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import Mathlib.Algebra.BigOperators.Associated import Mathlib.Algebra.Order.Ring.Abs import Mathlib.Data.Nat.Choose.Sum import Mathlib.Data.Nat.Choose.Dvd import Mathlib.Data.Nat.Prime #align_import number_theory.primorial from "leanprover-community/mathlib"@"0a0ec35061ed9960bf0e7ffb0335f44447b58977" open Finset ...
Mathlib/NumberTheory/Primorial.lean
45
48
theorem primorial_succ {n : β„•} (hn1 : n β‰  1) (hn : Odd n) : (n + 1)# = n# := by
refine prod_congr ?_ fun _ _ ↦ rfl rw [range_succ, filter_insert, if_neg fun h ↦ odd_iff_not_even.mp hn _] exact fun h ↦ h.even_sub_one <| mt succ.inj hn1
3
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import Mathlib.Algebra.BigOperators.Associated import Mathlib.Algebra.Order.Ring.Abs import Mathlib.Data.Nat.Choose.Sum import Mathlib.Data.Nat.Choose.Dvd import Mathlib.Data.Nat.Prime #align_import number_theory.primorial from "leanprover-community/mathlib"@"0a0ec35061ed9960bf0e7ffb0335f44447b58977" open Finset ...
Mathlib/NumberTheory/Primorial.lean
51
55
theorem primorial_add (m n : β„•) : (m + n)# = m# * ∏ p ∈ filter Nat.Prime (Ico (m + 1) (m + n + 1)), p := by
rw [primorial, primorial, ← Ico_zero_eq_range, ← prod_union, ← filter_union, Ico_union_Ico_eq_Ico] exacts [Nat.zero_le _, add_le_add_right (Nat.le_add_right _ _) _, disjoint_filter_filter <| Ico_disjoint_Ico_consecutive _ _ _]
3
20.085537
1
1.333333
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import Mathlib.Algebra.BigOperators.Associated import Mathlib.Algebra.Order.Ring.Abs import Mathlib.Data.Nat.Choose.Sum import Mathlib.Data.Nat.Choose.Dvd import Mathlib.Data.Nat.Prime #align_import number_theory.primorial from "leanprover-community/mathlib"@"0a0ec35061ed9960bf0e7ffb0335f44447b58977" open Finset ...
Mathlib/NumberTheory/Primorial.lean
73
91
theorem primorial_le_4_pow (n : β„•) : n# ≀ 4 ^ n := by
induction' n using Nat.strong_induction_on with n ihn cases' n with n; Β· rfl rcases n.even_or_odd with (⟨m, rfl⟩ | ho) Β· rcases m.eq_zero_or_pos with (rfl | hm) Β· decide calc (m + m + 1)# = (m + 1 + m)# := by rw [add_right_comm] _ ≀ (m + 1)# * choose (m + 1 + m) (m + 1) := primorial_add_le ...
18
65,659,969.137331
2
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import Mathlib.Analysis.Analytic.Composition import Mathlib.Analysis.Analytic.Constructions import Mathlib.Analysis.Complex.CauchyIntegral import Mathlib.Analysis.SpecialFunctions.Complex.LogDeriv open Complex Set open scoped Topology variable {E : Type} [NormedAddCommGroup E] [NormedSpace β„‚ E] variable {f g : E β†’...
Mathlib/Analysis/SpecialFunctions/Complex/Analytic.lean
24
25
theorem analyticOn_cexp : AnalyticOn β„‚ exp univ := by
rw [analyticOn_univ_iff_differentiable]; exact differentiable_exp
1
2.718282
0
1.333333
3
1,395
import Mathlib.Analysis.Analytic.Composition import Mathlib.Analysis.Analytic.Constructions import Mathlib.Analysis.Complex.CauchyIntegral import Mathlib.Analysis.SpecialFunctions.Complex.LogDeriv open Complex Set open scoped Topology variable {E : Type} [NormedAddCommGroup E] [NormedSpace β„‚ E] variable {f g : E β†’...
Mathlib/Analysis/SpecialFunctions/Complex/Analytic.lean
40
44
theorem analyticAt_clog (m : z ∈ slitPlane) : AnalyticAt β„‚ log z := by
rw [analyticAt_iff_eventually_differentiableAt] filter_upwards [isOpen_slitPlane.eventually_mem m] intro z m exact differentiableAt_id.clog m
4
54.59815
2
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import Mathlib.Analysis.Analytic.Composition import Mathlib.Analysis.Analytic.Constructions import Mathlib.Analysis.Complex.CauchyIntegral import Mathlib.Analysis.SpecialFunctions.Complex.LogDeriv open Complex Set open scoped Topology variable {E : Type} [NormedAddCommGroup E] [NormedSpace β„‚ E] variable {f g : E β†’...
Mathlib/Analysis/SpecialFunctions/Complex/Analytic.lean
57
64
theorem AnalyticAt.cpow (fa : AnalyticAt β„‚ f x) (ga : AnalyticAt β„‚ g x) (m : f x ∈ slitPlane) : AnalyticAt β„‚ (fun z ↦ f z ^ g z) x := by
have e : (fun z ↦ f z ^ g z) =αΆ [𝓝 x] fun z ↦ exp (log (f z) * g z) := by filter_upwards [(fa.continuousAt.eventually_ne (slitPlane_ne_zero m))] intro z fz simp only [fz, cpow_def, if_false] rw [analyticAt_congr e] exact ((fa.clog m).mul ga).cexp
6
403.428793
2
1.333333
3
1,395
import Mathlib.Analysis.SpecialFunctions.Pow.NNReal import Mathlib.Analysis.SpecialFunctions.Pow.Continuity import Mathlib.Analysis.SumOverResidueClass #align_import analysis.p_series from "leanprover-community/mathlib"@"0b9eaaa7686280fad8cce467f5c3c57ee6ce77f8" def SuccDiffBounded (C : β„•) (u : β„• β†’ β„•) : Prop :=...
Mathlib/Analysis/PSeries.lean
50
62
theorem le_sum_schlomilch' (hf : βˆ€ ⦃m n⦄, 0 < m β†’ m ≀ n β†’ f n ≀ f m) (h_pos : βˆ€ n, 0 < u n) (hu : Monotone u) (n : β„•) : (βˆ‘ k ∈ Ico (u 0) (u n), f k) ≀ βˆ‘ k ∈ range n, (u (k + 1) - u k) β€’ f (u k) := by
induction' n with n ihn Β· simp suffices (βˆ‘ k ∈ Ico (u n) (u (n + 1)), f k) ≀ (u (n + 1) - u n) β€’ f (u n) by rw [sum_range_succ, ← sum_Ico_consecutive] Β· exact add_le_add ihn this exacts [hu n.zero_le, hu n.le_succ] have : βˆ€ k ∈ Ico (u n) (u (n + 1)), f k ≀ f (u n) := fun k hk => hf (Nat.succ_le...
10
22,026.465795
2
1.333333
6
1,396
import Mathlib.Analysis.SpecialFunctions.Pow.NNReal import Mathlib.Analysis.SpecialFunctions.Pow.Continuity import Mathlib.Analysis.SumOverResidueClass #align_import analysis.p_series from "leanprover-community/mathlib"@"0b9eaaa7686280fad8cce467f5c3c57ee6ce77f8" def SuccDiffBounded (C : β„•) (u : β„• β†’ β„•) : Prop :=...
Mathlib/Analysis/PSeries.lean
64
68
theorem le_sum_condensed' (hf : βˆ€ ⦃m n⦄, 0 < m β†’ m ≀ n β†’ f n ≀ f m) (n : β„•) : (βˆ‘ k ∈ Ico 1 (2 ^ n), f k) ≀ βˆ‘ k ∈ range n, 2 ^ k β€’ f (2 ^ k) := by
convert le_sum_schlomilch' hf (fun n => pow_pos zero_lt_two n) (fun m n hm => pow_le_pow_right one_le_two hm) n using 2 simp [pow_succ, mul_two, two_mul]
3
20.085537
1
1.333333
6
1,396
import Mathlib.Analysis.SpecialFunctions.Pow.NNReal import Mathlib.Analysis.SpecialFunctions.Pow.Continuity import Mathlib.Analysis.SumOverResidueClass #align_import analysis.p_series from "leanprover-community/mathlib"@"0b9eaaa7686280fad8cce467f5c3c57ee6ce77f8" def SuccDiffBounded (C : β„•) (u : β„• β†’ β„•) : Prop :=...
Mathlib/Analysis/PSeries.lean
71
76
theorem le_sum_schlomilch (hf : βˆ€ ⦃m n⦄, 0 < m β†’ m ≀ n β†’ f n ≀ f m) (h_pos : βˆ€ n, 0 < u n) (hu : Monotone u) (n : β„•) : (βˆ‘ k ∈ range (u n), f k) ≀ βˆ‘ k ∈ range (u 0), f k + βˆ‘ k ∈ range n, (u (k + 1) - u k) β€’ f (u k) := by
convert add_le_add_left (le_sum_schlomilch' hf h_pos hu n) (βˆ‘ k ∈ range (u 0), f k) rw [← sum_range_add_sum_Ico _ (hu n.zero_le)]
2
7.389056
1
1.333333
6
1,396
import Mathlib.Analysis.SpecialFunctions.Pow.NNReal import Mathlib.Analysis.SpecialFunctions.Pow.Continuity import Mathlib.Analysis.SumOverResidueClass #align_import analysis.p_series from "leanprover-community/mathlib"@"0b9eaaa7686280fad8cce467f5c3c57ee6ce77f8" def SuccDiffBounded (C : β„•) (u : β„• β†’ β„•) : Prop :=...
Mathlib/Analysis/PSeries.lean
78
81
theorem le_sum_condensed (hf : βˆ€ ⦃m n⦄, 0 < m β†’ m ≀ n β†’ f n ≀ f m) (n : β„•) : (βˆ‘ k ∈ range (2 ^ n), f k) ≀ f 0 + βˆ‘ k ∈ range n, 2 ^ k β€’ f (2 ^ k) := by
convert add_le_add_left (le_sum_condensed' hf n) (f 0) rw [← sum_range_add_sum_Ico _ n.one_le_two_pow, sum_range_succ, sum_range_zero, zero_add]
2
7.389056
1
1.333333
6
1,396
import Mathlib.Analysis.SpecialFunctions.Pow.NNReal import Mathlib.Analysis.SpecialFunctions.Pow.Continuity import Mathlib.Analysis.SumOverResidueClass #align_import analysis.p_series from "leanprover-community/mathlib"@"0b9eaaa7686280fad8cce467f5c3c57ee6ce77f8" def SuccDiffBounded (C : β„•) (u : β„• β†’ β„•) : Prop :=...
Mathlib/Analysis/PSeries.lean
84
98
theorem sum_schlomilch_le' (hf : βˆ€ ⦃m n⦄, 1 < m β†’ m ≀ n β†’ f n ≀ f m) (h_pos : βˆ€ n, 0 < u n) (hu : Monotone u) (n : β„•) : (βˆ‘ k ∈ range n, (u (k + 1) - u k) β€’ f (u (k + 1))) ≀ βˆ‘ k ∈ Ico (u 0 + 1) (u n + 1), f k := by
induction' n with n ihn Β· simp suffices (u (n + 1) - u n) β€’ f (u (n + 1)) ≀ βˆ‘ k ∈ Ico (u n + 1) (u (n + 1) + 1), f k by rw [sum_range_succ, ← sum_Ico_consecutive] exacts [add_le_add ihn this, (add_le_add_right (hu n.zero_le) _ : u 0 + 1 ≀ u n + 1), add_le_add_right (hu n.le_succ) _] have : ...
12
162,754.791419
2
1.333333
6
1,396
import Mathlib.Analysis.SpecialFunctions.Pow.NNReal import Mathlib.Analysis.SpecialFunctions.Pow.Continuity import Mathlib.Analysis.SumOverResidueClass #align_import analysis.p_series from "leanprover-community/mathlib"@"0b9eaaa7686280fad8cce467f5c3c57ee6ce77f8" def SuccDiffBounded (C : β„•) (u : β„• β†’ β„•) : Prop :=...
Mathlib/Analysis/PSeries.lean
100
104
theorem sum_condensed_le' (hf : βˆ€ ⦃m n⦄, 1 < m β†’ m ≀ n β†’ f n ≀ f m) (n : β„•) : (βˆ‘ k ∈ range n, 2 ^ k β€’ f (2 ^ (k + 1))) ≀ βˆ‘ k ∈ Ico 2 (2 ^ n + 1), f k := by
convert sum_schlomilch_le' hf (fun n => pow_pos zero_lt_two n) (fun m n hm => pow_le_pow_right one_le_two hm) n using 2 simp [pow_succ, mul_two, two_mul]
3
20.085537
1
1.333333
6
1,396
import Mathlib.LinearAlgebra.CliffordAlgebra.Fold import Mathlib.LinearAlgebra.ExteriorAlgebra.Basic #align_import linear_algebra.exterior_algebra.of_alternating from "leanprover-community/mathlib"@"ce11c3c2a285bbe6937e26d9792fda4e51f3fe1a" variable {R M N N' : Type*} variable [CommRing R] [AddCommGroup M] [AddCo...
Mathlib/LinearAlgebra/ExteriorAlgebra/OfAlternating.lean
68
76
theorem liftAlternating_ΞΉ (f : βˆ€ i, M [β‹€^Fin i]β†’β‚—[R] N) (m : M) : liftAlternating (R := R) (M := M) (N := N) f (ΞΉ R m) = f 1 ![m] := by
dsimp [liftAlternating] rw [foldl_ΞΉ, LinearMap.mkβ‚‚_apply, AlternatingMap.curryLeft_apply_apply] congr -- Porting note: In Lean 3, `congr` could use the `[Subsingleton (Fin 0 β†’ M)]` instance to finish -- the proof. Here, the instance can be synthesized but `congr` does not use it so the following -- line is...
7
1,096.633158
2
1.333333
6
1,397
import Mathlib.LinearAlgebra.CliffordAlgebra.Fold import Mathlib.LinearAlgebra.ExteriorAlgebra.Basic #align_import linear_algebra.exterior_algebra.of_alternating from "leanprover-community/mathlib"@"ce11c3c2a285bbe6937e26d9792fda4e51f3fe1a" variable {R M N N' : Type*} variable [CommRing R] [AddCommGroup M] [AddCo...
Mathlib/LinearAlgebra/ExteriorAlgebra/OfAlternating.lean
79
85
theorem liftAlternating_ΞΉ_mul (f : βˆ€ i, M [β‹€^Fin i]β†’β‚—[R] N) (m : M) (x : ExteriorAlgebra R M) : liftAlternating (R := R) (M := M) (N := N) f (ΞΉ R m * x) = liftAlternating (R := R) (M := M) (N := N) (fun i => (f i.succ).curryLeft m) x := by
dsimp [liftAlternating] rw [foldl_mul, foldl_ΞΉ] rfl
3
20.085537
1
1.333333
6
1,397
import Mathlib.LinearAlgebra.CliffordAlgebra.Fold import Mathlib.LinearAlgebra.ExteriorAlgebra.Basic #align_import linear_algebra.exterior_algebra.of_alternating from "leanprover-community/mathlib"@"ce11c3c2a285bbe6937e26d9792fda4e51f3fe1a" variable {R M N N' : Type*} variable [CommRing R] [AddCommGroup M] [AddCo...
Mathlib/LinearAlgebra/ExteriorAlgebra/OfAlternating.lean
89
92
theorem liftAlternating_one (f : βˆ€ i, M [β‹€^Fin i]β†’β‚—[R] N) : liftAlternating (R := R) (M := M) (N := N) f (1 : ExteriorAlgebra R M) = f 0 0 := by
dsimp [liftAlternating] rw [foldl_one]
2
7.389056
1
1.333333
6
1,397
import Mathlib.LinearAlgebra.CliffordAlgebra.Fold import Mathlib.LinearAlgebra.ExteriorAlgebra.Basic #align_import linear_algebra.exterior_algebra.of_alternating from "leanprover-community/mathlib"@"ce11c3c2a285bbe6937e26d9792fda4e51f3fe1a" variable {R M N N' : Type*} variable [CommRing R] [AddCommGroup M] [AddCo...
Mathlib/LinearAlgebra/ExteriorAlgebra/OfAlternating.lean
96
99
theorem liftAlternating_algebraMap (f : βˆ€ i, M [β‹€^Fin i]β†’β‚—[R] N) (r : R) : liftAlternating (R := R) (M := M) (N := N) f (algebraMap _ (ExteriorAlgebra R M) r) = r β€’ f 0 0 := by
rw [Algebra.algebraMap_eq_smul_one, map_smul, liftAlternating_one]
1
2.718282
0
1.333333
6
1,397
import Mathlib.LinearAlgebra.CliffordAlgebra.Fold import Mathlib.LinearAlgebra.ExteriorAlgebra.Basic #align_import linear_algebra.exterior_algebra.of_alternating from "leanprover-community/mathlib"@"ce11c3c2a285bbe6937e26d9792fda4e51f3fe1a" variable {R M N N' : Type*} variable [CommRing R] [AddCommGroup M] [AddCo...
Mathlib/LinearAlgebra/ExteriorAlgebra/OfAlternating.lean
103
115
theorem liftAlternating_apply_ΞΉMulti {n : β„•} (f : βˆ€ i, M [β‹€^Fin i]β†’β‚—[R] N) (v : Fin n β†’ M) : liftAlternating (R := R) (M := M) (N := N) f (ΞΉMulti R n v) = f n v := by
rw [ΞΉMulti_apply] -- Porting note: `v` is generalized automatically so it was removed from the next line induction' n with n ih generalizing f Β· -- Porting note: Lean does not automatically synthesize the instance -- `[Subsingleton (Fin 0 β†’ M)]` which is needed for `Subsingleton.elim 0 v` on line 114. ...
11
59,874.141715
2
1.333333
6
1,397
import Mathlib.LinearAlgebra.CliffordAlgebra.Fold import Mathlib.LinearAlgebra.ExteriorAlgebra.Basic #align_import linear_algebra.exterior_algebra.of_alternating from "leanprover-community/mathlib"@"ce11c3c2a285bbe6937e26d9792fda4e51f3fe1a" variable {R M N N' : Type*} variable [CommRing R] [AddCommGroup M] [AddCo...
Mathlib/LinearAlgebra/ExteriorAlgebra/OfAlternating.lean
125
135
theorem liftAlternating_comp (g : N β†’β‚—[R] N') (f : βˆ€ i, M [β‹€^Fin i]β†’β‚—[R] N) : (liftAlternating (R := R) (M := M) (N := N') fun i => g.compAlternatingMap (f i)) = g βˆ˜β‚— liftAlternating (R := R) (M := M) (N := N) f := by
ext v rw [LinearMap.comp_apply] induction' v using CliffordAlgebra.left_induction with r x y hx hy x m hx generalizing f Β· rw [liftAlternating_algebraMap, liftAlternating_algebraMap, map_smul, LinearMap.compAlternatingMap_apply] Β· rw [map_add, map_add, map_add, hx, hy] Β· rw [liftAlternating_ΞΉ_mul, li...
8
2,980.957987
2
1.333333
6
1,397
import Mathlib.Analysis.InnerProductSpace.Projection import Mathlib.Analysis.NormedSpace.lpSpace import Mathlib.Analysis.InnerProductSpace.PiL2 #align_import analysis.inner_product_space.l2_space from "leanprover-community/mathlib"@"46b633fd842bef9469441c0209906f6dddd2b4f5" open RCLike Submodule Filter open scop...
Mathlib/Analysis/InnerProductSpace/l2Space.lean
106
112
theorem summable_inner (f g : lp G 2) : Summable fun i => βŸͺf i, g i⟫ := by
-- Apply the Direct Comparison Test, comparing with βˆ‘' i, β€–f iβ€– * β€–g iβ€– (summable by HΓΆlder) refine .of_norm_bounded (fun i => β€–f iβ€– * β€–g iβ€–) (lp.summable_mul ?_ f g) ?_ Β· rw [Real.isConjExponent_iff]; norm_num intro i -- Then apply Cauchy-Schwarz pointwise exact norm_inner_le_norm (π•œ := π•œ) _ _
6
403.428793
2
1.333333
3
1,398
import Mathlib.Analysis.InnerProductSpace.Projection import Mathlib.Analysis.NormedSpace.lpSpace import Mathlib.Analysis.InnerProductSpace.PiL2 #align_import analysis.inner_product_space.l2_space from "leanprover-community/mathlib"@"46b633fd842bef9469441c0209906f6dddd2b4f5" open RCLike Submodule Filter open scop...
Mathlib/Analysis/InnerProductSpace/l2Space.lean
164
171
theorem inner_single_left (i : ΞΉ) (a : G i) (f : lp G 2) : βŸͺlp.single 2 i a, f⟫ = βŸͺa, f i⟫ := by
refine (hasSum_inner (lp.single 2 i a) f).unique ?_ convert hasSum_ite_eq i βŸͺa, f i⟫ using 1 ext j rw [lp.single_apply] split_ifs with h Β· subst h; rfl Β· simp
7
1,096.633158
2
1.333333
3
1,398
import Mathlib.Analysis.InnerProductSpace.Projection import Mathlib.Analysis.NormedSpace.lpSpace import Mathlib.Analysis.InnerProductSpace.PiL2 #align_import analysis.inner_product_space.l2_space from "leanprover-community/mathlib"@"46b633fd842bef9469441c0209906f6dddd2b4f5" open RCLike Submodule Filter open scop...
Mathlib/Analysis/InnerProductSpace/l2Space.lean
174
175
theorem inner_single_right (i : ΞΉ) (a : G i) (f : lp G 2) : βŸͺf, lp.single 2 i a⟫ = βŸͺf i, a⟫ := by
simpa [inner_conj_symm] using congr_arg conj (@inner_single_left _ π•œ _ _ _ _ i a f)
1
2.718282
0
1.333333
3
1,398
import Mathlib.Data.Int.AbsoluteValue import Mathlib.LinearAlgebra.Matrix.Determinant.Basic #align_import linear_algebra.matrix.absolute_value from "leanprover-community/mathlib"@"ab0a2959c83b06280ef576bc830d4aa5fe8c8e61" open Matrix namespace Matrix open Equiv Finset variable {R S : Type*} [CommRing R] [Nontr...
Mathlib/LinearAlgebra/Matrix/AbsoluteValue.lean
37
49
theorem det_le {A : Matrix n n R} {abv : AbsoluteValue R S} {x : S} (hx : βˆ€ i j, abv (A i j) ≀ x) : abv A.det ≀ Nat.factorial (Fintype.card n) β€’ x ^ Fintype.card n := calc abv A.det = abv (βˆ‘ Οƒ : Perm n, Perm.sign Οƒ β€’ ∏ i, A (Οƒ i) i) := congr_arg abv (det_apply _) _ ≀ βˆ‘ Οƒ : Perm n, abv (Perm.sign Οƒ β€’ ∏ i, ...
rw [sum_const, Finset.card_univ, Fintype.card_perm]
1
2.718282
0
1.333333
3
1,399
import Mathlib.Data.Int.AbsoluteValue import Mathlib.LinearAlgebra.Matrix.Determinant.Basic #align_import linear_algebra.matrix.absolute_value from "leanprover-community/mathlib"@"ab0a2959c83b06280ef576bc830d4aa5fe8c8e61" open Matrix namespace Matrix open Equiv Finset variable {R S : Type*} [CommRing R] [Nontr...
Mathlib/LinearAlgebra/Matrix/AbsoluteValue.lean
52
61
theorem det_sum_le {ΞΉ : Type*} (s : Finset ΞΉ) {A : ΞΉ β†’ Matrix n n R} {abv : AbsoluteValue R S} {x : S} (hx : βˆ€ k i j, abv (A k i j) ≀ x) : abv (det (βˆ‘ k ∈ s, A k)) ≀ Nat.factorial (Fintype.card n) β€’ (Finset.card s β€’ x) ^ Fintype.card n := det_le fun i j => calc abv ((βˆ‘ k ∈ s, A k) i j) = abv (...
simp only [sum_apply] _ ≀ βˆ‘ k ∈ s, abv (A k i j) := abv.sum_le _ _ _ ≀ βˆ‘ _k ∈ s, x := sum_le_sum fun k _ => hx k i j _ = s.card β€’ x := sum_const _
4
54.59815
2
1.333333
3
1,399
import Mathlib.Data.Int.AbsoluteValue import Mathlib.LinearAlgebra.Matrix.Determinant.Basic #align_import linear_algebra.matrix.absolute_value from "leanprover-community/mathlib"@"ab0a2959c83b06280ef576bc830d4aa5fe8c8e61" open Matrix namespace Matrix open Equiv Finset variable {R S : Type*} [CommRing R] [Nontr...
Mathlib/LinearAlgebra/Matrix/AbsoluteValue.lean
64
73
theorem det_sum_smul_le {ΞΉ : Type*} (s : Finset ΞΉ) {c : ΞΉ β†’ R} {A : ΞΉ β†’ Matrix n n R} {abv : AbsoluteValue R S} {x : S} (hx : βˆ€ k i j, abv (A k i j) ≀ x) {y : S} (hy : βˆ€ k, abv (c k) ≀ y) : abv (det (βˆ‘ k ∈ s, c k β€’ A k)) ≀ Nat.factorial (Fintype.card n) β€’ (Finset.card s β€’ y * x) ^ Fintype.card n := by
simpa only [smul_mul_assoc] using det_sum_le s fun k i j => calc abv (c k * A k i j) = abv (c k) * abv (A k i j) := abv.map_mul _ _ _ ≀ y * x := mul_le_mul (hy k) (hx k i j) (abv.nonneg _) ((abv.nonneg _).trans (hy k))
5
148.413159
2
1.333333
3
1,399
import Mathlib.RingTheory.Ideal.Operations import Mathlib.Algebra.Module.Torsion import Mathlib.Algebra.Ring.Idempotents import Mathlib.LinearAlgebra.FiniteDimensional import Mathlib.RingTheory.Ideal.LocalRing import Mathlib.RingTheory.Filtration import Mathlib.RingTheory.Nakayama #align_import ring_theory.ideal.cota...
Mathlib/RingTheory/Ideal/Cotangent.lean
63
65
theorem map_toCotangent_ker : I.toCotangent.ker.map I.subtype = I ^ 2 := by
rw [Ideal.toCotangent, Submodule.ker_mkQ, pow_two, Submodule.map_smul'' I ⊀ (Submodule.subtype I), Algebra.id.smul_eq_mul, Submodule.map_subtype_top]
2
7.389056
1
1.333333
6
1,400
import Mathlib.RingTheory.Ideal.Operations import Mathlib.Algebra.Module.Torsion import Mathlib.Algebra.Ring.Idempotents import Mathlib.LinearAlgebra.FiniteDimensional import Mathlib.RingTheory.Ideal.LocalRing import Mathlib.RingTheory.Filtration import Mathlib.RingTheory.Nakayama #align_import ring_theory.ideal.cota...
Mathlib/RingTheory/Ideal/Cotangent.lean
69
71
theorem mem_toCotangent_ker {x : I} : x ∈ LinearMap.ker I.toCotangent ↔ (x : R) ∈ I ^ 2 := by
rw [← I.map_toCotangent_ker] simp
2
7.389056
1
1.333333
6
1,400
import Mathlib.RingTheory.Ideal.Operations import Mathlib.Algebra.Module.Torsion import Mathlib.Algebra.Ring.Idempotents import Mathlib.LinearAlgebra.FiniteDimensional import Mathlib.RingTheory.Ideal.LocalRing import Mathlib.RingTheory.Filtration import Mathlib.RingTheory.Nakayama #align_import ring_theory.ideal.cota...
Mathlib/RingTheory/Ideal/Cotangent.lean
74
76
theorem toCotangent_eq {x y : I} : I.toCotangent x = I.toCotangent y ↔ (x - y : R) ∈ I ^ 2 := by
rw [← sub_eq_zero] exact I.mem_toCotangent_ker
2
7.389056
1
1.333333
6
1,400
import Mathlib.RingTheory.Ideal.Operations import Mathlib.Algebra.Module.Torsion import Mathlib.Algebra.Ring.Idempotents import Mathlib.LinearAlgebra.FiniteDimensional import Mathlib.RingTheory.Ideal.LocalRing import Mathlib.RingTheory.Filtration import Mathlib.RingTheory.Nakayama #align_import ring_theory.ideal.cota...
Mathlib/RingTheory/Ideal/Cotangent.lean
88
96
theorem cotangent_subsingleton_iff : Subsingleton I.Cotangent ↔ IsIdempotentElem I := by
constructor Β· intro H refine (pow_two I).symm.trans (le_antisymm (Ideal.pow_le_self two_ne_zero) ?_) exact fun x hx => (I.toCotangent_eq_zero ⟨x, hx⟩).mp (Subsingleton.elim _ _) Β· exact fun e => ⟨fun x y => Quotient.inductionOnβ‚‚' x y fun x y => I.toCotangent_eq.mpr <| ((pow_two I)...
8
2,980.957987
2
1.333333
6
1,400
import Mathlib.RingTheory.Ideal.Operations import Mathlib.Algebra.Module.Torsion import Mathlib.Algebra.Ring.Idempotents import Mathlib.LinearAlgebra.FiniteDimensional import Mathlib.RingTheory.Ideal.LocalRing import Mathlib.RingTheory.Filtration import Mathlib.RingTheory.Nakayama #align_import ring_theory.ideal.cota...
Mathlib/RingTheory/Ideal/Cotangent.lean
122
128
theorem cotangentIdeal_square (I : Ideal R) : I.cotangentIdeal ^ 2 = βŠ₯ := by
rw [eq_bot_iff, pow_two I.cotangentIdeal, ← smul_eq_mul] intro x hx refine Submodule.smul_induction_on hx ?_ ?_ Β· rintro _ ⟨x, hx, rfl⟩ _ ⟨y, hy, rfl⟩; apply (Submodule.Quotient.eq _).mpr _ rw [sub_zero, pow_two]; exact Ideal.mul_mem_mul hx hy Β· intro x y hx hy; exact add_mem hx hy
6
403.428793
2
1.333333
6
1,400
import Mathlib.RingTheory.Ideal.Operations import Mathlib.Algebra.Module.Torsion import Mathlib.Algebra.Ring.Idempotents import Mathlib.LinearAlgebra.FiniteDimensional import Mathlib.RingTheory.Ideal.LocalRing import Mathlib.RingTheory.Filtration import Mathlib.RingTheory.Nakayama #align_import ring_theory.ideal.cota...
Mathlib/RingTheory/Ideal/Cotangent.lean
132
136
theorem to_quotient_square_range : LinearMap.range I.cotangentToQuotientSquare = I.cotangentIdeal.restrictScalars R := by
trans LinearMap.range (I.cotangentToQuotientSquare.comp I.toCotangent) Β· rw [LinearMap.range_comp, I.toCotangent_range, Submodule.map_top] Β· rw [to_quotient_square_comp_toCotangent, LinearMap.range_comp, I.range_subtype]; ext; rfl
3
20.085537
1
1.333333
6
1,400
import Mathlib.Data.Stream.Init import Mathlib.Tactic.Common #align_import data.seq.computation from "leanprover-community/mathlib"@"1f0096e6caa61e9c849ec2adbd227e960e9dff58" open Function universe u v w def Computation (Ξ± : Type u) : Type u := { f : Stream' (Option Ξ±) // βˆ€ ⦃n a⦄, f n = some a β†’ f (n + 1) = ...
Mathlib/Data/Seq/Computation.lean
114
123
theorem destruct_eq_pure {s : Computation Ξ±} {a : Ξ±} : destruct s = Sum.inl a β†’ s = pure a := by
dsimp [destruct] induction' f0 : s.1 0 with _ <;> intro h Β· contradiction Β· apply Subtype.eq funext n induction' n with n IH Β· injection h with h' rwa [h'] at f0 Β· exact s.2 IH
9
8,103.083928
2
1.333333
3
1,401
import Mathlib.Data.Stream.Init import Mathlib.Tactic.Common #align_import data.seq.computation from "leanprover-community/mathlib"@"1f0096e6caa61e9c849ec2adbd227e960e9dff58" open Function universe u v w def Computation (Ξ± : Type u) : Type u := { f : Stream' (Option Ξ±) // βˆ€ ⦃n a⦄, f n = some a β†’ f (n + 1) = ...
Mathlib/Data/Seq/Computation.lean
126
136
theorem destruct_eq_think {s : Computation Ξ±} {s'} : destruct s = Sum.inr s' β†’ s = think s' := by
dsimp [destruct] induction' f0 : s.1 0 with a' <;> intro h Β· injection h with h' rw [← h'] cases' s with f al apply Subtype.eq dsimp [think, tail] rw [← f0] exact (Stream'.eta f).symm Β· contradiction
10
22,026.465795
2
1.333333
3
1,401
import Mathlib.Data.Stream.Init import Mathlib.Tactic.Common #align_import data.seq.computation from "leanprover-community/mathlib"@"1f0096e6caa61e9c849ec2adbd227e960e9dff58" open Function universe u v w def Computation (Ξ± : Type u) : Type u := { f : Stream' (Option Ξ±) // βˆ€ ⦃n a⦄, f n = some a β†’ f (n + 1) = ...
Mathlib/Data/Seq/Computation.lean
175
176
theorem tail_think (s : Computation Ξ±) : tail (think s) = s := by
cases' s with f al; apply Subtype.eq; dsimp [tail, think]
1
2.718282
0
1.333333
3
1,401
import Mathlib.Combinatorics.SimpleGraph.Coloring #align_import combinatorics.simple_graph.partition from "leanprover-community/mathlib"@"2303b3e299f1c75b07bceaaac130ce23044d1386" universe u v namespace SimpleGraph variable {V : Type u} (G : SimpleGraph V) structure Partition where parts : Set (Set V) ...
Mathlib/Combinatorics/SimpleGraph/Partition.lean
88
90
theorem partOfVertex_mem (v : V) : P.partOfVertex v ∈ P.parts := by
obtain ⟨h, -⟩ := (P.isPartition.2 v).choose_spec.1 exact h
2
7.389056
1
1.333333
3
1,402
import Mathlib.Combinatorics.SimpleGraph.Coloring #align_import combinatorics.simple_graph.partition from "leanprover-community/mathlib"@"2303b3e299f1c75b07bceaaac130ce23044d1386" universe u v namespace SimpleGraph variable {V : Type u} (G : SimpleGraph V) structure Partition where parts : Set (Set V) ...
Mathlib/Combinatorics/SimpleGraph/Partition.lean
93
95
theorem mem_partOfVertex (v : V) : v ∈ P.partOfVertex v := by
obtain ⟨⟨_, h⟩, _⟩ := (P.isPartition.2 v).choose_spec exact h
2
7.389056
1
1.333333
3
1,402
import Mathlib.Combinatorics.SimpleGraph.Coloring #align_import combinatorics.simple_graph.partition from "leanprover-community/mathlib"@"2303b3e299f1c75b07bceaaac130ce23044d1386" universe u v namespace SimpleGraph variable {V : Type u} (G : SimpleGraph V) structure Partition where parts : Set (Set V) ...
Mathlib/Combinatorics/SimpleGraph/Partition.lean
98
102
theorem partOfVertex_ne_of_adj {v w : V} (h : G.Adj v w) : P.partOfVertex v β‰  P.partOfVertex w := by
intro hn have hw := P.mem_partOfVertex w rw [← hn] at hw exact P.independent _ (P.partOfVertex_mem v) (P.mem_partOfVertex v) hw (G.ne_of_adj h) h
4
54.59815
2
1.333333
3
1,402
import Mathlib.Topology.UniformSpace.UniformEmbedding import Mathlib.Topology.UniformSpace.Equiv #align_import topology.uniform_space.abstract_completion from "leanprover-community/mathlib"@"dc6c365e751e34d100e80fe6e314c3c3e0fd2988" noncomputable section attribute [local instance] Classical.propDecidable open F...
Mathlib/Topology/UniformSpace/AbstractCompletion.lean
136
138
theorem extend_coe [T2Space Ξ²] (hf : UniformContinuous f) (a : Ξ±) : (pkg.extend f) (ΞΉ a) = f a := by
rw [pkg.extend_def hf] exact pkg.denseInducing.extend_eq hf.continuous a
2
7.389056
1
1.333333
3
1,403
import Mathlib.Topology.UniformSpace.UniformEmbedding import Mathlib.Topology.UniformSpace.Equiv #align_import topology.uniform_space.abstract_completion from "leanprover-community/mathlib"@"dc6c365e751e34d100e80fe6e314c3c3e0fd2988" noncomputable section attribute [local instance] Classical.propDecidable open F...
Mathlib/Topology/UniformSpace/AbstractCompletion.lean
143
149
theorem uniformContinuous_extend : UniformContinuous (pkg.extend f) := by
by_cases hf : UniformContinuous f Β· rw [pkg.extend_def hf] exact uniformContinuous_uniformly_extend pkg.uniformInducing pkg.dense hf Β· change UniformContinuous (ite _ _ _) rw [if_neg hf] exact uniformContinuous_of_const fun a b => by congr 1
6
403.428793
2
1.333333
3
1,403
import Mathlib.Topology.UniformSpace.UniformEmbedding import Mathlib.Topology.UniformSpace.Equiv #align_import topology.uniform_space.abstract_completion from "leanprover-community/mathlib"@"dc6c365e751e34d100e80fe6e314c3c3e0fd2988" noncomputable section attribute [local instance] Classical.propDecidable open F...
Mathlib/Topology/UniformSpace/AbstractCompletion.lean
158
161
theorem extend_unique (hf : UniformContinuous f) {g : hatΞ± β†’ Ξ²} (hg : UniformContinuous g) (h : βˆ€ a : Ξ±, f a = g (ΞΉ a)) : pkg.extend f = g := by
apply pkg.funext pkg.continuous_extend hg.continuous simpa only [pkg.extend_coe hf] using h
2
7.389056
1
1.333333
3
1,403
import Mathlib.MeasureTheory.MeasurableSpace.Basic import Mathlib.MeasureTheory.Measure.MeasureSpaceDef #align_import measure_theory.function.ae_measurable_sequence from "leanprover-community/mathlib"@"d003c55042c3cd08aefd1ae9a42ef89441cdaaf3" open MeasureTheory open scoped Classical variable {ΞΉ : Sort*} {Ξ± Ξ² Ξ³...
Mathlib/MeasureTheory/Function/AEMeasurableSequence.lean
50
56
theorem mk_eq_fun_of_mem_aeSeqSet (hf : βˆ€ i, AEMeasurable (f i) ΞΌ) {x : Ξ±} (hx : x ∈ aeSeqSet hf p) (i : ΞΉ) : (hf i).mk (f i) x = f i x := haveI h_ss : aeSeqSet hf p βŠ† { x | βˆ€ i, f i x = (hf i).mk (f i) x } := by
rw [aeSeqSet, ← compl_compl { x | βˆ€ i, f i x = (hf i).mk (f i) x }, Set.compl_subset_compl] refine Set.Subset.trans (Set.compl_subset_compl.mpr fun x h => ?_) (subset_toMeasurable _ _) exact h.1 (h_ss hx i).symm
4
54.59815
2
1.333333
6
1,404
import Mathlib.MeasureTheory.MeasurableSpace.Basic import Mathlib.MeasureTheory.Measure.MeasureSpaceDef #align_import measure_theory.function.ae_measurable_sequence from "leanprover-community/mathlib"@"d003c55042c3cd08aefd1ae9a42ef89441cdaaf3" open MeasureTheory open scoped Classical variable {ΞΉ : Sort*} {Ξ± Ξ² Ξ³...
Mathlib/MeasureTheory/Function/AEMeasurableSequence.lean
59
61
theorem aeSeq_eq_mk_of_mem_aeSeqSet (hf : βˆ€ i, AEMeasurable (f i) ΞΌ) {x : Ξ±} (hx : x ∈ aeSeqSet hf p) (i : ΞΉ) : aeSeq hf p i x = (hf i).mk (f i) x := by
simp only [aeSeq, hx, if_true]
1
2.718282
0
1.333333
6
1,404
import Mathlib.MeasureTheory.MeasurableSpace.Basic import Mathlib.MeasureTheory.Measure.MeasureSpaceDef #align_import measure_theory.function.ae_measurable_sequence from "leanprover-community/mathlib"@"d003c55042c3cd08aefd1ae9a42ef89441cdaaf3" open MeasureTheory open scoped Classical variable {ΞΉ : Sort*} {Ξ± Ξ² Ξ³...
Mathlib/MeasureTheory/Function/AEMeasurableSequence.lean
64
66
theorem aeSeq_eq_fun_of_mem_aeSeqSet (hf : βˆ€ i, AEMeasurable (f i) ΞΌ) {x : Ξ±} (hx : x ∈ aeSeqSet hf p) (i : ΞΉ) : aeSeq hf p i x = f i x := by
simp only [aeSeq_eq_mk_of_mem_aeSeqSet hf hx i, mk_eq_fun_of_mem_aeSeqSet hf hx i]
1
2.718282
0
1.333333
6
1,404
import Mathlib.MeasureTheory.MeasurableSpace.Basic import Mathlib.MeasureTheory.Measure.MeasureSpaceDef #align_import measure_theory.function.ae_measurable_sequence from "leanprover-community/mathlib"@"d003c55042c3cd08aefd1ae9a42ef89441cdaaf3" open MeasureTheory open scoped Classical variable {ΞΉ : Sort*} {Ξ± Ξ² Ξ³...
Mathlib/MeasureTheory/Function/AEMeasurableSequence.lean
69
78
theorem prop_of_mem_aeSeqSet (hf : βˆ€ i, AEMeasurable (f i) ΞΌ) {x : Ξ±} (hx : x ∈ aeSeqSet hf p) : p x fun n => aeSeq hf p n x := by
simp only [aeSeq, hx, if_true] rw [funext fun n => mk_eq_fun_of_mem_aeSeqSet hf hx n] have h_ss : aeSeqSet hf p βŠ† { x | p x fun n => f n x } := by rw [← compl_compl { x | p x fun n => f n x }, aeSeqSet, Set.compl_subset_compl] refine Set.Subset.trans (Set.compl_subset_compl.mpr ?_) (subset_toMeasurable _...
8
2,980.957987
2
1.333333
6
1,404
import Mathlib.MeasureTheory.MeasurableSpace.Basic import Mathlib.MeasureTheory.Measure.MeasureSpaceDef #align_import measure_theory.function.ae_measurable_sequence from "leanprover-community/mathlib"@"d003c55042c3cd08aefd1ae9a42ef89441cdaaf3" open MeasureTheory open scoped Classical variable {ΞΉ : Sort*} {Ξ± Ξ² Ξ³...
Mathlib/MeasureTheory/Function/AEMeasurableSequence.lean
81
86
theorem fun_prop_of_mem_aeSeqSet (hf : βˆ€ i, AEMeasurable (f i) ΞΌ) {x : Ξ±} (hx : x ∈ aeSeqSet hf p) : p x fun n => f n x := by
have h_eq : (fun n => f n x) = fun n => aeSeq hf p n x := funext fun n => (aeSeq_eq_fun_of_mem_aeSeqSet hf hx n).symm rw [h_eq] exact prop_of_mem_aeSeqSet hf hx
4
54.59815
2
1.333333
6
1,404
import Mathlib.MeasureTheory.MeasurableSpace.Basic import Mathlib.MeasureTheory.Measure.MeasureSpaceDef #align_import measure_theory.function.ae_measurable_sequence from "leanprover-community/mathlib"@"d003c55042c3cd08aefd1ae9a42ef89441cdaaf3" open MeasureTheory open scoped Classical variable {ΞΉ : Sort*} {Ξ± Ξ² Ξ³...
Mathlib/MeasureTheory/Function/AEMeasurableSequence.lean
100
105
theorem measure_compl_aeSeqSet_eq_zero [Countable ΞΉ] (hf : βˆ€ i, AEMeasurable (f i) ΞΌ) (hp : βˆ€α΅ x βˆ‚ΞΌ, p x fun n => f n x) : ΞΌ (aeSeqSet hf p)ᢜ = 0 := by
rw [aeSeqSet, compl_compl, measure_toMeasurable] have hf_eq := fun i => (hf i).ae_eq_mk simp_rw [Filter.EventuallyEq, ← ae_all_iff] at hf_eq exact Filter.Eventually.and hf_eq hp
4
54.59815
2
1.333333
6
1,404
import Mathlib.CategoryTheory.Elementwise import Mathlib.CategoryTheory.Adjunction.Evaluation import Mathlib.Tactic.CategoryTheory.Elementwise import Mathlib.CategoryTheory.Adhesive import Mathlib.CategoryTheory.Sites.ConcreteSheafification #align_import category_theory.sites.subsheaf from "leanprover-community/mathl...
Mathlib/CategoryTheory/Sites/Subsheaf.lean
110
113
theorem Subpresheaf.homOfLe_ΞΉ {G G' : Subpresheaf F} (h : G ≀ G') : Subpresheaf.homOfLe h ≫ G'.ΞΉ = G.ΞΉ := by
ext rfl
2
7.389056
1
1.333333
3
1,405
import Mathlib.CategoryTheory.Elementwise import Mathlib.CategoryTheory.Adjunction.Evaluation import Mathlib.Tactic.CategoryTheory.Elementwise import Mathlib.CategoryTheory.Adhesive import Mathlib.CategoryTheory.Sites.ConcreteSheafification #align_import category_theory.sites.subsheaf from "leanprover-community/mathl...
Mathlib/CategoryTheory/Sites/Subsheaf.lean
122
130
theorem Subpresheaf.eq_top_iff_isIso : G = ⊀ ↔ IsIso G.ΞΉ := by
constructor Β· rintro rfl infer_instance Β· intro H ext U x apply iff_true_iff.mpr rw [← IsIso.inv_hom_id_apply (G.ΞΉ.app U) x] exact ((inv (G.ΞΉ.app U)) x).2
8
2,980.957987
2
1.333333
3
1,405
import Mathlib.CategoryTheory.Elementwise import Mathlib.CategoryTheory.Adjunction.Evaluation import Mathlib.Tactic.CategoryTheory.Elementwise import Mathlib.CategoryTheory.Adhesive import Mathlib.CategoryTheory.Sites.ConcreteSheafification #align_import category_theory.sites.subsheaf from "leanprover-community/mathl...
Mathlib/CategoryTheory/Sites/Subsheaf.lean
146
149
theorem Subpresheaf.lift_ΞΉ (f : F' ⟢ F) (hf : βˆ€ U x, f.app U x ∈ G.obj U) : G.lift f hf ≫ G.ΞΉ = f := by
ext rfl
2
7.389056
1
1.333333
3
1,405
import Mathlib.Analysis.SpecialFunctions.Trigonometric.Complex #align_import analysis.special_functions.trigonometric.complex_deriv from "leanprover-community/mathlib"@"2c1d8ca2812b64f88992a5294ea3dba144755cd1" noncomputable section namespace Complex open Set Filter open scoped Real
Mathlib/Analysis/SpecialFunctions/Trigonometric/ComplexDeriv.lean
25
28
theorem hasStrictDerivAt_tan {x : β„‚} (h : cos x β‰  0) : HasStrictDerivAt tan (1 / cos x ^ 2) x := by
convert (hasStrictDerivAt_sin x).div (hasStrictDerivAt_cos x) h using 1 rw_mod_cast [← sin_sq_add_cos_sq x] ring
3
20.085537
1
1.333333
3
1,406
import Mathlib.Analysis.SpecialFunctions.Trigonometric.Complex #align_import analysis.special_functions.trigonometric.complex_deriv from "leanprover-community/mathlib"@"2c1d8ca2812b64f88992a5294ea3dba144755cd1" noncomputable section namespace Complex open Set Filter open scoped Real theorem hasStrictDerivAt_t...
Mathlib/Analysis/SpecialFunctions/Trigonometric/ComplexDeriv.lean
37
44
theorem tendsto_abs_tan_of_cos_eq_zero {x : β„‚} (hx : cos x = 0) : Tendsto (fun x => abs (tan x)) (𝓝[β‰ ] x) atTop := by
simp only [tan_eq_sin_div_cos, ← norm_eq_abs, norm_div] have A : sin x β‰  0 := fun h => by simpa [*, sq] using sin_sq_add_cos_sq x have B : Tendsto cos (𝓝[β‰ ] x) (𝓝[β‰ ] 0) := hx β–Έ (hasDerivAt_cos x).tendsto_punctured_nhds (neg_ne_zero.2 A) exact continuous_sin.continuousWithinAt.norm.mul_atTop (norm_pos_iff...
6
403.428793
2
1.333333
3
1,406
import Mathlib.Analysis.SpecialFunctions.Trigonometric.Complex #align_import analysis.special_functions.trigonometric.complex_deriv from "leanprover-community/mathlib"@"2c1d8ca2812b64f88992a5294ea3dba144755cd1" noncomputable section namespace Complex open Set Filter open scoped Real theorem hasStrictDerivAt_t...
Mathlib/Analysis/SpecialFunctions/Trigonometric/ComplexDeriv.lean
53
56
theorem continuousAt_tan {x : β„‚} : ContinuousAt tan x ↔ cos x β‰  0 := by
refine ⟨fun hc hβ‚€ => ?_, fun h => (hasDerivAt_tan h).continuousAt⟩ exact not_tendsto_nhds_of_tendsto_atTop (tendsto_abs_tan_of_cos_eq_zero hβ‚€) _ (hc.norm.tendsto.mono_left inf_le_left)
3
20.085537
1
1.333333
3
1,406
import Mathlib.NumberTheory.Padics.PadicNumbers import Mathlib.RingTheory.DiscreteValuationRing.Basic #align_import number_theory.padics.padic_integers from "leanprover-community/mathlib"@"f0c8bf9245297a541f468be517f1bde6195105e9" open Padic Metric LocalRing noncomputable section open scoped Classical def Pad...
Mathlib/NumberTheory/Padics/PadicIntegers.lean
145
145
theorem coe_eq_zero (z : β„€_[p]) : (z : β„š_[p]) = 0 ↔ z = 0 := by
rw [← coe_zero, Subtype.coe_inj]
1
2.718282
0
1.333333
3
1,407
import Mathlib.NumberTheory.Padics.PadicNumbers import Mathlib.RingTheory.DiscreteValuationRing.Basic #align_import number_theory.padics.padic_integers from "leanprover-community/mathlib"@"f0c8bf9245297a541f468be517f1bde6195105e9" open Padic Metric LocalRing noncomputable section open scoped Classical def Pad...
Mathlib/NumberTheory/Padics/PadicIntegers.lean
343
353
theorem exists_pow_neg_lt {Ξ΅ : ℝ} (hΞ΅ : 0 < Ξ΅) : βˆƒ k : β„•, (p : ℝ) ^ (-(k : β„€)) < Ξ΅ := by
obtain ⟨k, hk⟩ := exists_nat_gt Ρ⁻¹ use k rw [← inv_lt_inv hΞ΅ (_root_.zpow_pos_of_pos _ _)] Β· rw [zpow_neg, inv_inv, zpow_natCast] apply lt_of_lt_of_le hk norm_cast apply le_of_lt convert Nat.lt_pow_self _ _ using 1 exact hp.1.one_lt Β· exact mod_cast hp.1.pos
10
22,026.465795
2
1.333333
3
1,407
import Mathlib.NumberTheory.Padics.PadicNumbers import Mathlib.RingTheory.DiscreteValuationRing.Basic #align_import number_theory.padics.padic_integers from "leanprover-community/mathlib"@"f0c8bf9245297a541f468be517f1bde6195105e9" open Padic Metric LocalRing noncomputable section open scoped Classical def Pad...
Mathlib/NumberTheory/Padics/PadicIntegers.lean
356
360
theorem exists_pow_neg_lt_rat {Ξ΅ : β„š} (hΞ΅ : 0 < Ξ΅) : βˆƒ k : β„•, (p : β„š) ^ (-(k : β„€)) < Ξ΅ := by
obtain ⟨k, hk⟩ := @exists_pow_neg_lt p _ Ξ΅ (mod_cast hΞ΅) use k rw [show (p : ℝ) = (p : β„š) by simp] at hk exact mod_cast hk
4
54.59815
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import Mathlib.Algebra.MonoidAlgebra.Ideal import Mathlib.Algebra.MvPolynomial.Division #align_import ring_theory.mv_polynomial.ideal from "leanprover-community/mathlib"@"72c366d0475675f1309d3027d3d7d47ee4423951" variable {Οƒ R : Type*} namespace MvPolynomial variable [CommSemiring R]
Mathlib/RingTheory/MvPolynomial/Ideal.lean
32
36
theorem mem_ideal_span_monomial_image {x : MvPolynomial Οƒ R} {s : Set (Οƒ β†’β‚€ β„•)} : x ∈ Ideal.span ((fun s => monomial s (1 : R)) '' s) ↔ βˆ€ xi ∈ x.support, βˆƒ si ∈ s, si ≀ xi := by
refine AddMonoidAlgebra.mem_ideal_span_of'_image.trans ?_ simp_rw [le_iff_exists_add, add_comm] rfl
3
20.085537
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import Mathlib.Algebra.MonoidAlgebra.Ideal import Mathlib.Algebra.MvPolynomial.Division #align_import ring_theory.mv_polynomial.ideal from "leanprover-community/mathlib"@"72c366d0475675f1309d3027d3d7d47ee4423951" variable {Οƒ R : Type*} namespace MvPolynomial variable [CommSemiring R] theorem mem_ideal_span_mo...
Mathlib/RingTheory/MvPolynomial/Ideal.lean
39
43
theorem mem_ideal_span_monomial_image_iff_dvd {x : MvPolynomial Οƒ R} {s : Set (Οƒ β†’β‚€ β„•)} : x ∈ Ideal.span ((fun s => monomial s (1 : R)) '' s) ↔ βˆ€ xi ∈ x.support, βˆƒ si ∈ s, monomial si 1 ∣ monomial xi (x.coeff xi) := by
refine mem_ideal_span_monomial_image.trans (forallβ‚‚_congr fun xi hxi => ?_) simp_rw [monomial_dvd_monomial, one_dvd, and_true_iff, mem_support_iff.mp hxi, false_or_iff]
2
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import Mathlib.Algebra.MonoidAlgebra.Ideal import Mathlib.Algebra.MvPolynomial.Division #align_import ring_theory.mv_polynomial.ideal from "leanprover-community/mathlib"@"72c366d0475675f1309d3027d3d7d47ee4423951" variable {Οƒ R : Type*} namespace MvPolynomial variable [CommSemiring R] theorem mem_ideal_span_mo...
Mathlib/RingTheory/MvPolynomial/Ideal.lean
48
54
theorem mem_ideal_span_X_image {x : MvPolynomial Οƒ R} {s : Set Οƒ} : x ∈ Ideal.span (MvPolynomial.X '' s : Set (MvPolynomial Οƒ R)) ↔ βˆ€ m ∈ x.support, βˆƒ i ∈ s, (m : Οƒ β†’β‚€ β„•) i β‰  0 := by
have := @mem_ideal_span_monomial_image Οƒ R _ x ((fun i => Finsupp.single i 1) '' s) rw [Set.image_image] at this refine this.trans ?_ simp [Nat.one_le_iff_ne_zero]
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import Mathlib.Algebra.Field.Subfield import Mathlib.Algebra.GroupWithZero.Divisibility import Mathlib.Topology.Algebra.GroupWithZero import Mathlib.Topology.Algebra.Ring.Basic import Mathlib.Topology.Order.LocalExtr #align_import topology.algebra.field from "leanprover-community/mathlib"@"c10e724be91096453ee3db13862...
Mathlib/Topology/Algebra/Field.lean
112
114
theorem IsLocalMin.inv {f : Ξ± β†’ Ξ²} {a : Ξ±} (h1 : IsLocalMin f a) (h2 : βˆ€αΆ  z in 𝓝 a, 0 < f z) : IsLocalMax f⁻¹ a := by
filter_upwards [h1, h2] with z h3 h4 using(inv_le_inv h4 h2.self_of_nhds).mpr h3
1
2.718282
0
1.333333
3
1,409
import Mathlib.Algebra.Field.Subfield import Mathlib.Algebra.GroupWithZero.Divisibility import Mathlib.Topology.Algebra.GroupWithZero import Mathlib.Topology.Algebra.Ring.Basic import Mathlib.Topology.Order.LocalExtr #align_import topology.algebra.field from "leanprover-community/mathlib"@"c10e724be91096453ee3db13862...
Mathlib/Topology/Algebra/Field.lean
130
136
theorem IsPreconnected.eq_one_or_eq_neg_one_of_sq_eq [Ring π•œ] [NoZeroDivisors π•œ] (hS : IsPreconnected S) (hf : ContinuousOn f S) (hsq : EqOn (f ^ 2) 1 S) : EqOn f 1 S ∨ EqOn f (-1) S := by
have : DiscreteTopology ({1, -1} : Set π•œ) := discrete_of_t1_of_finite have hmaps : MapsTo f S {1, -1} := by simpa only [EqOn, Pi.one_apply, Pi.pow_apply, sq_eq_one_iff] using hsq simpa using hS.eqOn_const_of_mapsTo hf hmaps
4
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import Mathlib.Algebra.Field.Subfield import Mathlib.Algebra.GroupWithZero.Divisibility import Mathlib.Topology.Algebra.GroupWithZero import Mathlib.Topology.Algebra.Ring.Basic import Mathlib.Topology.Order.LocalExtr #align_import topology.algebra.field from "leanprover-community/mathlib"@"c10e724be91096453ee3db13862...
Mathlib/Topology/Algebra/Field.lean
142
149
theorem IsPreconnected.eq_or_eq_neg_of_sq_eq [Field π•œ] [HasContinuousInvβ‚€ π•œ] [ContinuousMul π•œ] (hS : IsPreconnected S) (hf : ContinuousOn f S) (hg : ContinuousOn g S) (hsq : EqOn (f ^ 2) (g ^ 2) S) (hg_ne : βˆ€ {x : Ξ±}, x ∈ S β†’ g x β‰  0) : EqOn f g S ∨ EqOn f (-g) S := by
have hsq : EqOn ((f / g) ^ 2) 1 S := fun x hx => by simpa [div_eq_one_iff_eq (pow_ne_zero _ (hg_ne hx))] using hsq hx simpa (config := { contextual := true }) [EqOn, div_eq_iff (hg_ne _)] using hS.eq_one_or_eq_neg_one_of_sq_eq (hf.div hg fun z => hg_ne) hsq
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import Mathlib.Data.ZMod.Basic import Mathlib.Algebra.Group.Nat import Mathlib.Tactic.IntervalCases import Mathlib.GroupTheory.SpecificGroups.Dihedral import Mathlib.GroupTheory.SpecificGroups.Cyclic #align_import group_theory.specific_groups.quaternion from "leanprover-community/mathlib"@"879155bff5af618b9062cbb2915...
Mathlib/GroupTheory/SpecificGroups/Quaternion.lean
174
176
theorem card [NeZero n] : Fintype.card (QuaternionGroup n) = 4 * n := by
rw [← Fintype.card_eq.mpr ⟨fintypeHelper⟩, Fintype.card_sum, ZMod.card, two_mul] ring
2
7.389056
1
1.333333
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1,410
import Mathlib.Data.ZMod.Basic import Mathlib.Algebra.Group.Nat import Mathlib.Tactic.IntervalCases import Mathlib.GroupTheory.SpecificGroups.Dihedral import Mathlib.GroupTheory.SpecificGroups.Cyclic #align_import group_theory.specific_groups.quaternion from "leanprover-community/mathlib"@"879155bff5af618b9062cbb2915...
Mathlib/GroupTheory/SpecificGroups/Quaternion.lean
180
185
theorem a_one_pow (k : β„•) : (a 1 : QuaternionGroup n) ^ k = a k := by
induction' k with k IH Β· rw [Nat.cast_zero]; rfl Β· rw [pow_succ, IH, a_mul_a] congr 1 norm_cast
5
148.413159
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1.333333
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1,410
import Mathlib.Data.ZMod.Basic import Mathlib.Algebra.Group.Nat import Mathlib.Tactic.IntervalCases import Mathlib.GroupTheory.SpecificGroups.Dihedral import Mathlib.GroupTheory.SpecificGroups.Cyclic #align_import group_theory.specific_groups.quaternion from "leanprover-community/mathlib"@"879155bff5af618b9062cbb2915...
Mathlib/GroupTheory/SpecificGroups/Quaternion.lean
189
192
theorem a_one_pow_n : (a 1 : QuaternionGroup n) ^ (2 * n) = 1 := by
rw [a_one_pow, one_def] congr 1 exact ZMod.natCast_self _
3
20.085537
1
1.333333
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import Mathlib.Data.ZMod.Basic import Mathlib.Algebra.Group.Nat import Mathlib.Tactic.IntervalCases import Mathlib.GroupTheory.SpecificGroups.Dihedral import Mathlib.GroupTheory.SpecificGroups.Cyclic #align_import group_theory.specific_groups.quaternion from "leanprover-community/mathlib"@"879155bff5af618b9062cbb2915...
Mathlib/GroupTheory/SpecificGroups/Quaternion.lean
196
196
theorem xa_sq (i : ZMod (2 * n)) : xa i ^ 2 = a n := by
simp [sq]
1
2.718282
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1.333333
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import Mathlib.Data.ZMod.Basic import Mathlib.Algebra.Group.Nat import Mathlib.Tactic.IntervalCases import Mathlib.GroupTheory.SpecificGroups.Dihedral import Mathlib.GroupTheory.SpecificGroups.Cyclic #align_import group_theory.specific_groups.quaternion from "leanprover-community/mathlib"@"879155bff5af618b9062cbb2915...
Mathlib/GroupTheory/SpecificGroups/Quaternion.lean
200
205
theorem xa_pow_four (i : ZMod (2 * n)) : xa i ^ 4 = 1 := by
rw [pow_succ, pow_succ, sq, xa_mul_xa, a_mul_xa, xa_mul_xa, add_sub_cancel_right, add_sub_assoc, sub_sub_cancel] norm_cast rw [← two_mul] simp [one_def]
5
148.413159
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1.333333
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import Mathlib.Data.ZMod.Basic import Mathlib.Algebra.Group.Nat import Mathlib.Tactic.IntervalCases import Mathlib.GroupTheory.SpecificGroups.Dihedral import Mathlib.GroupTheory.SpecificGroups.Cyclic #align_import group_theory.specific_groups.quaternion from "leanprover-community/mathlib"@"879155bff5af618b9062cbb2915...
Mathlib/GroupTheory/SpecificGroups/Quaternion.lean
211
222
theorem orderOf_xa [NeZero n] (i : ZMod (2 * n)) : orderOf (xa i) = 4 := by
change _ = 2 ^ 2 haveI : Fact (Nat.Prime 2) := Fact.mk Nat.prime_two apply orderOf_eq_prime_pow Β· intro h simp only [pow_one, xa_sq] at h injection h with h' apply_fun ZMod.val at h' apply_fun (Β· / n) at h' simp only [ZMod.val_natCast, ZMod.val_zero, Nat.zero_div, Nat.mod_mul_left_div_self,...
11
59,874.141715
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import Mathlib.Algebra.Group.Defs import Mathlib.Logic.Relation #align_import algebra.homology.complex_shape from "leanprover-community/mathlib"@"c4658a649d216f57e99621708b09dcb3dcccbd23" noncomputable section open scoped Classical @[ext] structure ComplexShape (ΞΉ : Type*) where Rel : ΞΉ β†’ ΞΉ β†’ Prop nex...
Mathlib/Algebra/Homology/ComplexShape.lean
100
102
theorem symm_symm (c : ComplexShape ΞΉ) : c.symm.symm = c := by
ext simp
2
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import Mathlib.Algebra.Group.Defs import Mathlib.Logic.Relation #align_import algebra.homology.complex_shape from "leanprover-community/mathlib"@"c4658a649d216f57e99621708b09dcb3dcccbd23" noncomputable section open scoped Classical @[ext] structure ComplexShape (ΞΉ : Type*) where Rel : ΞΉ β†’ ΞΉ β†’ Prop nex...
Mathlib/Algebra/Homology/ComplexShape.lean
154
158
theorem next_eq' (c : ComplexShape ΞΉ) {i j : ΞΉ} (h : c.Rel i j) : c.next i = j := by
apply c.next_eq _ h rw [next] rw [dif_pos] exact Exists.choose_spec ⟨j, h⟩
4
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import Mathlib.Algebra.Group.Defs import Mathlib.Logic.Relation #align_import algebra.homology.complex_shape from "leanprover-community/mathlib"@"c4658a649d216f57e99621708b09dcb3dcccbd23" noncomputable section open scoped Classical @[ext] structure ComplexShape (ΞΉ : Type*) where Rel : ΞΉ β†’ ΞΉ β†’ Prop nex...
Mathlib/Algebra/Homology/ComplexShape.lean
161
164
theorem prev_eq' (c : ComplexShape ΞΉ) {i j : ΞΉ} (h : c.Rel i j) : c.prev j = i := by
apply c.prev_eq _ h rw [prev, dif_pos] exact Exists.choose_spec (⟨i, h⟩ : βˆƒ k, c.Rel k j)
3
20.085537
1
1.333333
3
1,411
import Mathlib.MeasureTheory.Decomposition.RadonNikodym import Mathlib.Probability.Kernel.Disintegration.CdfToKernel #align_import probability.kernel.cond_cdf from "leanprover-community/mathlib"@"3b88f4005dc2e28d42f974cc1ce838f0dafb39b8" open MeasureTheory Set Filter TopologicalSpace open scoped NNReal ENNReal Me...
Mathlib/Probability/Kernel/Disintegration/CondCdf.lean
54
58
theorem IicSnd_apply (r : ℝ) {s : Set Ξ±} (hs : MeasurableSet s) : ρ.IicSnd r s = ρ (s Γ—Λ’ Iic r) := by
rw [IicSnd, fst_apply hs, restrict_apply' (MeasurableSet.univ.prod (measurableSet_Iic : MeasurableSet (Iic r))), ← prod_univ, prod_inter_prod, inter_univ, univ_inter]
3
20.085537
1
1.333333
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1,412
import Mathlib.MeasureTheory.Decomposition.RadonNikodym import Mathlib.Probability.Kernel.Disintegration.CdfToKernel #align_import probability.kernel.cond_cdf from "leanprover-community/mathlib"@"3b88f4005dc2e28d42f974cc1ce838f0dafb39b8" open MeasureTheory Set Filter TopologicalSpace open scoped NNReal ENNReal Me...
Mathlib/Probability/Kernel/Disintegration/CondCdf.lean
65
69
theorem IicSnd_mono {r r' : ℝ} (h_le : r ≀ r') : ρ.IicSnd r ≀ ρ.IicSnd r' := by
refine Measure.le_iff.2 fun s hs ↦ ?_ simp_rw [IicSnd_apply ρ _ hs] refine measure_mono (prod_subset_prod_iff.mpr (Or.inl ⟨subset_rfl, Iic_subset_Iic.mpr ?_⟩)) exact mod_cast h_le
4
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import Mathlib.MeasureTheory.Decomposition.RadonNikodym import Mathlib.Probability.Kernel.Disintegration.CdfToKernel #align_import probability.kernel.cond_cdf from "leanprover-community/mathlib"@"3b88f4005dc2e28d42f974cc1ce838f0dafb39b8" open MeasureTheory Set Filter TopologicalSpace open scoped NNReal ENNReal Me...
Mathlib/Probability/Kernel/Disintegration/CondCdf.lean
72
75
theorem IicSnd_le_fst (r : ℝ) : ρ.IicSnd r ≀ ρ.fst := by
refine Measure.le_iff.2 fun s hs ↦ ?_ simp_rw [fst_apply hs, IicSnd_apply ρ r hs] exact measure_mono (prod_subset_preimage_fst _ _)
3
20.085537
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1.333333
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1,412
import Mathlib.MeasureTheory.Decomposition.RadonNikodym import Mathlib.Probability.Kernel.Disintegration.CdfToKernel #align_import probability.kernel.cond_cdf from "leanprover-community/mathlib"@"3b88f4005dc2e28d42f974cc1ce838f0dafb39b8" open MeasureTheory Set Filter TopologicalSpace open scoped NNReal ENNReal Me...
Mathlib/Probability/Kernel/Disintegration/CondCdf.lean
87
89
theorem iInf_IicSnd_gt (t : β„š) {s : Set Ξ±} (hs : MeasurableSet s) [IsFiniteMeasure ρ] : β¨… r : { r' : β„š // t < r' }, ρ.IicSnd r s = ρ.IicSnd t s := by
simp_rw [ρ.IicSnd_apply _ hs, Measure.iInf_rat_gt_prod_Iic hs]
1
2.718282
0
1.333333
6
1,412
import Mathlib.MeasureTheory.Decomposition.RadonNikodym import Mathlib.Probability.Kernel.Disintegration.CdfToKernel #align_import probability.kernel.cond_cdf from "leanprover-community/mathlib"@"3b88f4005dc2e28d42f974cc1ce838f0dafb39b8" open MeasureTheory Set Filter TopologicalSpace open scoped NNReal ENNReal Me...
Mathlib/Probability/Kernel/Disintegration/CondCdf.lean
92
99
theorem tendsto_IicSnd_atTop {s : Set Ξ±} (hs : MeasurableSet s) : Tendsto (fun r : β„š ↦ ρ.IicSnd r s) atTop (𝓝 (ρ.fst s)) := by
simp_rw [ρ.IicSnd_apply _ hs, fst_apply hs, ← prod_univ] rw [← Real.iUnion_Iic_rat, prod_iUnion] refine tendsto_measure_iUnion fun r q hr_le_q x ↦ ?_ simp only [mem_prod, mem_Iic, and_imp] refine fun hxs hxr ↦ ⟨hxs, hxr.trans ?_⟩ exact mod_cast hr_le_q
6
403.428793
2
1.333333
6
1,412
import Mathlib.MeasureTheory.Decomposition.RadonNikodym import Mathlib.Probability.Kernel.Disintegration.CdfToKernel #align_import probability.kernel.cond_cdf from "leanprover-community/mathlib"@"3b88f4005dc2e28d42f974cc1ce838f0dafb39b8" open MeasureTheory Set Filter TopologicalSpace open scoped NNReal ENNReal Me...
Mathlib/Probability/Kernel/Disintegration/CondCdf.lean
102
124
theorem tendsto_IicSnd_atBot [IsFiniteMeasure ρ] {s : Set Ξ±} (hs : MeasurableSet s) : Tendsto (fun r : β„š ↦ ρ.IicSnd r s) atBot (𝓝 0) := by
simp_rw [ρ.IicSnd_apply _ hs] have h_empty : ρ (s Γ—Λ’ βˆ…) = 0 := by simp only [prod_empty, measure_empty] rw [← h_empty, ← Real.iInter_Iic_rat, prod_iInter] suffices h_neg : Tendsto (fun r : β„š ↦ ρ (s Γ—Λ’ Iic ↑(-r))) atTop (𝓝 (ρ (β‹‚ r : β„š, s Γ—Λ’ Iic ↑(-r)))) by have h_inter_eq : β‹‚ r : β„š, s Γ—Λ’ Iic ↑(-r) = ...
21
1,318,815,734.483215
2
1.333333
6
1,412
import Mathlib.Data.Finsupp.Defs #align_import data.list.to_finsupp from "leanprover-community/mathlib"@"06a655b5fcfbda03502f9158bbf6c0f1400886f9" namespace List variable {M : Type*} [Zero M] (l : List M) [DecidablePred (getD l Β· 0 β‰  0)] (n : β„•) def toFinsupp : β„• β†’β‚€ M where toFun i := getD l i 0 support := ...
Mathlib/Data/List/ToFinsupp.lean
86
89
theorem toFinsupp_nil [DecidablePred fun i => getD ([] : List M) i 0 β‰  0] : toFinsupp ([] : List M) = 0 := by
ext simp
2
7.389056
1
1.333333
6
1,413
import Mathlib.Data.Finsupp.Defs #align_import data.list.to_finsupp from "leanprover-community/mathlib"@"06a655b5fcfbda03502f9158bbf6c0f1400886f9" namespace List variable {M : Type*} [Zero M] (l : List M) [DecidablePred (getD l Β· 0 β‰  0)] (n : β„•) def toFinsupp : β„• β†’β‚€ M where toFun i := getD l i 0 support := ...
Mathlib/Data/List/ToFinsupp.lean
92
94
theorem toFinsupp_singleton (x : M) [DecidablePred (getD [x] Β· 0 β‰  0)] : toFinsupp [x] = Finsupp.single 0 x := by
ext ⟨_ | i⟩ <;> simp [Finsupp.single_apply, (Nat.zero_lt_succ _).ne]
1
2.718282
0
1.333333
6
1,413
import Mathlib.Data.Finsupp.Defs #align_import data.list.to_finsupp from "leanprover-community/mathlib"@"06a655b5fcfbda03502f9158bbf6c0f1400886f9" namespace List variable {M : Type*} [Zero M] (l : List M) [DecidablePred (getD l Β· 0 β‰  0)] (n : β„•) def toFinsupp : β„• β†’β‚€ M where toFun i := getD l i 0 support := ...
Mathlib/Data/List/ToFinsupp.lean
111
126
theorem toFinsupp_append {R : Type*} [AddZeroClass R] (l₁ lβ‚‚ : List R) [DecidablePred (getD (l₁ ++ lβ‚‚) Β· 0 β‰  0)] [DecidablePred (getD l₁ Β· 0 β‰  0)] [DecidablePred (getD lβ‚‚ Β· 0 β‰  0)] : toFinsupp (l₁ ++ lβ‚‚) = toFinsupp l₁ + (toFinsupp lβ‚‚).embDomain (addLeftEmbedding l₁.length) := by
ext n simp only [toFinsupp_apply, Finsupp.add_apply] cases lt_or_le n l₁.length with | inl h => rw [getD_append _ _ _ _ h, Finsupp.embDomain_notin_range, add_zero] rintro ⟨k, rfl : length l₁ + k = n⟩ omega | inr h => rcases Nat.exists_eq_add_of_le h with ⟨k, rfl⟩ rw [getD_append_right _ _...
11
59,874.141715
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1.333333
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1,413
import Mathlib.Data.Finsupp.Defs #align_import data.list.to_finsupp from "leanprover-community/mathlib"@"06a655b5fcfbda03502f9158bbf6c0f1400886f9" namespace List variable {M : Type*} [Zero M] (l : List M) [DecidablePred (getD l Β· 0 β‰  0)] (n : β„•) def toFinsupp : β„• β†’β‚€ M where toFun i := getD l i 0 support := ...
Mathlib/Data/List/ToFinsupp.lean
128
136
theorem toFinsupp_cons_eq_single_add_embDomain {R : Type*} [AddZeroClass R] (x : R) (xs : List R) [DecidablePred (getD (x::xs) Β· 0 β‰  0)] [DecidablePred (getD xs Β· 0 β‰  0)] : toFinsupp (x::xs) = Finsupp.single 0 x + (toFinsupp xs).embDomain ⟨Nat.succ, Nat.succ_injective⟩ := by
classical convert toFinsupp_append [x] xs using 3 Β· exact (toFinsupp_singleton x).symm Β· ext n exact add_comm n 1
5
148.413159
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import Mathlib.Data.Finsupp.Defs #align_import data.list.to_finsupp from "leanprover-community/mathlib"@"06a655b5fcfbda03502f9158bbf6c0f1400886f9" namespace List variable {M : Type*} [Zero M] (l : List M) [DecidablePred (getD l Β· 0 β‰  0)] (n : β„•) def toFinsupp : β„• β†’β‚€ M where toFun i := getD l i 0 support := ...
Mathlib/Data/List/ToFinsupp.lean
139
143
theorem toFinsupp_concat_eq_toFinsupp_add_single {R : Type*} [AddZeroClass R] (x : R) (xs : List R) [DecidablePred fun i => getD (xs ++ [x]) i 0 β‰  0] [DecidablePred fun i => getD xs i 0 β‰  0] : toFinsupp (xs ++ [x]) = toFinsupp xs + Finsupp.single xs.length x := by
classical rw [toFinsupp_append, toFinsupp_singleton, Finsupp.embDomain_single, addLeftEmbedding_apply, add_zero]
2
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6
1,413
import Mathlib.Data.Finsupp.Defs #align_import data.list.to_finsupp from "leanprover-community/mathlib"@"06a655b5fcfbda03502f9158bbf6c0f1400886f9" namespace List variable {M : Type*} [Zero M] (l : List M) [DecidablePred (getD l Β· 0 β‰  0)] (n : β„•) def toFinsupp : β„• β†’β‚€ M where toFun i := getD l i 0 support := ...
Mathlib/Data/List/ToFinsupp.lean
147
156
theorem toFinsupp_eq_sum_map_enum_single {R : Type*} [AddMonoid R] (l : List R) [DecidablePred (getD l Β· 0 β‰  0)] : toFinsupp l = (l.enum.map fun nr : β„• Γ— R => Finsupp.single nr.1 nr.2).sum := by
/- Porting note (#11215): TODO: `induction` fails to substitute `l = []` in `[DecidablePred (getD l Β· 0 β‰  0)]`, so we manually do some `revert`/`intro` as a workaround -/ revert l; intro l induction l using List.reverseRecOn with | nil => exact toFinsupp_nil | append_singleton x xs ih => classical simp...
7
1,096.633158
2
1.333333
6
1,413
import Mathlib.LinearAlgebra.Contraction import Mathlib.LinearAlgebra.Matrix.Charpoly.Coeff #align_import linear_algebra.trace from "leanprover-community/mathlib"@"4cf7ca0e69e048b006674cf4499e5c7d296a89e0" noncomputable section universe u v w namespace LinearMap open Matrix open FiniteDimensional open Tensor...
Mathlib/LinearAlgebra/Trace.lean
55
69
theorem traceAux_eq : traceAux R b = traceAux R c := LinearMap.ext fun f => calc Matrix.trace (LinearMap.toMatrix b b f) = Matrix.trace (LinearMap.toMatrix b b ((LinearMap.id.comp f).comp LinearMap.id)) := by
rw [LinearMap.id_comp, LinearMap.comp_id] _ = Matrix.trace (LinearMap.toMatrix c b LinearMap.id * LinearMap.toMatrix c c f * LinearMap.toMatrix b c LinearMap.id) := by rw [LinearMap.toMatrix_comp _ c, LinearMap.toMatrix_comp _ c] _ = Matrix.trace (LinearMap.toMatrix c c f * Linear...
10
22,026.465795
2
1.333333
6
1,414
import Mathlib.LinearAlgebra.Contraction import Mathlib.LinearAlgebra.Matrix.Charpoly.Coeff #align_import linear_algebra.trace from "leanprover-community/mathlib"@"4cf7ca0e69e048b006674cf4499e5c7d296a89e0" noncomputable section universe u v w namespace LinearMap open Matrix open FiniteDimensional open Tensor...
Mathlib/LinearAlgebra/Trace.lean
84
89
theorem trace_eq_matrix_trace_of_finset {s : Finset M} (b : Basis s R M) (f : M β†’β‚—[R] M) : trace R M f = Matrix.trace (LinearMap.toMatrix b b f) := by
have : βˆƒ s : Finset M, Nonempty (Basis s R M) := ⟨s, ⟨b⟩⟩ rw [trace, dif_pos this, ← traceAux_def] congr 1 apply traceAux_eq
4
54.59815
2
1.333333
6
1,414
import Mathlib.LinearAlgebra.Contraction import Mathlib.LinearAlgebra.Matrix.Charpoly.Coeff #align_import linear_algebra.trace from "leanprover-community/mathlib"@"4cf7ca0e69e048b006674cf4499e5c7d296a89e0" noncomputable section universe u v w namespace LinearMap open Matrix open FiniteDimensional open Tensor...
Mathlib/LinearAlgebra/Trace.lean
92
95
theorem trace_eq_matrix_trace (f : M β†’β‚—[R] M) : trace R M f = Matrix.trace (LinearMap.toMatrix b b f) := by
rw [trace_eq_matrix_trace_of_finset R b.reindexFinsetRange, ← traceAux_def, ← traceAux_def, traceAux_eq R b b.reindexFinsetRange]
2
7.389056
1
1.333333
6
1,414
import Mathlib.LinearAlgebra.Contraction import Mathlib.LinearAlgebra.Matrix.Charpoly.Coeff #align_import linear_algebra.trace from "leanprover-community/mathlib"@"4cf7ca0e69e048b006674cf4499e5c7d296a89e0" noncomputable section universe u v w namespace LinearMap open Matrix open FiniteDimensional open Tensor...
Mathlib/LinearAlgebra/Trace.lean
116
119
theorem trace_conj (g : M β†’β‚—[R] M) (f : (M β†’β‚—[R] M)Λ£) : trace R M (↑f * g * ↑f⁻¹) = trace R M g := by
rw [trace_mul_comm] simp
2
7.389056
1
1.333333
6
1,414
import Mathlib.LinearAlgebra.Contraction import Mathlib.LinearAlgebra.Matrix.Charpoly.Coeff #align_import linear_algebra.trace from "leanprover-community/mathlib"@"4cf7ca0e69e048b006674cf4499e5c7d296a89e0" noncomputable section universe u v w namespace LinearMap open Matrix open FiniteDimensional open Tensor...
Mathlib/LinearAlgebra/Trace.lean
138
150
theorem trace_eq_contract_of_basis [Finite ΞΉ] (b : Basis ΞΉ R M) : LinearMap.trace R M βˆ˜β‚— dualTensorHom R M M = contractLeft R M := by
classical cases nonempty_fintype ι apply Basis.ext (Basis.tensorProduct (Basis.dualBasis b) b) rintro ⟨i, j⟩ simp only [Function.comp_apply, Basis.tensorProduct_apply, Basis.coe_dualBasis, coe_comp] rw [trace_eq_matrix_trace R b, toMatrix_dualTensorHom] by_cases hij : i = j · rw [hij] ...
11
59,874.141715
2
1.333333
6
1,414
import Mathlib.LinearAlgebra.Contraction import Mathlib.LinearAlgebra.Matrix.Charpoly.Coeff #align_import linear_algebra.trace from "leanprover-community/mathlib"@"4cf7ca0e69e048b006674cf4499e5c7d296a89e0" noncomputable section universe u v w namespace LinearMap open Matrix open FiniteDimensional open Tensor...
Mathlib/LinearAlgebra/Trace.lean
155
157
theorem trace_eq_contract_of_basis' [Fintype ΞΉ] [DecidableEq ΞΉ] (b : Basis ΞΉ R M) : LinearMap.trace R M = contractLeft R M βˆ˜β‚— (dualTensorHomEquivOfBasis b).symm.toLinearMap := by
simp [LinearEquiv.eq_comp_toLinearMap_symm, trace_eq_contract_of_basis b]
1
2.718282
0
1.333333
6
1,414
import Mathlib.Analysis.SpecialFunctions.ImproperIntegrals import Mathlib.Analysis.Calculus.ParametricIntegral import Mathlib.MeasureTheory.Measure.Haar.NormedSpace #align_import analysis.mellin_transform from "leanprover-community/mathlib"@"917c3c072e487b3cccdbfeff17e75b40e45f66cb" open MeasureTheory Set Filter A...
Mathlib/Analysis/MellinTransform.lean
47
50
theorem MellinConvergent.const_smul {f : ℝ β†’ E} {s : β„‚} (hf : MellinConvergent f s) {π•œ : Type*} [NontriviallyNormedField π•œ] [NormedSpace π•œ E] [SMulCommClass β„‚ π•œ E] (c : π•œ) : MellinConvergent (fun t => c β€’ f t) s := by
simpa only [MellinConvergent, smul_comm] using hf.smul c
1
2.718282
0
1.333333
12
1,415
import Mathlib.Analysis.SpecialFunctions.ImproperIntegrals import Mathlib.Analysis.Calculus.ParametricIntegral import Mathlib.MeasureTheory.Measure.Haar.NormedSpace #align_import analysis.mellin_transform from "leanprover-community/mathlib"@"917c3c072e487b3cccdbfeff17e75b40e45f66cb" open MeasureTheory Set Filter A...
Mathlib/Analysis/MellinTransform.lean
53
56
theorem MellinConvergent.cpow_smul {f : ℝ β†’ E} {s a : β„‚} : MellinConvergent (fun t => (t : β„‚) ^ a β€’ f t) s ↔ MellinConvergent f (s + a) := by
refine integrableOn_congr_fun (fun t ht => ?_) measurableSet_Ioi simp_rw [← sub_add_eq_add_sub, cpow_add _ _ (ofReal_ne_zero.2 <| ne_of_gt ht), mul_smul]
2
7.389056
1
1.333333
12
1,415
import Mathlib.Analysis.SpecialFunctions.ImproperIntegrals import Mathlib.Analysis.Calculus.ParametricIntegral import Mathlib.MeasureTheory.Measure.Haar.NormedSpace #align_import analysis.mellin_transform from "leanprover-community/mathlib"@"917c3c072e487b3cccdbfeff17e75b40e45f66cb" open MeasureTheory Set Filter A...
Mathlib/Analysis/MellinTransform.lean
64
75
theorem MellinConvergent.comp_mul_left {f : ℝ β†’ E} {s : β„‚} {a : ℝ} (ha : 0 < a) : MellinConvergent (fun t => f (a * t)) s ↔ MellinConvergent f s := by
have := integrableOn_Ioi_comp_mul_left_iff (fun t : ℝ => (t : β„‚) ^ (s - 1) β€’ f t) 0 ha rw [mul_zero] at this have h1 : EqOn (fun t : ℝ => (↑(a * t) : β„‚) ^ (s - 1) β€’ f (a * t)) ((a : β„‚) ^ (s - 1) β€’ fun t : ℝ => (t : β„‚) ^ (s - 1) β€’ f (a * t)) (Ioi 0) := fun t ht ↦ by simp only [ofReal_mul, mul_cpow_ofRea...
10
22,026.465795
2
1.333333
12
1,415
import Mathlib.Analysis.SpecialFunctions.ImproperIntegrals import Mathlib.Analysis.Calculus.ParametricIntegral import Mathlib.MeasureTheory.Measure.Haar.NormedSpace #align_import analysis.mellin_transform from "leanprover-community/mathlib"@"917c3c072e487b3cccdbfeff17e75b40e45f66cb" open MeasureTheory Set Filter A...
Mathlib/Analysis/MellinTransform.lean
78
87
theorem MellinConvergent.comp_rpow {f : ℝ β†’ E} {s : β„‚} {a : ℝ} (ha : a β‰  0) : MellinConvergent (fun t => f (t ^ a)) s ↔ MellinConvergent f (s / a) := by
refine Iff.trans ?_ (integrableOn_Ioi_comp_rpow_iff' _ ha) rw [MellinConvergent] refine integrableOn_congr_fun (fun t ht => ?_) measurableSet_Ioi dsimp only [Pi.smul_apply] rw [← Complex.coe_smul (t ^ (a - 1)), ← mul_smul, ← cpow_mul_ofReal_nonneg (le_of_lt ht), ofReal_cpow (le_of_lt ht), ← cpow_add _ _ ...
8
2,980.957987
2
1.333333
12
1,415
import Mathlib.Analysis.SpecialFunctions.ImproperIntegrals import Mathlib.Analysis.Calculus.ParametricIntegral import Mathlib.MeasureTheory.Measure.Haar.NormedSpace #align_import analysis.mellin_transform from "leanprover-community/mathlib"@"917c3c072e487b3cccdbfeff17e75b40e45f66cb" open MeasureTheory Set Filter A...
Mathlib/Analysis/MellinTransform.lean
106
109
theorem mellin_cpow_smul (f : ℝ β†’ E) (s a : β„‚) : mellin (fun t => (t : β„‚) ^ a β€’ f t) s = mellin f (s + a) := by
refine setIntegral_congr measurableSet_Ioi fun t ht => ?_ simp_rw [← sub_add_eq_add_sub, cpow_add _ _ (ofReal_ne_zero.2 <| ne_of_gt ht), mul_smul]
2
7.389056
1
1.333333
12
1,415
import Mathlib.Analysis.SpecialFunctions.ImproperIntegrals import Mathlib.Analysis.Calculus.ParametricIntegral import Mathlib.MeasureTheory.Measure.Haar.NormedSpace #align_import analysis.mellin_transform from "leanprover-community/mathlib"@"917c3c072e487b3cccdbfeff17e75b40e45f66cb" open MeasureTheory Set Filter A...
Mathlib/Analysis/MellinTransform.lean
112
114
theorem mellin_const_smul (f : ℝ β†’ E) (s : β„‚) {π•œ : Type*} [NontriviallyNormedField π•œ] [NormedSpace π•œ E] [SMulCommClass β„‚ π•œ E] (c : π•œ) : mellin (fun t => c β€’ f t) s = c β€’ mellin f s := by
simp only [mellin, smul_comm, integral_smul]
1
2.718282
0
1.333333
12
1,415
import Mathlib.Analysis.SpecialFunctions.ImproperIntegrals import Mathlib.Analysis.Calculus.ParametricIntegral import Mathlib.MeasureTheory.Measure.Haar.NormedSpace #align_import analysis.mellin_transform from "leanprover-community/mathlib"@"917c3c072e487b3cccdbfeff17e75b40e45f66cb" open MeasureTheory Set Filter A...
Mathlib/Analysis/MellinTransform.lean
117
118
theorem mellin_div_const (f : ℝ β†’ β„‚) (s a : β„‚) : mellin (fun t => f t / a) s = mellin f s / a := by
simp_rw [mellin, smul_eq_mul, ← mul_div_assoc, integral_div]
1
2.718282
0
1.333333
12
1,415
import Mathlib.Analysis.SpecialFunctions.ImproperIntegrals import Mathlib.Analysis.Calculus.ParametricIntegral import Mathlib.MeasureTheory.Measure.Haar.NormedSpace #align_import analysis.mellin_transform from "leanprover-community/mathlib"@"917c3c072e487b3cccdbfeff17e75b40e45f66cb" open MeasureTheory Set Filter A...
Mathlib/Analysis/MellinTransform.lean
196
205
theorem mellin_convergent_iff_norm [NormedSpace β„‚ E] {f : ℝ β†’ E} {T : Set ℝ} (hT : T βŠ† Ioi 0) (hT' : MeasurableSet T) (hfc : AEStronglyMeasurable f <| volume.restrict <| Ioi 0) {s : β„‚} : IntegrableOn (fun t : ℝ => (t : β„‚) ^ (s - 1) β€’ f t) T ↔ IntegrableOn (fun t : ℝ => t ^ (s.re - 1) * β€–f tβ€–) T := by
have : AEStronglyMeasurable (fun t : ℝ => (t : β„‚) ^ (s - 1) β€’ f t) (volume.restrict T) := by refine ((ContinuousAt.continuousOn ?_).aestronglyMeasurable hT').smul (hfc.mono_set hT) exact fun t ht => continuousAt_ofReal_cpow_const _ _ (Or.inr <| ne_of_gt (hT ht)) rw [IntegrableOn, ← integrable_norm_iff this...
6
403.428793
2
1.333333
12
1,415
import Mathlib.Analysis.SpecialFunctions.ImproperIntegrals import Mathlib.Analysis.Calculus.ParametricIntegral import Mathlib.MeasureTheory.Measure.Haar.NormedSpace #align_import analysis.mellin_transform from "leanprover-community/mathlib"@"917c3c072e487b3cccdbfeff17e75b40e45f66cb" open MeasureTheory Set Filter A...
Mathlib/Analysis/MellinTransform.lean
210
231
theorem mellin_convergent_top_of_isBigO {f : ℝ β†’ ℝ} (hfc : AEStronglyMeasurable f <| volume.restrict (Ioi 0)) {a s : ℝ} (hf : f =O[atTop] (Β· ^ (-a))) (hs : s < a) : βˆƒ c : ℝ, 0 < c ∧ IntegrableOn (fun t : ℝ => t ^ (s - 1) * f t) (Ioi c) := by
obtain ⟨d, hd'⟩ := hf.isBigOWith simp_rw [IsBigOWith, eventually_atTop] at hd' obtain ⟨e, he⟩ := hd' have he' : 0 < max e 1 := zero_lt_one.trans_le (le_max_right _ _) refine ⟨max e 1, he', ?_, ?_⟩ · refine AEStronglyMeasurable.mul ?_ (hfc.mono_set (Ioi_subset_Ioi he'.le)) refine (ContinuousAt.continuou...
18
65,659,969.137331
2
1.333333
12
1,415
import Mathlib.Analysis.SpecialFunctions.ImproperIntegrals import Mathlib.Analysis.Calculus.ParametricIntegral import Mathlib.MeasureTheory.Measure.Haar.NormedSpace #align_import analysis.mellin_transform from "leanprover-community/mathlib"@"917c3c072e487b3cccdbfeff17e75b40e45f66cb" open MeasureTheory Set Filter A...
Mathlib/Analysis/MellinTransform.lean
237
264
theorem mellin_convergent_zero_of_isBigO {b : ℝ} {f : ℝ β†’ ℝ} (hfc : AEStronglyMeasurable f <| volume.restrict (Ioi 0)) (hf : f =O[𝓝[>] 0] (Β· ^ (-b))) {s : ℝ} (hs : b < s) : βˆƒ c : ℝ, 0 < c ∧ IntegrableOn (fun t : ℝ => t ^ (s - 1) * f t) (Ioc 0 c) := by
obtain ⟨d, _, hd'⟩ := hf.exists_pos simp_rw [IsBigOWith, eventually_nhdsWithin_iff, Metric.eventually_nhds_iff, gt_iff_lt] at hd' obtain ⟨Ρ, hΡ, hΡ'⟩ := hd' refine ⟨Ρ, hΡ, integrableOn_Ioc_iff_integrableOn_Ioo.mpr ⟨?_, ?_⟩⟩ · refine AEStronglyMeasurable.mul ?_ (hfc.mono_set Ioo_subset_Ioi_self) refine (C...
24
26,489,122,129.84347
2
1.333333
12
1,415
import Mathlib.Analysis.SpecialFunctions.ImproperIntegrals import Mathlib.Analysis.Calculus.ParametricIntegral import Mathlib.MeasureTheory.Measure.Haar.NormedSpace #align_import analysis.mellin_transform from "leanprover-community/mathlib"@"917c3c072e487b3cccdbfeff17e75b40e45f66cb" open MeasureTheory Set Filter A...
Mathlib/Analysis/MellinTransform.lean
304
312
theorem isBigO_rpow_top_log_smul [NormedSpace ℝ E] {a b : ℝ} {f : ℝ β†’ E} (hab : b < a) (hf : f =O[atTop] (Β· ^ (-a))) : (fun t : ℝ => log t β€’ f t) =O[atTop] (Β· ^ (-b)) := by
refine ((isLittleO_log_rpow_atTop (sub_pos.mpr hab)).isBigO.smul hf).congr' (eventually_of_forall fun t => by rfl) ((eventually_gt_atTop 0).mp (eventually_of_forall fun t ht => ?_)) simp only rw [smul_eq_mul, ← rpow_add ht, ← sub_eq_add_neg, sub_eq_add_neg a, add_sub_cancel_left]
6
403.428793
2
1.333333
12
1,415
import Mathlib.Analysis.SpecialFunctions.ImproperIntegrals import Mathlib.Analysis.Calculus.ParametricIntegral import Mathlib.MeasureTheory.Measure.Haar.NormedSpace #align_import analysis.mellin_transform from "leanprover-community/mathlib"@"917c3c072e487b3cccdbfeff17e75b40e45f66cb" open MeasureTheory Set Filter A...
Mathlib/Analysis/MellinTransform.lean
317
332
theorem isBigO_rpow_zero_log_smul [NormedSpace ℝ E] {a b : ℝ} {f : ℝ β†’ E} (hab : a < b) (hf : f =O[𝓝[>] 0] (Β· ^ (-a))) : (fun t : ℝ => log t β€’ f t) =O[𝓝[>] 0] (Β· ^ (-b)) := by
have : log =o[𝓝[>] 0] fun t : ℝ => t ^ (a - b) := by refine ((isLittleO_log_rpow_atTop (sub_pos.mpr hab)).neg_left.comp_tendsto tendsto_inv_zero_atTop).congr' (eventually_nhdsWithin_iff.mpr <| eventually_of_forall fun t ht => ?_) (eventually_nhdsWithin_iff.mpr <| eventually_of_forall fun t...
13
442,413.392009
2
1.333333
12
1,415
import Mathlib.NumberTheory.Liouville.Basic #align_import number_theory.liouville.liouville_number from "leanprover-community/mathlib"@"04e80bb7e8510958cd9aacd32fe2dc147af0b9f1" noncomputable section open scoped Nat open Real Finset def liouvilleNumber (m : ℝ) : ℝ := βˆ‘' i : β„•, 1 / m ^ i ! #align liouville_n...
Mathlib/NumberTheory/Liouville/LiouvilleNumber.lean
84
86
theorem remainder_summable {m : ℝ} (hm : 1 < m) (k : β„•) : Summable fun i : β„• => 1 / m ^ (i + (k + 1))! := by
convert (summable_nat_add_iff (k + 1)).2 (LiouvilleNumber.summable hm)
1
2.718282
0
1.333333
3
1,416