algebraic_geometry.morphisms.finite_type

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

70fd9563

(last sync)

Changes in mathlib3port

mathlib3

mathlib3port

08b081ea

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) 2022 Andrew Yang. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Andrew Yang
 -/
-import Mathbin.AlgebraicGeometry.Morphisms.RingHomProperties
-import Mathbin.RingTheory.RingHom.FiniteType
+import AlgebraicGeometry.Morphisms.RingHomProperties
+import RingTheory.RingHom.FiniteType
 
 #align_import algebraic_geometry.morphisms.finite_type from "leanprover-community/mathlib"@"08b081ea92d80e3a41f899eea36ef6d56e0f1db0"

08b081ea

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) 2022 Andrew Yang. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Andrew Yang
-
-! This file was ported from Lean 3 source module algebraic_geometry.morphisms.finite_type
-! leanprover-community/mathlib commit 08b081ea92d80e3a41f899eea36ef6d56e0f1db0
-! Please do not edit these lines, except to modify the commit id
-! if you have ported upstream changes.
 -/
 import Mathbin.AlgebraicGeometry.Morphisms.RingHomProperties
 import Mathbin.RingTheory.RingHom.FiniteType
 
+#align_import algebraic_geometry.morphisms.finite_type from "leanprover-community/mathlib"@"08b081ea92d80e3a41f899eea36ef6d56e0f1db0"
+
 /-!
 # Morphisms of finite type

08b081ea

bump to nightly-2023-07-17-03

mathlib commit https://github.com/leanprover-community/mathlib/commit/bf2428c9486c407ca38b5b3fb10b87dad0bc99fa

a159b65f

Diff

@@ -4,7 +4,7 @@ Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Andrew Yang
 
 ! This file was ported from Lean 3 source module algebraic_geometry.morphisms.finite_type
-! leanprover-community/mathlib commit 70fd9563a21e7b963887c9360bd29b2393e6225a
+! leanprover-community/mathlib commit 08b081ea92d80e3a41f899eea36ef6d56e0f1db0
 ! Please do not edit these lines, except to modify the commit id
 ! if you have ported upstream changes.
 -/
@@ -14,6 +14,9 @@ import Mathbin.RingTheory.RingHom.FiniteType
 /-!
 # Morphisms of finite type
 
+> THIS FILE IS SYNCHRONIZED WITH MATHLIB4.
+> Any changes to this file require a corresponding PR to mathlib4.
+
 A morphism of schemes `f : X ⟶ Y` is locally of finite type if for each affine `U ⊆ Y` and
 `V ⊆ f ⁻¹' U`, The induced map `Γ(Y, U) ⟶ Γ(X, V)` is of finite type.

70fd9563

bump to nightly-2023-07-16-17

mathlib commit https://github.com/leanprover-community/mathlib/commit/2fe465deb81bcd7ccafa065bb686888a82f15372

6db63fa6

Diff

@@ -34,6 +34,7 @@ namespace AlgebraicGeometry
 
 variable {X Y : Scheme.{u}} (f : X ⟶ Y)
 
+#print AlgebraicGeometry.LocallyOfFiniteType /-
 /-- A morphism of schemes `f : X ⟶ Y` is locally of finite type if for each affine `U ⊆ Y` and
 `V ⊆ f ⁻¹' U`, The induced map `Γ(Y, U) ⟶ Γ(X, V)` is of finite type.
 -/
@@ -43,29 +44,39 @@ class LocallyOfFiniteType (f : X ⟶ Y) : Prop where
     ∀ (U : Y.affineOpens) (V : X.affineOpens) (e : V.1 ≤ (Opens.map f.1.base).obj U.1),
       (f.appLe e).FiniteType
 #align algebraic_geometry.locally_of_finite_type AlgebraicGeometry.LocallyOfFiniteType
+-/
 
+#print AlgebraicGeometry.locallyOfFiniteType_eq /-
 theorem locallyOfFiniteType_eq : @LocallyOfFiniteType = affineLocally @RingHom.FiniteType :=
   by
   ext X Y f
   rw [locally_of_finite_type_iff, affine_locally_iff_affine_opens_le]
   exact RingHom.finiteType_respectsIso
 #align algebraic_geometry.locally_of_finite_type_eq AlgebraicGeometry.locallyOfFiniteType_eq
+-/
 
+#print AlgebraicGeometry.locallyOfFiniteTypeOfIsOpenImmersion /-
 instance (priority := 900) locallyOfFiniteTypeOfIsOpenImmersion {X Y : Scheme} (f : X ⟶ Y)
     [IsOpenImmersionCat f] : LocallyOfFiniteType f :=
-  locallyOfFiniteType_eq.symm ▸ RingHom.finiteType_is_local.affineLocally_of_isOpenImmersionCat f
+  locallyOfFiniteType_eq.symm ▸ RingHom.finiteType_is_local.affineLocally_of_isOpenImmersion f
 #align algebraic_geometry.locally_of_finite_type_of_is_open_immersion AlgebraicGeometry.locallyOfFiniteTypeOfIsOpenImmersion
+-/
 
+#print AlgebraicGeometry.locallyOfFiniteType_stableUnderComposition /-
 theorem locallyOfFiniteType_stableUnderComposition :
     MorphismProperty.StableUnderComposition @LocallyOfFiniteType :=
   locallyOfFiniteType_eq.symm ▸ RingHom.finiteType_is_local.affineLocally_stableUnderComposition
 #align algebraic_geometry.locally_of_finite_type_stable_under_composition AlgebraicGeometry.locallyOfFiniteType_stableUnderComposition
+-/
 
+#print AlgebraicGeometry.locallyOfFiniteTypeComp /-
 instance locallyOfFiniteTypeComp {X Y Z : Scheme} (f : X ⟶ Y) (g : Y ⟶ Z)
     [hf : LocallyOfFiniteType f] [hg : LocallyOfFiniteType g] : LocallyOfFiniteType (f ≫ g) :=
   locallyOfFiniteType_stableUnderComposition f g hf hg
 #align algebraic_geometry.locally_of_finite_type_comp AlgebraicGeometry.locallyOfFiniteTypeComp
+-/
 
+#print AlgebraicGeometry.locallyOfFiniteTypeOfComp /-
 theorem locallyOfFiniteTypeOfComp {X Y Z : Scheme} (f : X ⟶ Y) (g : Y ⟶ Z)
     [hf : LocallyOfFiniteType (f ≫ g)] : LocallyOfFiniteType f :=
   by
@@ -75,29 +86,38 @@ theorem locallyOfFiniteTypeOfComp {X Y Z : Scheme} (f : X ⟶ Y) (g : Y ⟶ Z)
   introv H
   exact RingHom.FiniteType.of_comp_finiteType H
 #align algebraic_geometry.locally_of_finite_type_of_comp AlgebraicGeometry.locallyOfFiniteTypeOfComp
+-/
 
+#print AlgebraicGeometry.LocallyOfFiniteType.affine_openCover_iff /-
 theorem LocallyOfFiniteType.affine_openCover_iff {X Y : Scheme.{u}} (f : X ⟶ Y)
     (𝒰 : Scheme.OpenCover.{u} Y) [∀ i, IsAffine (𝒰.obj i)]
     (𝒰' : ∀ i, Scheme.OpenCover.{u} ((𝒰.pullbackCover f).obj i)) [∀ i j, IsAffine ((𝒰' i).obj j)] :
     LocallyOfFiniteType f ↔ ∀ i j, (Scheme.Γ.map ((𝒰' i).map j ≫ pullback.snd).op).FiniteType :=
   locallyOfFiniteType_eq.symm ▸ RingHom.finiteType_is_local.affine_openCover_iff f 𝒰 𝒰'
 #align algebraic_geometry.locally_of_finite_type.affine_open_cover_iff AlgebraicGeometry.LocallyOfFiniteType.affine_openCover_iff
+-/
 
+#print AlgebraicGeometry.LocallyOfFiniteType.source_openCover_iff /-
 theorem LocallyOfFiniteType.source_openCover_iff {X Y : Scheme.{u}} (f : X ⟶ Y)
     (𝒰 : Scheme.OpenCover.{u} X) : LocallyOfFiniteType f ↔ ∀ i, LocallyOfFiniteType (𝒰.map i ≫ f) :=
   locallyOfFiniteType_eq.symm ▸ RingHom.finiteType_is_local.source_openCover_iff f 𝒰
 #align algebraic_geometry.locally_of_finite_type.source_open_cover_iff AlgebraicGeometry.LocallyOfFiniteType.source_openCover_iff
+-/
 
+#print AlgebraicGeometry.LocallyOfFiniteType.openCover_iff /-
 theorem LocallyOfFiniteType.openCover_iff {X Y : Scheme.{u}} (f : X ⟶ Y)
     (𝒰 : Scheme.OpenCover.{u} Y) :
     LocallyOfFiniteType f ↔ ∀ i, LocallyOfFiniteType (pullback.snd : pullback f (𝒰.map i) ⟶ _) :=
   locallyOfFiniteType_eq.symm ▸ RingHom.finiteType_is_local.is_local_affineLocally.openCover_iff f 𝒰
 #align algebraic_geometry.locally_of_finite_type.open_cover_iff AlgebraicGeometry.LocallyOfFiniteType.openCover_iff
+-/
 
+#print AlgebraicGeometry.locallyOfFiniteType_respectsIso /-
 theorem locallyOfFiniteType_respectsIso : MorphismProperty.RespectsIso @LocallyOfFiniteType :=
   locallyOfFiniteType_eq.symm ▸
     targetAffineLocally_respectsIso (sourceAffineLocally_respectsIso RingHom.finiteType_respectsIso)
 #align algebraic_geometry.locally_of_finite_type_respects_iso AlgebraicGeometry.locallyOfFiniteType_respectsIso
+-/
 
 end AlgebraicGeometry

70fd9563

bump to nightly-2023-06-30-21

mathlib commit https://github.com/leanprover-community/mathlib/commit/9240e8be927a0955b9a82c6c85ef499ee3a626b8

c7792c93

Diff

@@ -91,7 +91,7 @@ theorem LocallyOfFiniteType.source_openCover_iff {X Y : Scheme.{u}} (f : X ⟶ Y
 theorem LocallyOfFiniteType.openCover_iff {X Y : Scheme.{u}} (f : X ⟶ Y)
     (𝒰 : Scheme.OpenCover.{u} Y) :
     LocallyOfFiniteType f ↔ ∀ i, LocallyOfFiniteType (pullback.snd : pullback f (𝒰.map i) ⟶ _) :=
-  locallyOfFiniteType_eq.symm ▸ RingHom.finiteType_is_local.isLocalAffineLocally.openCover_iff f 𝒰
+  locallyOfFiniteType_eq.symm ▸ RingHom.finiteType_is_local.is_local_affineLocally.openCover_iff f 𝒰
 #align algebraic_geometry.locally_of_finite_type.open_cover_iff AlgebraicGeometry.LocallyOfFiniteType.openCover_iff
 
 theorem locallyOfFiniteType_respectsIso : MorphismProperty.RespectsIso @LocallyOfFiniteType :=

70fd9563

bump to nightly-2023-06-22-19

mathlib commit https://github.com/leanprover-community/mathlib/commit/6285167a053ad0990fc88e56c48ccd9fae6550eb

d370f1be

Diff

@@ -52,8 +52,8 @@ theorem locallyOfFiniteType_eq : @LocallyOfFiniteType = affineLocally @RingHom.F
 #align algebraic_geometry.locally_of_finite_type_eq AlgebraicGeometry.locallyOfFiniteType_eq
 
 instance (priority := 900) locallyOfFiniteTypeOfIsOpenImmersion {X Y : Scheme} (f : X ⟶ Y)
-    [IsOpenImmersion f] : LocallyOfFiniteType f :=
-  locallyOfFiniteType_eq.symm ▸ RingHom.finiteType_is_local.affineLocally_of_isOpenImmersion f
+    [IsOpenImmersionCat f] : LocallyOfFiniteType f :=
+  locallyOfFiniteType_eq.symm ▸ RingHom.finiteType_is_local.affineLocally_of_isOpenImmersionCat f
 #align algebraic_geometry.locally_of_finite_type_of_is_open_immersion AlgebraicGeometry.locallyOfFiniteTypeOfIsOpenImmersion
 
 theorem locallyOfFiniteType_stableUnderComposition :

70fd9563

bump to nightly-2023-06-20-01

mathlib commit https://github.com/leanprover-community/mathlib/commit/2a0ce625dbb0ffbc7d1316597de0b25c1ec75303

9b351f8c

Diff

@@ -46,7 +46,7 @@ class LocallyOfFiniteType (f : X ⟶ Y) : Prop where
 
 theorem locallyOfFiniteType_eq : @LocallyOfFiniteType = affineLocally @RingHom.FiniteType :=
   by
-  ext (X Y f)
+  ext X Y f
   rw [locally_of_finite_type_iff, affine_locally_iff_affine_opens_le]
   exact RingHom.finiteType_respectsIso
 #align algebraic_geometry.locally_of_finite_type_eq AlgebraicGeometry.locallyOfFiniteType_eq

70fd9563

bump to nightly-2023-02-21-16

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

1107b979

Changes in mathlib4

mathlib3

mathlib4

70fd9563

feat(CategoryTheory): morphism properties that have the two-out-of-three property (#12460)

The type class MorphismProperty.HasTwoOutOfThreeProperty is introduced. The structure StableUnderComposition is also changed into a type class IsStableUnderComposition.

Co-authored-by: Joël Riou <37772949+joelriou@users.noreply.github.com>

3eb8d76b

Diff

@@ -52,14 +52,14 @@ instance (priority := 900) locallyOfFiniteTypeOfIsOpenImmersion {X Y : Scheme} (
   locallyOfFiniteType_eq.symm ▸ RingHom.finiteType_is_local.affineLocally_of_isOpenImmersion f
 #align algebraic_geometry.locally_of_finite_type_of_is_open_immersion AlgebraicGeometry.locallyOfFiniteTypeOfIsOpenImmersion
 
-theorem locallyOfFiniteType_stableUnderComposition :
-    MorphismProperty.StableUnderComposition @LocallyOfFiniteType :=
-  locallyOfFiniteType_eq.symm ▸ RingHom.finiteType_is_local.affineLocally_stableUnderComposition
-#align algebraic_geometry.locally_of_finite_type_stable_under_composition AlgebraicGeometry.locallyOfFiniteType_stableUnderComposition
+instance locallyOfFiniteType_isStableUnderComposition :
+    MorphismProperty.IsStableUnderComposition @LocallyOfFiniteType :=
+  locallyOfFiniteType_eq.symm ▸ RingHom.finiteType_is_local.affineLocally_isStableUnderComposition
+#align algebraic_geometry.locally_of_finite_type_stable_under_composition AlgebraicGeometry.locallyOfFiniteType_isStableUnderComposition
 
 instance locallyOfFiniteTypeComp {X Y Z : Scheme} (f : X ⟶ Y) (g : Y ⟶ Z)
     [hf : LocallyOfFiniteType f] [hg : LocallyOfFiniteType g] : LocallyOfFiniteType (f ≫ g) :=
-  locallyOfFiniteType_stableUnderComposition f g hf hg
+  MorphismProperty.comp_mem _ f g hf hg
 #align algebraic_geometry.locally_of_finite_type_comp AlgebraicGeometry.locallyOfFiniteTypeComp
 
 theorem locallyOfFiniteTypeOfComp {X Y Z : Scheme} (f : X ⟶ Y) (g : Y ⟶ Z)
@@ -95,4 +95,3 @@ theorem locallyOfFiniteType_respectsIso : MorphismProperty.RespectsIso @LocallyO
 #align algebraic_geometry.locally_of_finite_type_respects_iso AlgebraicGeometry.locallyOfFiniteType_respectsIso
 
 end AlgebraicGeometry
-

70fd9563

refactor: decapitalize names in @[mk_iff] (#9378)

@[mk_iff] class MyPred now generates myPred_iff, not MyPred_iff
add Lean.Name.decapitalize
fix indentation and a few typos in the docs/comments.

Partially addresses issue #9129

5192777c

Diff

@@ -43,7 +43,7 @@ class LocallyOfFiniteType (f : X ⟶ Y) : Prop where
 
 theorem locallyOfFiniteType_eq : @LocallyOfFiniteType = affineLocally @RingHom.FiniteType := by
   ext X Y f
-  rw [LocallyOfFiniteType_iff, affineLocally_iff_affineOpens_le]
+  rw [locallyOfFiniteType_iff, affineLocally_iff_affineOpens_le]
   exact RingHom.finiteType_respectsIso
 #align algebraic_geometry.locally_of_finite_type_eq AlgebraicGeometry.locallyOfFiniteType_eq

70fd9563

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) 2022 Andrew Yang. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Andrew Yang
-
-! This file was ported from Lean 3 source module algebraic_geometry.morphisms.finite_type
-! leanprover-community/mathlib commit 70fd9563a21e7b963887c9360bd29b2393e6225a
-! Please do not edit these lines, except to modify the commit id
-! if you have ported upstream changes.
 -/
 import Mathlib.AlgebraicGeometry.Morphisms.RingHomProperties
 import Mathlib.RingTheory.RingHom.FiniteType
 
+#align_import algebraic_geometry.morphisms.finite_type from "leanprover-community/mathlib"@"70fd9563a21e7b963887c9360bd29b2393e6225a"
+
 /-!
 # Morphisms of finite type

70fd9563

feat: port AlgebraicGeometry.Morphisms.FiniteType (#5913)

Co-authored-by: Matthew Ballard <matt@mrb.email> Co-authored-by: Kyle Miller <kmill31415@gmail.com> Co-authored-by: Matthew Robert Ballard <100034030+mattrobball@users.noreply.github.com> Co-authored-by: Yury G. Kudryashov <urkud@urkud.name> Co-authored-by: Scott Morrison <scott.morrison@gmail.com> Co-authored-by: Parcly Taxel <reddeloostw@gmail.com>

2f7b9952

`algebraic_geometry.morphisms.finite_type` ⟷ `Mathlib.AlgebraicGeometry.Morphisms.FiniteType`

Changes since the initial port

Changes in mathlib3

Changes in mathlib3port

Changes in mathlib4

Dependencies 11 + 940

algebraic_geometry.morphisms.finite_type ⟷ Mathlib.AlgebraicGeometry.Morphisms.FiniteType

Changes since the initial port

Changes in mathlib3

Changes in mathlib3port

Changes in mathlib4

Dependencies 11 + 940

`algebraic_geometry.morphisms.finite_type` ⟷ `Mathlib.AlgebraicGeometry.Morphisms.FiniteType`