analysis.normed.group.ball_sphere | 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

3339976e

(last sync)

Changes in mathlib3port

mathlib3

mathlib3port

69c6a5a1

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) 2022 Yury Kudryashov. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Yury Kudryashov, Heather Macbeth
 -/
-import Mathbin.Analysis.Normed.Group.Basic
+import Analysis.Normed.Group.Basic
 
 #align_import analysis.normed.group.ball_sphere from "leanprover-community/mathlib"@"69c6a5a12d8a2b159f20933e60115a4f2de62b58"

69c6a5a1

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) 2022 Yury Kudryashov. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Yury Kudryashov, Heather Macbeth
-
-! This file was ported from Lean 3 source module analysis.normed.group.ball_sphere
-! leanprover-community/mathlib commit 69c6a5a12d8a2b159f20933e60115a4f2de62b58
-! Please do not edit these lines, except to modify the commit id
-! if you have ported upstream changes.
 -/
 import Mathbin.Analysis.Normed.Group.Basic
 
+#align_import analysis.normed.group.ball_sphere from "leanprover-community/mathlib"@"69c6a5a12d8a2b159f20933e60115a4f2de62b58"
+
 /-!
 # Negation on spheres and balls

69c6a5a1

bump to nightly-2023-06-13-21

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

829520ac

Diff

@@ -32,10 +32,12 @@ instance : InvolutiveNeg (sphere (0 : E) r)
   neg := Subtype.map Neg.neg fun w => by simp
   neg_neg x := Subtype.ext <| neg_neg x
 
+#print coe_neg_sphere /-
 @[simp]
 theorem coe_neg_sphere {r : ℝ} (v : sphere (0 : E) r) : ↑(-v) = (-v : E) :=
   rfl
 #align coe_neg_sphere coe_neg_sphere
+-/
 
 instance : ContinuousNeg (sphere (0 : E) r) :=
   ⟨continuous_neg.subtypeMap _⟩
@@ -47,10 +49,12 @@ instance {r : ℝ} : InvolutiveNeg (ball (0 : E) r)
   neg := Subtype.map Neg.neg fun w => by simp
   neg_neg x := Subtype.ext <| neg_neg x
 
+#print coe_neg_ball /-
 @[simp]
 theorem coe_neg_ball {r : ℝ} (v : ball (0 : E) r) : ↑(-v) = (-v : E) :=
   rfl
 #align coe_neg_ball coe_neg_ball
+-/
 
 instance : ContinuousNeg (ball (0 : E) r) :=
   ⟨continuous_neg.subtypeMap _⟩
@@ -62,10 +66,12 @@ instance {r : ℝ} : InvolutiveNeg (closedBall (0 : E) r)
   neg := Subtype.map Neg.neg fun w => by simp
   neg_neg x := Subtype.ext <| neg_neg x
 
+#print coe_neg_closedBall /-
 @[simp]
 theorem coe_neg_closedBall {r : ℝ} (v : closedBall (0 : E) r) : ↑(-v) = (-v : E) :=
   rfl
 #align coe_neg_closed_ball coe_neg_closedBall
+-/
 
 instance : ContinuousNeg (closedBall (0 : E) r) :=
   ⟨continuous_neg.subtypeMap _⟩

69c6a5a1

bump to nightly-2023-05-28-06

mathlib commit https://github.com/leanprover-community/mathlib/commit/917c3c072e487b3cccdbfeff17e75b40e45f66cb

ba5d8b97

Diff

@@ -32,12 +32,6 @@ instance : InvolutiveNeg (sphere (0 : E) r)
   neg := Subtype.map Neg.neg fun w => by simp
   neg_neg x := Subtype.ext <| neg_neg x
 
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-Case conversion may be inaccurate. Consider using '#align coe_neg_sphere coe_neg_sphereₓ'. -/
 @[simp]
 theorem coe_neg_sphere {r : ℝ} (v : sphere (0 : E) r) : ↑(-v) = (-v : E) :=
   rfl
@@ -53,12 +47,6 @@ instance {r : ℝ} : InvolutiveNeg (ball (0 : E) r)
   neg := Subtype.map Neg.neg fun w => by simp
   neg_neg x := Subtype.ext <| neg_neg x
 
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-Case conversion may be inaccurate. Consider using '#align coe_neg_ball coe_neg_ballₓ'. -/
 @[simp]
 theorem coe_neg_ball {r : ℝ} (v : ball (0 : E) r) : ↑(-v) = (-v : E) :=
   rfl
@@ -74,12 +62,6 @@ instance {r : ℝ} : InvolutiveNeg (closedBall (0 : E) r)
   neg := Subtype.map Neg.neg fun w => by simp
   neg_neg x := Subtype.ext <| neg_neg x
 
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-Case conversion may be inaccurate. Consider using '#align coe_neg_closed_ball coe_neg_closedBallₓ'. -/
 @[simp]
 theorem coe_neg_closedBall {r : ℝ} (v : closedBall (0 : E) r) : ↑(-v) = (-v : E) :=
   rfl

69c6a5a1

bump to nightly-2023-03-14-02

mathlib commit https://github.com/leanprover-community/mathlib/commit/2196ab363eb097c008d4497125e0dde23fb36db2

d4b38a42

Diff

@@ -4,7 +4,7 @@ Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Yury Kudryashov, Heather Macbeth
 
 ! This file was ported from Lean 3 source module analysis.normed.group.ball_sphere
-! leanprover-community/mathlib commit 3339976e2bcae9f1c81e620836d1eb736e3c4700
+! leanprover-community/mathlib commit 69c6a5a12d8a2b159f20933e60115a4f2de62b58
 ! Please do not edit these lines, except to modify the commit id
 ! if you have ported upstream changes.
 -/
@@ -13,6 +13,9 @@ import Mathbin.Analysis.Normed.Group.Basic
 /-!
 # Negation on spheres and balls
 
+> THIS FILE IS SYNCHRONIZED WITH MATHLIB4.
+> Any changes to this file require a corresponding PR to mathlib4.
+
 In this file we define `has_involutive_neg` instances for spheres, open balls, and closed balls in a
 semi normed group.
 -/

3339976e

bump to nightly-2023-03-10-20

mathlib commit https://github.com/leanprover-community/mathlib/commit/ddec54a71a0dd025c05445d467f1a2b7d586a3ba

b97840f4

Diff

@@ -29,6 +29,12 @@ instance : InvolutiveNeg (sphere (0 : E) r)
   neg := Subtype.map Neg.neg fun w => by simp
   neg_neg x := Subtype.ext <| neg_neg x
 
+/- warning: coe_neg_sphere -> coe_neg_sphere is a dubious translation:
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+Case conversion may be inaccurate. Consider using '#align coe_neg_sphere coe_neg_sphereₓ'. -/
 @[simp]
 theorem coe_neg_sphere {r : ℝ} (v : sphere (0 : E) r) : ↑(-v) = (-v : E) :=
   rfl
@@ -44,6 +50,12 @@ instance {r : ℝ} : InvolutiveNeg (ball (0 : E) r)
   neg := Subtype.map Neg.neg fun w => by simp
   neg_neg x := Subtype.ext <| neg_neg x
 
+/- warning: coe_neg_ball -> coe_neg_ball is a dubious translation:
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+Case conversion may be inaccurate. Consider using '#align coe_neg_ball coe_neg_ballₓ'. -/
 @[simp]
 theorem coe_neg_ball {r : ℝ} (v : ball (0 : E) r) : ↑(-v) = (-v : E) :=
   rfl
@@ -59,6 +71,12 @@ instance {r : ℝ} : InvolutiveNeg (closedBall (0 : E) r)
   neg := Subtype.map Neg.neg fun w => by simp
   neg_neg x := Subtype.ext <| neg_neg x
 
+/- warning: coe_neg_closed_ball -> coe_neg_closedBall is a dubious translation:
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+but is expected to have type
+  forall {E : Type.{u1}} [_inst_1 : SeminormedAddCommGroup.{u1} E] {r : Real} (v : Set.Elem.{u1} E (Metric.closedBall.{u1} E (SeminormedAddCommGroup.toPseudoMetricSpace.{u1} E _inst_1) (OfNat.ofNat.{u1} E 0 (Zero.toOfNat0.{u1} E (NegZeroClass.toZero.{u1} E (SubNegZeroMonoid.toNegZeroClass.{u1} E (SubtractionMonoid.toSubNegZeroMonoid.{u1} E (SubtractionCommMonoid.toSubtractionMonoid.{u1} E (AddCommGroup.toDivisionAddCommMonoid.{u1} E (SeminormedAddCommGroup.toAddCommGroup.{u1} E _inst_1)))))))) r)), Eq.{succ u1} E (Subtype.val.{succ u1} E (fun (x : E) => Membership.mem.{u1, u1} E (Set.{u1} E) (Set.instMembershipSet.{u1} E) x (Metric.closedBall.{u1} E (SeminormedAddCommGroup.toPseudoMetricSpace.{u1} E _inst_1) (OfNat.ofNat.{u1} E 0 (Zero.toOfNat0.{u1} E (NegZeroClass.toZero.{u1} E (SubNegZeroMonoid.toNegZeroClass.{u1} E (SubtractionMonoid.toSubNegZeroMonoid.{u1} E (SubtractionCommMonoid.toSubtractionMonoid.{u1} E (AddCommGroup.toDivisionAddCommMonoid.{u1} E (SeminormedAddCommGroup.toAddCommGroup.{u1} E _inst_1)))))))) r)) (Neg.neg.{u1} (Set.Elem.{u1} E (Metric.closedBall.{u1} E (SeminormedAddCommGroup.toPseudoMetricSpace.{u1} E _inst_1) (OfNat.ofNat.{u1} E 0 (Zero.toOfNat0.{u1} E (NegZeroClass.toZero.{u1} E (SubNegZeroMonoid.toNegZeroClass.{u1} E (SubtractionMonoid.toSubNegZeroMonoid.{u1} E (SubtractionCommMonoid.toSubtractionMonoid.{u1} E (AddCommGroup.toDivisionAddCommMonoid.{u1} E (SeminormedAddCommGroup.toAddCommGroup.{u1} E _inst_1)))))))) r)) (InvolutiveNeg.toNeg.{u1} (Set.Elem.{u1} E (Metric.closedBall.{u1} E (SeminormedAddCommGroup.toPseudoMetricSpace.{u1} E _inst_1) (OfNat.ofNat.{u1} E 0 (Zero.toOfNat0.{u1} E (NegZeroClass.toZero.{u1} E (SubNegZeroMonoid.toNegZeroClass.{u1} E (SubtractionMonoid.toSubNegZeroMonoid.{u1} E (SubtractionCommMonoid.toSubtractionMonoid.{u1} E (AddCommGroup.toDivisionAddCommMonoid.{u1} E (SeminormedAddCommGroup.toAddCommGroup.{u1} E _inst_1)))))))) r)) (instInvolutiveNegElemClosedBallToPseudoMetricSpaceOfNatToOfNat0ToZeroToNegZeroClassToSubNegZeroMonoidToSubtractionMonoidToDivisionAddCommMonoidToAddCommGroup.{u1} E _inst_1 r)) v)) (Neg.neg.{u1} E (NegZeroClass.toNeg.{u1} E (SubNegZeroMonoid.toNegZeroClass.{u1} E (SubtractionMonoid.toSubNegZeroMonoid.{u1} E (SubtractionCommMonoid.toSubtractionMonoid.{u1} E (AddCommGroup.toDivisionAddCommMonoid.{u1} E (SeminormedAddCommGroup.toAddCommGroup.{u1} E _inst_1)))))) (Subtype.val.{succ u1} E (fun (x : E) => Membership.mem.{u1, u1} E (Set.{u1} E) (Set.instMembershipSet.{u1} E) x (Metric.closedBall.{u1} E (SeminormedAddCommGroup.toPseudoMetricSpace.{u1} E _inst_1) (OfNat.ofNat.{u1} E 0 (Zero.toOfNat0.{u1} E (NegZeroClass.toZero.{u1} E (SubNegZeroMonoid.toNegZeroClass.{u1} E (SubtractionMonoid.toSubNegZeroMonoid.{u1} E (SubtractionCommMonoid.toSubtractionMonoid.{u1} E (AddCommGroup.toDivisionAddCommMonoid.{u1} E (SeminormedAddCommGroup.toAddCommGroup.{u1} E _inst_1)))))))) r)) v))
+Case conversion may be inaccurate. Consider using '#align coe_neg_closed_ball coe_neg_closedBallₓ'. -/
 @[simp]
 theorem coe_neg_closedBall {r : ℝ} (v : closedBall (0 : E) r) : ↑(-v) = (-v : E) :=
   rfl

3339976e

bump to nightly-2023-02-21-22

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

d36dd541

Diff

@@ -34,7 +34,7 @@ theorem coe_neg_sphere {r : ℝ} (v : sphere (0 : E) r) : ↑(-v) = (-v : E) :=
   rfl
 #align coe_neg_sphere coe_neg_sphere
 
-instance : HasContinuousNeg (sphere (0 : E) r) :=
+instance : ContinuousNeg (sphere (0 : E) r) :=
   ⟨continuous_neg.subtypeMap _⟩
 
 /-- We equip the ball, in a seminormed group, with a formal operation of negation, namely the
@@ -49,7 +49,7 @@ theorem coe_neg_ball {r : ℝ} (v : ball (0 : E) r) : ↑(-v) = (-v : E) :=
   rfl
 #align coe_neg_ball coe_neg_ball
 
-instance : HasContinuousNeg (ball (0 : E) r) :=
+instance : ContinuousNeg (ball (0 : E) r) :=
   ⟨continuous_neg.subtypeMap _⟩
 
 /-- We equip the closed ball, in a seminormed group, with a formal operation of negation, namely the
@@ -64,6 +64,6 @@ theorem coe_neg_closedBall {r : ℝ} (v : closedBall (0 : E) r) : ↑(-v) = (-v
   rfl
 #align coe_neg_closed_ball coe_neg_closedBall
 
-instance : HasContinuousNeg (closedBall (0 : E) r) :=
+instance : ContinuousNeg (closedBall (0 : E) r) :=
   ⟨continuous_neg.subtypeMap _⟩

3339976e

bump to nightly-2023-02-21-16

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

1107b979

Changes in mathlib4

mathlib3

mathlib4

3339976e

chore(Normed.Group.BallSphere): address porting notes (#10510)

There are no longer timeouts in typeclass synthesis.

088de1d8

Diff

@@ -30,10 +30,8 @@ theorem coe_neg_sphere {r : ℝ} (v : sphere (0 : E) r) : ↑(-v) = (-v : E) :=
   rfl
 #align coe_neg_sphere coe_neg_sphere
 
--- porting note: todo: need to specify instance to avoid timeout
 instance : ContinuousNeg (sphere (0 : E) r) :=
-  @Inducing.continuousNeg (sphere (0 : E) r) E _ _ _ _ TopologicalAddGroup.toContinuousNeg
-    Subtype.val inducing_subtype_val fun _ => rfl
+  Inducing.continuousNeg inducing_subtype_val fun _ => rfl
 
 /-- We equip the ball, in a seminormed group, with a formal operation of negation, namely the
 antipodal map. -/
@@ -44,10 +42,8 @@ instance {r : ℝ} : InvolutiveNeg (ball (0 : E) r) where
 @[simp] theorem coe_neg_ball {r : ℝ} (v : ball (0 : E) r) : ↑(-v) = (-v : E) := rfl
 #align coe_neg_ball coe_neg_ball
 
--- porting note: todo: need to specify instance to avoid timeout
 instance : ContinuousNeg (ball (0 : E) r) :=
-  @Inducing.continuousNeg (ball (0 : E) r) E _ _ _ _ TopologicalAddGroup.toContinuousNeg
-    Subtype.val inducing_subtype_val fun _ => rfl
+  Inducing.continuousNeg inducing_subtype_val fun _ => rfl
 
 /-- We equip the closed ball, in a seminormed group, with a formal operation of negation, namely the
 antipodal map. -/
@@ -58,7 +54,5 @@ instance {r : ℝ} : InvolutiveNeg (closedBall (0 : E) r) where
 @[simp] theorem coe_neg_closedBall {r : ℝ} (v : closedBall (0 : E) r) : ↑(-v) = (-v : E) := rfl
 #align coe_neg_closed_ball coe_neg_closedBall
 
--- porting note: todo: need to specify instance to avoid timeout
 instance : ContinuousNeg (closedBall (0 : E) r) :=
-  @Inducing.continuousNeg (closedBall (0 : E) r) E _ _ _ _ TopologicalAddGroup.toContinuousNeg
-    Subtype.val inducing_subtype_val fun _ => rfl
+  Inducing.continuousNeg inducing_subtype_val fun _ => rfl

3339976e

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.

32de3f67

Diff

@@ -17,7 +17,7 @@ closed balls in a semi normed group.
 
 open Metric Set
 
-variable {E : Type _} [i : SeminormedAddCommGroup E] {r : ℝ}
+variable {E : Type*} [i : SeminormedAddCommGroup E] {r : ℝ}
 
 /-- We equip the sphere, in a seminormed group, with a formal operation of negation, namely the
 antipodal map. -/

3339976e

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) 2022 Yury Kudryashov. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Yury Kudryashov, Heather Macbeth
-
-! This file was ported from Lean 3 source module analysis.normed.group.ball_sphere
-! leanprover-community/mathlib commit 3339976e2bcae9f1c81e620836d1eb736e3c4700
-! Please do not edit these lines, except to modify the commit id
-! if you have ported upstream changes.
 -/
 import Mathlib.Analysis.Normed.Group.Basic
 
+#align_import analysis.normed.group.ball_sphere from "leanprover-community/mathlib"@"3339976e2bcae9f1c81e620836d1eb736e3c4700"
+
 /-!
 # Negation on spheres and balls

3339976e

feat: port Analysis.Normed.Group.BallSphere (#2771)

37bf2c28

`analysis.normed.group.ball_sphere` ⟷ `Mathlib.Analysis.Normed.Group.BallSphere`

Changes since the initial port

Changes in mathlib3

Changes in mathlib3port

Changes in mathlib4

Dependencies 10 + 524

analysis.normed.group.ball_sphere ⟷ Mathlib.Analysis.Normed.Group.BallSphere

Changes since the initial port

Changes in mathlib3

Changes in mathlib3port

Changes in mathlib4

Dependencies 10 + 524

`analysis.normed.group.ball_sphere` ⟷ `Mathlib.Analysis.Normed.Group.BallSphere`