module
string
startPos
dict
endPos
dict
nextStartPos
dict
goals
list
goalsAfter
list
ppTac
string
elaborator
string
kind
string
Mathlib.Topology.Algebra.InfiniteSum.ENNReal
{ "line": 77, "column": 2 }
{ "line": 77, "column": 6 }
{ "line": 78, "column": 2 }
[ { "pp": "α : Type u_1\nf : α → ℝ≥0∞\nι : Type u_4\ns : ι → Finset α\nhs : ∀ (t : Finset α), ∃ i, t ⊆ s i\n⊢ ⨆ s, ∑ a ∈ s, f a = ⨆ i, ∑ a ∈ s i, f a", "ppTerm": "?m.26", "assigned": true, "usedConstants": [ "ENNReal.instAddCommMonoid", "iSup", "Finset", "ConditionallyCompleteL...
[ "α : Type u_1\nf : α → ℝ≥0∞\nι : Type u_4\ns : ι → Finset α\nhs : ∀ (t : Finset α), ∃ i, t ⊆ s i\n⊢ ⨆ i, ∑ a ∈ s i, f a = ⨆ s, ∑ a ∈ s, f a" ]
symm
Lean.Elab.Tactic.evalSymm
Lean.Parser.Tactic.symm
Mathlib.Data.EReal.Inv
{ "line": 153, "column": 72 }
{ "line": 157, "column": 73 }
{ "line": 159, "column": 0 }
[ { "pp": "⊢ Covariant { x // 0 < x } EReal (fun x y ↦ ↑x * y) fun x1 x2 ↦ x1 ≤ x2", "ppTerm": "?m.13", "assigned": true, "usedConstants": [ "Eq.mpr", "GroupWithZero.toMonoidWithZero", "EReal.abs", "Preorder.toLT", "HMul.hMul", "EReal.instMulZeroOneClass", "Si...
[]
by rintro ⟨x, x0⟩ a b h simp only [le_iff_sign, EReal.sign_mul, sign_pos x0, one_mul, EReal.abs_mul] at h ⊢ exact h.imp_right <| Or.imp (And.imp_right <| And.imp_right (mul_le_mul_right · _)) <| Or.imp_right <| And.imp_right <| And.imp_right (mul_le_mul_right · _)
[anonymous]
Lean.Parser.Term.byTactic
Mathlib.Topology.Algebra.InfiniteSum.ENNReal
{ "line": 342, "column": 2 }
{ "line": 342, "column": 60 }
{ "line": 343, "column": 2 }
[ { "pp": "α : Type u_1\nf : α → ℝ≥0∞\nhsum : ∑' (x : α), f x ≠ ∞\n⊢ HasSum (fun x ↦ (f x).toReal) (∑' (x : α), (f x).toReal)", "ppTerm": "?m.21", "assigned": true, "usedConstants": [ "ENNReal.canLift", "Real", "ENNReal.ofNNReal", "ENNReal.instAddCommMonoid", "PseudoMetri...
[ "α : Type u_1\nf : α → ℝ≥0\nhsum : ∑' (x : α), (fun i ↦ ↑(f i)) x ≠ ∞\n⊢ HasSum (fun x ↦ ((fun i ↦ ↑(f i)) x).toReal) (∑' (x : α), ((fun i ↦ ↑(f i)) x).toReal)" ]
lift f to α → ℝ≥0 using ENNReal.ne_top_of_tsum_ne_top hsum
Mathlib.Tactic._aux_Mathlib_Tactic_Lift___elabRules_Mathlib_Tactic_lift_1
Mathlib.Tactic.lift
Mathlib.Topology.Instances.EReal.Lemmas
{ "line": 186, "column": 68 }
{ "line": 188, "column": 18 }
{ "line": 190, "column": 0 }
[ { "pp": "⊢ Tendsto toReal (𝓝[≠] ⊤) atTop", "ppTerm": "?m.16", "assigned": true, "usedConstants": [ "Eq.mpr", "Real", "congrArg", "Filter.tendsto_id", "Filter.map", "Compl.compl", "EReal.instTopologicalSpace", "nhdsWithin", "EReal", "Filter...
[]
by rw [nhdsWithin_top, tendsto_map'_iff] exact tendsto_id
[anonymous]
Lean.Parser.Term.byTactic
Mathlib.MeasureTheory.OuterMeasure.OfFunction
{ "line": 114, "column": 4 }
{ "line": 114, "column": 61 }
{ "line": 115, "column": 4 }
[ { "pp": "case pos\nα : Type u_1\nm : Set α → ℝ≥0∞\nm_empty : m ∅ = 0\nP : Set α → Prop\nm_top : ∀ (s : Set α), ¬P s → m s = ∞\ns : Set α\nt : ℕ → Set α\nht_subset : s ⊆ iUnion t\nht : ∀ (i : ℕ), P (t i)\n⊢ ⨅ (_ : ∀ (i : ℕ), P (t i)), ⨅ (_ : s ⊆ ⋃ i, t i), ∑' (i : ℕ), m (t i) ≤ ∑' (n : ℕ), m (t n)", "ppTerm"...
[ "case neg\nα : Type u_1\nm : Set α → ℝ≥0∞\nm_empty : m ∅ = 0\nP : Set α → Prop\nm_top : ∀ (s : Set α), ¬P s → m s = ∞\ns : Set α\nt : ℕ → Set α\nht_subset : s ⊆ iUnion t\nht : ¬∀ (i : ℕ), P (t i)\n⊢ ⨅ (_ : ∀ (i : ℕ), P (t i)), ⨅ (_ : s ⊆ ⋃ i, t i), ∑' (i : ℕ), m (t i) ≤ ∑' (n : ℕ), m (t n)" ]
· exact iInf_le_of_le ht (iInf_le_of_le ht_subset le_rfl)
Lean.Elab.Tactic.evalTacticCDot
Lean.cdot
Mathlib.Analysis.SpecificLimits.Basic
{ "line": 210, "column": 8 }
{ "line": 211, "column": 55 }
{ "line": 212, "column": 8 }
[ { "pp": "𝕜 : Type u_4\ninst✝⁵ : Field 𝕜\ninst✝⁴ : LinearOrder 𝕜\ninst✝³ : IsStrictOrderedRing 𝕜\ninst✝² : Archimedean 𝕜\ninst✝¹ : TopologicalSpace 𝕜\ninst✝ : OrderTopology 𝕜\nr : 𝕜\nh : Tendsto (abs ∘ fun n ↦ r ^ n) atTop (𝓝 0)\nhr_le : ¬|r| < 1\nhr : ¬1 = |r|\n⊢ Tendsto (fun n ↦ |r| ^ n) atTop atTop",...
[ "𝕜 : Type u_4\ninst✝⁵ : Field 𝕜\ninst✝⁴ : LinearOrder 𝕜\ninst✝³ : IsStrictOrderedRing 𝕜\ninst✝² : Archimedean 𝕜\ninst✝¹ : TopologicalSpace 𝕜\ninst✝ : OrderTopology 𝕜\nr : 𝕜\nh : Tendsto (abs ∘ fun n ↦ r ^ n) atTop (𝓝 0)\nhr_le : ¬|r| < 1\nhr : ¬1 = |r|\nb : 𝕜\n⊢ ∃ a, b ≤ |r| ^ a" ]
refine (pow_right_strictMono₀ <| lt_of_le_of_ne (le_of_not_gt hr_le) hr).monotone.tendsto_atTop_atTop (fun b ↦ ?_)
Lean.Elab.Tactic.evalRefine
Lean.Parser.Tactic.refine
Mathlib.Topology.Semicontinuity.Basic
{ "line": 462, "column": 6 }
{ "line": 462, "column": 44 }
{ "line": 463, "column": 6 }
[ { "pp": "case neg\nα : Type u_1\ninst✝⁵ : TopologicalSpace α\ns : Set α\nx : α\nγ : Type u_5\ninst✝⁴ : AddCommMonoid γ\ninst✝³ : LinearOrder γ\ninst✝² : IsOrderedAddMonoid γ\ninst✝¹ : TopologicalSpace γ\ninst✝ : OrderTopology γ\nf g : α → γ\nhf : LowerSemicontinuousWithinAt f s x\nhg : LowerSemicontinuousWithin...
[ "α : Type u_1\ninst✝⁵ : TopologicalSpace α\ns : Set α\nx : α\nγ : Type u_5\ninst✝⁴ : AddCommMonoid γ\ninst✝³ : LinearOrder γ\ninst✝² : IsOrderedAddMonoid γ\ninst✝¹ : TopologicalSpace γ\ninst✝ : OrderTopology γ\nf g : α → γ\nhf : LowerSemicontinuousWithinAt f s x\nhg : LowerSemicontinuousWithinAt g s x\nhcont : Cont...
filter_upwards [hf z₁ z₁lt] with z h₁z
Mathlib.Tactic._aux_Mathlib_Order_Filter_Defs___elabRules_Mathlib_Tactic_filterUpwards_1
Mathlib.Tactic.filterUpwards
Mathlib.MeasureTheory.OuterMeasure.OfFunction
{ "line": 287, "column": 6 }
{ "line": 287, "column": 17 }
{ "line": 287, "column": 18 }
[ { "pp": "α : Type u_1\n⊢ boundedBy ⊤ = ⊤", "ppTerm": "?m.7", "assigned": true, "usedConstants": [ "Eq.mpr", "Lattice.toSemilatticeSup", "MeasureTheory.OuterMeasure.boundedBy", "eq_top_iff", "CompleteLattice.toLattice", "congrArg", "PartialOrder.toPreorder", ...
[ "α : Type u_1\n⊢ ⊤ ≤ boundedBy ⊤" ]
eq_top_iff,
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.MeasureTheory.OuterMeasure.OfFunction
{ "line": 299, "column": 2 }
{ "line": 299, "column": 20 }
{ "line": 300, "column": 2 }
[ { "pp": "α : Type u_1\nm : Set α → ℝ≥0∞\nc : ℝ≥0∞\nhc : c ≠ ∞\n⊢ OuterMeasure.ofFunction (c • fun s ↦ ⨆ (_ : s.Nonempty), m s) ⋯ =\n OuterMeasure.ofFunction (fun s ↦ ⨆ (_ : s.Nonempty), (c • m) s) ⋯", "ppTerm": "?m.16", "assigned": true, "usedConstants": [ "instHSMul", "instSMulOfMul"...
[ "α : Type u_1\nm : Set α → ℝ≥0∞\nc : ℝ≥0∞\nhc : c ≠ ∞\ns : Set α\n⊢ (c • fun s ↦ ⨆ (_ : s.Nonempty), m s) s = ⨆ (_ : s.Nonempty), (c • m) s" ]
congr 1 with s : 1
Batteries.Tactic._aux_Batteries_Tactic_Congr___macroRules_Batteries_Tactic_congrConfigWith_1
Batteries.Tactic.congrConfigWith
Mathlib.Analysis.SpecificLimits.Basic
{ "line": 495, "column": 2 }
{ "line": 498, "column": 55 }
{ "line": 500, "column": 0 }
[ { "pp": "α : Type u_1\ninst✝ : PseudoEMetricSpace α\nC : ℝ≥0∞\nf : ℕ → α\nhu : ∀ (n : ℕ), edist (f n) (f (n + 1)) ≤ C / 2 ^ n\na : α\nha : Tendsto f atTop (𝓝 a)\nn : ℕ\n⊢ edist (f n) a ≤ 2 * C / 2 ^ n", "ppTerm": "?m.51", "assigned": true, "usedConstants": [ "Eq.mpr", "PseudoEMetricSpac...
[]
simp only [div_eq_mul_inv, ENNReal.inv_pow] at * rw [mul_assoc, mul_comm] convert! edist_le_of_edist_le_geometric_of_tendsto 2⁻¹ C hu ha n using 1 rw [ENNReal.one_sub_inv_two, div_eq_mul_inv, inv_inv]
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.Analysis.SpecificLimits.Basic
{ "line": 495, "column": 2 }
{ "line": 498, "column": 55 }
{ "line": 500, "column": 0 }
[ { "pp": "α : Type u_1\ninst✝ : PseudoEMetricSpace α\nC : ℝ≥0∞\nf : ℕ → α\nhu : ∀ (n : ℕ), edist (f n) (f (n + 1)) ≤ C / 2 ^ n\na : α\nha : Tendsto f atTop (𝓝 a)\nn : ℕ\n⊢ edist (f n) a ≤ 2 * C / 2 ^ n", "ppTerm": "?m.51", "assigned": true, "usedConstants": [ "Eq.mpr", "PseudoEMetricSpac...
[]
simp only [div_eq_mul_inv, ENNReal.inv_pow] at * rw [mul_assoc, mul_comm] convert! edist_le_of_edist_le_geometric_of_tendsto 2⁻¹ C hu ha n using 1 rw [ENNReal.one_sub_inv_two, div_eq_mul_inv, inv_inv]
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.Analysis.SpecificLimits.Basic
{ "line": 569, "column": 2 }
{ "line": 569, "column": 6 }
{ "line": 570, "column": 2 }
[ { "pp": "α : Type u_1\ninst✝ : PseudoMetricSpace α\nC : ℝ\nf : ℕ → α\nhu₂ : ∀ (n : ℕ), dist (f n) (f (n + 1)) ≤ C / 2 / 2 ^ n\na : α\nha : Tendsto f atTop (𝓝 a)\nn : ℕ\n⊢ C / 2 ^ n = ∑' (m : ℕ), C / 2 / 2 ^ m / 2 ^ n", "ppTerm": "?m.110", "assigned": true, "usedConstants": [ "Real", "in...
[ "α : Type u_1\ninst✝ : PseudoMetricSpace α\nC : ℝ\nf : ℕ → α\nhu₂ : ∀ (n : ℕ), dist (f n) (f (n + 1)) ≤ C / 2 / 2 ^ n\na : α\nha : Tendsto f atTop (𝓝 a)\nn : ℕ\n⊢ ∑' (m : ℕ), C / 2 / 2 ^ m / 2 ^ n = C / 2 ^ n" ]
symm
Lean.Elab.Tactic.evalSymm
Lean.Parser.Tactic.symm
Mathlib.MeasureTheory.PiSystem
{ "line": 83, "column": 2 }
{ "line": 85, "column": 26 }
{ "line": 87, "column": 0 }
[ { "pp": "α : Type u_1\nS : Set α\n⊢ IsPiSystem {S}", "ppTerm": "?m.5", "assigned": true, "usedConstants": [ "Eq.mpr", "congrArg", "Set.inter_self", "Membership.mem", "Set.instSingletonSet", "id", "Set.instInter", "Inter.inter", "Set.Nonempty", ...
[]
intro s h_s t h_t _ rw [Set.mem_singleton_iff.1 h_s, Set.mem_singleton_iff.1 h_t, Set.inter_self, Set.mem_singleton_iff]
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.MeasureTheory.PiSystem
{ "line": 83, "column": 2 }
{ "line": 85, "column": 26 }
{ "line": 87, "column": 0 }
[ { "pp": "α : Type u_1\nS : Set α\n⊢ IsPiSystem {S}", "ppTerm": "?m.5", "assigned": true, "usedConstants": [ "Eq.mpr", "congrArg", "Set.inter_self", "Membership.mem", "Set.instSingletonSet", "id", "Set.instInter", "Inter.inter", "Set.Nonempty", ...
[]
intro s h_s t h_t _ rw [Set.mem_singleton_iff.1 h_s, Set.mem_singleton_iff.1 h_t, Set.inter_self, Set.mem_singleton_iff]
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.Analysis.SpecificLimits.Basic
{ "line": 736, "column": 4 }
{ "line": 736, "column": 46 }
{ "line": 737, "column": 4 }
[ { "pp": "case hfh\nR : Type u_4\ninst✝⁵ : TopologicalSpace R\ninst✝⁴ : Field R\ninst✝³ : LinearOrder R\ninst✝² : IsStrictOrderedRing R\ninst✝¹ : OrderTopology R\ninst✝ : FloorRing R\na : R\nha : 0 ≤ a\nA : Tendsto (fun x ↦ a - x⁻¹) atTop (𝓝 a)\nx : R\nhx : 1 ≤ x\n⊢ ↑⌊a * x⌋₊ / x ≤ a", "ppTerm": "?hfh", ...
[ "case hfh\nR : Type u_4\ninst✝⁵ : TopologicalSpace R\ninst✝⁴ : Field R\ninst✝³ : LinearOrder R\ninst✝² : IsStrictOrderedRing R\ninst✝¹ : OrderTopology R\ninst✝ : FloorRing R\na : R\nha : 0 ≤ a\nA : Tendsto (fun x ↦ a - x⁻¹) atTop (𝓝 a)\nx : R\nhx : 1 ≤ x\n⊢ ↑⌊a * x⌋₊ ≤ a * x" ]
rw [div_le_iff₀ (zero_lt_one.trans_le hx)]
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_rwSeq_1
Lean.Parser.Tactic.rwSeq
Mathlib.Topology.Semicontinuity.Basic
{ "line": 1285, "column": 6 }
{ "line": 1285, "column": 30 }
{ "line": 1287, "column": 0 }
[ { "pp": "case neg\nα : Type u_1\ninst✝³ : TopologicalSpace α\ns : Set α\nx : α\nγ : Type u_4\ninst✝² : LinearOrder γ\ninst✝¹ : TopologicalSpace γ\ninst✝ : OrderTopology γ\nf : α → γ\nh₁ : LowerSemicontinuousWithinAt f s x\nh₂ : UpperSemicontinuousWithinAt f s x\nv : Set γ\nhv : v ∈ 𝓝 (f x)\nHl : ∀ (l : γ), f x...
[]
exact mem_of_mem_nhds hv
Lean.Elab.Tactic.evalExact
Lean.Parser.Tactic.exact
Mathlib.MeasureTheory.OuterMeasure.Induced
{ "line": 215, "column": 93 }
{ "line": 215, "column": 97 }
{ "line": 216, "column": 4 }
[ { "pp": "α : Type u_1\nP : Set α → Prop\nm : (s : Set α) → P s → ℝ≥0∞\nP0 : P ∅\nm0 : m ∅ P0 = 0\nPU : ∀ ⦃f : ℕ → Set α⦄, (∀ (i : ℕ), P (f i)) → P (⋃ i, f i)\nmsU : ∀ ⦃f : ℕ → Set α⦄ (hm : ∀ (i : ℕ), P (f i)), m (⋃ i, f i) ⋯ ≤ ∑' (i : ℕ), m (f i) ⋯\nm_mono : ∀ ⦃s₁ s₂ : Set α⦄ (hs₁ : P s₁) (hs₂ : P s₂), s₁ ⊆ s₂ ...
[ "α : Type u_1\nP : Set α → Prop\nm : (s : Set α) → P s → ℝ≥0∞\nP0 : P ∅\nm0 : m ∅ P0 = 0\nPU : ∀ ⦃f : ℕ → Set α⦄, (∀ (i : ℕ), P (f i)) → P (⋃ i, f i)\nmsU : ∀ ⦃f : ℕ → Set α⦄ (hm : ∀ (i : ℕ), P (f i)), m (⋃ i, f i) ⋯ ≤ ∑' (i : ℕ), m (f i) ⋯\nm_mono : ∀ ⦃s₁ s₂ : Set α⦄ (hs₁ : P s₁) (hs₂ : P s₂), s₁ ⊆ s₂ → m s₁ hs₁ ≤...
symm
Lean.Elab.Tactic.evalSymm
Lean.Parser.Tactic.symm
Mathlib.MeasureTheory.Measure.MeasureSpaceDef
{ "line": 214, "column": 60 }
{ "line": 216, "column": 64 }
{ "line": 218, "column": 0 }
[ { "pp": "α : Type u_1\ninst✝ : MeasurableSpace α\nμ ν : Measure α\ns : Set α\n⊢ ∃ t, s ⊆ t ∧ MeasurableSet t ∧ μ t = μ s ∧ ν t = ν s", "ppTerm": "?m.18", "assigned": true, "usedConstants": [ "cond", "MeasureTheory.Measure", "MeasurableSet", "congrArg", "Exists", "...
[]
by simpa only [Bool.forall_bool.trans and_comm] using! exists_measurable_superset_forall_eq (fun b => cond b μ ν) s
[anonymous]
Lean.Parser.Term.byTactic
Mathlib.MeasureTheory.PiSystem
{ "line": 633, "column": 15 }
{ "line": 633, "column": 36 }
{ "line": 634, "column": 2 }
[ { "pp": "α✝ : Type u_1\nβ : Type u_2\nα : Type u_3\nd : DynkinSystem α\ns : Set α\nh : d.Has s\n⊢ d.Has (∅ ∩ s)", "ppTerm": "?m.17", "assigned": true, "usedConstants": [ "congrArg", "Set.empty_inter", "Set.instInter", "Inter.inter", "MeasurableSpace.DynkinSystem.Has", ...
[]
by simp [d.has_empty]
[anonymous]
Lean.Parser.Term.byTactic
Mathlib.MeasureTheory.MeasurableSpace.Embedding
{ "line": 123, "column": 4 }
{ "line": 123, "column": 71 }
{ "line": 124, "column": 2 }
[ { "pp": "α : Type u_1\nβ : Type u_2\nγ : Type u_3\nmα : MeasurableSpace α\ninst✝¹ : MeasurableSpace β\ninst✝ : MeasurableSpace γ\nf : α → β\ng : β → γ\nhg : MeasurableEmbedding g\nH : Measurable (g ∘ f)\nthis : Measurable ((rangeSplitting g ∘ rangeFactorization g) ∘ f)\n⊢ Measurable f", "ppTerm": "?m.50", ...
[]
rwa [(rightInverse_rangeSplitting hg.injective).comp_eq_id] at this
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_tacticRwa___1
Lean.Parser.Tactic.tacticRwa__
Mathlib.MeasureTheory.MeasurableSpace.Embedding
{ "line": 123, "column": 4 }
{ "line": 123, "column": 71 }
{ "line": 124, "column": 2 }
[ { "pp": "α : Type u_1\nβ : Type u_2\nγ : Type u_3\nmα : MeasurableSpace α\ninst✝¹ : MeasurableSpace β\ninst✝ : MeasurableSpace γ\nf : α → β\ng : β → γ\nhg : MeasurableEmbedding g\nH : Measurable (g ∘ f)\nthis : Measurable ((rangeSplitting g ∘ rangeFactorization g) ∘ f)\n⊢ Measurable f", "ppTerm": "?m.50", ...
[]
rwa [(rightInverse_rangeSplitting hg.injective).comp_eq_id] at this
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.MeasureTheory.MeasurableSpace.Embedding
{ "line": 123, "column": 4 }
{ "line": 123, "column": 71 }
{ "line": 124, "column": 2 }
[ { "pp": "α : Type u_1\nβ : Type u_2\nγ : Type u_3\nmα : MeasurableSpace α\ninst✝¹ : MeasurableSpace β\ninst✝ : MeasurableSpace γ\nf : α → β\ng : β → γ\nhg : MeasurableEmbedding g\nH : Measurable (g ∘ f)\nthis : Measurable ((rangeSplitting g ∘ rangeFactorization g) ∘ f)\n⊢ Measurable f", "ppTerm": "?m.50", ...
[]
rwa [(rightInverse_rangeSplitting hg.injective).comp_eq_id] at this
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.MeasureTheory.Measure.NullMeasurable
{ "line": 144, "column": 2 }
{ "line": 144, "column": 34 }
{ "line": 146, "column": 0 }
[ { "pp": "α : Type u_2\nm0 : MeasurableSpace α\nμ : Measure α\ns : Set (Set α)\nhs : s.Countable\nh : ∀ t ∈ s, NullMeasurableSet t μ\n⊢ NullMeasurableSet (⋃ i ∈ s, i) μ", "ppTerm": "?m.15", "assigned": true, "usedConstants": [ "MeasureTheory.NullMeasurableSpace.instMeasurableSpace", "Meas...
[]
exact MeasurableSet.biUnion hs h
Lean.Elab.Tactic.evalExact
Lean.Parser.Tactic.exact
Mathlib.Topology.Order.AtTopBotIxx
{ "line": 62, "column": 6 }
{ "line": 62, "column": 34 }
{ "line": 63, "column": 4 }
[ { "pp": "X : Type u_1\ninst✝² : LinearOrder X\ninst✝¹ : TopologicalSpace X\ninst✝ : OrderTopology X\ns : Set X\nb : X\nhsne : s.Nonempty\nthis✝ : Nonempty ↑s\nhsub : ¬s ⊆ Iio b\nthis : ¬(comap Subtype.val (𝓝[<] b) = atTop ↔ s ⊆ Iio b ∧ ∀ a < b, (s ∩ Ioo a b).Nonempty)\n⊢ Tendsto Subtype.val atTop (𝓝[<] b)", ...
[]
simp_all [tendsto_iff_comap]
Lean.Elab.Tactic.evalSimpAll
Lean.Parser.Tactic.simpAll
Mathlib.MeasureTheory.Measure.Restrict
{ "line": 391, "column": 2 }
{ "line": 391, "column": 30 }
{ "line": 392, "column": 2 }
[ { "pp": "α : Type u_2\nι : Type u_6\nm0 : MeasurableSpace α\nμ ν : Measure α\ninst✝ : Countable ι\ns : ι → Set α\nh : ∀ (i : ι), μ.restrict (s i) = ν.restrict (s i)\nt : Set α\nht : MeasurableSet t\nD : Directed (fun x1 x2 ↦ x1 ⊆ x2) fun t ↦ ⋃ i ∈ t, s i\n⊢ (μ.restrict (⋃ i, s i)) t = (ν.restrict (⋃ i, s i)) t"...
[ "α : Type u_2\nι : Type u_6\nm0 : MeasurableSpace α\nμ ν : Measure α\ninst✝ : Countable ι\ns : ι → Set α\nh : ∀ (i : ι), μ.restrict (s i) = ν.restrict (s i)\nt : Set α\nht : MeasurableSet t\nD : Directed (fun x1 x2 ↦ x1 ⊆ x2) fun t ↦ ⋃ i ∈ t, s i\n⊢ (μ.restrict (⋃ t, ⋃ i ∈ t, s i)) t = (ν.restrict (⋃ t, ⋃ i ∈ t, s ...
rw [iUnion_eq_iUnion_finset]
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_rwSeq_1
Lean.Parser.Tactic.rwSeq
Mathlib.MeasureTheory.Measure.Typeclasses.SFinite
{ "line": 341, "column": 2 }
{ "line": 341, "column": 6 }
{ "line": 342, "column": 2 }
[ { "pp": "α : Type u_1\nm0 : MeasurableSpace α\nμ : Measure α\ninst✝ : IsFiniteMeasure μ\nC : Set (Set α)\nhC : ∀ s ∈ C, MeasurableSet s\nm : ℝ≥0∞ := ⨆ D ∈ {D | D ⊆ C ∧ D.Countable}, μ (⋃₀ D)\nD : Set (Set α)\nD_mem : D ∈ {D | D ⊆ C ∧ D.Countable}\nhD : μ (⋃₀ D) = m\ns : Set α\nhs : s ∈ C\n⊢ s ∪ ⋃₀ D =ᵐ[μ] ⋃₀ D"...
[ "α : Type u_1\nm0 : MeasurableSpace α\nμ : Measure α\ninst✝ : IsFiniteMeasure μ\nC : Set (Set α)\nhC : ∀ s ∈ C, MeasurableSet s\nm : ℝ≥0∞ := ⋯\nD : Set (Set α)\nD_mem : D ∈ {D | D ⊆ C ∧ D.Countable}\nhD : μ (⋃₀ D) = m\ns : Set α\nhs : s ∈ C\n⊢ ⋃₀ D =ᵐ[μ] s ∪ ⋃₀ D" ]
symm
Lean.Elab.Tactic.evalSymm
Lean.Parser.Tactic.symm
Mathlib.MeasureTheory.MeasurableSpace.CountablyGenerated
{ "line": 83, "column": 2 }
{ "line": 83, "column": 37 }
{ "line": 85, "column": 0 }
[ { "pp": "α : Type u_1\ninst✝¹ : MeasurableSpace α\ninst✝ : CountablyGenerated α\ns : Set α\nhs : s ∈ countableGeneratingSet α\n⊢ MeasurableSet s", "ppTerm": "?m.12", "assigned": true, "usedConstants": [ "MeasurableSpace.measurableSet_generateFrom", "MeasurableSpace.countableGeneratingSet...
[]
exact measurableSet_generateFrom hs
Lean.Elab.Tactic.evalExact
Lean.Parser.Tactic.exact
Mathlib.MeasureTheory.MeasurableSpace.CountablyGenerated
{ "line": 153, "column": 2 }
{ "line": 154, "column": 59 }
{ "line": 156, "column": 0 }
[ { "pp": "α : Type u_1\nmα : MeasurableSpace α\ninst✝ : CountablyGenerated α\np : ℕ → Prop\nn : ℕ\n⊢ MeasurableSet (if p n then natGeneratingSequence α n else (natGeneratingSequence α n)ᶜ)", "ppTerm": "?m.13", "assigned": true, "usedConstants": [ "MeasurableSet.ite'", "Compl.compl", ...
[]
exact MeasurableSet.ite' (fun _ ↦ measurableSet_natGeneratingSequence n) (fun _ ↦ (measurableSet_natGeneratingSequence n).compl)
Lean.Elab.Tactic.evalExact
Lean.Parser.Tactic.exact
Mathlib.MeasureTheory.Measure.Restrict
{ "line": 905, "column": 29 }
{ "line": 905, "column": 70 }
{ "line": 907, "column": 0 }
[ { "pp": "α : Type u_2\nβ : Type u_3\nm0 : MeasurableSpace α\nm1 : MeasurableSpace β\nf : α → β\nhf : MeasurableEmbedding f\nμ : Measure α\ns t : Set β\nht : MeasurableSet t\n⊢ ((Measure.map f μ).restrict s) t = (Measure.map f (μ.restrict (f ⁻¹' s))) t", "ppTerm": "?m.27", "assigned": true, "usedCons...
[]
simp [hf.map_apply, ht, hf.measurable ht]
Lean.Elab.Tactic.evalSimp
Lean.Parser.Tactic.simp
Mathlib.MeasureTheory.Measure.Restrict
{ "line": 905, "column": 29 }
{ "line": 905, "column": 70 }
{ "line": 907, "column": 0 }
[ { "pp": "α : Type u_2\nβ : Type u_3\nm0 : MeasurableSpace α\nm1 : MeasurableSpace β\nf : α → β\nhf : MeasurableEmbedding f\nμ : Measure α\ns t : Set β\nht : MeasurableSet t\n⊢ ((Measure.map f μ).restrict s) t = (Measure.map f (μ.restrict (f ⁻¹' s))) t", "ppTerm": "?m.27", "assigned": true, "usedCons...
[]
simp [hf.map_apply, ht, hf.measurable ht]
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.MeasureTheory.Measure.Restrict
{ "line": 905, "column": 29 }
{ "line": 905, "column": 70 }
{ "line": 907, "column": 0 }
[ { "pp": "α : Type u_2\nβ : Type u_3\nm0 : MeasurableSpace α\nm1 : MeasurableSpace β\nf : α → β\nhf : MeasurableEmbedding f\nμ : Measure α\ns t : Set β\nht : MeasurableSet t\n⊢ ((Measure.map f μ).restrict s) t = (Measure.map f (μ.restrict (f ⁻¹' s))) t", "ppTerm": "?m.27", "assigned": true, "usedCons...
[]
simp [hf.map_apply, ht, hf.measurable ht]
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.MeasureTheory.Measure.Typeclasses.SFinite
{ "line": 564, "column": 6 }
{ "line": 564, "column": 55 }
{ "line": 564, "column": 55 }
[ { "pp": "α : Type u_1\nm0 : MeasurableSpace α\nμ ν₁ ν₂ : Measure α\ninst✝ : SigmaFinite μ\nh : μ + ν₁ = μ + ν₂\n⊢ ν₁ = ν₂", "ppTerm": "?m.22", "assigned": true, "usedConstants": [ "Eq.mpr", "MeasureTheory.Measure", "congrArg", "MeasureTheory.Measure.restrict", "id", ...
[ "α : Type u_1\nm0 : MeasurableSpace α\nμ ν₁ ν₂ : Measure α\ninst✝ : SigmaFinite μ\nh : μ + ν₁ = μ + ν₂\n⊢ ∀ (i : ℕ), ν₁.restrict (spanningSets μ i) = ν₂.restrict (spanningSets μ i)" ]
ext_iff_of_iUnion_eq_univ (iUnion_spanningSets μ)
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.MeasureTheory.Measure.Typeclasses.SFinite
{ "line": 593, "column": 73 }
{ "line": 593, "column": 91 }
{ "line": 593, "column": 91 }
[ { "pp": "α : Type u_1\nm0 : MeasurableSpace α\nμ : Measure α\ninst✝ : Countable α\nhμ : ∀ (a : α), μ {a} < ∞\nh✝ : Nonempty α\nf : ℕ → α\nhf : Surjective f\n⊢ ⋃ i, {f i} = univ", "ppTerm": "?m.93", "assigned": true, "usedConstants": [ "congrArg", "Set.univ", "Set.iUnion_singleton_e...
[]
simp [hf.range_eq]
Lean.Elab.Tactic.evalSimp
Lean.Parser.Tactic.simp
Mathlib.MeasureTheory.Measure.Typeclasses.SFinite
{ "line": 593, "column": 73 }
{ "line": 593, "column": 91 }
{ "line": 593, "column": 91 }
[ { "pp": "α : Type u_1\nm0 : MeasurableSpace α\nμ : Measure α\ninst✝ : Countable α\nhμ : ∀ (a : α), μ {a} < ∞\nh✝ : Nonempty α\nf : ℕ → α\nhf : Surjective f\n⊢ ⋃ i, {f i} = univ", "ppTerm": "?m.93", "assigned": true, "usedConstants": [ "congrArg", "Set.univ", "Set.iUnion_singleton_e...
[]
simp [hf.range_eq]
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.MeasureTheory.Measure.Typeclasses.SFinite
{ "line": 593, "column": 73 }
{ "line": 593, "column": 91 }
{ "line": 593, "column": 91 }
[ { "pp": "α : Type u_1\nm0 : MeasurableSpace α\nμ : Measure α\ninst✝ : Countable α\nhμ : ∀ (a : α), μ {a} < ∞\nh✝ : Nonempty α\nf : ℕ → α\nhf : Surjective f\n⊢ ⋃ i, {f i} = univ", "ppTerm": "?m.93", "assigned": true, "usedConstants": [ "congrArg", "Set.univ", "Set.iUnion_singleton_e...
[]
simp [hf.range_eq]
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.MeasureTheory.Measure.AEMeasurable
{ "line": 270, "column": 4 }
{ "line": 270, "column": 71 }
{ "line": 271, "column": 2 }
[ { "pp": "α : Type u_2\nβ : Type u_3\nγ : Type u_4\nm0 : MeasurableSpace α\ninst✝¹ : MeasurableSpace β\ninst✝ : MeasurableSpace γ\nf : α → β\ng : β → γ\nhg : MeasurableEmbedding g\nμ : Measure α\nH : AEMeasurable (g ∘ f) μ\nthis : AEMeasurable ((rangeSplitting g ∘ rangeFactorization g) ∘ f) μ\n⊢ AEMeasurable f μ...
[]
rwa [(rightInverse_rangeSplitting hg.injective).comp_eq_id] at this
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_tacticRwa___1
Lean.Parser.Tactic.tacticRwa__
Mathlib.MeasureTheory.Measure.AEMeasurable
{ "line": 270, "column": 4 }
{ "line": 270, "column": 71 }
{ "line": 271, "column": 2 }
[ { "pp": "α : Type u_2\nβ : Type u_3\nγ : Type u_4\nm0 : MeasurableSpace α\ninst✝¹ : MeasurableSpace β\ninst✝ : MeasurableSpace γ\nf : α → β\ng : β → γ\nhg : MeasurableEmbedding g\nμ : Measure α\nH : AEMeasurable (g ∘ f) μ\nthis : AEMeasurable ((rangeSplitting g ∘ rangeFactorization g) ∘ f) μ\n⊢ AEMeasurable f μ...
[]
rwa [(rightInverse_rangeSplitting hg.injective).comp_eq_id] at this
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.MeasureTheory.Measure.AEMeasurable
{ "line": 270, "column": 4 }
{ "line": 270, "column": 71 }
{ "line": 271, "column": 2 }
[ { "pp": "α : Type u_2\nβ : Type u_3\nγ : Type u_4\nm0 : MeasurableSpace α\ninst✝¹ : MeasurableSpace β\ninst✝ : MeasurableSpace γ\nf : α → β\ng : β → γ\nhg : MeasurableEmbedding g\nμ : Measure α\nH : AEMeasurable (g ∘ f) μ\nthis : AEMeasurable ((rangeSplitting g ∘ rangeFactorization g) ∘ f) μ\n⊢ AEMeasurable f μ...
[]
rwa [(rightInverse_rangeSplitting hg.injective).comp_eq_id] at this
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.MeasureTheory.Group.Arithmetic
{ "line": 808, "column": 29 }
{ "line": 810, "column": 53 }
{ "line": 812, "column": 0 }
[ { "pp": "M : Type u_2\nα : Type u_4\ninst✝² : CommMonoid M\ninst✝¹ : MeasurableSpace M\ninst✝ : MeasurableMul₂ M\nm : MeasurableSpace α\nμ : Measure α\nl : Multiset (α → M)\nhl : ∀ f ∈ l, AEMeasurable f μ\n⊢ AEMeasurable l.prod μ", "ppTerm": "?m.18", "assigned": true, "usedConstants": [ "AEMea...
[]
by rcases l with ⟨l⟩ simpa using l.aemeasurable_prod (by simpa using hl)
[anonymous]
Lean.Parser.Term.byTactic
Mathlib.MeasureTheory.Constructions.BorelSpace.Basic
{ "line": 189, "column": 18 }
{ "line": 189, "column": 22 }
{ "line": 189, "column": 22 }
[ { "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✝\nα : Type u_6\ninst✝ : TopologicalSpace α\np : α → Prop\nhα : BorelSpace α\nthis✝ : MeasurableSpace α := borel α\n⊢ instMeasurableSpace = borel (Subtype p)", "ppTerm": "?m.26", "assigned": true, ...
[ "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✝\nα : Type u_6\ninst✝ : TopologicalSpace α\np : α → Prop\nhα : BorelSpace α\nthis✝ : MeasurableSpace α := ⋯\n⊢ borel (Subtype p) = instMeasurableSpace" ]
symm
Lean.Elab.Tactic.evalSymm
Lean.Parser.Tactic.symm
Mathlib.MeasureTheory.Constructions.BorelSpace.Basic
{ "line": 640, "column": 2 }
{ "line": 640, "column": 65 }
{ "line": 641, "column": 2 }
[ { "pp": "α : Type u_1\nβ : Type u_2\ninst✝³ : TopologicalSpace α\nmα : MeasurableSpace α\ninst✝² : BorelSpace α\nmβ : TopologicalSpace β\ninst✝¹ : MeasurableSpace β\ninst✝ : BorelSpace β\n⊢ Prod.instMeasurableSpace ≤ borel (α × β)", "ppTerm": "?m.14", "assigned": true, "usedConstants": [ "Eq.m...
[ "α : Type u_1\nβ : Type u_2\ninst✝³ : TopologicalSpace α\nmα : MeasurableSpace α\ninst✝² : BorelSpace α\nmβ : TopologicalSpace β\ninst✝¹ : MeasurableSpace β\ninst✝ : BorelSpace β\n⊢ Prod.instMeasurableSpace ≤ borel (α × β)" ]
rw [‹BorelSpace α›.measurable_eq, ‹BorelSpace β›.measurable_eq]
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_rwSeq_1
Lean.Parser.Tactic.rwSeq
Mathlib.Topology.MetricSpace.Thickening
{ "line": 153, "column": 20 }
{ "line": 153, "column": 62 }
{ "line": 153, "column": 62 }
[ { "pp": "δ : ℝ\nX : Type u\ninst✝ : PseudoMetricSpace X\nE : Set X\nx z : X\n⊢ edist x z < ENNReal.ofReal δ ↔ (edist x z).toReal < δ", "ppTerm": "?m.33", "assigned": true, "usedConstants": [ "Eq.mpr", "PseudoEMetricSpace.toWeakPseudoEMetricSpace", "Real", "Preorder.toLT", ...
[ "δ : ℝ\nX : Type u\ninst✝ : PseudoMetricSpace X\nE : Set X\nx z : X\n⊢ (edist x z).toReal < δ ↔ (edist x z).toReal < δ" ]
lt_ofReal_iff_toReal_lt (edist_ne_top _ _)
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.MeasureTheory.Constructions.BorelSpace.Order
{ "line": 380, "column": 6 }
{ "line": 380, "column": 10 }
{ "line": 381, "column": 6 }
[ { "pp": "α : Type u_5\ninst✝³ : TopologicalSpace α\ninst✝² : LinearOrder α\ninst✝¹ : OrderTopology α\ninst✝ : SecondCountableTopology α\ns : Set α\nhd : Dense s\nhbot : ∀ (x : α), IsBot x → x ∈ s\nhIoo : ∀ (x y : α), x < y → Ioo x y = ∅ → y ∈ s\nS : Set (Set α) := {S | ∃ l ∈ s, ∃ u ∈ s, l < u ∧ Ico l u = S}\nth...
[ "α : Type u_5\ninst✝³ : TopologicalSpace α\ninst✝² : LinearOrder α\ninst✝¹ : OrderTopology α\ninst✝ : SecondCountableTopology α\ns : Set α\nhd : Dense s\nhbot : ∀ (x : α), IsBot x → x ∈ s\nhIoo : ∀ (x y : α), x < y → Ioo x y = ∅ → y ∈ s\nS : Set (Set α) := ⋯\nthis : MeasurableSpace α := ⋯\na : α\nt : Set α\nhts : t...
symm
Lean.Elab.Tactic.evalSymm
Lean.Parser.Tactic.symm
Mathlib.Topology.MetricSpace.Thickening
{ "line": 397, "column": 77 }
{ "line": 398, "column": 41 }
{ "line": 400, "column": 0 }
[ { "pp": "α : Type u\ninst✝ : PseudoEMetricSpace α\nδ : ℝ\ns : Set α\n⊢ cthickening δ (closure[PseudoEMetricSpace.toUniformSpace.toTopologicalSpace] s) = cthickening δ s", "ppTerm": "?m.8", "assigned": true, "usedConstants": [ "ENNReal.ofReal", "congrArg", "setOf", "id", ...
[]
by simp_rw [cthickening, infEDist_closure]
[anonymous]
Lean.Parser.Term.byTactic
Mathlib.Topology.MetricSpace.HausdorffDistance
{ "line": 702, "column": 31 }
{ "line": 703, "column": 61 }
{ "line": 705, "column": 0 }
[ { "pp": "α : Type u\ninst✝ : PseudoMetricSpace α\ns : Set α\nx : α\nh : IsClosed[PseudoMetricSpace.toUniformSpace.toTopologicalSpace] s\nhs : s.Nonempty\n⊢ x ∉ s ↔ 0 < infDist x s", "ppTerm": "?m.13", "assigned": true, "usedConstants": [ "Real.partialOrder", "Real", "Preorder.toLT"...
[]
by simp [h.mem_iff_infDist_zero hs, infDist_nonneg.lt_iff_ne']
[anonymous]
Lean.Parser.Term.byTactic
Mathlib.Topology.MetricSpace.Thickening
{ "line": 496, "column": 4 }
{ "line": 496, "column": 40 }
{ "line": 497, "column": 4 }
[ { "pp": "case refine_1\nα : Type u\ninst✝ : PseudoEMetricSpace α\nδ : ℝ\nδ_nn : 0 ≤ δ\ns : Set ℝ\nhsδ : s ⊆ Ioi δ\nhs : ∀ (ε : ℝ), δ < ε → (s ∩ Ioc δ ε).Nonempty\nE : Set α\nε : ℝ\nhε : ε ∈ s\n⊢ cthickening δ E ⊆ thickening ε E", "ppTerm": "?refine_1", "assigned": true, "usedConstants": [ "Set...
[ "case refine_1\nα : Type u\ninst✝ : PseudoEMetricSpace α\nδ : ℝ\nδ_nn : 0 ≤ δ\ns : Set ℝ\nhsδ : s ⊆ Ioi δ\nhs : ∀ (ε : ℝ), δ < ε → (s ∩ Ioc δ ε).Nonempty\nE : Set α\nε : ℝ\nhε : ε ∈ s\nε' : ℝ\nhε' : ε' ∈ Ioc δ ε\n⊢ cthickening δ E ⊆ thickening ε E" ]
obtain ⟨ε', -, hε'⟩ := hs ε (hsδ hε)
_private.Lean.Elab.Tactic.RCases.0.Lean.Elab.Tactic.RCases.evalObtain
Lean.Parser.Tactic.obtain
Mathlib.Topology.MetricSpace.Thickening
{ "line": 542, "column": 57 }
{ "line": 544, "column": 49 }
{ "line": 546, "column": 0 }
[ { "pp": "α : Type u\ninst✝ : PseudoEMetricSpace α\nE : Set α\n⊢ closure[PseudoEMetricSpace.toUniformSpace.toTopologicalSpace] E = ⋂ δ, ⋂ (_ : 0 < δ), thickening δ E", "ppTerm": "?m.16", "assigned": true, "usedConstants": [ "Eq.mpr", "Real", "Eq.ge", "Real.instZero", "co...
[]
by rw [← cthickening_zero] exact cthickening_eq_iInter_thickening rfl.ge E
[anonymous]
Lean.Parser.Term.byTactic
Mathlib.MeasureTheory.Function.SimpleFunc
{ "line": 144, "column": 2 }
{ "line": 146, "column": 83 }
{ "line": 148, "column": 0 }
[ { "pp": "β : Type u_2\nα : Type u_5\nf : α →ₛ β\ninst✝ : Nonempty β\n⊢ ∃ c, ∀ (x : α), f x = c", "ppTerm": "?m.9", "assigned": true, "usedConstants": [ "Lattice.toSemilatticeSup", "MeasurableSet", "CompleteLattice.toLattice", "Set.univ", "OrderBot.toBot", "Partial...
[]
have hf_meas := @SimpleFunc.measurableSet_fiber α _ ⊥ f simp_rw [MeasurableSpace.measurableSet_bot_iff] at hf_meas exact (exists_eq_const_of_preimage_singleton hf_meas).imp fun c hc ↦ congr_fun hc
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.MeasureTheory.Function.SimpleFunc
{ "line": 144, "column": 2 }
{ "line": 146, "column": 83 }
{ "line": 148, "column": 0 }
[ { "pp": "β : Type u_2\nα : Type u_5\nf : α →ₛ β\ninst✝ : Nonempty β\n⊢ ∃ c, ∀ (x : α), f x = c", "ppTerm": "?m.9", "assigned": true, "usedConstants": [ "Lattice.toSemilatticeSup", "MeasurableSet", "CompleteLattice.toLattice", "Set.univ", "OrderBot.toBot", "Partial...
[]
have hf_meas := @SimpleFunc.measurableSet_fiber α _ ⊥ f simp_rw [MeasurableSpace.measurableSet_bot_iff] at hf_meas exact (exists_eq_const_of_preimage_singleton hf_meas).imp fun c hc ↦ congr_fun hc
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.Topology.MetricSpace.HausdorffDistance
{ "line": 949, "column": 21 }
{ "line": 949, "column": 46 }
{ "line": 949, "column": 47 }
[ { "pp": "α : Type u\ninst✝ : PseudoMetricSpace α\nx y : α\n⊢ (hausdorffEDist {x} {y}).toReal = dist x y", "ppTerm": "?m.17", "assigned": true, "usedConstants": [ "Eq.mpr", "PseudoEMetricSpace.toWeakPseudoEMetricSpace", "Real", "congrArg", "Set.instSingletonSet", "...
[ "α : Type u\ninst✝ : PseudoMetricSpace α\nx y : α\n⊢ (edist x y).toReal = dist x y" ]
hausdorffEDist_singleton,
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.MeasureTheory.Constructions.BorelSpace.Order
{ "line": 653, "column": 2 }
{ "line": 655, "column": 33 }
{ "line": 657, "column": 0 }
[ { "pp": "α : Type u_1\nδ : Type u_4\ninst✝⁴ : TopologicalSpace α\nmα : MeasurableSpace α\ninst✝³ : BorelSpace α\nmδ : MeasurableSpace δ\ninst✝² : LinearOrder α\ninst✝¹ : OrderTopology α\ninst✝ : SecondCountableTopology α\nf : δ → α\nhf : ∀ (x : α), MeasurableSet (f ⁻¹' Ioi x)\n⊢ Measurable f", "ppTerm": "?m...
[]
convert! measurable_generateFrom (α := δ) _ · exact BorelSpace.measurable_eq.trans (borel_eq_generateFrom_Ioi _) · rintro _ ⟨x, rfl⟩; exact hf x
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.MeasureTheory.Constructions.BorelSpace.Order
{ "line": 653, "column": 2 }
{ "line": 655, "column": 33 }
{ "line": 657, "column": 0 }
[ { "pp": "α : Type u_1\nδ : Type u_4\ninst✝⁴ : TopologicalSpace α\nmα : MeasurableSpace α\ninst✝³ : BorelSpace α\nmδ : MeasurableSpace δ\ninst✝² : LinearOrder α\ninst✝¹ : OrderTopology α\ninst✝ : SecondCountableTopology α\nf : δ → α\nhf : ∀ (x : α), MeasurableSet (f ⁻¹' Ioi x)\n⊢ Measurable f", "ppTerm": "?m...
[]
convert! measurable_generateFrom (α := δ) _ · exact BorelSpace.measurable_eq.trans (borel_eq_generateFrom_Ioi _) · rintro _ ⟨x, rfl⟩; exact hf x
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.MeasureTheory.Constructions.BorelSpace.Order
{ "line": 671, "column": 2 }
{ "line": 671, "column": 37 }
{ "line": 672, "column": 2 }
[ { "pp": "β : Type u_2\nδ : Type u_4\ninst✝⁶ : TopologicalSpace β\nmβ : MeasurableSpace β\ninst✝⁵ : BorelSpace β\nmδ : MeasurableSpace δ\ninst✝⁴ : CompleteLinearOrder β\ninst✝³ : OrderTopology β\ninst✝² : SecondCountableTopology β\nι : Type u_5\ninst✝¹ : TopologicalSpace ι\ninst✝ : SeparableSpace ι\nf : ι → δ → ...
[ "β : Type u_2\nδ : Type u_4\ninst✝⁶ : TopologicalSpace β\nmβ : MeasurableSpace β\ninst✝⁵ : BorelSpace β\nmδ : MeasurableSpace δ\ninst✝⁴ : CompleteLinearOrder β\ninst✝³ : OrderTopology β\ninst✝² : SecondCountableTopology β\nι : Type u_5\ninst✝¹ : TopologicalSpace ι\ninst✝ : SeparableSpace ι\nf : ι → δ → β\nmf : ∀ (t...
refine ⟨fun ⟨i, hi⟩ ↦ ?_, by grind⟩
Lean.Elab.Tactic.evalRefine
Lean.Parser.Tactic.refine
Mathlib.MeasureTheory.MeasurableSpace.Prod
{ "line": 53, "column": 6 }
{ "line": 53, "column": 41 }
{ "line": 54, "column": 4 }
[ { "pp": "α : Type u_3\nβ : Type u_4\nC : Set (Set α)\nD : Set (Set β)\nhC : IsCountablySpanning C\nhD : IsCountablySpanning D\ns : Set α\nhs : s ∈ C\nt : Set β\nht : t ∈ D\n⊢ MeasurableSet s", "ppTerm": "?m.253", "assigned": true, "usedConstants": [ "MeasurableSpace.measurableSet_generateFrom"...
[]
exact measurableSet_generateFrom hs
Lean.Elab.Tactic.evalExact
Lean.Parser.Tactic.exact
Mathlib.MeasureTheory.MeasurableSpace.Prod
{ "line": 53, "column": 6 }
{ "line": 53, "column": 41 }
{ "line": 54, "column": 4 }
[ { "pp": "α : Type u_3\nβ : Type u_4\nC : Set (Set α)\nD : Set (Set β)\nhC : IsCountablySpanning C\nhD : IsCountablySpanning D\ns : Set α\nhs : s ∈ C\nt : Set β\nht : t ∈ D\n⊢ MeasurableSet s", "ppTerm": "?m.253", "assigned": true, "usedConstants": [ "MeasurableSpace.measurableSet_generateFrom"...
[]
exact measurableSet_generateFrom hs
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.MeasureTheory.MeasurableSpace.Prod
{ "line": 53, "column": 6 }
{ "line": 53, "column": 41 }
{ "line": 54, "column": 4 }
[ { "pp": "α : Type u_3\nβ : Type u_4\nC : Set (Set α)\nD : Set (Set β)\nhC : IsCountablySpanning C\nhD : IsCountablySpanning D\ns : Set α\nhs : s ∈ C\nt : Set β\nht : t ∈ D\n⊢ MeasurableSet s", "ppTerm": "?m.253", "assigned": true, "usedConstants": [ "MeasurableSpace.measurableSet_generateFrom"...
[]
exact measurableSet_generateFrom hs
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.MeasureTheory.Function.SimpleFunc
{ "line": 832, "column": 2 }
{ "line": 832, "column": 10 }
{ "line": 833, "column": 2 }
[ { "pp": "case e_f\nα : Type u_1\nβ : Type u_2\ninst✝⁷ : MeasurableSpace α\ninst✝⁶ : SemilatticeSup β\ninst✝⁵ : OrderBot β\ninst✝⁴ : Zero β\ninst✝³ : TopologicalSpace β\ninst✝² : OrderClosedTopology β\ninst✝¹ : MeasurableSpace β\ninst✝ : OpensMeasurableSpace β\ni : ℕ → β\nf : α → β\nn : ℕ\na : α\nhf : Measurable...
[ "case e_f\nα : Type u_1\nβ : Type u_2\ninst✝⁷ : MeasurableSpace α\ninst✝⁶ : SemilatticeSup β\ninst✝⁵ : OrderBot β\ninst✝⁴ : Zero β\ninst✝³ : TopologicalSpace β\ninst✝² : OrderClosedTopology β\ninst✝¹ : MeasurableSpace β\ninst✝ : OpensMeasurableSpace β\ni : ℕ → β\nf : α → β\nn : ℕ\na : α\nhf : Measurable f\nk : ℕ\n⊢...
funext k
_aux_Init_NotationExtra___macroRules_tacticFunext____1
tacticFunext___
Mathlib.MeasureTheory.Constructions.BorelSpace.Order
{ "line": 728, "column": 8 }
{ "line": 728, "column": 22 }
{ "line": 729, "column": 8 }
[ { "pp": "case pos\nα : Type u_1\nδ : Type u_4\ninst✝⁵ : TopologicalSpace α\nmα : MeasurableSpace α\ninst✝⁴ : BorelSpace α\nmδ : MeasurableSpace δ\ninst✝³ : LinearOrder α\ninst✝² : OrderTopology α\ninst✝¹ : SecondCountableTopology α\nι : Sort u_5\ninst✝ : Countable ι\nf : ι → δ → α\ng g' : δ → α\nhf : ∀ (i : ι),...
[ "case neg\nα : Type u_1\nδ : Type u_4\ninst✝⁵ : TopologicalSpace α\nmα : MeasurableSpace α\ninst✝⁴ : BorelSpace α\nmδ : MeasurableSpace δ\ninst✝³ : LinearOrder α\ninst✝² : OrderTopology α\ninst✝¹ : SecondCountableTopology α\nι : Sort u_5\ninst✝ : Countable ι\nf : ι → δ → α\ng g' : δ → α\nhf : ∀ (i : ι), Measurable ...
· simp [hb, B]
Lean.Elab.Tactic.evalTacticCDot
Lean.cdot
Mathlib.MeasureTheory.Constructions.BorelSpace.Order
{ "line": 734, "column": 4 }
{ "line": 735, "column": 76 }
{ "line": 736, "column": 4 }
[ { "pp": "case inr\nα : Type u_1\nδ : Type u_4\ninst✝⁵ : TopologicalSpace α\nmα : MeasurableSpace α\ninst✝⁴ : BorelSpace α\nmδ : MeasurableSpace δ\ninst✝³ : LinearOrder α\ninst✝² : OrderTopology α\ninst✝¹ : SecondCountableTopology α\nι : Sort u_5\ninst✝ : Countable ι\nf : ι → δ → α\ng g' : δ → α\nhf : ∀ (i : ι),...
[ "case inr\nα : Type u_1\nδ : Type u_4\ninst✝⁵ : TopologicalSpace α\nmα : MeasurableSpace α\ninst✝⁴ : BorelSpace α\nmδ : MeasurableSpace δ\ninst✝³ : LinearOrder α\ninst✝² : OrderTopology α\ninst✝¹ : SecondCountableTopology α\nι : Sort u_5\ninst✝ : Countable ι\nf : ι → δ → α\ng g' : δ → α\nhf : ∀ (i : ι), Measurable ...
suffices ∀ b, IsLUB { a | ∃ i, f' i b = a } (g b) from Measurable.isLUB (fun i ↦ Measurable.piecewise hs (hf i) g'_meas) this
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_tacticSuffices__1
Lean.Parser.Tactic.tacticSuffices_
Mathlib.MeasureTheory.Constructions.BorelSpace.Order
{ "line": 761, "column": 17 }
{ "line": 761, "column": 34 }
{ "line": 761, "column": 35 }
[ { "pp": "α : Type u_1\nδ : Type u_4\ninst✝⁵ : TopologicalSpace α\nmα : MeasurableSpace α\ninst✝⁴ : BorelSpace α\nmδ : MeasurableSpace δ\ninst✝³ : LinearOrder α\ninst✝² : OrderTopology α\ninst✝¹ : SecondCountableTopology α\nι : Sort u_5\nμ : Measure δ\ninst✝ : Countable ι\nf : ι → δ → α\ng : δ → α\nhf : ∀ (i : ι...
[ "α : Type u_1\nδ : Type u_4\ninst✝⁵ : TopologicalSpace α\nmα : MeasurableSpace α\ninst✝⁴ : BorelSpace α\nmδ : MeasurableSpace δ\ninst✝³ : LinearOrder α\ninst✝² : OrderTopology α\ninst✝¹ : SecondCountableTopology α\nι : Sort u_5\nμ : Measure δ\ninst✝ : Countable ι\nf : ι → δ → α\ng : δ → α\nhf : ∀ (i : ι), AEMeasura...
Set.mem_setOf_eq,
Mathlib.Tactic._aux_Mathlib_Tactic_SimpRw___elabRules_Mathlib_Tactic_tacticSimp_rw____1
null
Mathlib.Topology.Instances.Real.Lemmas
{ "line": 107, "column": 12 }
{ "line": 107, "column": 22 }
{ "line": 107, "column": 22 }
[ { "pp": "case refine_2\ns : Set ℝ\nconn : s.OrdConnected\nnt : s.Nontrivial\nx : ℝ\nhx : x ∈ s\nε : ℝ\nε_pos : ε > 0\nz : ℝ\nhz : z ∈ s\nne : z ≠ x\nlt : x < z\nq : ℚ\nh₁ : x < ↑q\nh₂ : ↑q < min z (x + ε)\n⊢ ∃ y ∈ s ∩ range Rat.cast, |y - x| < ε", "ppTerm": "?refine_2", "assigned": true, "usedConsta...
[ "case refine_2\ns : Set ℝ\nconn : s.OrdConnected\nnt : s.Nontrivial\nx : ℝ\nhx : x ∈ s\nε : ℝ\nε_pos : ε > 0\nz : ℝ\nhz : z ∈ s\nne : z ≠ x\nlt : x < z\nq : ℚ\nh₁ : x < ↑q\nh₂ : ↑q < z ∧ ↑q < x + ε\n⊢ ∃ y ∈ s ∩ range Rat.cast, |y - x| < ε" ]
lt_min_iff
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.MeasureTheory.Function.SimpleFunc
{ "line": 1175, "column": 4 }
{ "line": 1175, "column": 56 }
{ "line": 1176, "column": 2 }
[ { "pp": "case mp\nα : Type u_1\nβ : Type u_2\nm : MeasurableSpace α\ninst✝ : Zero β\nμ : Measure α\nf : α →ₛ β\nh : f.FinMeasSupp μ\ny : β\nhy : y ≠ 0\n⊢ ⇑f ⁻¹' {y} ⊆ {x | (fun x ↦ f x = 0 x) x}ᶜ", "ppTerm": "?mp", "assigned": true, "usedConstants": [ "MeasureTheory.SimpleFunc", "Members...
[]
exact fun x hx (H : f x = 0) => hy <| H ▸ Eq.symm hx
Lean.Elab.Tactic.evalExact
Lean.Parser.Tactic.exact
Mathlib.MeasureTheory.Constructions.BorelSpace.Order
{ "line": 968, "column": 4 }
{ "line": 972, "column": 40 }
{ "line": 974, "column": 0 }
[ { "pp": "case neg\nα : Type u_1\nδ : Type u_4\ninst✝⁴ : TopologicalSpace α\nmα : MeasurableSpace α\ninst✝³ : BorelSpace α\nmδ : MeasurableSpace δ\ninst✝² : ConditionallyCompleteLinearOrder α\ninst✝¹ : OrderTopology α\ninst✝ : SecondCountableTopology α\nι : Type u_5\ns : Set ι\nf : ι → δ → α\nhs : s.Countable\nh...
[]
have : ∀ b, ⨆ i ∈ s, f i b = (⨆ (i : s), f i b) ⊔ sSup ∅ := fun b ↦ cbiSup_eq_of_not_forall (f := fun i ↦ f i b) H simp only [this] apply Measurable.sup _ measurable_const exact .iSup (fun (i : s) ↦ hf i i.2)
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.MeasureTheory.Constructions.BorelSpace.Order
{ "line": 968, "column": 4 }
{ "line": 972, "column": 40 }
{ "line": 974, "column": 0 }
[ { "pp": "case neg\nα : Type u_1\nδ : Type u_4\ninst✝⁴ : TopologicalSpace α\nmα : MeasurableSpace α\ninst✝³ : BorelSpace α\nmδ : MeasurableSpace δ\ninst✝² : ConditionallyCompleteLinearOrder α\ninst✝¹ : OrderTopology α\ninst✝ : SecondCountableTopology α\nι : Type u_5\ns : Set ι\nf : ι → δ → α\nhs : s.Countable\nh...
[]
have : ∀ b, ⨆ i ∈ s, f i b = (⨆ (i : s), f i b) ⊔ sSup ∅ := fun b ↦ cbiSup_eq_of_not_forall (f := fun i ↦ f i b) H simp only [this] apply Measurable.sup _ measurable_const exact .iSup (fun (i : s) ↦ hf i i.2)
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.MeasureTheory.Constructions.BorelSpace.Metrizable
{ "line": 74, "column": 6 }
{ "line": 74, "column": 30 }
{ "line": 75, "column": 2 }
[ { "pp": "case neg\nα : Type u_1\nβ : Type u_2\ninst✝⁵ : MeasurableSpace α\ninst✝⁴ : TopologicalSpace β\ninst✝³ : PseudoMetrizableSpace β\ninst✝² : MeasurableSpace β\ninst✝¹ : BorelSpace β\nι : Type u_3\nμ : Measure α\nf : ι → α → β\ng : α → β\nu : Filter ι\nhu : u.NeBot\ninst✝ : u.IsCountablyGenerated\nhf : ∀ (...
[]
exact tendsto_const_nhds
Lean.Elab.Tactic.evalExact
Lean.Parser.Tactic.exact
Mathlib.MeasureTheory.Constructions.BorelSpace.Metrizable
{ "line": 74, "column": 6 }
{ "line": 74, "column": 30 }
{ "line": 75, "column": 2 }
[ { "pp": "case neg\nα : Type u_1\nβ : Type u_2\ninst✝⁵ : MeasurableSpace α\ninst✝⁴ : TopologicalSpace β\ninst✝³ : PseudoMetrizableSpace β\ninst✝² : MeasurableSpace β\ninst✝¹ : BorelSpace β\nι : Type u_3\nμ : Measure α\nf : ι → α → β\ng : α → β\nu : Filter ι\nhu : u.NeBot\ninst✝ : u.IsCountablyGenerated\nhf : ∀ (...
[]
exact tendsto_const_nhds
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.MeasureTheory.Constructions.BorelSpace.Metrizable
{ "line": 74, "column": 6 }
{ "line": 74, "column": 30 }
{ "line": 75, "column": 2 }
[ { "pp": "case neg\nα : Type u_1\nβ : Type u_2\ninst✝⁵ : MeasurableSpace α\ninst✝⁴ : TopologicalSpace β\ninst✝³ : PseudoMetrizableSpace β\ninst✝² : MeasurableSpace β\ninst✝¹ : BorelSpace β\nι : Type u_3\nμ : Measure α\nf : ι → α → β\ng : α → β\nu : Filter ι\nhu : u.NeBot\ninst✝ : u.IsCountablyGenerated\nhf : ∀ (...
[]
exact tendsto_const_nhds
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.MeasureTheory.Constructions.BorelSpace.Real
{ "line": 73, "column": 64 }
{ "line": 73, "column": 89 }
{ "line": 73, "column": 89 }
[ { "pp": "⊢ generateFrom (range fun a ↦ Ioi ↑a) = generateFrom (⋃ a, {Iic ↑a})", "ppTerm": "?m.18", "assigned": true, "usedConstants": [ "Eq.mpr", "Real", "Set.Ioi", "congrArg", "Real.instRatCast", "Rat", "Set.iUnion_singleton_eq_range", "Set.instSingle...
[ "⊢ generateFrom (range fun a ↦ Ioi ↑a) = generateFrom (range fun a ↦ Iic ↑a)" ]
iUnion_singleton_eq_range
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.MeasureTheory.Constructions.BorelSpace.Real
{ "line": 81, "column": 6 }
{ "line": 81, "column": 36 }
{ "line": 81, "column": 37 }
[ { "pp": "⊢ borel ℝ = generateFrom (⋃ a, {Ici ↑a})", "ppTerm": "?m.13", "assigned": true, "usedConstants": [ "Eq.mpr", "Real", "Set.Ici", "Real.borel_eq_generateFrom_Iio_rat", "congrArg", "Real.instRatCast", "Rat", "PseudoMetricSpace.toUniformSpace", ...
[ "⊢ generateFrom (⋃ a, {Iio ↑a}) = generateFrom (⋃ a, {Ici ↑a})" ]
borel_eq_generateFrom_Iio_rat,
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.MeasureTheory.Constructions.BorelSpace.Real
{ "line": 81, "column": 64 }
{ "line": 81, "column": 89 }
{ "line": 81, "column": 89 }
[ { "pp": "⊢ generateFrom (range fun a ↦ Iio ↑a) = generateFrom (⋃ a, {Ici ↑a})", "ppTerm": "?m.18", "assigned": true, "usedConstants": [ "Eq.mpr", "Real", "Set.Ici", "congrArg", "Real.instRatCast", "Rat", "Set.iUnion_singleton_eq_range", "Set.instSingle...
[ "⊢ generateFrom (range fun a ↦ Iio ↑a) = generateFrom (range fun a ↦ Ici ↑a)" ]
iUnion_singleton_eq_range
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.MeasureTheory.Constructions.BorelSpace.Real
{ "line": 309, "column": 6 }
{ "line": 309, "column": 30 }
{ "line": 310, "column": 2 }
[ { "pp": "case neg\nα : Type u_1\nmα : MeasurableSpace α\nι : Type u_5\nf : ι → α → ℝ≥0∞\ng : α → ℝ≥0∞\nμ : Measure α\nu : Filter ι\ninst✝¹ : u.NeBot\ninst✝ : u.IsCountablyGenerated\nhf : ∀ (i : ι), AEMeasurable (f i) μ\nhlim : ∀ᵐ (a : α) ∂μ, Tendsto (fun i ↦ f i a) u (𝓝 (g a))\nv : ℕ → ι\nhv : Tendsto v atTop ...
[]
exact tendsto_const_nhds
Lean.Elab.Tactic.evalExact
Lean.Parser.Tactic.exact
Mathlib.MeasureTheory.Constructions.BorelSpace.Real
{ "line": 309, "column": 6 }
{ "line": 309, "column": 30 }
{ "line": 310, "column": 2 }
[ { "pp": "case neg\nα : Type u_1\nmα : MeasurableSpace α\nι : Type u_5\nf : ι → α → ℝ≥0∞\ng : α → ℝ≥0∞\nμ : Measure α\nu : Filter ι\ninst✝¹ : u.NeBot\ninst✝ : u.IsCountablyGenerated\nhf : ∀ (i : ι), AEMeasurable (f i) μ\nhlim : ∀ᵐ (a : α) ∂μ, Tendsto (fun i ↦ f i a) u (𝓝 (g a))\nv : ℕ → ι\nhv : Tendsto v atTop ...
[]
exact tendsto_const_nhds
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.MeasureTheory.Constructions.BorelSpace.Real
{ "line": 309, "column": 6 }
{ "line": 309, "column": 30 }
{ "line": 310, "column": 2 }
[ { "pp": "case neg\nα : Type u_1\nmα : MeasurableSpace α\nι : Type u_5\nf : ι → α → ℝ≥0∞\ng : α → ℝ≥0∞\nμ : Measure α\nu : Filter ι\ninst✝¹ : u.NeBot\ninst✝ : u.IsCountablyGenerated\nhf : ∀ (i : ι), AEMeasurable (f i) μ\nhlim : ∀ᵐ (a : α) ∂μ, Tendsto (fun i ↦ f i a) u (𝓝 (g a))\nv : ℕ → ι\nhv : Tendsto v atTop ...
[]
exact tendsto_const_nhds
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.MeasureTheory.Integral.Lebesgue.Basic
{ "line": 122, "column": 2 }
{ "line": 122, "column": 51 }
{ "line": 124, "column": 0 }
[ { "pp": "α : Type u_1\nm : MeasurableSpace α\nμ : Measure α\ns : Set α\nc : ℝ≥0∞\n⊢ ∫⁻ (x : α) in s, c ∂μ = c * μ s", "ppTerm": "?m.14", "assigned": true, "usedConstants": [ "MeasureTheory.lintegral_const", "Eq.mpr", "MeasureTheory.Measure", "HMul.hMul", "congrArg", ...
[]
rw [lintegral_const, Measure.restrict_apply_univ]
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_rwSeq_1
Lean.Parser.Tactic.rwSeq
Mathlib.MeasureTheory.Integral.Lebesgue.Basic
{ "line": 122, "column": 2 }
{ "line": 122, "column": 51 }
{ "line": 124, "column": 0 }
[ { "pp": "α : Type u_1\nm : MeasurableSpace α\nμ : Measure α\ns : Set α\nc : ℝ≥0∞\n⊢ ∫⁻ (x : α) in s, c ∂μ = c * μ s", "ppTerm": "?m.14", "assigned": true, "usedConstants": [ "MeasureTheory.lintegral_const", "Eq.mpr", "MeasureTheory.Measure", "HMul.hMul", "congrArg", ...
[]
rw [lintegral_const, Measure.restrict_apply_univ]
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.MeasureTheory.Integral.Lebesgue.Basic
{ "line": 122, "column": 2 }
{ "line": 122, "column": 51 }
{ "line": 124, "column": 0 }
[ { "pp": "α : Type u_1\nm : MeasurableSpace α\nμ : Measure α\ns : Set α\nc : ℝ≥0∞\n⊢ ∫⁻ (x : α) in s, c ∂μ = c * μ s", "ppTerm": "?m.14", "assigned": true, "usedConstants": [ "MeasureTheory.lintegral_const", "Eq.mpr", "MeasureTheory.Measure", "HMul.hMul", "congrArg", ...
[]
rw [lintegral_const, Measure.restrict_apply_univ]
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.MeasureTheory.Function.StronglyMeasurable.AEStronglyMeasurable
{ "line": 290, "column": 4 }
{ "line": 290, "column": 20 }
{ "line": 291, "column": 4 }
[ { "pp": "case pos\nα : Type u_1\nβ : Type u_2\ninst✝¹ : TopologicalSpace β\nm : MeasurableSpace α\nf : α → β\nm' m₀ : MeasurableSpace α\nμ : Measure α\ninst✝ : Zero β\nhm : m ≤ m₀\ns : Set α\nhs_m : MeasurableSet s\nhs : ∀ (t : Set α), MeasurableSet (s ∩ t) → MeasurableSet (s ∩ t)\nhf : AEStronglyMeasurable f μ...
[ "case neg\nα : Type u_1\nβ : Type u_2\ninst✝¹ : TopologicalSpace β\nm : MeasurableSpace α\nf : α → β\nm' m₀ : MeasurableSpace α\nμ : Measure α\ninst✝ : Zero β\nhm : m ≤ m₀\ns : Set α\nhs_m : MeasurableSet s\nhs : ∀ (t : Set α), MeasurableSet (s ∩ t) → MeasurableSet (s ∩ t)\nhf : AEStronglyMeasurable f μ\nhf_zero : ...
· simp [hxs, hx]
Lean.Elab.Tactic.evalTacticCDot
Lean.cdot
Mathlib.MeasureTheory.Function.StronglyMeasurable.AEStronglyMeasurable
{ "line": 743, "column": 4 }
{ "line": 743, "column": 83 }
{ "line": 745, "column": 0 }
[ { "pp": "α : Type u_5\nβ : Type u_6\ninst✝² : TopologicalSpace β\ninst✝¹ : PseudoMetrizableSpace β\nmb : MeasurableSpace β\ninst✝ : BorelSpace β\nm : MeasurableSpace α\nμ : Measure α\nf : α → β\ns : Set β\nhs : MeasurableSet s\nh_nonempty : s.Nonempty\nh_mem : ∀ᵐ (x : α) ∂μ, f x ∈ s\nf' : α → β\nhf' : StronglyM...
[]
exact Eq.symm <| (f' ⁻¹' s).piecewise_eq_of_mem f' _ (by simpa [hx'] using! hx)
Lean.Elab.Tactic.evalExact
Lean.Parser.Tactic.exact
Mathlib.MeasureTheory.Function.StronglyMeasurable.Basic
{ "line": 223, "column": 4 }
{ "line": 223, "column": 22 }
{ "line": 224, "column": 4 }
[ { "pp": "case neg.inl\nα : Type u_1\nβ : Type u_5\nf : α → β\ninst✝¹ : SeminormedAddCommGroup β\ninst✝ : NormedSpace ℝ β\nm : MeasurableSpace α\nc : ℝ\nhf : StronglyMeasurable f\nhc : 0 ≤ c\nn : ℕ\nx : α\nh0 : ¬‖(hf.approx n) x‖ = 0\nh : ‖(hf.approx n) x‖ ≤ c\n⊢ ‖min 1 (c / ‖(hf.approx n) x‖)‖ * ‖(hf.approx n) ...
[ "case neg.inl\nα : Type u_1\nβ : Type u_5\nf : α → β\ninst✝¹ : SeminormedAddCommGroup β\ninst✝ : NormedSpace ℝ β\nm : MeasurableSpace α\nc : ℝ\nhf : StronglyMeasurable f\nhc : 0 ≤ c\nn : ℕ\nx : α\nh0 : ¬‖(hf.approx n) x‖ = 0\nh : ‖(hf.approx n) x‖ ≤ c\n⊢ ‖1‖ * ‖(hf.approx n) x‖ ≤ c", "α : Type u_1\nβ : Type u_5\n...
rw [min_eq_left _]
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_rwSeq_1
Lean.Parser.Tactic.rwSeq
Mathlib.MeasureTheory.Integral.Lebesgue.Basic
{ "line": 412, "column": 29 }
{ "line": 412, "column": 51 }
{ "line": 412, "column": 51 }
[ { "pp": "α : Type u_1\nm : MeasurableSpace α\nμ : Measure α\nR : Type u_4\ninst✝¹ : SMul R ℝ≥0∞\ninst✝ : IsScalarTower R ℝ≥0∞ ℝ≥0∞\nc : R\nf : α → ℝ≥0∞\ns : Set α\n⊢ ∫⁻ (a : α), f a ∂c • μ.restrict s = c • ∫⁻ (a : α) in s, f a ∂μ", "ppTerm": "?m.34", "assigned": true, "usedConstants": [ "Eq.mp...
[ "α : Type u_1\nm : MeasurableSpace α\nμ : Measure α\nR : Type u_4\ninst✝¹ : SMul R ℝ≥0∞\ninst✝ : IsScalarTower R ℝ≥0∞ ℝ≥0∞\nc : R\nf : α → ℝ≥0∞\ns : Set α\n⊢ c • ∫⁻ (a : α) in s, f a ∂μ = c • ∫⁻ (a : α) in s, f a ∂μ" ]
lintegral_smul_measure
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.MeasureTheory.Integral.Lebesgue.Basic
{ "line": 592, "column": 2 }
{ "line": 592, "column": 82 }
{ "line": 594, "column": 0 }
[ { "pp": "α : Type u_1\nβ : Type u_2\nm : MeasurableSpace α\nμ : Measure α\nt : Set β\ns : β → Set α\nht : t.Countable\nhm : ∀ i ∈ t, NullMeasurableSet (s i) μ\nhd : t.Pairwise (AEDisjoint μ on s)\nf : α → ℝ≥0∞\nthis : Encodable ↑t\n⊢ ∫⁻ (a : α) in ⋃ i ∈ t, s i, f a ∂μ = ∑' (i : ↑t), ∫⁻ (a : α) in s ↑i, f a ∂μ",...
[]
rw [biUnion_eq_iUnion, lintegral_iUnion₀ (SetCoe.forall'.1 hm) (hd.subtype _ _)]
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_rwSeq_1
Lean.Parser.Tactic.rwSeq
Mathlib.MeasureTheory.Function.StronglyMeasurable.Basic
{ "line": 280, "column": 6 }
{ "line": 280, "column": 30 }
{ "line": 281, "column": 4 }
[ { "pp": "case neg\nα : Type u_1\nβ : Type u_2\nf : α → β\ninst✝¹ : TopologicalSpace β\ninst✝ : Zero β\nm : MeasurableSpace α\nμ : Measure α\nhf_meas : StronglyMeasurable f\nt : Set α\nht : MeasurableSet t\nhft_zero : ∀ x ∈ tᶜ, f x = 0\nhtμ this : SigmaFinite (μ.restrict t)\nS : ℕ → Set α := spanningSets (μ.rest...
[]
exact tendsto_const_nhds
Lean.Elab.Tactic.evalExact
Lean.Parser.Tactic.exact
Mathlib.MeasureTheory.Integral.Lebesgue.Sub
{ "line": 125, "column": 6 }
{ "line": 127, "column": 27 }
{ "line": 128, "column": 4 }
[ { "pp": "α : Type u_1\nβ : Type u_2\ninst✝¹ : MeasurableSpace α\ninst✝ : Countable β\nf : β → α → ℝ≥0∞\nμ : Measure α\nhμ : μ ≠ 0\nhf : ∀ (b : β), Measurable (f b)\nhf_int : ∀ (b : β), ∫⁻ (a : α), f b a ∂μ ≠ ∞\nh_directed : Directed (fun x1 x2 ↦ x1 ≥ x2) f\nval✝ : Encodable β\nh✝ : Nonempty β\ninhabited_h : Inh...
[]
rw [lintegral_iInf ?_ h_directed.sequence_anti] · exact hf_int _ · exact fun n => hf _
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.MeasureTheory.Integral.Lebesgue.Sub
{ "line": 125, "column": 6 }
{ "line": 127, "column": 27 }
{ "line": 128, "column": 4 }
[ { "pp": "α : Type u_1\nβ : Type u_2\ninst✝¹ : MeasurableSpace α\ninst✝ : Countable β\nf : β → α → ℝ≥0∞\nμ : Measure α\nhμ : μ ≠ 0\nhf : ∀ (b : β), Measurable (f b)\nhf_int : ∀ (b : β), ∫⁻ (a : α), f b a ∂μ ≠ ∞\nh_directed : Directed (fun x1 x2 ↦ x1 ≥ x2) f\nval✝ : Encodable β\nh✝ : Nonempty β\ninhabited_h : Inh...
[]
rw [lintegral_iInf ?_ h_directed.sequence_anti] · exact hf_int _ · exact fun n => hf _
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.MeasureTheory.Function.StronglyMeasurable.Basic
{ "line": 429, "column": 4 }
{ "line": 429, "column": 28 }
{ "line": 430, "column": 2 }
[ { "pp": "case pos\nα : Type u_1\nβ : Type u_2\nf : α → β\nmα : MeasurableSpace α\ninst✝³ : TopologicalSpace β\ninst✝² : GroupWithZero β\ninst✝¹ : ContinuousInv₀ β\ninst✝ : MetrizableSpace β\nhf : StronglyMeasurable f\nthis✝¹ : MeasurableSpace β := borel β\nthis✝ : BorelSpace β\nx : α\nthis : Measurable fun x ↦ ...
[]
exact tendsto_const_nhds
Lean.Elab.Tactic.evalExact
Lean.Parser.Tactic.exact
Mathlib.MeasureTheory.Function.StronglyMeasurable.Basic
{ "line": 455, "column": 4 }
{ "line": 455, "column": 28 }
{ "line": 456, "column": 2 }
[ { "pp": "case pos\nα : Type u_1\nβ : Type u_2\nf g : α → β\nmα : MeasurableSpace α\ninst✝⁴ : TopologicalSpace β\ninst✝³ : GroupWithZero β\ninst✝² : ContinuousMul β\ninst✝¹ : ContinuousInv₀ β\ninst✝ : MetrizableSpace β\nhf : StronglyMeasurable f\nhg : StronglyMeasurable g\nthis✝¹ : MeasurableSpace β := borel β\n...
[]
exact tendsto_const_nhds
Lean.Elab.Tactic.evalExact
Lean.Parser.Tactic.exact
Mathlib.MeasureTheory.Integral.Lebesgue.Norm
{ "line": 23, "column": 11 }
{ "line": 23, "column": 24 }
{ "line": 23, "column": 24 }
[ { "pp": "α : Type u_1\ninst✝ : MeasurableSpace α\nμ : Measure α\nf : α → ℝ\n⊢ ∫⁻ (x : α), ENNReal.ofReal (f x) ∂μ ≤ ∫⁻ (x : α), ‖f x‖ₑ ∂μ", "ppTerm": "?m.12", "assigned": true, "usedConstants": [ "Norm.norm", "SeminormedAddGroup.toNorm", "Eq.mpr", "Real", "_private.Math...
[ "α : Type u_1\ninst✝ : MeasurableSpace α\nμ : Measure α\nf : α → ℝ\n⊢ ∫⁻ (x : α), ENNReal.ofReal (f x) ∂μ ≤ ∫⁻ (x : α), ENNReal.ofReal ‖f x‖ ∂μ" ]
← ofReal_norm
Mathlib.Tactic._aux_Mathlib_Tactic_SimpRw___elabRules_Mathlib_Tactic_tacticSimp_rw____1
null
Mathlib.MeasureTheory.Integral.Lebesgue.DominatedConvergence
{ "line": 141, "column": 4 }
{ "line": 141, "column": 21 }
{ "line": 142, "column": 2 }
[ { "pp": "case inr\nα : Type u_2\nmα : MeasurableSpace α\nf : ℕ → α → ℝ≥0∞\nF : α → ℝ≥0∞\nμ : Measure α\nhf_meas : ∀ (n : ℕ), AEMeasurable (f n) μ\nhF_meas : AEMeasurable F μ\nhf_tendsto : Tendsto (fun i ↦ ∫⁻ (a : α), f i a ∂μ) atTop (𝓝 (∫⁻ (a : α), F a ∂μ))\nhf_mono : ∀ᵐ (a : α) ∂μ, Monotone fun i ↦ f i a\nh_b...
[]
· exact h_tendsto
Lean.Elab.Tactic.evalTacticCDot
Lean.cdot
Mathlib.Topology.Perfect
{ "line": 230, "column": 4 }
{ "line": 230, "column": 32 }
{ "line": 231, "column": 2 }
[ { "pp": "case a\nα : Type u_1\ninst✝¹ : TopologicalSpace α\nC : Set α\ninst✝ : SecondCountableTopology α\nhclosed : IsClosed[inst✝¹] C\nb : Set (Set α)\nbct : b.Countable\nleft✝ : ∅ ∉ b\nbbasis : IsTopologicalBasis b\nv : Set (Set α) := ⋯\nV : Set α := ⋯\nD : Set α := ⋯\n⊢ ∀ a ∈ v, (a ∩ C).Countable", "ppTe...
[]
· exact sep_subset_setOf _ _
Lean.Elab.Tactic.evalTacticCDot
Lean.cdot
Mathlib.Analysis.Normed.Group.InfiniteSum
{ "line": 130, "column": 2 }
{ "line": 130, "column": 44 }
{ "line": 131, "column": 2 }
[ { "pp": "case pos\nι : Type u_1\nε : Type u_5\ninst✝¹ : TopologicalSpace ε\ninst✝ : ESeminormedAddCommMonoid ε\nf : ι → ε\ng : ι → ℝ≥0∞\na : ℝ≥0∞\nhg : HasSum g a\nh : ∀ (i : ι), ‖f i‖ₑ ≤ g i\nhf : Summable f\n⊢ ‖∑' (i : ι), f i‖ₑ ≤ a", "ppTerm": "?pos✝", "assigned": true, "usedConstants": [ "...
[ "case neg\nι : Type u_1\nε : Type u_5\ninst✝¹ : TopologicalSpace ε\ninst✝ : ESeminormedAddCommMonoid ε\nf : ι → ε\ng : ι → ℝ≥0∞\na : ℝ≥0∞\nhg : HasSum g a\nh : ∀ (i : ι), ‖f i‖ₑ ≤ g i\nhf : ¬Summable f\n⊢ ‖∑' (i : ι), f i‖ₑ ≤ a" ]
· exact hf.hasSum.enorm_le_of_bounded hg h
Lean.Elab.Tactic.evalTacticCDot
Lean.cdot
Mathlib.MeasureTheory.Integral.Lebesgue.Add
{ "line": 483, "column": 53 }
{ "line": 486, "column": 19 }
{ "line": 488, "column": 0 }
[ { "pp": "α : Type u_1\nm m0 : MeasurableSpace α\nμ : Measure α\nhm : m ≤ m0\nf : α → ℝ≥0∞\nhf : AEMeasurable f (μ.trim hm)\ns : Set α\nhs : MeasurableSet s\n⊢ ∫⁻ (x : α) in s, f x ∂μ.trim hm = ∫⁻ (x : α) in s, f x ∂μ", "ppTerm": "?m.27", "assigned": true, "usedConstants": [ "Eq.mpr", "Me...
[]
by rw [← lintegral_trim_ae hm] all_goals rw [← restrict_trim hm _ hs] exact hf.restrict
[anonymous]
Lean.Parser.Term.byTactic
Mathlib.MeasureTheory.Integral.Lebesgue.DominatedConvergence
{ "line": 217, "column": 6 }
{ "line": 217, "column": 33 }
{ "line": 218, "column": 6 }
[ { "pp": "case inl\nα : Type u_2\nmα : MeasurableSpace α\nf : ℕ → α → ℝ≥0∞\nF : α → ℝ≥0∞\nμ : Measure α\nhf_meas : ∀ (n : ℕ), AEMeasurable (f n) μ\nhf_tendsto : Tendsto (fun i ↦ ∫⁻ (a : α), f i a ∂μ) atTop (𝓝 (∫⁻ (a : α), F a ∂μ))\nhf_mono : ∀ᵐ (a : α) ∂μ, Antitone fun i ↦ f i a\nh_bound : ∀ᵐ (a : α) ∂μ, ∀ (i :...
[ "case inl\nα : Type u_2\nmα : MeasurableSpace α\nf : ℕ → α → ℝ≥0∞\nF : α → ℝ≥0∞\nμ : Measure α\nhf_meas : ∀ (n : ℕ), AEMeasurable (f n) μ\nhf_tendsto : Tendsto (fun i ↦ ∫⁻ (a : α), f i a ∂μ) atTop (𝓝 (∫⁻ (a : α), F a ∂μ))\nhf_mono : ∀ᵐ (a : α) ∂μ, Antitone fun i ↦ f i a\nh_bound : ∀ᵐ (a : α) ∂μ, ∀ (i : ℕ), F a ≤ f...
refine ⟨0, h.mono_right ?_⟩
Lean.Elab.Tactic.evalRefine
Lean.Parser.Tactic.refine
Mathlib.MeasureTheory.Function.StronglyMeasurable.Basic
{ "line": 1139, "column": 4 }
{ "line": 1139, "column": 28 }
{ "line": 1140, "column": 2 }
[ { "pp": "case refine_1\nα : Type u_1\nβ : Type u_2\nm0 : MeasurableSpace α\nμ : Measure α\nf : α → β\ninst✝² : Zero β\ninst✝¹ : TopologicalSpace β\ninst✝ : T2Space β\nfs : ℕ → α →ₛ β\nhT_lt_top : ∀ (n : ℕ), μ (support ⇑(fs n)) < ∞\nh_approx : ∀ (x : α), Tendsto (fun n ↦ (fs n) x) atTop (𝓝 (f x))\nT : ℕ → Set α...
[]
exact tendsto_const_nhds
Lean.Elab.Tactic.evalExact
Lean.Parser.Tactic.exact
Mathlib.Topology.Metrizable.CompletelyMetrizable
{ "line": 216, "column": 2 }
{ "line": 216, "column": 41 }
{ "line": 217, "column": 2 }
[ { "pp": "X : Type u_1\nY : Type u_2\ninst✝¹ : TopologicalSpace X\ninst✝ : IsCompletelyMetrizableSpace X\n⊢ TopologicalSpace.MetrizableSpace X", "ppTerm": "?m.3", "assigned": true, "usedConstants": [ "TopologicalSpace.upgradeIsCompletelyMetrizable" ], "usedFVars": [ "X", "in...
[ "X : Type u_1\nY : Type u_2\ninst✝¹ : TopologicalSpace X\ninst✝ : IsCompletelyMetrizableSpace X\nthis : UpgradedIsCompletelyMetrizableSpace X := upgradeIsCompletelyMetrizable X\n⊢ TopologicalSpace.MetrizableSpace X" ]
letI := upgradeIsCompletelyMetrizable X
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_tacticLetI___1
Lean.Parser.Tactic.tacticLetI__
Mathlib.Topology.MetricSpace.Gluing
{ "line": 248, "column": 4 }
{ "line": 248, "column": 21 }
{ "line": 249, "column": 4 }
[ { "pp": "case mp\nX : Type u\nY : Type v\ninst✝¹ : MetricSpace X\ninst✝ : MetricSpace Y\ns : Set ((X ⊕ Y) × (X ⊕ Y))\n⊢ s ∈ 𝓤 (X ⊕ Y) → ∃ ε > 0, ∀ (a b : X ⊕ Y), Sum.dist a b < ε → (a, b) ∈ s", "ppTerm": "?mp", "assigned": true, "usedConstants": [ "Filter.instMembership", "Real", ...
[ "case mp\nX : Type u\nY : Type v\ninst✝¹ : MetricSpace X\ninst✝ : MetricSpace Y\ns : Set ((X ⊕ Y) × (X ⊕ Y))\nhsX : s ∈ Filter.map (fun p ↦ (Sum.inl p.1, Sum.inl p.2)) (𝓤 X)\nhsY : s ∈ Filter.map (fun p ↦ (Sum.inr p.1, Sum.inr p.2)) (𝓤 Y)\n⊢ ∃ ε > 0, ∀ (a b : X ⊕ Y), Sum.dist a b < ε → (a, b) ∈ s" ]
rintro ⟨hsX, hsY⟩
_private.Lean.Elab.Tactic.RCases.0.Lean.Elab.Tactic.RCases.evalRIntro
Lean.Parser.Tactic.rintro
Mathlib.Topology.MetricSpace.PiNat
{ "line": 97, "column": 6 }
{ "line": 97, "column": 16 }
{ "line": 97, "column": 16 }
[ { "pp": "E : ℕ → Type u_1\nx y z : (n : ℕ) → E n\nh : x ≠ z\nH : firstDiff x z < min (firstDiff x y) (firstDiff y z)\n⊢ False", "ppTerm": "?m.23", "assigned": true, "usedConstants": [ "PiNat.firstDiff", "Preorder.toLT", "congrArg", "PartialOrder.toPreorder", "Semilattic...
[ "E : ℕ → Type u_1\nx y z : (n : ℕ) → E n\nh : x ≠ z\nH : firstDiff x z < firstDiff x y ∧ firstDiff x z < firstDiff y z\n⊢ False" ]
lt_min_iff
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.Topology.MetricSpace.PiNat
{ "line": 213, "column": 6 }
{ "line": 213, "column": 16 }
{ "line": 214, "column": 6 }
[ { "pp": "case mp.succ\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\nh : res x (n + 1) = res y (n + 1)\n⊢ ∀ ⦃m : ℕ⦄, m < n + 1 → x m = y m", "ppTerm": "?mp.succ", "assigned": true, "usedConstants": [ "instOfNatNat", "instHAdd", "HAdd.hAdd"...
[ "case mp.succ\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\nh : res x (n + 1) = res y (n + 1)\nm : ℕ\nhm : m < n + 1\n⊢ x m = y m" ]
intro m hm
Lean.Elab.Tactic.evalIntro
Lean.Parser.Tactic.intro
Mathlib.Topology.MetricSpace.PiNat
{ "line": 318, "column": 4 }
{ "line": 318, "column": 85 }
{ "line": 319, "column": 2 }
[ { "pp": "E : ℕ → Type u_1\nx y : (n : ℕ) → E n\nn : ℕ\nh : dist x y < (1 / 2) ^ n\ni : ℕ\nhi : i ≤ n\nhne : x ≠ y\n⊢ n < firstDiff x y", "ppTerm": "?m.49", "assigned": true, "usedConstants": [ "Real.instIsOrderedRing", "NonAssocSemiring.toAddCommMonoidWithOne", "Real.partialOrder",...
[]
simpa [dist_eq_of_ne hne, inv_lt_inv₀, pow_lt_pow_iff_right₀, one_lt_two] using h
Lean.Elab.Tactic.Simpa.evalSimpa
Lean.Parser.Tactic.simpa
Mathlib.Topology.MetricSpace.Gluing
{ "line": 652, "column": 4 }
{ "line": 654, "column": 92 }
{ "line": 656, "column": 0 }
[]
[]
range (toInductiveLimit I i) ⊆ closure (toInductiveLimit I i '' (hsX i)) := (toInductiveLimit_isometry I i |>.continuous).range_subset_closure_image_dense (hdX i) _ ⊆ closure s := closure_mono <| subset_iUnion (fun j ↦ toInductiveLimit I j '' hsX j) i
Lean.Elab.Tactic._aux_Mathlib_Tactic_Widget_Calc___elabRules_Lean_calcTactic_1
Lean.calcSteps
Mathlib.Topology.MetricSpace.CantorScheme
{ "line": 169, "column": 4 }
{ "line": 169, "column": 29 }
{ "line": 170, "column": 4 }
[ { "pp": "β : 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)\n...
[ "β : 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)\n⊢ ∀ ε > 0, ∃...
rw [Metric.cauchySeq_iff]
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_rwSeq_1
Lean.Parser.Tactic.rwSeq