module
string
startPos
dict
endPos
dict
nextStartPos
dict
goals
list
goalsAfter
list
ppTac
string
elaborator
string
kind
string
Mathlib.MeasureTheory.Constructions.BorelSpace.Basic
{ "line": 195, "column": 12 }
{ "line": 195, "column": 17 }
{ "line": 195, "column": 17 }
[ { "pp": "α : Type u_1\nβ : Type u_2\nγ : Type u_3\nγ₂ : Type u_4\nδ : Type u_5\nι : Sort y\ns t u : Set α\ninst✝⁴ : Countable α\ninst✝³ : MeasurableSpace α\ninst✝² : MeasurableSingletonClass α\ninst✝¹ : TopologicalSpace α\ninst✝ : DiscreteTopology α\nthis✝ : ∀ (s : Set α), MeasurableSet s\nthis : ∀ (s : Set α),...
[]
aesop
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.MeasureTheory.Constructions.BorelSpace.Basic
{ "line": 377, "column": 4 }
{ "line": 377, "column": 59 }
{ "line": 378, "column": 4 }
[ { "pp": "case inl\nα : Type u_1\nβ : Type u_2\nγ : Type u_3\nγ₂ : Type u_4\nδ : Type u_5\nι✝ : Sort y\ns t u : Set α\ninst✝¹⁶ : TopologicalSpace α\ninst✝¹⁵ : MeasurableSpace α\ninst✝¹⁴ : OpensMeasurableSpace α\ninst✝¹³ : TopologicalSpace β\ninst✝¹² : MeasurableSpace β\ninst✝¹¹ : OpensMeasurableSpace β\ninst✝¹⁰ ...
[ "case inr\nα : Type u_1\nβ : Type u_2\nγ : Type u_3\nγ₂ : Type u_4\nδ : Type u_5\nι✝ : Sort y\ns t u : Set α\ninst✝¹⁶ : TopologicalSpace α\ninst✝¹⁵ : MeasurableSpace α\ninst✝¹⁴ : OpensMeasurableSpace α\ninst✝¹³ : TopologicalSpace β\ninst✝¹² : MeasurableSpace β\ninst✝¹¹ : OpensMeasurableSpace β\ninst✝¹⁰ : Topologica...
· exact fun s _ ↦ Subsingleton.set_cases .empty .univ s
Lean.Elab.Tactic.evalTacticCDot
Lean.cdot
Mathlib.MeasureTheory.Constructions.BorelSpace.Order
{ "line": 75, "column": 4 }
{ "line": 75, "column": 47 }
{ "line": 77, "column": 0 }
[ { "pp": "case refine_2\nα : Type u_1\ninst✝³ : TopologicalSpace α\ninst✝² : SecondCountableTopology α\ninst✝¹ : LinearOrder α\ninst✝ : OrderTopology α\na : α\n⊢ MeasurableSet (Iio a)", "ppTerm": "?refine_2", "assigned": true, "usedConstants": [ "Lattice.toSemilatticeSup", "PartialOrder.t...
[]
exact GenerateMeasurable.basic _ isOpen_Iio
Lean.Elab.Tactic.evalExact
Lean.Parser.Tactic.exact
Mathlib.Topology.MetricSpace.HausdorffDistance
{ "line": 175, "column": 2 }
{ "line": 175, "column": 53 }
{ "line": 177, "column": 0 }
[ { "pp": "α : Type u\ninst✝ : PseudoEMetricSpace α\nx : α\nE : Set α\n⊢ 0 < infEDist x E ↔ x ∉ closure[PseudoEMetricSpace.toUniformSpace.toTopologicalSpace] E", "ppTerm": "?m.12", "assigned": true, "usedConstants": [ "ENNReal.instCanonicallyOrderedAdd", "Eq.mpr", "Preorder.toLT", ...
[]
rw [mem_closure_iff_infEDist_zero, pos_iff_ne_zero]
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_rwSeq_1
Lean.Parser.Tactic.rwSeq
Mathlib.Topology.MetricSpace.HausdorffDistance
{ "line": 175, "column": 2 }
{ "line": 175, "column": 53 }
{ "line": 177, "column": 0 }
[ { "pp": "α : Type u\ninst✝ : PseudoEMetricSpace α\nx : α\nE : Set α\n⊢ 0 < infEDist x E ↔ x ∉ closure[PseudoEMetricSpace.toUniformSpace.toTopologicalSpace] E", "ppTerm": "?m.12", "assigned": true, "usedConstants": [ "ENNReal.instCanonicallyOrderedAdd", "Eq.mpr", "Preorder.toLT", ...
[]
rw [mem_closure_iff_infEDist_zero, pos_iff_ne_zero]
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.Topology.MetricSpace.HausdorffDistance
{ "line": 175, "column": 2 }
{ "line": 175, "column": 53 }
{ "line": 177, "column": 0 }
[ { "pp": "α : Type u\ninst✝ : PseudoEMetricSpace α\nx : α\nE : Set α\n⊢ 0 < infEDist x E ↔ x ∉ closure[PseudoEMetricSpace.toUniformSpace.toTopologicalSpace] E", "ppTerm": "?m.12", "assigned": true, "usedConstants": [ "ENNReal.instCanonicallyOrderedAdd", "Eq.mpr", "Preorder.toLT", ...
[]
rw [mem_closure_iff_infEDist_zero, pos_iff_ne_zero]
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.Topology.MetricSpace.HausdorffDistance
{ "line": 786, "column": 2 }
{ "line": 786, "column": 47 }
{ "line": 787, "column": 2 }
[ { "pp": "α : Type u\ninst✝ : PseudoMetricSpace α\ns t : Set α\nbs : Bornology.IsBounded s\nbt : Bornology.IsBounded t\ncs : α\nhcs : cs ∈ s\nct : α\nhct : ct ∈ t\n⊢ hausdorffEDist s t ≠ ∞", "ppTerm": "?m.27", "assigned": true, "usedConstants": [ "Real", "Exists", "Ne", "LE.le...
[ "α : Type u\ninst✝ : PseudoMetricSpace α\ns t : Set α\nbs : Bornology.IsBounded s\nbt : Bornology.IsBounded t\ncs : α\nhcs : cs ∈ s\nct : α\nhct : ct ∈ t\nrs : ℝ\nhrs : s ⊆ closedBall ct rs\n⊢ hausdorffEDist s t ≠ ∞" ]
rcases bs.subset_closedBall ct with ⟨rs, hrs⟩
_private.Lean.Elab.Tactic.RCases.0.Lean.Elab.Tactic.RCases.evalRCases
Lean.Parser.Tactic.rcases
Mathlib.MeasureTheory.Constructions.BorelSpace.Order
{ "line": 558, "column": 2 }
{ "line": 561, "column": 61 }
{ "line": 562, "column": 2 }
[ { "pp": "case refine_2\nα : Type u_5\ninst✝⁴ : TopologicalSpace α\nm : MeasurableSpace α\ninst✝³ : SecondCountableTopology α\ninst✝² : LinearOrder α\ninst✝¹ : OrderTopology α\ninst✝ : BorelSpace α\nμ ν : Measure α\nhμ : ∀ ⦃a b : α⦄, a ≤ b → μ (Icc a b) ≠ ∞\nh : ∀ ⦃a b : α⦄, a ≤ b → μ (Icc a b) = ν (Icc a b)\ns ...
[ "case refine_3\nα : Type u_5\ninst✝⁴ : TopologicalSpace α\nm : MeasurableSpace α\ninst✝³ : SecondCountableTopology α\ninst✝² : LinearOrder α\ninst✝¹ : OrderTopology α\ninst✝ : BorelSpace α\nμ ν : Measure α\nhμ : ∀ ⦃a b : α⦄, a ≤ b → μ (Icc a b) ≠ ∞\nh : ∀ ⦃a b : α⦄, a ≤ b → μ (Icc a b) = ν (Icc a b)\ns : Set α\nhsc...
· refine sUnion_eq_univ_iff.2 fun x => ?_ rcases hsd.exists_le' hsb x with ⟨l, hls, hlx⟩ rcases hsd.exists_ge' hst x with ⟨u, hus, hxu⟩ exact ⟨_, ⟨l, hls, u, hus, hlx.trans hxu, rfl⟩, hlx, hxu⟩
Lean.Elab.Tactic.evalTacticCDot
Lean.cdot
Mathlib.MeasureTheory.Constructions.BorelSpace.Metric
{ "line": 215, "column": 2 }
{ "line": 217, "column": 92 }
{ "line": 220, "column": 0 }
[ { "pp": "α : Type u_5\nm : MeasurableSpace α\ninst✝ : CountablySeparated α\n⊢ ∃ x, SecondCountableTopology α ∧ T4Space α ∧ OpensMeasurableSpace α", "ppTerm": "?m.7", "assigned": true, "usedConstants": [ "MeasurableSpace.instLE", "MeasurableSpace.exists_countablyGenerated_le_of_countablyS...
[]
rcases exists_countablyGenerated_le_of_countablySeparated α with ⟨m', _, _, m'le⟩ rcases exists_borelSpace_of_countablyGenerated_of_separatesPoints (m := m') with ⟨τ, _, _, τm'⟩ exact ⟨τ, ‹_›, ‹_›, @OpensMeasurableSpace.mk _ _ m (τm'.measurable_eq.symm.le.trans m'le)⟩
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.MeasureTheory.Constructions.BorelSpace.Metric
{ "line": 215, "column": 2 }
{ "line": 217, "column": 92 }
{ "line": 220, "column": 0 }
[ { "pp": "α : Type u_5\nm : MeasurableSpace α\ninst✝ : CountablySeparated α\n⊢ ∃ x, SecondCountableTopology α ∧ T4Space α ∧ OpensMeasurableSpace α", "ppTerm": "?m.7", "assigned": true, "usedConstants": [ "MeasurableSpace.instLE", "MeasurableSpace.exists_countablyGenerated_le_of_countablyS...
[]
rcases exists_countablyGenerated_le_of_countablySeparated α with ⟨m', _, _, m'le⟩ rcases exists_borelSpace_of_countablyGenerated_of_separatesPoints (m := m') with ⟨τ, _, _, τm'⟩ exact ⟨τ, ‹_›, ‹_›, @OpensMeasurableSpace.mk _ _ m (τm'.measurable_eq.symm.le.trans m'le)⟩
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.MeasureTheory.Function.SimpleFunc
{ "line": 793, "column": 6 }
{ "line": 793, "column": 23 }
{ "line": 793, "column": 24 }
[ { "pp": "α : Type u_1\nβ : Type u_2\ninst✝¹ : MeasurableSpace α\ninst✝ : Zero β\nr : β\ns : Set α\nf : α →ₛ β\nhs : MeasurableSet s\n⊢ r ∈ (f.restrict s).range ↔ r = 0 ∧ s ≠ univ ∨ r ∈ ⇑f '' s", "ppTerm": "?m.25", "assigned": true, "usedConstants": [ "Eq.mpr", "congrArg", "Finset",...
[ "α : Type u_1\nβ : Type u_2\ninst✝¹ : MeasurableSpace α\ninst✝ : Zero β\nr : β\ns : Set α\nf : α →ₛ β\nhs : MeasurableSet s\n⊢ r ∈ ↑(f.restrict s).range ↔ r = 0 ∧ s ≠ univ ∨ r ∈ ⇑f '' s" ]
← Finset.mem_coe,
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.Algebra.Order.Monoid.Canonical.Basic
{ "line": 45, "column": 2 }
{ "line": 45, "column": 7 }
{ "line": 47, "column": 0 }
[ { "pp": "α : Type u_1\ninst✝⁴ : LinearOrder α\nP : α → Prop\nb c : α\ninst✝³ : Add α\ninst✝² : CanonicallyOrderedAdd α\ninst✝¹ : AddLeftReflectLT α\ninst✝ : IsLeftCancelAdd α\n⊢ (∀ (a : α), (a < b ∨ ∃ d < c, a = b + d) → P a) ↔ (∀ a < b, P a) ∧ ∀ d < c, P (b + d)", "ppTerm": "?m.24", "assigned": true, ...
[]
aesop
Aesop.evalAesop
Aesop.Frontend.Parser.aesopTactic
Mathlib.Algebra.Order.Monoid.Canonical.Basic
{ "line": 50, "column": 2 }
{ "line": 50, "column": 7 }
{ "line": 52, "column": 0 }
[ { "pp": "α : Type u_1\ninst✝⁴ : LinearOrder α\nP : α → Prop\nb c : α\ninst✝³ : Add α\ninst✝² : CanonicallyOrderedAdd α\ninst✝¹ : AddLeftReflectLT α\ninst✝ : IsLeftCancelAdd α\n⊢ (∃ a, (a < b ∨ ∃ d < c, a = b + d) ∧ P a) ↔ (∃ a < b, P a) ∨ ∃ d < c, P (b + d)", "ppTerm": "?m.27", "assigned": true, "us...
[]
aesop
Aesop.evalAesop
Aesop.Frontend.Parser.aesopTactic
Mathlib.Algebra.Order.Monoid.Canonical.Basic
{ "line": 63, "column": 2 }
{ "line": 63, "column": 7 }
{ "line": 65, "column": 0 }
[ { "pp": "α : Type u_1\ninst✝⁴ : LinearOrder α\nP : α → Prop\nb c : α\ninst✝³ : Add α\ninst✝² : CanonicallyOrderedAdd α\ninst✝¹ : AddLeftMono α\ninst✝ : IsLeftCancelAdd α\n⊢ (∀ (a : α), (a < b ∨ ∃ d ≤ c, a = b + d) → P a) ↔ (∀ a < b, P a) ∧ ∀ d ≤ c, P (b + d)", "ppTerm": "?m.24", "assigned": true, "u...
[]
aesop
Aesop.evalAesop
Aesop.Frontend.Parser.aesopTactic
Mathlib.Algebra.Order.Monoid.Canonical.Basic
{ "line": 68, "column": 2 }
{ "line": 68, "column": 7 }
{ "line": 70, "column": 0 }
[ { "pp": "α : Type u_1\ninst✝⁴ : LinearOrder α\nP : α → Prop\nb c : α\ninst✝³ : Add α\ninst✝² : CanonicallyOrderedAdd α\ninst✝¹ : AddLeftMono α\ninst✝ : IsLeftCancelAdd α\n⊢ (∃ a, (a < b ∨ ∃ d ≤ c, a = b + d) ∧ P a) ↔ (∃ a < b, P a) ∨ ∃ d ≤ c, P (b + d)", "ppTerm": "?m.27", "assigned": true, "usedCon...
[]
aesop
Aesop.evalAesop
Aesop.Frontend.Parser.aesopTactic
Mathlib.Algebra.Order.Monoid.Canonical.Basic
{ "line": 83, "column": 2 }
{ "line": 83, "column": 7 }
{ "line": 85, "column": 0 }
[ { "pp": "α : Type u_1\ninst✝⁴ : LinearOrder α\nP : α → Prop\nb c : α\ninst✝³ : AddCommMagma α\ninst✝² : CanonicallyOrderedAdd α\ninst✝¹ : AddLeftReflectLT α\ninst✝ : IsLeftCancelAdd α\n⊢ (∀ (a : α), (a < c ∨ ∃ d < b, a = d + c) → P a) ↔ (∀ a < c, P a) ∧ ∀ d < b, P (d + c)", "ppTerm": "?m.24", "assigned"...
[]
aesop
Aesop.evalAesop
Aesop.Frontend.Parser.aesopTactic
Mathlib.Algebra.Order.Monoid.Canonical.Basic
{ "line": 88, "column": 2 }
{ "line": 88, "column": 7 }
{ "line": 90, "column": 0 }
[ { "pp": "α : Type u_1\ninst✝⁴ : LinearOrder α\nP : α → Prop\nb c : α\ninst✝³ : AddCommMagma α\ninst✝² : CanonicallyOrderedAdd α\ninst✝¹ : AddLeftReflectLT α\ninst✝ : IsLeftCancelAdd α\n⊢ (∃ a, (a < c ∨ ∃ d < b, a = d + c) ∧ P a) ↔ (∃ a < c, P a) ∨ ∃ d < b, P (d + c)", "ppTerm": "?m.27", "assigned": true...
[]
aesop
Aesop.evalAesop
Aesop.Frontend.Parser.aesopTactic
Mathlib.Algebra.Order.Monoid.Canonical.Basic
{ "line": 98, "column": 2 }
{ "line": 98, "column": 7 }
{ "line": 100, "column": 0 }
[ { "pp": "α : Type u_1\ninst✝⁴ : LinearOrder α\nP : α → Prop\nb c : α\ninst✝³ : AddCommMagma α\ninst✝² : CanonicallyOrderedAdd α\ninst✝¹ : AddLeftMono α\ninst✝ : IsLeftCancelAdd α\n⊢ (∀ (a : α), (a < c ∨ ∃ d ≤ b, a = d + c) → P a) ↔ (∀ a < c, P a) ∧ ∀ d ≤ b, P (d + c)", "ppTerm": "?m.24", "assigned": tru...
[]
aesop
Aesop.evalAesop
Aesop.Frontend.Parser.aesopTactic
Mathlib.Algebra.Order.Monoid.Canonical.Basic
{ "line": 103, "column": 2 }
{ "line": 103, "column": 7 }
{ "line": 105, "column": 0 }
[ { "pp": "α : Type u_1\ninst✝⁴ : LinearOrder α\nP : α → Prop\nb c : α\ninst✝³ : AddCommMagma α\ninst✝² : CanonicallyOrderedAdd α\ninst✝¹ : AddLeftMono α\ninst✝ : IsLeftCancelAdd α\n⊢ (∃ a, (a < c ∨ ∃ d ≤ b, a = d + c) ∧ P a) ↔ (∃ a < c, P a) ∨ ∃ d ≤ b, P (d + c)", "ppTerm": "?m.27", "assigned": true, ...
[]
aesop
Aesop.evalAesop
Aesop.Frontend.Parser.aesopTactic
Mathlib.Topology.Instances.Real.Lemmas
{ "line": 114, "column": 12 }
{ "line": 114, "column": 17 }
{ "line": 115, "column": 2 }
[ { "pp": "case e'_2\nq : ℚ\n⊢ Rat.cast '' {x | q < x} = Ioi ↑q ∩ range Rat.cast", "ppTerm": "?e'_2", "assigned": true, "usedConstants": [ "Set.ext", "Eq.mpr", "Real.partialOrder", "Real", "Set.Ioi", "Preorder.toLT", "DivisionRing.toRatCast", "FloorRing....
[]
aesop
Aesop.evalAesop
Aesop.Frontend.Parser.aesopTactic
Mathlib.Topology.IndicatorConstPointwise
{ "line": 119, "column": 2 }
{ "line": 119, "column": 7 }
{ "line": 121, "column": 0 }
[ { "pp": "α : Type u_1\nA : Set α\nβ : Type u_2\ninst✝¹ : Zero β\ninst✝ : TopologicalSpace β\nι : Type u_3\nL : Filter ι\nAs : ι → Set α\nb : β\nnhds_b : {0}ᶜ ∈ 𝓝 b\nnhds_o : {b}ᶜ ∈ 𝓝 0\n⊢ (∀ (x : α), ∀ᶠ (i : ι) in L, x ∈ As i ↔ x ∈ A) ↔ ∀ (i : α), ∀ᶠ (x : ι) in L, (i ∈ As x) = (i ∈ A)", "ppTerm": "?m.71",...
[]
aesop
Aesop.evalAesop
Aesop.Frontend.Parser.aesopTactic
Mathlib.Topology.IndicatorConstPointwise
{ "line": 126, "column": 2 }
{ "line": 126, "column": 7 }
{ "line": 127, "column": 0 }
[ { "pp": "α : Type u_1\nA : Set α\nβ : Type u_2\ninst✝³ : Zero β\ninst✝² : TopologicalSpace β\nι : Type u_3\nL : Filter ι\nAs : ι → Set α\ninst✝¹ : T1Space β\nb : β\ninst✝ : NeZero b\n⊢ (∀ (x : α), ∀ᶠ (i : ι) in L, x ∈ As i ↔ x ∈ A) ↔ ∀ (i : α), ∀ᶠ (x : ι) in L, (i ∈ As x) = (i ∈ A)", "ppTerm": "?m.51", ...
[]
aesop
Aesop.evalAesop
Aesop.Frontend.Parser.aesopTactic
Mathlib.MeasureTheory.Function.SimpleFunc
{ "line": 1289, "column": 6 }
{ "line": 1289, "column": 33 }
{ "line": 1290, "column": 6 }
[ { "pp": "α : Type u_5\nγ : Type u_6\ninst✝¹ : MeasurableSpace α\ninst✝ : AddZeroClass γ\nmotive : (α →ₛ γ) → Prop\nconst :\n ∀ (c : γ) {s : Set α} (hs : MeasurableSet s), motive (piecewise s hs (SimpleFunc.const α c) (SimpleFunc.const α 0))\nadd : ∀ ⦃f g : α →ₛ γ⦄, Disjoint (support ⇑f) (support ⇑g) → motive f...
[ "case pos\nα : Type u_5\nγ : Type u_6\ninst✝¹ : MeasurableSpace α\ninst✝ : AddZeroClass γ\nmotive : (α →ₛ γ) → Prop\nconst :\n ∀ (c : γ) {s : Set α} (hs : MeasurableSet s), motive (piecewise s hs (SimpleFunc.const α c) (SimpleFunc.const α 0))\nadd : ∀ ⦃f g : α →ₛ γ⦄, Disjoint (support ⇑f) (support ⇑g) → motive f →...
(«tacticBy_cases_:_» "by_cases" [`hy ":"] («term_∈_» `y "∈" (Set.«term_⁻¹'_» `f "⁻¹'" (choice («term{_}» "{" [`x] "}") (Term.structInst "{" [] (Term.structInstFields [(Term.structInstField (Term.structInstLVal `x []) [])]) (Term.optEllipsis []) [] "}")))))
«_aux_Init_ByCases___macroRules_tacticBy_cases_:__2»
«tacticBy_cases_:_»
Mathlib.MeasureTheory.Function.SimpleFunc
{ "line": 1294, "column": 4 }
{ "line": 1294, "column": 31 }
{ "line": 1294, "column": 32 }
[ { "pp": "case insert\nα : Type u_5\nγ : Type u_6\ninst✝¹ : MeasurableSpace α\ninst✝ : AddZeroClass γ\nmotive : (α →ₛ γ) → Prop\nconst :\n ∀ (c : γ) {s : Set α} (hs : MeasurableSet s), motive (piecewise s hs (SimpleFunc.const α c) (SimpleFunc.const α 0))\nadd : ∀ ⦃f g : α →ₛ γ⦄, Disjoint (support ⇑f) (support ⇑...
[ "case pos\nα : Type u_5\nγ : Type u_6\ninst✝¹ : MeasurableSpace α\ninst✝ : AddZeroClass γ\nmotive : (α →ₛ γ) → Prop\nconst :\n ∀ (c : γ) {s : Set α} (hs : MeasurableSet s), motive (piecewise s hs (SimpleFunc.const α c) (SimpleFunc.const α 0))\nadd : ∀ ⦃f g : α →ₛ γ⦄, Disjoint (support ⇑f) (support ⇑g) → motive f →...
(«tacticBy_cases_:_» "by_cases" [`hy ":"] («term_∈_» `y "∈" (Set.«term_⁻¹'_» `f "⁻¹'" (choice («term{_}» "{" [`x] "}") (Term.structInst "{" [] (Term.structInstFields [(Term.structInstField (Term.structInstLVal `x []) [])]) (Term.optEllipsis []) [] "}")))))
«_aux_Init_ByCases___macroRules_tacticBy_cases_:__2»
«tacticBy_cases_:_»
Mathlib.MeasureTheory.Function.SimpleFunc
{ "line": 1331, "column": 6 }
{ "line": 1331, "column": 33 }
{ "line": 1332, "column": 6 }
[ { "pp": "α : Type u_5\nγ : Type u_6\ninst✝¹ : MeasurableSpace α\ninst✝ : Nonempty γ\nP : (α →ₛ γ) → Prop\nconst : ∀ (c : γ), P (SimpleFunc.const α c)\npcw : ∀ ⦃f g : α →ₛ γ⦄ {s : Set α} (hs : MeasurableSet s), P f → P g → P (piecewise s hs f g)\nc : γ := Classical.ofNonempty\nx : γ\ns : Finset γ\nhxs : x ∉ s\ni...
[ "case pos\nα : Type u_5\nγ : Type u_6\ninst✝¹ : MeasurableSpace α\ninst✝ : Nonempty γ\nP : (α →ₛ γ) → Prop\nconst : ∀ (c : γ), P (SimpleFunc.const α c)\npcw : ∀ ⦃f g : α →ₛ γ⦄ {s : Set α} (hs : MeasurableSet s), P f → P g → P (piecewise s hs f g)\nc : γ := Classical.ofNonempty\nx : γ\ns : Finset γ\nhxs : x ∉ s\nih ...
(«tacticBy_cases_:_» "by_cases" [`hy ":"] («term_∈_» `y "∈" (Set.«term_⁻¹'_» `f "⁻¹'" (choice («term{_}» "{" [`x] "}") (Term.structInst "{" [] (Term.structInstFields [(Term.structInstField (Term.structInstLVal `x []) [])]) (Term.optEllipsis []) [] "}")))))
«_aux_Init_ByCases___macroRules_tacticBy_cases_:__2»
«tacticBy_cases_:_»
Mathlib.MeasureTheory.Function.SimpleFuncDense
{ "line": 221, "column": 6 }
{ "line": 221, "column": 21 }
{ "line": 222, "column": 6 }
[ { "pp": "case hnhds\nX : Type u_3\nY : Type u_4\nα : Type u_5\ninst✝⁷ : Zero α\ninst✝⁶ : TopologicalSpace X\ninst✝⁵ : TopologicalSpace Y\ninst✝⁴ : MeasurableSpace X\ninst✝³ : MeasurableSpace Y\ninst✝² : OpensMeasurableSpace X\ninst✝¹ : OpensMeasurableSpace Y\ninst✝ : PseudoMetricSpace α\nf : X × Y → α\nhf : Con...
[ "case hnhds\nX : Type u_3\nY : Type u_4\nα : Type u_5\ninst✝⁷ : Zero α\ninst✝⁶ : TopologicalSpace X\ninst✝⁵ : TopologicalSpace Y\ninst✝⁴ : MeasurableSpace X\ninst✝³ : MeasurableSpace Y\ninst✝² : OpensMeasurableSpace X\ninst✝¹ : OpensMeasurableSpace Y\ninst✝ : PseudoMetricSpace α\nf : X × Y → α\nhf : Continuous[inst...
rintro ⟨x, y⟩ -
_private.Lean.Elab.Tactic.RCases.0.Lean.Elab.Tactic.RCases.evalRIntro
Lean.Parser.Tactic.rintro
Mathlib.MeasureTheory.Function.StronglyMeasurable.AEStronglyMeasurable
{ "line": 148, "column": 42 }
{ "line": 148, "column": 69 }
{ "line": 148, "column": 69 }
[ { "pp": "α : Type u_1\nm₀ : MeasurableSpace α\nμ : Measure α\ninst✝² : TopologicalSpace α\ninst✝¹ : PseudoMetrizableSpace α\ninst✝ : OpensMeasurableSpace α\ns : Set α\nh1 : IsSeparable s\nh2 : μ sᶜ = 0\na✝ : Nontrivial α\na x : α\nhx : x ∈ s\n⊢ x ∈ {x | (fun x ↦ id x = (closure[inst✝²] s).piecewise id (fun x ↦ ...
[]
by simp [subset_closure hx]
[anonymous]
Lean.Parser.Term.byTactic
Mathlib.MeasureTheory.Function.StronglyMeasurable.AEStronglyMeasurable
{ "line": 546, "column": 4 }
{ "line": 547, "column": 98 }
{ "line": 548, "column": 4 }
[ { "pp": "case mpr\nα : Type u_1\nβ : Type u_2\ninst✝¹ : TopologicalSpace β\nm₀ : MeasurableSpace α\nμ : Measure α\nf : α → β\ninst✝ : Zero β\ns : Set α\nhs : MeasurableSet s\nh : AEStronglyMeasurable f (μ.restrict s)\n⊢ s.indicator f =ᵐ[μ] s.indicator (AEStronglyMeasurable.mk f h)", "ppTerm": "?mpr", "a...
[ "case mpr\nα : Type u_1\nβ : Type u_2\ninst✝¹ : TopologicalSpace β\nm₀ : MeasurableSpace α\nμ : Measure α\nf : α → β\ninst✝ : Zero β\ns : Set α\nhs : MeasurableSet s\nh : AEStronglyMeasurable f (μ.restrict s)\nA : s.indicator f =ᵐ[μ.restrict s] s.indicator (AEStronglyMeasurable.mk f h)\n⊢ s.indicator f =ᵐ[μ] s.indi...
have A : s.indicator f =ᵐ[μ.restrict s] s.indicator (h.mk f) := (indicator_ae_eq_restrict hs).trans (h.ae_eq_mk.trans <| (indicator_ae_eq_restrict hs).symm)
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_tacticHave___1
Lean.Parser.Tactic.tacticHave__
Mathlib.MeasureTheory.Integral.Lebesgue.Basic
{ "line": 220, "column": 2 }
{ "line": 220, "column": 62 }
{ "line": 221, "column": 2 }
[ { "pp": "α : Type u_1\nm : MeasurableSpace α\nμ : Measure α\nf g : α → ℝ≥0∞\nh : ∀ᵐ (a : α) ∂μ, f a ≤ g a\nt : Set α\nhts : {x | (fun a ↦ f a ≤ g a) x}ᶜ ⊆ t\nht : MeasurableSet t\nht0 : μ t = 0\n⊢ ∫⁻ (a : α), f a ∂μ ≤ ∫⁻ (a : α), g a ∂μ", "ppTerm": "?m.46", "assigned": true, "usedConstants": [ ...
[ "α : Type u_1\nm : MeasurableSpace α\nμ : Measure α\nf g : α → ℝ≥0∞\nh : ∀ᵐ (a : α) ∂μ, f a ≤ g a\nt : Set α\nhts : {x | (fun a ↦ f a ≤ g a) x}ᶜ ⊆ t\nht : MeasurableSet t\nht0 : μ t = 0\nthis : ∀ᵐ (x : α) ∂μ, x ∉ t\n⊢ ∫⁻ (a : α), f a ∂μ ≤ ∫⁻ (a : α), g a ∂μ" ]
have : ∀ᵐ x ∂μ, x ∉ t := measure_eq_zero_iff_ae_notMem.1 ht0
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_tacticHave___1
Lean.Parser.Tactic.tacticHave__
Mathlib.MeasureTheory.Integral.Lebesgue.Basic
{ "line": 647, "column": 59 }
{ "line": 649, "column": 58 }
{ "line": 651, "column": 0 }
[ { "pp": "α : Type u_1\nm : MeasurableSpace α\nμ : Measure α\nι : Type u_4\ninst✝ : Countable ι\nf : α → ℝ≥0∞\ns : ι → Set α\nhd : Directed (fun x1 x2 ↦ x1 ⊆ x2) s\n⊢ ∫⁻ (x : α) in ⋃ i, s i, f x ∂μ = ⨆ i, ∫⁻ (x : α) in s i, f x ∂μ", "ppTerm": "?m.30", "assigned": true, "usedConstants": [ "Measu...
[]
by simp only [lintegral_def, iSup_comm (ι := ι), SimpleFunc.lintegral_restrict_iUnion_of_directed _ hd]
[anonymous]
Lean.Parser.Term.byTactic
Mathlib.MeasureTheory.Measure.Decomposition.Exhaustion
{ "line": 178, "column": 4 }
{ "line": 184, "column": 41 }
{ "line": 185, "column": 2 }
[ { "pp": "case refine_1\nα : Type u_1\nmα : MeasurableSpace α\nμ ν : Measure α\ninst✝ : IsFiniteMeasure ν\nthis : ∀ (n : ℕ), SigmaFinite (μ.restrict (μ.sigmaFiniteSetGE ν n))\nf : ℕ × ℕ → Set α :=\n fun p ↦\n (μ.sigmaFiniteSetWRT' ν)ᶜ ∪ spanningSets (μ.restrict (μ.sigmaFiniteSetGE ν p.1)) p.2 ∩ μ.sigmaFinite...
[]
simp only [Nat.pairEquiv_symm_apply, measure_union_lt_top_iff, f, e] rw [Measure.restrict_apply' measurableSet_sigmaFiniteSetWRT', Set.compl_inter_self, Measure.restrict_apply' measurableSet_sigmaFiniteSetWRT'] simp only [measure_empty, ENNReal.zero_lt_top, true_and] refine (measure_mono Set.inter_sub...
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.MeasureTheory.Measure.Decomposition.Exhaustion
{ "line": 178, "column": 4 }
{ "line": 184, "column": 41 }
{ "line": 185, "column": 2 }
[ { "pp": "case refine_1\nα : Type u_1\nmα : MeasurableSpace α\nμ ν : Measure α\ninst✝ : IsFiniteMeasure ν\nthis : ∀ (n : ℕ), SigmaFinite (μ.restrict (μ.sigmaFiniteSetGE ν n))\nf : ℕ × ℕ → Set α :=\n fun p ↦\n (μ.sigmaFiniteSetWRT' ν)ᶜ ∪ spanningSets (μ.restrict (μ.sigmaFiniteSetGE ν p.1)) p.2 ∩ μ.sigmaFinite...
[]
simp only [Nat.pairEquiv_symm_apply, measure_union_lt_top_iff, f, e] rw [Measure.restrict_apply' measurableSet_sigmaFiniteSetWRT', Set.compl_inter_self, Measure.restrict_apply' measurableSet_sigmaFiniteSetWRT'] simp only [measure_empty, ENNReal.zero_lt_top, true_and] refine (measure_mono Set.inter_sub...
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.MeasureTheory.Integral.Lebesgue.Add
{ "line": 294, "column": 10 }
{ "line": 294, "column": 24 }
{ "line": 294, "column": 24 }
[ { "pp": "α : Type u_1\nm : MeasurableSpace α\nμ : Measure α\nf g : α → ℝ≥0∞\nhf : Measurable f\nhg : Measurable g\n⊢ ∫⁻ (a : α), ⨆ n, (⇑(eapprox f n) + ⇑(eapprox g n)) a ∂μ = ⨆ n, (eapprox f n).lintegral μ + (eapprox g n).lintegral μ", "ppTerm": "?m.99", "assigned": true, "usedConstants": [ "M...
[ "α : Type u_1\nm : MeasurableSpace α\nμ : Measure α\nf g : α → ℝ≥0∞\nhf : Measurable f\nhg : Measurable g\n⊢ ⨆ n, ∫⁻ (a : α), (⇑(eapprox f n) + ⇑(eapprox g n)) a ∂μ = ⨆ n, (eapprox f n).lintegral μ + (eapprox g n).lintegral μ", "case hf\nα : Type u_1\nm : MeasurableSpace α\nμ : Measure α\nf g : α → ℝ≥0∞\nhf : Mea...
lintegral_iSup
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.Topology.Perfect
{ "line": 159, "column": 2 }
{ "line": 163, "column": 21 }
{ "line": 165, "column": 0 }
[ { "pp": "α : Type u_1\ninst✝ : TopologicalSpace α\nC U : Set α\nhC : Perfect C\nx : α\nxC : x ∈ C\nxU : x ∈ U\nUop : IsOpen[inst✝] U\n⊢ Perfect (closure[inst✝] (U ∩ C)) ∧ (closure[inst✝] (U ∩ C)).Nonempty", "ppTerm": "?m.22", "assigned": true, "usedConstants": [ "Perfect", "Perfect.acc",...
[]
constructor · apply Preperfect.perfect_closure exact hC.acc.open_inter Uop apply Nonempty.closure exact ⟨x, ⟨xU, xC⟩⟩
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.Topology.Perfect
{ "line": 159, "column": 2 }
{ "line": 163, "column": 21 }
{ "line": 165, "column": 0 }
[ { "pp": "α : Type u_1\ninst✝ : TopologicalSpace α\nC U : Set α\nhC : Perfect C\nx : α\nxC : x ∈ C\nxU : x ∈ U\nUop : IsOpen[inst✝] U\n⊢ Perfect (closure[inst✝] (U ∩ C)) ∧ (closure[inst✝] (U ∩ C)).Nonempty", "ppTerm": "?m.22", "assigned": true, "usedConstants": [ "Perfect", "Perfect.acc",...
[]
constructor · apply Preperfect.perfect_closure exact hC.acc.open_inter Uop apply Nonempty.closure exact ⟨x, ⟨xU, xC⟩⟩
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.MeasureTheory.Integral.Lebesgue.Add
{ "line": 388, "column": 10 }
{ "line": 388, "column": 24 }
{ "line": 388, "column": 24 }
[ { "pp": "α : Type u_1\nm : MeasurableSpace α\nμ : Measure α\nr : ℝ≥0∞\nf : α → ℝ≥0∞\nhf : Measurable f\n⊢ ∫⁻ (a : α), ⨆ n, (const α r * eapprox f n) a ∂μ = ⨆ n, r * (eapprox f n).lintegral μ", "ppTerm": "?m.61", "assigned": true, "usedConstants": [ "MeasureTheory.SimpleFunc.lintegral", "...
[ "α : Type u_1\nm : MeasurableSpace α\nμ : Measure α\nr : ℝ≥0∞\nf : α → ℝ≥0∞\nhf : Measurable f\n⊢ ⨆ n, ∫⁻ (a : α), (const α r * eapprox f n) a ∂μ = ⨆ n, r * (eapprox f n).lintegral μ", "case hf\nα : Type u_1\nm : MeasurableSpace α\nμ : Measure α\nr : ℝ≥0∞\nf : α → ℝ≥0∞\nhf : Measurable f\n⊢ ∀ (n : ℕ), Measurable ...
lintegral_iSup
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.MeasureTheory.Integral.Lebesgue.Add
{ "line": 459, "column": 2 }
{ "line": 460, "column": 98 }
{ "line": 461, "column": 2 }
[ { "pp": "α : Type u_1\nm m0 : MeasurableSpace α\nμ : Measure α\nhm : m ≤ m0\nf : α → ℝ≥0∞\nhf : Measurable f\n⊢ ∫⁻ (a : α), f a ∂μ.trim hm = ∫⁻ (a : α), f a ∂μ", "ppTerm": "?m.18", "assigned": true, "usedConstants": [ "MeasureTheory.Measure.trim", "ENNReal", "Measurable.ennreal_ind...
[ "case refine_1\nα : Type u_1\nm m0 : MeasurableSpace α\nμ : Measure α\nhm : m ≤ m0\nf : α → ℝ≥0∞\nhf : Measurable f\n⊢ ∀ (c : ℝ≥0∞) ⦃s : Set α⦄,\n MeasurableSet s → ∫⁻ (a : α), s.indicator (fun x ↦ c) a ∂μ.trim hm = ∫⁻ (a : α), s.indicator (fun x ↦ c) a ∂μ", "case refine_2\nα : Type u_1\nm m0 : MeasurableSpace...
refine @Measurable.ennreal_induction α m (fun f => ∫⁻ a, f a ∂μ.trim hm = ∫⁻ a, f a ∂μ) ?_ ?_ ?_ f hf
Lean.Elab.Tactic.evalRefine
Lean.Parser.Tactic.refine
Mathlib.Analysis.Normed.Group.FunctionSeries
{ "line": 71, "column": 4 }
{ "line": 71, "column": 9 }
{ "line": 72, "column": 2 }
[ { "pp": "β : Type u_2\nF : Type u_3\ninst✝¹ : NormedAddCommGroup F\ninst✝ : CompleteSpace F\nι : Type u_4\nf : ι → β → F\nu : ι → ℝ\nhu : Summable u\ns : Set β\nε : ℝ\nεpos : ε > 0\nt : Finset ι\nht : ∀ (b : Finset ι), t ⊆ b → ∑' (a : { x // x ∉ b }), u ↑a < ε\nN : Set ι\nhN : N ∈ cofinite\nHN : ∀ y ∈ N, ∀ x ∈ ...
[]
aesop
Aesop.evalAesop
Aesop.Frontend.Parser.aesopTactic
Mathlib.Topology.Algebra.MetricSpace.Lipschitz
{ "line": 41, "column": 4 }
{ "line": 44, "column": 56 }
{ "line": 45, "column": 2 }
[ { "pp": "case refine_2\nα : Type u_1\nβ : Type u_2\ninst✝¹ : PseudoMetricSpace α\ninst✝ : PseudoMetricSpace β\nK : ℝ≥0\ns : Set α\nf : α → β\nhf : LipschitzOnWith K f s\nu : ℕ → α\nhu : CauchySeq u\nh'u : range u ⊆ s\nb : ℕ → ℝ\nb_nonneg : ∀ (n : ℕ), 0 ≤ b n\nhb : ∀ (n m N : ℕ), N ≤ n → N ≤ m → dist (u n) (u m)...
[]
intro n m N hn hm have A n : u n ∈ s := h'u (mem_range_self _) apply (hf.dist_le_mul _ (A n) _ (A m)).trans exact mul_le_mul_of_nonneg_left (hb n m N hn hm) K.2
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.Topology.Algebra.MetricSpace.Lipschitz
{ "line": 41, "column": 4 }
{ "line": 44, "column": 56 }
{ "line": 45, "column": 2 }
[ { "pp": "case refine_2\nα : Type u_1\nβ : Type u_2\ninst✝¹ : PseudoMetricSpace α\ninst✝ : PseudoMetricSpace β\nK : ℝ≥0\ns : Set α\nf : α → β\nhf : LipschitzOnWith K f s\nu : ℕ → α\nhu : CauchySeq u\nh'u : range u ⊆ s\nb : ℕ → ℝ\nb_nonneg : ∀ (n : ℕ), 0 ≤ b n\nhb : ∀ (n m N : ℕ), N ≤ n → N ≤ m → dist (u n) (u m)...
[]
intro n m N hn hm have A n : u n ∈ s := h'u (mem_range_self _) apply (hf.dist_le_mul _ (A n) _ (A m)).trans exact mul_le_mul_of_nonneg_left (hb n m N hn hm) K.2
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.Topology.MetricSpace.Gluing
{ "line": 118, "column": 2 }
{ "line": 122, "column": 43 }
{ "line": 124, "column": 0 }
[ { "pp": "X : Type u\nY : Type v\nZ : Type w\ninst✝² : MetricSpace X\ninst✝¹ : MetricSpace Y\ninst✝ : Nonempty Z\nΦ : Z → X\nΨ : Z → Y\nε : ℝ\nx : X\ny z : Y\n⊢ glueDist Φ Ψ ε (Sum.inl x) (Sum.inr z) ≤\n glueDist Φ Ψ ε (Sum.inl x) (Sum.inr y) + glueDist Φ Ψ ε (Sum.inr y) (Sum.inr z)", "ppTerm": "?m.34", ...
[]
simp only [glueDist] rw [add_right_comm, add_le_add_iff_right] refine le_ciInf_add fun p => ciInf_le_of_le ⟨0, ?_⟩ p ?_ · exact forall_mem_range.2 fun _ => by positivity · linarith [dist_triangle_left z (Ψ p) y]
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.Topology.MetricSpace.Gluing
{ "line": 118, "column": 2 }
{ "line": 122, "column": 43 }
{ "line": 124, "column": 0 }
[ { "pp": "X : Type u\nY : Type v\nZ : Type w\ninst✝² : MetricSpace X\ninst✝¹ : MetricSpace Y\ninst✝ : Nonempty Z\nΦ : Z → X\nΨ : Z → Y\nε : ℝ\nx : X\ny z : Y\n⊢ glueDist Φ Ψ ε (Sum.inl x) (Sum.inr z) ≤\n glueDist Φ Ψ ε (Sum.inl x) (Sum.inr y) + glueDist Φ Ψ ε (Sum.inr y) (Sum.inr z)", "ppTerm": "?m.34", ...
[]
simp only [glueDist] rw [add_right_comm, add_le_add_iff_right] refine le_ciInf_add fun p => ciInf_le_of_le ⟨0, ?_⟩ p ?_ · exact forall_mem_range.2 fun _ => by positivity · linarith [dist_triangle_left z (Ψ p) y]
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.Topology.Metrizable.CompletelyMetrizable
{ "line": 221, "column": 89 }
{ "line": 223, "column": 16 }
{ "line": 225, "column": 0 }
[ { "pp": "X✝ : Type u_1\nY : Type u_2\nι : Type u_3\ninst✝² : Countable ι\nX : ι → Type u_4\ninst✝¹ : (i : ι) → TopologicalSpace (X i)\ninst✝ : ∀ (i : ι), IsCompletelyMetrizableSpace (X i)\n⊢ IsCompletelyMetrizableSpace ((i : ι) → X i)", "ppTerm": "?m.6", "assigned": true, "usedConstants": [ "i...
[]
by letI := fun i ↦ upgradeIsCompletelyMetrizable (X i) infer_instance
[anonymous]
Lean.Parser.Term.byTactic
Mathlib.Topology.MetricSpace.PiNat
{ "line": 88, "column": 2 }
{ "line": 88, "column": 7 }
{ "line": 90, "column": 0 }
[ { "pp": "E : ℕ → Type u_1\nx y : (n : ℕ) → E n\nn : ℕ\nhn : n < if h : x ≠ y then Nat.find ⋯ else 0\n⊢ x n = y n", "ppTerm": "?m.14", "assigned": true, "usedConstants": [ "Classical.dite_not", "not_lt_zero._simp_1", "instDecidableNot", "False", "Nat.instMulZeroClass", ...
[]
aesop
Aesop.evalAesop
Aesop.Frontend.Parser.aesopTactic
Mathlib.Topology.MetricSpace.Polish
{ "line": 124, "column": 2 }
{ "line": 125, "column": 97 }
{ "line": 126, "column": 2 }
[ { "pp": "α : Type u_1\nι : Type u_3\ninst✝ : Countable ι\nt : ι → TopologicalSpace α\nht : ∀ (i : ι), PolishSpace α\ni₀ : ι\nhi₀ : ∀ (i : ι), t i ≤ t i₀\nu : UniformSpace α\nhcomp : CompleteSpace α\nhcount : (𝓤 α).IsCountablyGenerated\nhtop : u.toTopologicalSpace = ⨅ i, t i\nthis : SecondCountableTopology α\n⊢...
[ "α : Type u_1\nι : Type u_3\ninst✝ : Countable ι\nt : ι → TopologicalSpace α\nht : ∀ (i : ι), PolishSpace α\ni₀ : ι\nhi₀ : ∀ (i : ι), t i ≤ t i₀\nu : UniformSpace α\nhcomp : CompleteSpace α\nhcount : (𝓤 α).IsCountablyGenerated\nhtop : u.toTopologicalSpace = ⨅ i, t i\nthis✝ : SecondCountableTopology α\nthis : T1Spa...
have : @T1Space α u.toTopologicalSpace := htop.symm ▸ t1Space_antitone (iInf_le _ i₀) (by letI := t i₀; haveI := ht i₀; infer_instance)
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_tacticHave___1
Lean.Parser.Tactic.tacticHave__
Mathlib.Topology.MetricSpace.Polish
{ "line": 115, "column": 2 }
{ "line": 126, "column": 16 }
{ "line": 128, "column": 0 }
[ { "pp": "α : Type u_1\nι : Type u_3\ninst✝ : Countable ι\nt : ι → TopologicalSpace α\nht₀ : ∃ i₀, ∀ (i : ι), t i ≤ t i₀\nht : ∀ (i : ι), PolishSpace α\n⊢ PolishSpace α", "ppTerm": "?m.11", "assigned": true, "usedConstants": [ "instT4SpaceOfT1SpaceOfNormalSpace", "UniformSpace", "Eq...
[]
rcases ht₀ with ⟨i₀, hi₀⟩ rcases CompletePseudometrizable.iInf ⟨t i₀, letI := t i₀; haveI := ht i₀; inferInstance, hi₀⟩ fun i ↦ letI := t i; haveI := ht i; letI := upgradeIsCompletelyMetrizable α ⟨inferInstance, inferInstance, inferInstance, rfl⟩ with ⟨u, hcomp, hcount, htop⟩ rw [← htop] have ...
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.Topology.MetricSpace.Polish
{ "line": 115, "column": 2 }
{ "line": 126, "column": 16 }
{ "line": 128, "column": 0 }
[ { "pp": "α : Type u_1\nι : Type u_3\ninst✝ : Countable ι\nt : ι → TopologicalSpace α\nht₀ : ∃ i₀, ∀ (i : ι), t i ≤ t i₀\nht : ∀ (i : ι), PolishSpace α\n⊢ PolishSpace α", "ppTerm": "?m.11", "assigned": true, "usedConstants": [ "instT4SpaceOfT1SpaceOfNormalSpace", "UniformSpace", "Eq...
[]
rcases ht₀ with ⟨i₀, hi₀⟩ rcases CompletePseudometrizable.iInf ⟨t i₀, letI := t i₀; haveI := ht i₀; inferInstance, hi₀⟩ fun i ↦ letI := t i; haveI := ht i; letI := upgradeIsCompletelyMetrizable α ⟨inferInstance, inferInstance, inferInstance, rfl⟩ with ⟨u, hcomp, hcount, htop⟩ rw [← htop] have ...
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.Topology.MetricSpace.Polish
{ "line": 201, "column": 6 }
{ "line": 201, "column": 100 }
{ "line": 202, "column": 4 }
[ { "pp": "case refine_4.refine_1\nα : Type u_1\nβ : Type u_2\ninst✝ : MetricSpace α\ns : Opens α\nt : Set s.CompleteCopy\nh : IsOpen t\nx : s.CompleteCopy\nhx : x ∈ t\nε : ℝ\nε0 : ε > 0\nhε : ball x ε ⊆ t\n⊢ ∃ ε > 0, ∀ (y : s.CompleteCopy), dist x y < ε → y ∈ t", "ppTerm": "?refine_4.refine_1", "assigned...
[]
exact ⟨ε, ε0, fun y hy ↦ hε <| (dist_comm _ _).trans_lt <| (dist_val_le_dist _ _).trans_lt hy⟩
Lean.Elab.Tactic.evalExact
Lean.Parser.Tactic.exact
Mathlib.Topology.MetricSpace.PiNat
{ "line": 219, "column": 6 }
{ "line": 219, "column": 15 }
{ "line": 220, "column": 2 }
[ { "pp": "case mp.succ.inr\nα : Type u_2\nx y : ℕ → α\nn : ℕ\nih : res x n = res y n → ∀ ⦃m : ℕ⦄, m < n → x m = y m\nm : ℕ\nh : x n = y n ∧ res x n = res y n\nhm : m = n\n⊢ x n = y n", "ppTerm": "?mp.succ.inr", "assigned": true, "usedConstants": [ "List", "And.left", "Eq", "Pi...
[]
exact h.1
Lean.Elab.Tactic.evalExact
Lean.Parser.Tactic.exact
Mathlib.Topology.MetricSpace.Gluing
{ "line": 399, "column": 6 }
{ "line": 402, "column": 47 }
{ "line": 403, "column": 2 }
[ { "pp": "case mp.inr\nι : Type u_1\nE : ι → Type u_2\ninst✝ : (i : ι) → MetricSpace (E i)\ns : Set ((i : ι) × E i)\nhs : IsOpen[instTopologicalSpaceSigma] s\ni : ι\nx : E i\nhx : ⟨i, x⟩ ∈ s\nε : ℝ\nεpos : ε > 0\nhε : ball x ε ⊆ Sigma.mk i ⁻¹' s\nj : ι\ny : E j\nhy : dist ⟨i, x⟩ ⟨j, y⟩ < min ε 1\nhij : i ≠ j\n⊢ ...
[]
apply (lt_irrefl (1 : ℝ) _).elim calc 1 ≤ Sigma.dist ⟨i, x⟩ ⟨j, y⟩ := Sigma.one_le_dist_of_ne hij _ _ _ < 1 := hy.trans_le (min_le_right _ _)
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.Topology.MetricSpace.Gluing
{ "line": 399, "column": 6 }
{ "line": 402, "column": 47 }
{ "line": 403, "column": 2 }
[ { "pp": "case mp.inr\nι : Type u_1\nE : ι → Type u_2\ninst✝ : (i : ι) → MetricSpace (E i)\ns : Set ((i : ι) × E i)\nhs : IsOpen[instTopologicalSpaceSigma] s\ni : ι\nx : E i\nhx : ⟨i, x⟩ ∈ s\nε : ℝ\nεpos : ε > 0\nhε : ball x ε ⊆ Sigma.mk i ⁻¹' s\nj : ι\ny : E j\nhy : dist ⟨i, x⟩ ⟨j, y⟩ < min ε 1\nhij : i ≠ j\n⊢ ...
[]
apply (lt_irrefl (1 : ℝ) _).elim calc 1 ≤ Sigma.dist ⟨i, x⟩ ⟨j, y⟩ := Sigma.one_le_dist_of_ne hij _ _ _ < 1 := hy.trans_le (min_le_right _ _)
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.Topology.MetricSpace.Polish
{ "line": 242, "column": 2 }
{ "line": 242, "column": 70 }
{ "line": 244, "column": 0 }
[ { "pp": "case neg\nα : Type u_1\nβ : Type u_2\ninst✝¹ : MetricSpace α\ns : Opens α\ninst✝ : CompleteSpace α\nu : ℕ → s.CompleteCopy\nhu : ∀ (N n m : ℕ), N ≤ n → N ≤ m → dist (u n) (u m) < (1 / 2) ^ N\nA : CauchySeq fun n ↦ ↑(u n)\nx : α\nxlim : Tendsto (fun n ↦ ↑(u n)) atTop (𝓝 x)\nxs : x ∉ s\nC : ℝ\nhC : ∀ (n...
[]
exact absurd (Hmem.2 <| lt_of_lt_of_le (div_pos one_pos Cpos) I') xs
Lean.Elab.Tactic.evalExact
Lean.Parser.Tactic.exact
Mathlib.Topology.MetricSpace.Polish
{ "line": 248, "column": 2 }
{ "line": 248, "column": 28 }
{ "line": 249, "column": 2 }
[ { "pp": "α : Type u_3\ninst✝¹ : TopologicalSpace α\ninst✝ : PolishSpace α\ns : Set α\nhs : IsOpen[inst✝¹] s\nthis : UpgradedIsCompletelyMetrizableSpace α := upgradeIsCompletelyMetrizable α\n⊢ PolishSpace ↑s", "ppTerm": "?m.10", "assigned": true, "usedConstants": [ "TopologicalSpace.Opens", ...
[ "α : Type u_3\ninst✝¹ : TopologicalSpace α\ninst✝ : PolishSpace α\nthis : UpgradedIsCompletelyMetrizableSpace α := upgradeIsCompletelyMetrizable α\ns : Opens α\n⊢ PolishSpace ↑↑s" ]
lift s to Opens α using hs
Mathlib.Tactic._aux_Mathlib_Tactic_Lift___elabRules_Mathlib_Tactic_lift_1
Mathlib.Tactic.lift
Mathlib.Topology.MetricSpace.Polish
{ "line": 276, "column": 2 }
{ "line": 276, "column": 43 }
{ "line": 277, "column": 2 }
[ { "pp": "α : Type u_1\ninst✝¹ : TopologicalSpace α\ninst✝ : PolishSpace α\ns : Set α\nhs : IsClosed[inst✝¹] s\nthis✝ : PolishSpace ↑s\nt : Set α := sᶜ\nthis : PolishSpace ↑t\n⊢ IsClopenable s", "ppTerm": "?m.27", "assigned": true, "usedConstants": [ "Classical.propDecidable", "Membership...
[ "α : Type u_1\ninst✝¹ : TopologicalSpace α\ninst✝ : PolishSpace α\ns : Set α\nhs : IsClosed[inst✝¹] s\nthis✝ : PolishSpace ↑s\nt : Set α := sᶜ\nthis : PolishSpace ↑t\nf : ↑s ⊕ ↑t ≃ α := Equiv.Set.sumCompl s\n⊢ IsClopenable s" ]
let f : s ⊕ t ≃ α := Equiv.Set.sumCompl s
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_tacticLet___1
Lean.Parser.Tactic.tacticLet__
Mathlib.Topology.MetricSpace.CantorScheme
{ "line": 177, "column": 2 }
{ "line": 177, "column": 17 }
{ "line": 178, "column": 2 }
[ { "pp": "case h\nβ : Type u_1\nα : Type u_2\nA : List β → Set α\ninst✝¹ : PseudoMetricSpace α\ninst✝ : CompleteSpace α\nhdiam : VanishingDiam A\nhanti : ClosureAntitone A\nhnonempty : ∀ (l : List β), (A l).Nonempty\nx : ℕ → β\nu : ℕ → α\nhu : ∀ (n : ℕ), u n ∈ A (res x n)\numem : ∀ (n m : ℕ), n ≤ m → u m ∈ A (re...
[ "case h\nβ : Type u_1\nα : Type u_2\nA : List β → Set α\ninst✝¹ : PseudoMetricSpace α\ninst✝ : CompleteSpace α\nhdiam : VanishingDiam A\nhanti : ClosureAntitone A\nhnonempty : ∀ (l : List β), (A l).Nonempty\nx : ℕ → β\nu : ℕ → α\nhu : ∀ (n : ℕ), u n ∈ A (res x n)\numem : ∀ (n m : ℕ), n ≤ m → u m ∈ A (res x n)\nthis...
rw [mem_iInter]
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_rwSeq_1
Lean.Parser.Tactic.rwSeq
Mathlib.Dynamics.Ergodic.MeasurePreserving
{ "line": 63, "column": 54 }
{ "line": 66, "column": 17 }
{ "line": 68, "column": 0 }
[ { "pp": "α : Type u_1\nβ : Type u_2\ninst✝¹ : MeasurableSpace α\ninst✝ : MeasurableSpace β\nμa : Measure α\nμb : Measure β\nf f' : α → β\nhf : MeasurePreserving f μa μb\nhf' : Measurable f'\nh : f =ᵐ[μa] f'\n⊢ MeasurePreserving f' μa μb", "ppTerm": "?m.23", "assigned": true, "usedConstants": [ ...
[]
by refine ⟨hf', ?_⟩ rw [Measure.map_congr h.symm] exact hf.map_eq
[anonymous]
Lean.Parser.Term.byTactic
Mathlib.MeasureTheory.Measure.Dirac
{ "line": 112, "column": 56 }
{ "line": 112, "column": 61 }
{ "line": 112, "column": 61 }
[ { "pp": "α : Type u_1\ninst✝¹ : MeasurableSpace α\ninst✝ : Countable α\nμ ν : Measure α\nh : ∀ (a : α), μ {a} = ν {a}\n⊢ ⋃₀ range singleton = univ", "ppTerm": "?m.25", "assigned": true, "usedConstants": [ "Set.ext", "congrArg", "Set.mem_univ._simp_1", "Set.univ", "Set.m...
[]
aesop
Aesop.evalAesop
Aesop.Frontend.Parser.aesopTactic
Mathlib.MeasureTheory.Measure.Dirac
{ "line": 112, "column": 56 }
{ "line": 112, "column": 61 }
{ "line": 112, "column": 61 }
[ { "pp": "α : Type u_1\ninst✝¹ : MeasurableSpace α\ninst✝ : Countable α\nμ ν : Measure α\nh : ∀ (a : α), μ {a} = ν {a}\n⊢ ⋃₀ range singleton = univ", "ppTerm": "?m.25", "assigned": true, "usedConstants": [ "Set.ext", "congrArg", "Set.mem_univ._simp_1", "Set.univ", "Set.m...
[]
aesop
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.MeasureTheory.Measure.Dirac
{ "line": 112, "column": 56 }
{ "line": 112, "column": 61 }
{ "line": 112, "column": 61 }
[ { "pp": "α : Type u_1\ninst✝¹ : MeasurableSpace α\ninst✝ : Countable α\nμ ν : Measure α\nh : ∀ (a : α), μ {a} = ν {a}\n⊢ ⋃₀ range singleton = univ", "ppTerm": "?m.25", "assigned": true, "usedConstants": [ "Set.ext", "congrArg", "Set.mem_univ._simp_1", "Set.univ", "Set.m...
[]
aesop
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.Topology.MetricSpace.PiNat
{ "line": 640, "column": 19 }
{ "line": 640, "column": 22 }
{ "line": 640, "column": 23 }
[ { "pp": "case pos\nE : ℕ → Type u_1\ninst✝¹ : (n : ℕ) → TopologicalSpace (E n)\ninst✝ : ∀ (n : ℕ), DiscreteTopology (E n)\ns : Set ((n : ℕ) → E n)\nhs : IsClosed[Pi.topologicalSpace] s\nhne : s.Nonempty\nf : ((n : ℕ) → E n) → (n : ℕ) → E n := fun x ↦ if x ∈ s then x else ⋯.some\nfs : ∀ x ∈ s, f x = x\nx y : (n ...
[ "case pos\nE : ℕ → Type u_1\ninst✝¹ : (n : ℕ) → TopologicalSpace (E n)\ninst✝ : ∀ (n : ℕ), DiscreteTopology (E n)\ns : Set ((n : ℕ) → E n)\nhs : IsClosed[Pi.topologicalSpace] s\nhne : s.Nonempty\nf : ((n : ℕ) → E n) → (n : ℕ) → E n := fun x ↦ if x ∈ s then x else ⋯.some\nfs : ∀ x ∈ s, f x = x\nx y : (n : ℕ) → E n\n...
I2,
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.Topology.MetricSpace.PiNat
{ "line": 669, "column": 20 }
{ "line": 669, "column": 23 }
{ "line": 669, "column": 24 }
[ { "pp": "E : ℕ → Type u_1\ninst✝¹ : (n : ℕ) → TopologicalSpace (E n)\ninst✝ : ∀ (n : ℕ), DiscreteTopology (E n)\ns : Set ((n : ℕ) → E n)\nhs : IsClosed[Pi.topologicalSpace] s\nhne : s.Nonempty\nf : ((n : ℕ) → E n) → (n : ℕ) → E n := fun x ↦ if x ∈ s then x else ⋯.some\nfs : ∀ x ∈ s, f x = x\nx y : (n : ℕ) → E n...
[ "E : ℕ → Type u_1\ninst✝¹ : (n : ℕ) → TopologicalSpace (E n)\ninst✝ : ∀ (n : ℕ), DiscreteTopology (E n)\ns : Set ((n : ℕ) → E n)\nhs : IsClosed[Pi.topologicalSpace] s\nhne : s.Nonempty\nf : ((n : ℕ) → E n) → (n : ℕ) → E n := fun x ↦ if x ∈ s then x else ⋯.some\nfs : ∀ x ∈ s, f x = x\nx y : (n : ℕ) → E n\nhxy : x ≠ ...
I2,
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.Topology.MetricSpace.PiNat
{ "line": 738, "column": 71 }
{ "line": 740, "column": 22 }
{ "line": 741, "column": 4 }
[ { "pp": "α : Type u_2\ninst✝³ : MetricSpace α\ninst✝² : CompleteSpace α\ninst✝¹ : SecondCountableTopology α\ninst✝ : Nonempty α\nthis : MetricSpace (ℕ → ℕ) := metricSpaceNatNat\nI0 : 0 < 1 / 2\nI1 : 1 / 2 < 1\nu : ℕ → α\nhu : DenseRange u\ns : Set (ℕ → ℕ) := {x | (⋂ n, closedBall (u (x n)) ((1 / 2) ^ n)).Nonemp...
[]
by rcases hu.exists_dist_lt y (by simp : (0 : ℝ) < (1 / 2) ^ n) with ⟨j, hj⟩ exact ⟨j, hj.le⟩
[anonymous]
Lean.Parser.Term.byTactic
Mathlib.Topology.MetricSpace.PiNat
{ "line": 848, "column": 6 }
{ "line": 878, "column": 39 }
{ "line": 879, "column": 4 }
[ { "pp": "case left\nE : ℕ → Type u_1\nι : Type u_2\ninst✝¹ : Encodable ι\nF : ι → Type u_3\ninst✝ : (i : ι) → PseudoEMetricSpace (F i)\n⊢ ∀ (i : ℝ≥0∞), 0 < i → {p | edist p.1 p.2 < i} ∈ ⨅ i, ⨅ i_2, ⨅ (_ : 0 < i_2), 𝓟 {a | edist (a.1 i) (a.2 i) < i_2}", "ppTerm": "?left", "assigned": true, "usedCons...
[]
intro ε hε classical obtain ⟨K, hK⟩ : ∃ K : Finset ι, ∑' i : {j // j ∉ K}, 2⁻¹ ^ encode (i : ι) < ε / 2 := ((tendsto_order.1 <| ENNReal.tendsto_tsum_compl_atTop_zero (tsum_geometric_encode_lt_top ENNReal.one_half_lt_one).ne).2 _ <| by simpa using hε.ne').exists obtain ⟨δ,...
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.Topology.MetricSpace.PiNat
{ "line": 848, "column": 6 }
{ "line": 878, "column": 39 }
{ "line": 879, "column": 4 }
[ { "pp": "case left\nE : ℕ → Type u_1\nι : Type u_2\ninst✝¹ : Encodable ι\nF : ι → Type u_3\ninst✝ : (i : ι) → PseudoEMetricSpace (F i)\n⊢ ∀ (i : ℝ≥0∞), 0 < i → {p | edist p.1 p.2 < i} ∈ ⨅ i, ⨅ i_2, ⨅ (_ : 0 < i_2), 𝓟 {a | edist (a.1 i) (a.2 i) < i_2}", "ppTerm": "?left", "assigned": true, "usedCons...
[]
intro ε hε classical obtain ⟨K, hK⟩ : ∃ K : Finset ι, ∑' i : {j // j ∉ K}, 2⁻¹ ^ encode (i : ι) < ε / 2 := ((tendsto_order.1 <| ENNReal.tendsto_tsum_compl_atTop_zero (tsum_geometric_encode_lt_top ENNReal.one_half_lt_one).ne).2 _ <| by simpa using hε.ne').exists obtain ⟨δ,...
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.GroupTheory.Complement
{ "line": 116, "column": 2 }
{ "line": 116, "column": 28 }
{ "line": 117, "column": 2 }
[ { "pp": "G : Type u_1\ninst✝ : Group G\nS : Set G\ng : G\nh : IsComplement S {g}\nx : G\nx✝ : x ∈ ⊤\ny : ↑S × ↑{g}\nhy : (fun x ↦ ↑x.1 * ↑x.2) y = x * ↑y.2\n⊢ x ∈ S", "ppTerm": "?m.63", "assigned": true, "usedConstants": [ "Eq.mpr", "CancelMonoid.toRightCancelMonoid", "Monoid.toMul...
[ "G : Type u_1\ninst✝ : Group G\nS : Set G\ng : G\nh : IsComplement S {g}\nx : G\nx✝ : x ∈ ⊤\ny : ↑S × ↑{g}\nhy : (fun x ↦ ↑x.1 * ↑x.2) y = x * ↑y.2\n⊢ ↑y.1 ∈ S" ]
rw [← mul_right_cancel hy]
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_rwSeq_1
Lean.Parser.Tactic.rwSeq
Mathlib.GroupTheory.Complement
{ "line": 201, "column": 37 }
{ "line": 201, "column": 42 }
{ "line": 201, "column": 42 }
[ { "pp": "G : Type u_1\ninst✝ : Group G\nS T : Set G\ng : G\nx : ↑S\nhx : (↑x)⁻¹ * g ∈ T\nhx' : ∀ (y : ↑S), (fun s ↦ (↑s)⁻¹ * g ∈ T) y → y = x\n⊢ ∀ (y : ↑S × ↑T), (fun x ↦ ↑x.1 * ↑x.2 = g) y → y = (x, ⟨(↑x)⁻¹ * g, hx⟩)", "ppTerm": "?m.168", "assigned": true, "usedConstants": [ "Subtype.mk.congr...
[]
aesop
Aesop.evalAesop
Aesop.Frontend.Parser.aesopTactic
Mathlib.GroupTheory.Complement
{ "line": 201, "column": 37 }
{ "line": 201, "column": 42 }
{ "line": 201, "column": 42 }
[ { "pp": "G : Type u_1\ninst✝ : Group G\nS T : Set G\ng : G\nx : ↑S\nhx : (↑x)⁻¹ * g ∈ T\nhx' : ∀ (y : ↑S), (fun s ↦ (↑s)⁻¹ * g ∈ T) y → y = x\n⊢ ∀ (y : ↑S × ↑T), (fun x ↦ ↑x.1 * ↑x.2 = g) y → y = (x, ⟨(↑x)⁻¹ * g, hx⟩)", "ppTerm": "?m.168", "assigned": true, "usedConstants": [ "Subtype.mk.congr...
[]
aesop
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.GroupTheory.Complement
{ "line": 201, "column": 37 }
{ "line": 201, "column": 42 }
{ "line": 201, "column": 42 }
[ { "pp": "G : Type u_1\ninst✝ : Group G\nS T : Set G\ng : G\nx : ↑S\nhx : (↑x)⁻¹ * g ∈ T\nhx' : ∀ (y : ↑S), (fun s ↦ (↑s)⁻¹ * g ∈ T) y → y = x\n⊢ ∀ (y : ↑S × ↑T), (fun x ↦ ↑x.1 * ↑x.2 = g) y → y = (x, ⟨(↑x)⁻¹ * g, hx⟩)", "ppTerm": "?m.168", "assigned": true, "usedConstants": [ "Subtype.mk.congr...
[]
aesop
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.GroupTheory.Complement
{ "line": 199, "column": 2 }
{ "line": 202, "column": 97 }
{ "line": 204, "column": 0 }
[ { "pp": "G : Type u_1\ninst✝ : Group G\nS T : Set G\n⊢ IsComplement S T ↔ ∀ (g : G), ∃! s, (↑s)⁻¹ * g ∈ T", "ppTerm": "?m.17", "assigned": true, "usedConstants": [ "Eq.mpr", "Subtype.mk.congr_simp", "HMul.hMul", "DivInvOneMonoid.toInvOneClass", "inv_mul_cancel_left", ...
[]
convert! isComplement_iff_existsUnique with g constructor <;> rintro ⟨x, hx, hx'⟩ · exact ⟨(x, ⟨_, hx⟩), by simp, by aesop⟩ · exact ⟨x.1, by simp [← hx], fun y hy ↦ (Prod.ext_iff.1 <| by simpa using hx' (y, ⟨_, hy⟩)).1⟩
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.GroupTheory.Complement
{ "line": 199, "column": 2 }
{ "line": 202, "column": 97 }
{ "line": 204, "column": 0 }
[ { "pp": "G : Type u_1\ninst✝ : Group G\nS T : Set G\n⊢ IsComplement S T ↔ ∀ (g : G), ∃! s, (↑s)⁻¹ * g ∈ T", "ppTerm": "?m.17", "assigned": true, "usedConstants": [ "Eq.mpr", "Subtype.mk.congr_simp", "HMul.hMul", "DivInvOneMonoid.toInvOneClass", "inv_mul_cancel_left", ...
[]
convert! isComplement_iff_existsUnique with g constructor <;> rintro ⟨x, hx, hx'⟩ · exact ⟨(x, ⟨_, hx⟩), by simp, by aesop⟩ · exact ⟨x.1, by simp [← hx], fun y hy ↦ (Prod.ext_iff.1 <| by simpa using hx' (y, ⟨_, hy⟩)).1⟩
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.GroupTheory.Complement
{ "line": 209, "column": 37 }
{ "line": 209, "column": 42 }
{ "line": 209, "column": 42 }
[ { "pp": "G : Type u_1\ninst✝ : Group G\nS T : Set G\ng : G\nx : ↑T\nhx : g * (↑x)⁻¹ ∈ S\nhx' : ∀ (y : ↑T), (fun t ↦ g * (↑t)⁻¹ ∈ S) y → y = x\n⊢ ∀ (y : ↑S × ↑T), (fun x ↦ ↑x.1 * ↑x.2 = g) y → y = (⟨g * (↑x)⁻¹, hx⟩, x)", "ppTerm": "?m.168", "assigned": true, "usedConstants": [ "mul_inv_cancel_r...
[]
aesop
Aesop.evalAesop
Aesop.Frontend.Parser.aesopTactic
Mathlib.GroupTheory.Complement
{ "line": 209, "column": 37 }
{ "line": 209, "column": 42 }
{ "line": 209, "column": 42 }
[ { "pp": "G : Type u_1\ninst✝ : Group G\nS T : Set G\ng : G\nx : ↑T\nhx : g * (↑x)⁻¹ ∈ S\nhx' : ∀ (y : ↑T), (fun t ↦ g * (↑t)⁻¹ ∈ S) y → y = x\n⊢ ∀ (y : ↑S × ↑T), (fun x ↦ ↑x.1 * ↑x.2 = g) y → y = (⟨g * (↑x)⁻¹, hx⟩, x)", "ppTerm": "?m.168", "assigned": true, "usedConstants": [ "mul_inv_cancel_r...
[]
aesop
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.GroupTheory.Complement
{ "line": 209, "column": 37 }
{ "line": 209, "column": 42 }
{ "line": 209, "column": 42 }
[ { "pp": "G : Type u_1\ninst✝ : Group G\nS T : Set G\ng : G\nx : ↑T\nhx : g * (↑x)⁻¹ ∈ S\nhx' : ∀ (y : ↑T), (fun t ↦ g * (↑t)⁻¹ ∈ S) y → y = x\n⊢ ∀ (y : ↑S × ↑T), (fun x ↦ ↑x.1 * ↑x.2 = g) y → y = (⟨g * (↑x)⁻¹, hx⟩, x)", "ppTerm": "?m.168", "assigned": true, "usedConstants": [ "mul_inv_cancel_r...
[]
aesop
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.GroupTheory.Complement
{ "line": 440, "column": 2 }
{ "line": 442, "column": 24 }
{ "line": 443, "column": 2 }
[ { "pp": "case mp\nG : Type u_1\ninst✝ : Group G\nS T : Set G\nhST : IsComplement S T\ng : G\nh1 : 1 ∈ T\n⊢ ↑(hST.equiv g).1 = g → g ∈ S", "ppTerm": "?mp", "assigned": true, "usedConstants": [ "Eq.mpr", "Equiv.instEquivLike", "congrArg", "Membership.mem", "Set.Elem", ...
[ "case mpr\nG : Type u_1\ninst✝ : Group G\nS T : Set G\nhST : IsComplement S T\ng : G\nh1 : 1 ∈ T\n⊢ g ∈ S → ↑(hST.equiv g).1 = g" ]
· intro h rw [← h] exact Subtype.prop _
Lean.Elab.Tactic.evalTacticCDot
Lean.cdot
Mathlib.GroupTheory.Complement
{ "line": 449, "column": 2 }
{ "line": 451, "column": 24 }
{ "line": 452, "column": 2 }
[ { "pp": "case mp\nG : Type u_1\ninst✝ : Group G\nS T : Set G\nhST : IsComplement S T\ng : G\nh1 : 1 ∈ S\n⊢ ↑(hST.equiv g).2 = g → g ∈ T", "ppTerm": "?mp", "assigned": true, "usedConstants": [ "Eq.mpr", "Equiv.instEquivLike", "congrArg", "Membership.mem", "Set.Elem", ...
[ "case mpr\nG : Type u_1\ninst✝ : Group G\nS T : Set G\nhST : IsComplement S T\ng : G\nh1 : 1 ∈ S\n⊢ g ∈ T → ↑(hST.equiv g).2 = g" ]
· intro h rw [← h] exact Subtype.prop _
Lean.Elab.Tactic.evalTacticCDot
Lean.cdot
Mathlib.MeasureTheory.Measure.Regular
{ "line": 453, "column": 2 }
{ "line": 461, "column": 67 }
{ "line": 462, "column": 2 }
[ { "pp": "α : Type u_1\ninst✝² : MeasurableSpace α\ninst✝¹ : TopologicalSpace α\ninst✝ : OpensMeasurableSpace α\nμ : Measure α\ns : ℕ → Set α\nh : ∀ (n : ℕ), (μ.restrict (s n)).OuterRegular\nh' : ∀ (n : ℕ), IsOpen[inst✝¹] (s n)\nh'' : univ ⊆ ⋃ n, s n\nr : ℝ≥0∞\nhm : ∀ (n : ℕ), MeasurableSet (s n)\nA : ℕ → Set α\...
[ "α : Type u_1\ninst✝² : MeasurableSpace α\ninst✝¹ : TopologicalSpace α\ninst✝ : OpensMeasurableSpace α\nμ : Measure α\ns : ℕ → Set α\nh : ∀ (n : ℕ), (μ.restrict (s n)).OuterRegular\nh' : ∀ (n : ℕ), IsOpen[inst✝¹] (s n)\nh'' : univ ⊆ ⋃ n, s n\nr : ℝ≥0∞\nhm : ∀ (n : ℕ), MeasurableSet (s n)\nA : ℕ → Set α\nhAm : ∀ (n ...
have : ∀ n, ∃ U ⊇ A n, IsOpen U ∧ μ U < μ (A n) + δ n := by intro n have H₁ : ∀ t, μ.restrict (s n) t = μ (t ∩ s n) := fun t => restrict_apply' (hm n) have Ht : μ.restrict (s n) (A n) ≠ ∞ := by rw [H₁] exact ((measure_mono (inter_subset_left.trans (subset_iUnion A n))).trans_lt HA).ne rcases...
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_tacticHave___1
Lean.Parser.Tactic.tacticHave__
Mathlib.MeasureTheory.Constructions.Polish.Basic
{ "line": 525, "column": 2 }
{ "line": 525, "column": 75 }
{ "line": 526, "column": 2 }
[ { "pp": "α : Type u_1\ninst✝³ : TopologicalSpace α\ninst✝² : T2Space α\ninst✝¹ : MeasurableSpace α\ninst✝ : OpensMeasurableSpace α\ns : Set α\nhs : AnalyticSet s\nhsc : AnalyticSet sᶜ\nu : Set α\nhsu : s ⊆ u\nhdu : Disjoint sᶜ u\nhmu : MeasurableSet u\n⊢ MeasurableSet s", "ppTerm": "?m.45", "assigned": ...
[ "α : Type u_1\ninst✝³ : TopologicalSpace α\ninst✝² : T2Space α\ninst✝¹ : MeasurableSpace α\ninst✝ : OpensMeasurableSpace α\ns : Set α\nhs : AnalyticSet s\nhsc : AnalyticSet sᶜ\nhsu : s ⊆ s\nhdu : Disjoint sᶜ s\nhmu : MeasurableSet s\n⊢ MeasurableSet s" ]
obtain rfl : s = u := hsu.antisymm (disjoint_compl_left_iff_subset.1 hdu)
_private.Lean.Elab.Tactic.RCases.0.Lean.Elab.Tactic.RCases.evalObtain
Lean.Parser.Tactic.obtain
Mathlib.Topology.ContinuousMap.CocompactMap
{ "line": 200, "column": 4 }
{ "line": 200, "column": 65 }
{ "line": 201, "column": 4 }
[ { "pp": "α : Type u_1\nβ : Type u_2\ninst✝¹ : TopologicalSpace α\ninst✝ : TopologicalSpace β\nf : α ≃ₜ β\n⊢ Tendsto (⇑f) (cocompact α) (cocompact β)", "ppTerm": "?m.15", "assigned": true, "usedConstants": [ "CocompactMap.tendsto_of_forall_preimage", "Homeomorph.instEquivLike", "Hom...
[ "α : Type u_1\nβ : Type u_2\ninst✝¹ : TopologicalSpace α\ninst✝ : TopologicalSpace β\nf : α ≃ₜ β\nK : Set β\nhK : IsCompact K\n⊢ IsCompact (⇑f ⁻¹' K)" ]
refine CocompactMap.tendsto_of_forall_preimage fun K hK => ?_
Lean.Elab.Tactic.evalRefine
Lean.Parser.Tactic.refine
Mathlib.MeasureTheory.Measure.Prod
{ "line": 758, "column": 2 }
{ "line": 759, "column": 88 }
{ "line": 760, "column": 2 }
[ { "pp": "α : Type u_1\nβ : Type u_2\nγ : Type u_3\ninst✝⁵ : MeasurableSpace α\ninst✝⁴ : MeasurableSpace β\ninst✝³ : MeasurableSpace γ\nμ : Measure α\nν : Measure β\nτ : Measure γ\ninst✝² : SFinite ν\ninst✝¹ : SFinite μ\ninst✝ : SFinite τ\nthis :\n (sum fun p ↦ (sfiniteSeq μ p.1).prod ((sfiniteSeq ν p.2.1).prod...
[ "α : Type u_1\nβ : Type u_2\nγ : Type u_3\ninst✝⁵ : MeasurableSpace α\ninst✝⁴ : MeasurableSpace β\ninst✝³ : MeasurableSpace γ\nμ : Measure α\nν : Measure β\nτ : Measure γ\ninst✝² : SFinite ν\ninst✝¹ : SFinite μ\ninst✝ : SFinite τ\nthis :\n (sum fun p ↦ (sfiniteSeq μ p.1).prod ((sfiniteSeq ν p.2.1).prod (sfiniteSeq...
rw [← sum_sfiniteSeq μ, ← sum_sfiniteSeq ν, ← sum_sfiniteSeq τ, prod_sum, prod_sum, map_sum MeasurableEquiv.prodAssoc.measurable.aemeasurable, prod_sum, prod_sum, this]
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_rwSeq_1
Lean.Parser.Tactic.rwSeq
Mathlib.MeasureTheory.Group.Measure
{ "line": 58, "column": 15 }
{ "line": 58, "column": 58 }
{ "line": 58, "column": 58 }
[ { "pp": "G : Type u_1\nH : Type u_2\ninst✝³ : MeasurableSpace G\ninst✝² : MeasurableSpace H\ninst✝¹ : Mul G\nμ : Measure G\ninst✝ : μ.IsMulLeftInvariant\nc : ℝ≥0∞\ng : G\n⊢ Measure.map (fun x ↦ g * x) (c • μ) = c • μ", "ppTerm": "?m.17", "assigned": true, "usedConstants": [ "Eq.mpr", "in...
[]
rw [Measure.map_smul, map_mul_left_eq_self]
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_rwSeq_1
Lean.Parser.Tactic.rwSeq
Mathlib.MeasureTheory.Group.Measure
{ "line": 58, "column": 15 }
{ "line": 58, "column": 58 }
{ "line": 58, "column": 58 }
[ { "pp": "G : Type u_1\nH : Type u_2\ninst✝³ : MeasurableSpace G\ninst✝² : MeasurableSpace H\ninst✝¹ : Mul G\nμ : Measure G\ninst✝ : μ.IsMulLeftInvariant\nc : ℝ≥0∞\ng : G\n⊢ Measure.map (fun x ↦ g * x) (c • μ) = c • μ", "ppTerm": "?m.17", "assigned": true, "usedConstants": [ "Eq.mpr", "in...
[]
rw [Measure.map_smul, map_mul_left_eq_self]
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.MeasureTheory.Group.Measure
{ "line": 58, "column": 15 }
{ "line": 58, "column": 58 }
{ "line": 58, "column": 58 }
[ { "pp": "G : Type u_1\nH : Type u_2\ninst✝³ : MeasurableSpace G\ninst✝² : MeasurableSpace H\ninst✝¹ : Mul G\nμ : Measure G\ninst✝ : μ.IsMulLeftInvariant\nc : ℝ≥0∞\ng : G\n⊢ Measure.map (fun x ↦ g * x) (c • μ) = c • μ", "ppTerm": "?m.17", "assigned": true, "usedConstants": [ "Eq.mpr", "in...
[]
rw [Measure.map_smul, map_mul_left_eq_self]
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.MeasureTheory.Measure.WithDensity
{ "line": 83, "column": 82 }
{ "line": 86, "column": 6 }
{ "line": 88, "column": 0 }
[ { "pp": "α : Type u_1\nm0 : MeasurableSpace α\nf : α → ℝ≥0∞\n⊢ withDensity 0 f = 0", "ppTerm": "?m.10", "assigned": true, "usedConstants": [ "Eq.mpr", "MeasureTheory.Measure.withDensity", "MeasureTheory.Measure", "MeasurableSet", "congrArg", "MeasureTheory.Measure...
[]
by ext s hs rw [withDensity_apply _ hs] simp
[anonymous]
Lean.Parser.Term.byTactic
Mathlib.MeasureTheory.Constructions.Polish.Basic
{ "line": 907, "column": 2 }
{ "line": 907, "column": 12 }
{ "line": 909, "column": 2 }
[ { "pp": "γ : Type u_3\ns : Set γ\ntγ : TopologicalSpace γ\ninst✝² : PolishSpace γ\ninst✝¹ : MeasurableSpace γ\ninst✝ : BorelSpace γ\nhs : IsClopenable s\n⊢ MeasurableSet s", "ppTerm": "?m.13", "assigned": true, "usedConstants": [ "MeasurableSet", "BorelSpace.measurable_eq", "BorelS...
[ "γ : Type u_3\ns : Set γ\ntγ : TopologicalSpace γ\ninst✝¹ : PolishSpace γ\nhs : IsClopenable s\ninst✝ : BorelSpace γ\nthis✝ : MeasurableSpace γ := borel γ\n⊢ MeasurableSet s" ]
borelize γ
Mathlib.Tactic.Borelize._aux_Mathlib_MeasureTheory_Constructions_BorelSpace_Basic___elabRules_Mathlib_Tactic_Borelize_tacticBorelize____1
Mathlib.Tactic.Borelize.tacticBorelize___
Mathlib.Analysis.Real.Sqrt
{ "line": 163, "column": 4 }
{ "line": 163, "column": 59 }
{ "line": 165, "column": 0 }
[ { "pp": "case mpr.inl\ny : ℝ\nhy : 0 ≤ y\n⊢ √(y * y) = y", "ppTerm": "?mpr.inl", "assigned": true, "usedConstants": [ "Real.sqrt_mul_self" ], "usedFVars": [ "y", "hy" ], "usedGoals": [] }, { "pp": "case mpr.inr\nx : ℝ\nhx : x < 0\n⊢ √x = 0", "ppTerm": "?...
[]
exacts [sqrt_mul_self hy, sqrt_eq_zero_of_nonpos hx.le]
Batteries.Tactic._aux_Batteries_Tactic_Init___elabRules_Batteries_Tactic_exacts_1
Batteries.Tactic.exacts
Mathlib.MeasureTheory.Measure.WithDensity
{ "line": 644, "column": 4 }
{ "line": 644, "column": 81 }
{ "line": 645, "column": 4 }
[ { "pp": "case inr\nα : Type u_1\nm0 : MeasurableSpace α\nμ : Measure α\ninst✝ : SFinite μ\nf : α → ℝ≥0∞\nhfm : Measurable f\nthis : ∀ {μ : Measure α} [SFinite μ], IsFiniteMeasure μ → SFinite (μ.withDensity f)\nhμ : ¬IsFiniteMeasure μ\n⊢ SFinite (sum fun n ↦ (sfiniteSeq μ n).withDensity f)", "ppTerm": "?inr"...
[ "case inr\nα : Type u_1\nm0 : MeasurableSpace α\nμ : Measure α\ninst✝ : SFinite μ\nf : α → ℝ≥0∞\nhfm : Measurable f\nthis✝ : ∀ {μ : Measure α} [SFinite μ], IsFiniteMeasure μ → SFinite (μ.withDensity f)\nhμ : ¬IsFiniteMeasure μ\nthis : ∀ (n : ℕ), SFinite ((sfiniteSeq μ n).withDensity f)\n⊢ SFinite (sum fun n ↦ (sfin...
have (n : ℕ) : SFinite ((sfiniteSeq μ n).withDensity f) := this inferInstance
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_tacticHave___1
Lean.Parser.Tactic.tacticHave__
Mathlib.MeasureTheory.Measure.WithDensity
{ "line": 652, "column": 10 }
{ "line": 652, "column": 47 }
{ "line": 652, "column": 47 }
[ { "pp": "α : Type u_1\nm0 : MeasurableSpace α\nμ✝ : Measure α\nf : α → ℝ≥0∞\nhfm : Measurable f\nμ : Measure α\ninst✝ : SFinite μ\nhμ : IsFiniteMeasure μ\ns : Set α := {x | f x = ∞}\nhs : MeasurableSet s\n⊢ μ.withDensity (sᶜ.indicator f) + μ.withDensity (s.indicator f) =\n μ.withDensity (sᶜ.indicator f) + su...
[ "α : Type u_1\nm0 : MeasurableSpace α\nμ✝ : Measure α\nf : α → ℝ≥0∞\nhfm : Measurable f\nμ : Measure α\ninst✝ : SFinite μ\nhμ : IsFiniteMeasure μ\ns : Set α := {x | f x = ∞}\nhs : MeasurableSet s\n⊢ μ.withDensity (sᶜ.indicator f) + μ.withDensity (s.indicator f) =\n μ.withDensity (sᶜ.indicator f) + μ.withDensity ...
← withDensity_tsum (by measurability)
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.Data.Complex.Basic
{ "line": 65, "column": 67 }
{ "line": 65, "column": 72 }
{ "line": 66, "column": 0 }
[ { "pp": "p : ℂ → Prop\n⊢ (∀ (x : ℂ), p x) ↔ ∀ (a b : ℝ), p { re := a, im := b }", "ppTerm": "?m.4", "assigned": true, "usedConstants": [ "Real", "Complex.im", "Complex.re", "Iff.intro", "eq_true", "of_eq_true", "Complex", "Complex.mk" ], "usedF...
[]
aesop
Aesop.evalAesop
Aesop.Frontend.Parser.aesopTactic
Mathlib.Data.Complex.Basic
{ "line": 65, "column": 67 }
{ "line": 65, "column": 72 }
{ "line": 66, "column": 0 }
[ { "pp": "p : ℂ → Prop\n⊢ (∀ (x : ℂ), p x) ↔ ∀ (a b : ℝ), p { re := a, im := b }", "ppTerm": "?m.4", "assigned": true, "usedConstants": [ "Real", "Complex.im", "Complex.re", "Iff.intro", "eq_true", "of_eq_true", "Complex", "Complex.mk" ], "usedF...
[]
aesop
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.Data.Complex.Basic
{ "line": 65, "column": 67 }
{ "line": 65, "column": 72 }
{ "line": 66, "column": 0 }
[ { "pp": "p : ℂ → Prop\n⊢ (∀ (x : ℂ), p x) ↔ ∀ (a b : ℝ), p { re := a, im := b }", "ppTerm": "?m.4", "assigned": true, "usedConstants": [ "Real", "Complex.im", "Complex.re", "Iff.intro", "eq_true", "of_eq_true", "Complex", "Complex.mk" ], "usedF...
[]
aesop
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.Data.Complex.Basic
{ "line": 66, "column": 67 }
{ "line": 66, "column": 72 }
{ "line": 68, "column": 0 }
[ { "pp": "p : ℂ → Prop\n⊢ (∃ x, p x) ↔ ∃ a b, p { re := a, im := b }", "ppTerm": "?m.7", "assigned": true, "usedConstants": [ "Real", "Complex.im", "Exists", "Complex.re", "Exists.casesOn", "Iff.intro", "Exists.intro", "Complex", "Complex.mk" ...
[]
aesop
Aesop.evalAesop
Aesop.Frontend.Parser.aesopTactic
Mathlib.Data.Complex.Basic
{ "line": 66, "column": 67 }
{ "line": 66, "column": 72 }
{ "line": 68, "column": 0 }
[ { "pp": "p : ℂ → Prop\n⊢ (∃ x, p x) ↔ ∃ a b, p { re := a, im := b }", "ppTerm": "?m.7", "assigned": true, "usedConstants": [ "Real", "Complex.im", "Exists", "Complex.re", "Exists.casesOn", "Iff.intro", "Exists.intro", "Complex", "Complex.mk" ...
[]
aesop
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.Data.Complex.Basic
{ "line": 66, "column": 67 }
{ "line": 66, "column": 72 }
{ "line": 68, "column": 0 }
[ { "pp": "p : ℂ → Prop\n⊢ (∃ x, p x) ↔ ∃ a b, p { re := a, im := b }", "ppTerm": "?m.7", "assigned": true, "usedConstants": [ "Real", "Complex.im", "Exists", "Complex.re", "Exists.casesOn", "Iff.intro", "Exists.intro", "Complex", "Complex.mk" ...
[]
aesop
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.Analysis.Complex.Norm
{ "line": 39, "column": 2 }
{ "line": 41, "column": 23 }
{ "line": 43, "column": 0 }
[ { "pp": "z : ℂ\n⊢ |z.re| ≤ ‖z‖", "ppTerm": "?m.8", "assigned": true, "usedConstants": [ "Real.instIsOrderedRing", "Norm.norm", "Eq.mpr", "Complex.norm_mul_self_eq_normSq", "Complex.norm_nonneg", "Real.partialOrder", "Real.instLE", "Real", "HMul.h...
[]
rw [mul_self_le_mul_self_iff (abs_nonneg z.re) (Complex.norm_nonneg _), abs_mul_abs_self, norm_mul_self_eq_normSq] apply re_sq_le_normSq
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.Analysis.Complex.Norm
{ "line": 39, "column": 2 }
{ "line": 41, "column": 23 }
{ "line": 43, "column": 0 }
[ { "pp": "z : ℂ\n⊢ |z.re| ≤ ‖z‖", "ppTerm": "?m.8", "assigned": true, "usedConstants": [ "Real.instIsOrderedRing", "Norm.norm", "Eq.mpr", "Complex.norm_mul_self_eq_normSq", "Complex.norm_nonneg", "Real.partialOrder", "Real.instLE", "Real", "HMul.h...
[]
rw [mul_self_le_mul_self_iff (abs_nonneg z.re) (Complex.norm_nonneg _), abs_mul_abs_self, norm_mul_self_eq_normSq] apply re_sq_le_normSq
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.Data.Complex.Basic
{ "line": 757, "column": 79 }
{ "line": 757, "column": 90 }
{ "line": 757, "column": 90 }
[ { "pp": "z : ℂ\nx : ℚ\n⊢ (z / ↑x).re = z.re / ↑x", "ppTerm": "?m.10", "assigned": true, "usedConstants": [ "Eq.mpr", "Real", "instHDiv", "congrArg", "Complex.im", "Real.instDivInvMonoid", "Real.instRatCast", "Complex.instDivInvMonoid", "id", ...
[ "z : ℂ\nx : ℚ\n⊢ { re := z.re / ↑x, im := z.im / ↑x }.re = z.re / ↑x" ]
div_ratCast
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.Data.Complex.Basic
{ "line": 758, "column": 79 }
{ "line": 758, "column": 90 }
{ "line": 758, "column": 90 }
[ { "pp": "z : ℂ\nx : ℚ\n⊢ (z / ↑x).im = z.im / ↑x", "ppTerm": "?m.10", "assigned": true, "usedConstants": [ "Eq.mpr", "Real", "instHDiv", "congrArg", "Complex.im", "Real.instDivInvMonoid", "Real.instRatCast", "Complex.instDivInvMonoid", "id", ...
[ "z : ℂ\nx : ℚ\n⊢ { re := z.re / ↑x, im := z.im / ↑x }.im = z.im / ↑x" ]
div_ratCast
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.Analysis.Complex.Order
{ "line": 78, "column": 12 }
{ "line": 78, "column": 17 }
{ "line": 78, "column": 17 }
[ { "pp": "z : ℂ\n⊢ 0 ≤ z.re ^ 2 - z.im ^ 2 ∧ (z.re = 0 ∨ z.im = 0) → z.im = 0", "ppTerm": "?m.69", "assigned": true, "usedConstants": [ "Real.instIsOrderedRing", "False", "Real.partialOrder", "Real.instLE", "Real", "IsOrderedRing.toPosMulMono", "Real.instZero...
[]
aesop
Aesop.evalAesop
Aesop.Frontend.Parser.aesopTactic
Mathlib.Analysis.Complex.Order
{ "line": 78, "column": 12 }
{ "line": 78, "column": 17 }
{ "line": 78, "column": 17 }
[ { "pp": "z : ℂ\n⊢ 0 ≤ z.re ^ 2 - z.im ^ 2 ∧ (z.re = 0 ∨ z.im = 0) → z.im = 0", "ppTerm": "?m.69", "assigned": true, "usedConstants": [ "Real.instIsOrderedRing", "False", "Real.partialOrder", "Real.instLE", "Real", "IsOrderedRing.toPosMulMono", "Real.instZero...
[]
aesop
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.Analysis.Complex.Order
{ "line": 78, "column": 12 }
{ "line": 78, "column": 17 }
{ "line": 78, "column": 17 }
[ { "pp": "z : ℂ\n⊢ 0 ≤ z.re ^ 2 - z.im ^ 2 ∧ (z.re = 0 ∨ z.im = 0) → z.im = 0", "ppTerm": "?m.69", "assigned": true, "usedConstants": [ "Real.instIsOrderedRing", "False", "Real.partialOrder", "Real.instLE", "Real", "IsOrderedRing.toPosMulMono", "Real.instZero...
[]
aesop
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq