
 end HasForget₂

9d2f0748

bump to nightly-2023-06-11-17

mathlib commit https://github.com/leanprover-community/mathlib/commit/c471da714c044131b90c133701e51b877c246677

e85a8bfe

Diff

@@ -69,13 +69,11 @@ include 𝒞'
 variable (obj : ∀ ⦃α⦄, c α → c' α)
   (map : ∀ ⦃α β Iα Iβ f⦄, @hom α β Iα Iβ f → hom' (obj Iα) (obj Iβ) f)
 
-#print CategoryTheory.UnbundledHom.mkHasForget₂ /-
 /-- A custom constructor for forgetful functor
 between concrete categories defined using `unbundled_hom`. -/
 def mkHasForget₂ : HasForget₂ (Bundled c) (Bundled c') :=
   BundledHom.mkHasForget₂ obj (fun X Y f => ⟨f.val, map f.property⟩) fun _ _ _ => rfl
 #align category_theory.unbundled_hom.mk_has_forget₂ CategoryTheory.UnbundledHom.mkHasForget₂
--/
 
 end HasForget₂

9d2f0748

bump to nightly-2023-06-04-18

mathlib commit https://github.com/leanprover-community/mathlib/commit/5f25c089cb34db4db112556f23c50d12da81b297

3fb4268b

Diff

@@ -28,8 +28,8 @@ universe v u
 namespace CategoryTheory
 
 #print CategoryTheory.UnbundledHom /-
-/- ./././Mathport/Syntax/Translate/Command.lean:393:30: infer kinds are unsupported in Lean 4: #[`hom_id] [] -/
-/- ./././Mathport/Syntax/Translate/Command.lean:393:30: infer kinds are unsupported in Lean 4: #[`hom_comp] [] -/
+/- ./././Mathport/Syntax/Translate/Command.lean:394:30: infer kinds are unsupported in Lean 4: #[`hom_id] [] -/
+/- ./././Mathport/Syntax/Translate/Command.lean:394:30: infer kinds are unsupported in Lean 4: #[`hom_comp] [] -/
 /-- A class for unbundled homs used to define a category. `hom` must
 take two types `α`, `β` and instances of the corresponding structures,
 and return a predicate on `α → β`. -/

9d2f0748

bump to nightly-2023-04-28-02

mathlib commit https://github.com/leanprover-community/mathlib/commit/fa78268d4d77cb2b2fbc89f0527e2e7807763780

473bb540

Diff

@@ -4,7 +4,7 @@ Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Yury Kudryashov
 
 ! This file was ported from Lean 3 source module category_theory.concrete_category.unbundled_hom
-! leanprover-community/mathlib commit f153a85a8dc0a96ce9133fed69e34df72f7f191f
+! leanprover-community/mathlib commit 9d2f0748e6c50d7a2657c564b1ff2c695b39148d
 ! Please do not edit these lines, except to modify the commit id
 ! if you have ported upstream changes.
 -/
@@ -13,6 +13,9 @@ import Mathbin.CategoryTheory.ConcreteCategory.BundledHom
 /-!
 # Category instances for structures that use unbundled homs
 
+> THIS FILE IS SYNCHRONIZED WITH MATHLIB4.
+> Any changes to this file require a corresponding PR to mathlib4.
+
 This file provides basic infrastructure to define concrete
 categories using unbundled homs (see `class unbundled_hom`), and
 define forgetful functors between them (see

f153a85a

bump to nightly-2023-04-24-06

mathlib commit https://github.com/leanprover-community/mathlib/commit/09079525fd01b3dda35e96adaa08d2f943e1648c

ff662d55

Diff

@@ -25,8 +25,8 @@ universe v u
 namespace CategoryTheory
 
 #print CategoryTheory.UnbundledHom /-
-/- ./././Mathport/Syntax/Translate/Command.lean:388:30: infer kinds are unsupported in Lean 4: #[`hom_id] [] -/
-/- ./././Mathport/Syntax/Translate/Command.lean:388:30: infer kinds are unsupported in Lean 4: #[`hom_comp] [] -/
+/- ./././Mathport/Syntax/Translate/Command.lean:393:30: infer kinds are unsupported in Lean 4: #[`hom_id] [] -/
+/- ./././Mathport/Syntax/Translate/Command.lean:393:30: infer kinds are unsupported in Lean 4: #[`hom_comp] [] -/
 /-- A class for unbundled homs used to define a category. `hom` must
 take two types `α`, `β` and instances of the corresponding structures,
 and return a predicate on `α → β`. -/

f153a85a

bump to nightly-2023-04-23-20

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

5df4b504

Diff

@@ -24,6 +24,7 @@ universe v u
 
 namespace CategoryTheory
 
+#print CategoryTheory.UnbundledHom /-
 /- ./././Mathport/Syntax/Translate/Command.lean:388:30: infer kinds are unsupported in Lean 4: #[`hom_id] [] -/
 /- ./././Mathport/Syntax/Translate/Command.lean:388:30: infer kinds are unsupported in Lean 4: #[`hom_comp] [] -/
 /-- A class for unbundled homs used to define a category. `hom` must
@@ -35,6 +36,7 @@ class UnbundledHom {c : Type u → Type u} (hom : ∀ {α β}, c α → c β →
     ∀ {α β γ} {Iα : c α} {Iβ : c β} {Iγ : c γ} {g : β → γ} {f : α → β} (hg : hom Iβ Iγ g)
       (hf : hom Iα Iβ f), hom Iα Iγ (g ∘ f)
 #align category_theory.unbundled_hom CategoryTheory.UnbundledHom
+-/
 
 namespace UnbundledHom
 
@@ -42,6 +44,7 @@ variable (c : Type u → Type u) (hom : ∀ ⦃α β⦄, c α → c β → (α 
 
 include 𝒞
 
+#print CategoryTheory.UnbundledHom.bundledHom /-
 instance bundledHom : BundledHom fun α β (Iα : c α) (Iβ : c β) => Subtype (hom Iα Iβ)
     where
   toFun _ _ _ _ := Subtype.val
@@ -51,6 +54,7 @@ instance bundledHom : BundledHom fun α β (Iα : c α) (Iβ : c β) => Subtype
   comp_toFun := by intros <;> rfl
   hom_ext := by intros <;> apply Subtype.eq
 #align category_theory.unbundled_hom.bundled_hom CategoryTheory.UnbundledHom.bundledHom
+-/
 
 section HasForget₂
 
@@ -62,11 +66,13 @@ include 𝒞'
 variable (obj : ∀ ⦃α⦄, c α → c' α)
   (map : ∀ ⦃α β Iα Iβ f⦄, @hom α β Iα Iβ f → hom' (obj Iα) (obj Iβ) f)
 
+#print CategoryTheory.UnbundledHom.mkHasForget₂ /-
 /-- A custom constructor for forgetful functor
 between concrete categories defined using `unbundled_hom`. -/
 def mkHasForget₂ : HasForget₂ (Bundled c) (Bundled c') :=
   BundledHom.mkHasForget₂ obj (fun X Y f => ⟨f.val, map f.property⟩) fun _ _ _ => rfl
 #align category_theory.unbundled_hom.mk_has_forget₂ CategoryTheory.UnbundledHom.mkHasForget₂
+-/
 
 end HasForget₂

f153a85a

bump to nightly-2023-02-21-16

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

1107b979

Changes in mathlib4

mathlib3

mathlib4

f153a85a

chore: remove include/omit porting notes (#10517)

See this Zulip discussion.

f499c227

Diff

@@ -34,8 +34,6 @@ namespace UnbundledHom
 
 variable (c : Type u → Type u) (hom : ∀ ⦃α β⦄, c α → c β → (α → β) → Prop) [𝒞 : UnbundledHom hom]
 
---include 𝒞
-
 instance bundledHom : BundledHom fun α β (Iα : c α) (Iβ : c β) => Subtype (hom Iα Iβ) where
   toFun _ _ := Subtype.val
   id Iα := ⟨id, hom_id Iα⟩

f153a85a

feat: Linter that checks that Prop classes are Props (#6148)

930dd29d

Diff

@@ -24,7 +24,7 @@ namespace CategoryTheory
 /-- A class for unbundled homs used to define a category. `hom` must
 take two types `α`, `β` and instances of the corresponding structures,
 and return a predicate on `α → β`. -/
-class UnbundledHom {c : Type u → Type u} (hom : ∀ ⦃α β⦄, c α → c β → (α → β) → Prop) where
+class UnbundledHom {c : Type u → Type u} (hom : ∀ ⦃α β⦄, c α → c β → (α → β) → Prop) : Prop where
   hom_id : ∀ {α} (ia : c α), hom ia ia id
   hom_comp : ∀ {α β γ} {Iα : c α} {Iβ : c β} {Iγ : c γ} {g : β → γ} {f : α → β} (_ : hom Iβ Iγ g)
       (_ : hom Iα Iβ f), hom Iα Iγ (g ∘ f)

f153a85a

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

@@ -2,14 +2,11 @@
 Copyright (c) 2019 Yury Kudryashov. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Yury Kudryashov
-
-! This file was ported from Lean 3 source module category_theory.concrete_category.unbundled_hom
-! leanprover-community/mathlib commit f153a85a8dc0a96ce9133fed69e34df72f7f191f
-! Please do not edit these lines, except to modify the commit id
-! if you have ported upstream changes.
 -/
 import Mathlib.CategoryTheory.ConcreteCategory.BundledHom
 
+#align_import category_theory.concrete_category.unbundled_hom from "leanprover-community/mathlib"@"f153a85a8dc0a96ce9133fed69e34df72f7f191f"
+
 /-!
 # Category instances for structures that use unbundled homs

f153a85a

feat: port CategoryTheory.ConcreteCategory.UnbundledHom (#3608)

3142d129

`category_theory.concrete_category.unbundled_hom` ⟷ `Mathlib.CategoryTheory.ConcreteCategory.UnbundledHom`

Changes since the initial port

Changes in mathlib3

Changes in mathlib3port

Changes in mathlib4

Dependencies 115

category_theory.concrete_category.unbundled_hom ⟷ Mathlib.CategoryTheory.ConcreteCategory.UnbundledHom

Changes since the initial port

Changes in mathlib3

Changes in mathlib3port

Changes in mathlib4

Dependencies 115

`category_theory.concrete_category.unbundled_hom` ⟷ `Mathlib.CategoryTheory.ConcreteCategory.UnbundledHom`