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Mathlib/Data/Complex/Exponential.lean
Complex.ofReal_sin_ofReal_re
[ { "state_after": "no goals", "state_before": "x✝ y : ℂ\nx : ℝ\n⊢ ↑(starRingEnd ℂ) (sin ↑x) = sin ↑x", "tactic": "rw [← sin_conj, conj_ofReal]" } ]
[ 934, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 933, 1 ]
Mathlib/Order/SymmDiff.lean
Codisjoint.bihimp_right
[]
[ 709, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 707, 11 ]
Mathlib/Algebra/Star/SelfAdjoint.lean
IsSelfAdjoint.star_mul_self
[ { "state_after": "no goals", "state_before": "R : Type u_1\nA : Type ?u.712\ninst✝¹ : Semigroup R\ninst✝ : StarSemigroup R\nx : R\n⊢ IsSelfAdjoint (star x * x)", "tactic": "simp only [IsSelfAdjoint, star_mul, star_star]" } ]
[ 89, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 88, 1 ]
Mathlib/LinearAlgebra/AffineSpace/Pointwise.lean
AffineSubspace.pointwise_vadd_eq_map
[]
[ 54, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 52, 1 ]
Mathlib/Analysis/Calculus/ContDiff.lean
ContDiffAt.snd'
[]
[ 834, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 832, 1 ]
Mathlib/MeasureTheory/MeasurableSpaceDef.lean
MeasurableSet.congr
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.3804\nγ : Type ?u.3807\nδ : Type ?u.3810\nδ' : Type ?u.3813\nι : Sort ?u.3816\ns✝ t✝ u : Set α\nm : MeasurableSpace α\ns t : Set α\nhs : MeasurableSet s\nh : s = t\n⊢ MeasurableSet t", "tactic": "rwa [← h]" } ]
[ 114, 12 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 113, 1 ]
Mathlib/Analysis/Normed/Group/Basic.lean
pow_mem_ball
[ { "state_after": "𝓕 : Type ?u.915521\n𝕜 : Type ?u.915524\nα : Type ?u.915527\nι : Type ?u.915530\nκ : Type ?u.915533\nE : Type u_1\nF : Type ?u.915539\nG : Type ?u.915542\ninst✝¹ : SeminormedCommGroup E\ninst✝ : SeminormedCommGroup F\na a₁ a₂ b b₁ b₂ : E\nr r₁ r₂ : ℝ\nn : ℕ\nhn : 0 < n\nh : ‖a / b‖ < r\n⊢ ‖(a...
[ 1578, 12 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1572, 1 ]
Mathlib/Data/Polynomial/Degree/Definitions.lean
Polynomial.supp_subset_range
[]
[ 203, 60 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 202, 1 ]
Mathlib/Analysis/Calculus/Deriv/Basic.lean
HasDerivAtFilter.congr_of_eventuallyEq
[ { "state_after": "no goals", "state_before": "𝕜 : Type u\ninst✝⁴ : NontriviallyNormedField 𝕜\nF : Type v\ninst✝³ : NormedAddCommGroup F\ninst✝² : NormedSpace 𝕜 F\nE : Type w\ninst✝¹ : NormedAddCommGroup E\ninst✝ : NormedSpace 𝕜 E\nf f₀ f₁ g : 𝕜 → F\nf' f₀' f₁' g' : F\nx : 𝕜\ns t : Set 𝕜\nL L₁ L₂ : Fi...
[ 570, 94 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 569, 1 ]
Mathlib/SetTheory/Ordinal/Basic.lean
Ordinal.type_sum_lex
[]
[ 917, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 915, 1 ]
Mathlib/MeasureTheory/Function/SimpleFuncDense.lean
MeasureTheory.SimpleFunc.nearestPtInd_le
[ { "state_after": "case zero\nα : Type u_1\nβ : Type ?u.23173\nι : Type ?u.23176\nE : Type ?u.23179\nF : Type ?u.23182\n𝕜 : Type ?u.23185\ninst✝² : MeasurableSpace α\ninst✝¹ : PseudoEMetricSpace α\ninst✝ : OpensMeasurableSpace α\ne : ℕ → α\nx : α\n⊢ ↑(nearestPtInd e Nat.zero) x ≤ Nat.zero\n\ncase succ\nα : Type...
[ 101, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 97, 1 ]
Mathlib/Data/Matrix/Basic.lean
Matrix.diag_zero
[]
[ 627, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 626, 1 ]
Mathlib/Deprecated/Group.lean
Additive.isAddGroupHom
[]
[ 467, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 465, 1 ]
Mathlib/Analysis/SpecialFunctions/Pow/Real.lean
Real.rpow_pos_of_pos
[ { "state_after": "x : ℝ\nhx : 0 < x\ny : ℝ\n⊢ 0 < exp (log x * y)", "state_before": "x : ℝ\nhx : 0 < x\ny : ℝ\n⊢ 0 < x ^ y", "tactic": "rw [rpow_def_of_pos hx]" }, { "state_after": "no goals", "state_before": "x : ℝ\nhx : 0 < x\ny : ℝ\n⊢ 0 < exp (log x * y)", "tactic": "apply exp_pos" ...
[ 96, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 95, 1 ]
Mathlib/MeasureTheory/Decomposition/Lebesgue.lean
MeasureTheory.Measure.exists_positive_of_not_mutuallySingular
[ { "state_after": "α : Type u_1\nβ : Type ?u.63219\nm : MeasurableSpace α\nμ✝ ν✝ μ ν : Measure α\ninst✝¹ : IsFiniteMeasure μ\ninst✝ : IsFiniteMeasure ν\nh : ¬μ ⟂ₘ ν\nthis :\n ∀ (n : ℕ),\n ∃ i,\n MeasurableSet i ∧\n VectorMeasure.restrict 0 i ≤\n VectorMeasure.restrict (toSignedMeasure ...
[ 452, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 392, 1 ]
Mathlib/SetTheory/Game/PGame.lean
PGame.add_comm_le
[]
[ 1639, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1638, 1 ]
Mathlib/AlgebraicTopology/SimplicialObject.lean
CategoryTheory.CosimplicialObject.δ_comp_σ_of_gt'
[ { "state_after": "no goals", "state_before": "C : Type u\ninst✝ : Category C\nX : CosimplicialObject C\nn : ℕ\ni : Fin (n + 3)\nj : Fin (n + 2)\nH : Fin.succ j < i\nhi : i = 0\n⊢ False", "tactic": "simp only [Fin.not_lt_zero, hi] at H" }, { "state_after": "C : Type u\ninst✝ : Category C\nX : Cos...
[ 569, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 564, 1 ]
Mathlib/Algebra/Order/Group/DenselyOrdered.lean
le_iff_forall_lt_one_mul_le
[]
[ 51, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 50, 1 ]
Mathlib/FieldTheory/Finite/Basic.lean
card_eq_pow_finrank
[ { "state_after": "K : Type u_2\nR : Type ?u.998574\nV : Type u_1\ninst✝⁴ : Fintype K\ninst✝³ : DivisionRing K\ninst✝² : AddCommGroup V\ninst✝¹ : Module K V\ninst✝ : Fintype V\nb : Basis { x // x ∈ IsNoetherian.finsetBasisIndex K V } K V := IsNoetherian.finsetBasis K V\n⊢ Fintype.card V = q ^ FiniteDimensional.f...
[ 394, 74 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 392, 1 ]
Mathlib/Computability/Halting.lean
Nat.Partrec'.of_eq
[]
[ 310, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 309, 1 ]
Mathlib/Data/Complex/Exponential.lean
Real.sinh_sub_cosh
[ { "state_after": "no goals", "state_before": "x y : ℝ\n⊢ sinh x - cosh x = -exp (-x)", "tactic": "rw [← neg_sub, cosh_sub_sinh]" } ]
[ 1427, 88 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1427, 1 ]
Mathlib/Analysis/SpecialFunctions/ExpDeriv.lean
ContDiffOn.cexp
[]
[ 169, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 167, 1 ]
Mathlib/CategoryTheory/Sites/Sheafification.lean
CategoryTheory.GrothendieckTopology.Plus.isSheaf_of_sep
[ { "state_after": "C : Type u\ninst✝⁷ : Category C\nJ : GrothendieckTopology C\nD : Type w\ninst✝⁶ : Category D\ninst✝⁵ : ConcreteCategory D\ninst✝⁴ : PreservesLimits (forget D)\ninst✝³ : ∀ (X : C), HasColimitsOfShape (Cover J X)ᵒᵖ D\ninst✝² : ∀ (P : Cᵒᵖ ⥤ D) (X : C) (S : Cover J X), HasMultiequalizer (Cover.ind...
[ 446, 8 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 422, 1 ]
Mathlib/Data/Nat/Pairing.lean
Nat.unpair_right_le
[ { "state_after": "no goals", "state_before": "n : ℕ\n⊢ (unpair n).snd ≤ n", "tactic": "simpa using right_le_pair n.unpair.1 n.unpair.2" } ]
[ 127, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 126, 1 ]
Mathlib/Data/Finset/Lattice.lean
Finset.inf_attach
[]
[ 422, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 421, 1 ]
Mathlib/Data/Finset/Prod.lean
Finset.subset_product
[]
[ 90, 63 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 88, 1 ]
Std/Data/Fin/Lemmas.lean
USize.div_toNat
[]
[ 34, 17 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 33, 9 ]
Mathlib/NumberTheory/Padics/Hensel.lean
newton_seq_dist_aux
[ { "state_after": "no goals", "state_before": "p : ℕ\ninst✝ : Fact (Nat.Prime p)\nF : Polynomial ℤ_[p]\na : ℤ_[p]\nhnorm : ‖Polynomial.eval a F‖ < ‖Polynomial.eval a (↑Polynomial.derivative F)‖ ^ 2\nhnsol : Polynomial.eval a F ≠ 0\nn : ℕ\n⊢ ‖newton_seq (n + 0) - newton_seq n‖ ≤ ‖Polynomial.eval a (↑Polynomia...
[ 322, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 302, 9 ]
Mathlib/Topology/MetricSpace/Lipschitz.lean
LipschitzOnWith.le_add_mul
[]
[ 568, 78 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 566, 11 ]
Mathlib/Algebra/Order/Monoid/WithTop.lean
WithTop.coe_lt_one
[]
[ 83, 13 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 82, 1 ]
Mathlib/Data/Matrix/Basic.lean
Matrix.vecMul_mulVec
[ { "state_after": "no goals", "state_before": "l : Type ?u.919751\nm : Type u_1\nn : Type u_2\no : Type u_3\nm' : o → Type ?u.919765\nn' : o → Type ?u.919770\nR : Type ?u.919773\nS : Type ?u.919776\nα : Type v\nβ : Type w\nγ : Type ?u.919783\ninst✝² : NonUnitalCommSemiring α\ninst✝¹ : Fintype m\ninst✝ : Fint...
[ 1945, 91 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1944, 1 ]
Mathlib/Logic/Equiv/Defs.lean
Equiv.injective_comp
[]
[ 367, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 366, 1 ]
Mathlib/Data/Polynomial/RingDivision.lean
Polynomial.prime_X_sub_C
[ { "state_after": "R : Type u\nS : Type v\nT : Type w\na b : R\nn : ℕ\ninst✝¹ : CommRing R\ninst✝ : IsDomain R\np q : R[X]\nr : R\nx✝¹ x✝ : R[X]\n⊢ eval r x✝¹ = 0 ∨ eval r x✝ = 0 → eval r x✝¹ = 0 ∨ eval r x✝ = 0", "state_before": "R : Type u\nS : Type v\nT : Type w\na b : R\nn : ℕ\ninst✝¹ : CommRing R\ninst✝...
[ 407, 14 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 404, 1 ]
Mathlib/Analysis/NormedSpace/Star/Multiplier.lean
DoubleCentralizer.sub_fst
[]
[ 281, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 280, 1 ]
Mathlib/Algebra/Quaternion.lean
Quaternion.im_star
[]
[ 1135, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1134, 1 ]
Mathlib/RingTheory/FractionalIdeal.lean
FractionalIdeal.spanSingleton_one
[ { "state_after": "case a\nR : Type u_2\ninst✝⁶ : CommRing R\nS : Submonoid R\nP : Type u_1\ninst✝⁵ : CommRing P\ninst✝⁴ : Algebra R P\nloc : IsLocalization S P\nR₁ : Type ?u.1331786\ninst✝³ : CommRing R₁\nK : Type ?u.1331792\ninst✝² : Field K\ninst✝¹ : Algebra R₁ K\ninst✝ : IsFractionRing R₁ K\nx✝ : P\n⊢ x✝ ∈ s...
[ 1363, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1359, 1 ]
Mathlib/MeasureTheory/Measure/MeasureSpaceDef.lean
MeasureTheory.exists_measurable_superset_of_null
[]
[ 228, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 227, 1 ]
Mathlib/Order/Filter/AtTopBot.lean
Filter.tendsto_pow_atTop_iff
[ { "state_after": "no goals", "state_before": "ι : Type ?u.210440\nι' : Type ?u.210443\nα : Type u_1\nβ : Type ?u.210449\nγ : Type ?u.210452\ninst✝ : LinearOrderedSemiring α\nl : Filter β\nf : β → α\nn : ℕ\nh : Tendsto (fun x => x ^ n) atTop atTop\nhn : n = 0\n⊢ False", "tactic": "simp only [hn, pow_zero...
[ 973, 93 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 972, 1 ]
Mathlib/MeasureTheory/Function/L1Space.lean
MeasureTheory.hasFiniteIntegral_iff_edist
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.700144\nδ : Type ?u.700147\nm : MeasurableSpace α\nμ ν : Measure α\ninst✝² : MeasurableSpace δ\ninst✝¹ : NormedAddCommGroup β\ninst✝ : NormedAddCommGroup γ\nf : α → β\n⊢ HasFiniteIntegral f ↔ (∫⁻ (a : α), edist (f a) 0 ∂μ)...
[ 127, 70 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 125, 1 ]
Std/Data/Int/Lemmas.lean
Int.toNat_sub_toNat_neg
[]
[ 1401, 29 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 1398, 9 ]
Mathlib/Analysis/SpecificLimits/Normed.lean
tendsto_pow_const_div_const_pow_of_one_lt
[]
[ 232, 71 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 230, 1 ]
Mathlib/Analysis/Convex/Extreme.lean
extremePoints_pi
[ { "state_after": "case h\n𝕜 : Type u_3\nE : Type ?u.22369\nF : Type ?u.22372\nι : Type u_2\nπ : ι → Type u_1\ninst✝⁶ : OrderedSemiring 𝕜\ninst✝⁵ : AddCommGroup E\ninst✝⁴ : AddCommGroup F\ninst✝³ : (i : ι) → AddCommGroup (π i)\ninst✝² : Module 𝕜 E\ninst✝¹ : Module 𝕜 F\ninst✝ : (i : ι) → Module 𝕜 (π i)\nA B ...
[ 237, 79 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 219, 1 ]
Mathlib/Algebra/QuadraticDiscriminant.lean
discrim_lt_zero
[ { "state_after": "K : Type u_1\ninst✝ : LinearOrderedField K\na b c : K\nha : a ≠ 0\nh : ∀ (x : K), 0 < a * x * x + b * x + c\nthis : ∀ (x : K), 0 ≤ a * x * x + b * x + c\n⊢ discrim a b c < 0", "state_before": "K : Type u_1\ninst✝ : LinearOrderedField K\na b c : K\nha : a ≠ 0\nh : ∀ (x : K), 0 < a * x * x +...
[ 158, 11 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 151, 1 ]
Mathlib/Data/Rat/NNRat.lean
NNRat.coe_le_coe
[]
[ 167, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 166, 1 ]
Mathlib/Analysis/Calculus/FDeriv/Basic.lean
HasFDerivWithinAt.congr_of_eventuallyEq
[]
[ 894, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 892, 1 ]
Mathlib/Data/IsROrC/Basic.lean
IsROrC.re_eq_norm_of_mul_conj
[ { "state_after": "no goals", "state_before": "K : Type u_1\nE : Type ?u.6950633\ninst✝ : IsROrC K\nx : K\n⊢ ↑re (x * ↑(starRingEnd K) x) = ‖x * ↑(starRingEnd K) x‖", "tactic": "rw [mul_conj, ofReal_re, norm_ofReal, abs_of_nonneg (normSq_nonneg _)]" } ]
[ 762, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 761, 1 ]
Mathlib/Order/SymmDiff.lean
symmDiff_eq_iff_sdiff_eq
[ { "state_after": "ι : Type ?u.78168\nα : Type u_1\nβ : Type ?u.78174\nπ : ι → Type ?u.78179\ninst✝ : GeneralizedBooleanAlgebra α\na b c d : α\nha : a ≤ c\n⊢ a ∆ b = c ↔ a ∆ c = b", "state_before": "ι : Type ?u.78168\nα : Type u_1\nβ : Type ?u.78174\nπ : ι → Type ?u.78179\ninst✝ : GeneralizedBooleanAlgebra α...
[ 569, 90 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 567, 1 ]
Mathlib/LinearAlgebra/Basis.lean
Basis.prod_apply_inr_fst
[ { "state_after": "case h\nι : Type u_3\nι' : Type u_4\nR : Type u_5\nR₂ : Type ?u.573115\nK : Type ?u.573118\nM : Type u_1\nM' : Type u_2\nM'' : Type ?u.573127\nV : Type u\nV' : Type ?u.573132\ninst✝⁴ : Semiring R\ninst✝³ : AddCommMonoid M\ninst✝² : Module R M\ninst✝¹ : AddCommMonoid M'\ninst✝ : Module R M'\nb ...
[ 742, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 735, 1 ]
Mathlib/Analysis/Calculus/BumpFunctionInner.lean
expNegInvGlue.zero_iff_nonpos
[]
[ 87, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 86, 9 ]
Mathlib/Order/Bounds/Basic.lean
IsLeast.image2
[]
[ 1396, 72 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1395, 1 ]
Mathlib/Topology/LocalExtr.lean
IsLocalMax.comp_mono
[]
[ 223, 18 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 221, 8 ]
Mathlib/Data/Finset/Pointwise.lean
Finset.preimage_mul_right_one
[ { "state_after": "no goals", "state_before": "F : Type ?u.679577\nα : Type u_1\nβ : Type ?u.679583\nγ : Type ?u.679586\ninst✝ : Group α\ns t : Finset α\na b : α\n⊢ preimage 1 (fun x => x * b) (_ : Set.InjOn (fun x => x * b) ((fun x => x * b) ⁻¹' ↑1)) = {b⁻¹}", "tactic": "classical rw [← image_mul_right'...
[ 1233, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1232, 1 ]
Mathlib/Data/Real/Basic.lean
Real.ext_cauchy
[]
[ 66, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 65, 1 ]
Mathlib/Data/Int/GCD.lean
Nat.xgcd_aux_P
[ { "state_after": "no goals", "state_before": "x y r r' : ℕ\n⊢ ∀ {s t s' t' : ℤ}, Nat.P x y (r, s, t) → Nat.P x y (r', s', t') → Nat.P x y (xgcdAux r s t r' s' t')", "tactic": "induction r, r' using gcd.induction with\n| H0 => simp\n| H1 a b h IH =>\n intro s t s' t' p p'\n rw [xgcd_aux_rec h]; refine'...
[ 144, 80 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 135, 1 ]
Mathlib/RingTheory/NonZeroDivisors.lean
nonZeroDivisors.coe_ne_zero
[]
[ 91, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 90, 1 ]
Mathlib/Data/Real/Basic.lean
Real.mk_inf
[]
[ 488, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 487, 1 ]
Mathlib/Data/Polynomial/Eval.lean
Polynomial.bit0_comp
[ { "state_after": "no goals", "state_before": "R : Type u\nS : Type v\nT : Type w\nι : Type y\na b : R\nm n : ℕ\ninst✝ : Semiring R\np q r : R[X]\n⊢ comp (bit0 p) q = bit0 (comp p q)", "tactic": "simp only [bit0, add_comp]" } ]
[ 643, 94 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 643, 1 ]
Mathlib/Topology/MetricSpace/Basic.lean
Metric.isBounded_iff_nndist
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nX : Type ?u.47942\nι : Type ?u.47945\ninst✝ : PseudoMetricSpace α\nx y z : α\nδ ε ε₁ ε₂ : ℝ\ns✝ s : Set α\n⊢ IsBounded s ↔ ∃ C, ∀ ⦃x : α⦄, x ∈ s → ∀ ⦃y : α⦄, y ∈ s → nndist x y ≤ C", "tactic": "simp only [isBounded_iff_exists_ge 0, NN...
[ 713, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 710, 1 ]
Mathlib/Analysis/SpecialFunctions/Trigonometric/Angle.lean
Real.Angle.sign_coe_nonneg_of_nonneg_of_le_pi
[ { "state_after": "θ : ℝ\nh0 : 0 ≤ θ\nhpi : θ ≤ π\n⊢ 0 ≤ sin ↑θ", "state_before": "θ : ℝ\nh0 : 0 ≤ θ\nhpi : θ ≤ π\n⊢ 0 ≤ sign ↑θ", "tactic": "rw [sign, sign_nonneg_iff]" }, { "state_after": "no goals", "state_before": "θ : ℝ\nh0 : 0 ≤ θ\nhpi : θ ≤ π\n⊢ 0 ≤ sin ↑θ", "tactic": "exact sin_no...
[ 982, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 979, 1 ]
Mathlib/MeasureTheory/Measure/OuterMeasure.lean
MeasureTheory.OuterMeasure.boundedBy_zero
[ { "state_after": "α : Type u_1\nm : Set α → ℝ≥0∞\n⊢ boundedBy 0 ≤ ⊥", "state_before": "α : Type u_1\nm : Set α → ℝ≥0∞\n⊢ boundedBy 0 = 0", "tactic": "rw [← coe_bot, eq_bot_iff]" }, { "state_after": "no goals", "state_before": "α : Type u_1\nm : Set α → ℝ≥0∞\n⊢ boundedBy 0 ≤ ⊥", "tactic":...
[ 896, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 894, 1 ]
Mathlib/Algebra/Order/Monoid/WithTop.lean
WithTop.add_coe_eq_top_iff
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\ninst✝ : Add α\na b c d : WithTop α\nx✝ y✝ : α\nx : WithTop α\ny : α\n⊢ x + ↑y = ⊤ ↔ x = ⊤", "tactic": "induction x using WithTop.recTopCoe <;> simp [← coe_add]" } ]
[ 177, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 176, 1 ]
Mathlib/Data/List/Basic.lean
List.nthLe_insertNth_self
[ { "state_after": "no goals", "state_before": "ι : Type ?u.126707\nα : Type u\nβ : Type v\nγ : Type w\nδ : Type x\nl₁ l₂ : List α\na : α\nl : List α\nx : α\nn : ℕ\nhn : n ≤ length l\n⊢ n < length (insertNth n x l)", "tactic": "rwa [length_insertNth _ _ hn, Nat.lt_succ_iff]" } ]
[ 1730, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1728, 1 ]
Mathlib/Analysis/Calculus/ContDiff.lean
ContDiffWithinAt.prod_map
[]
[ 1603, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1600, 1 ]
Mathlib/MeasureTheory/Function/L1Space.lean
MeasureTheory.AEEqFun.integrable_mk
[ { "state_after": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.1262382\nδ : Type ?u.1262385\nm : MeasurableSpace α\nμ ν : Measure α\ninst✝² : MeasurableSpace δ\ninst✝¹ : NormedAddCommGroup β\ninst✝ : NormedAddCommGroup γ\nf : α → β\nhf : AEStronglyMeasurable f μ\n⊢ MeasureTheory.Integrable ↑(mk f hf) ↔ MeasureTheory...
[ 1216, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1212, 1 ]
Mathlib/Data/Vector/Basic.lean
Vector.mmap_cons
[]
[ 438, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 432, 1 ]
Mathlib/Data/Set/Intervals/Basic.lean
Set.right_mem_Iic
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.5871\ninst✝ : Preorder α\na a₁ a₂ b b₁ b₂ c x : α\n⊢ a ∈ Iic a", "tactic": "simp" } ]
[ 226, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 226, 1 ]
Mathlib/LinearAlgebra/AffineSpace/Basis.lean
AffineBasis.ext
[]
[ 80, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 79, 1 ]
Mathlib/RingTheory/MvPolynomial/Homogeneous.lean
MvPolynomial.isHomogeneous_monomial
[ { "state_after": "σ : Type u_1\nτ : Type ?u.126597\nR : Type u_2\nS : Type ?u.126603\ninst✝ : CommSemiring R\nd : σ →₀ ℕ\nr : R\nn : ℕ\nhn : ∑ i in d.support, ↑d i = n\nc : σ →₀ ℕ\nhc : coeff c (↑(monomial d) r) ≠ 0\n⊢ ∑ i in c.support, ↑c i = n", "state_before": "σ : Type u_1\nτ : Type ?u.126597\nR : Type ...
[ 125, 18 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 117, 1 ]
Mathlib/Data/ZMod/Basic.lean
Nat.le_div_two_iff_mul_two_le
[ { "state_after": "no goals", "state_before": "n m : ℕ\n⊢ m ≤ n / 2 ↔ ↑m * 2 ≤ ↑n", "tactic": "rw [Nat.le_div_iff_mul_le zero_lt_two, ← Int.ofNat_le, Int.ofNat_mul, Nat.cast_two]" } ]
[ 932, 86 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 931, 1 ]
Mathlib/Topology/Algebra/Order/MonotoneContinuity.lean
OrderIso.continuous
[ { "state_after": "α : Type u_1\nβ : Type u_2\ninst✝⁵ : PartialOrder α\ninst✝⁴ : PartialOrder β\ninst✝³ : TopologicalSpace α\ninst✝² : TopologicalSpace β\ninst✝¹ : OrderTopology α\ninst✝ : OrderTopology β\ne : α ≃o β\n⊢ Continuous ↑e", "state_before": "α : Type u_1\nβ : Type u_2\ninst✝⁵ : PartialOrder α\nins...
[ 315, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 308, 11 ]
Mathlib/Topology/Algebra/UniformGroup.lean
DenseInducing.extend_Z_bilin
[ { "state_after": "α : Type u_1\nβ : Type u_4\nγ : Type u_2\nδ : Type u_5\nG : Type u_3\ninst✝¹⁶ : TopologicalSpace α\ninst✝¹⁵ : AddCommGroup α\ninst✝¹⁴ : TopologicalAddGroup α\ninst✝¹³ : TopologicalSpace β\ninst✝¹² : AddCommGroup β\ninst✝¹¹ : TopologicalAddGroup β\ninst✝¹⁰ : TopologicalSpace γ\ninst✝⁹ : AddComm...
[ 905, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 872, 1 ]
Mathlib/Tactic/Ring/Basic.lean
Mathlib.Tactic.Ring.pow_atom
[ { "state_after": "no goals", "state_before": "u : Lean.Level\nR : Type u_1\nα : Q(Type u)\nsα : Q(CommSemiring «$α»)\ninst✝ : CommSemiring R\na : R\nb : ℕ\n⊢ a ^ b = a ^ b * Nat.rawCast 1 + 0", "tactic": "simp" } ]
[ 595, 82 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 595, 1 ]
Mathlib/Order/ConditionallyCompleteLattice/Basic.lean
ciSup_of_empty
[ { "state_after": "no goals", "state_before": "α : Type u_2\nβ : Type ?u.72243\nγ : Type ?u.72246\nι : Sort u_1\ninst✝¹ : ConditionallyCompleteLinearOrderBot α\ninst✝ : IsEmpty ι\nf : ι → α\n⊢ (⨆ (i : ι), f i) = ⊥", "tactic": "rw [iSup_of_empty', csSup_empty]" } ]
[ 1020, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1019, 1 ]
Mathlib/Algebra/Group/Conj.lean
ConjClasses.mem_carrier_iff_mk_eq
[ { "state_after": "α : Type u\nβ : Type v\ninst✝ : Monoid α\na : α\n⊢ ∀ {b : ConjClasses α}, a ∈ carrier b ↔ ConjClasses.mk a = b", "state_before": "α : Type u\nβ : Type v\ninst✝ : Monoid α\na : α\nb : ConjClasses α\n⊢ a ∈ carrier b ↔ ConjClasses.mk a = b", "tactic": "revert b" }, { "state_after"...
[ 326, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 320, 1 ]
Mathlib/Topology/Category/TopCat/Basic.lean
TopCat.openEmbedding_iff_comp_isIso'
[ { "state_after": "X Y Z : TopCat\nf : X ⟶ Y\ng : Y ⟶ Z\ninst✝ : IsIso g\n⊢ OpenEmbedding ((forget TopCat).map (f ≫ g)) ↔ OpenEmbedding ((forget TopCat).map f)", "state_before": "X Y Z : TopCat\nf : X ⟶ Y\ng : Y ⟶ Z\ninst✝ : IsIso g\n⊢ OpenEmbedding ((forget TopCat).map f ≫ (forget TopCat).map g) ↔ OpenEmbed...
[ 173, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 170, 1 ]
Mathlib/Topology/MetricSpace/CantorScheme.lean
CantorScheme.VanishingDiam.map_continuous
[ { "state_after": "β : Type u_1\nα : Type u_2\nA : List β → Set α\ninst✝² : PseudoMetricSpace α\ninst✝¹ : TopologicalSpace β\ninst✝ : DiscreteTopology β\nhA : VanishingDiam A\n⊢ ∀ (a : ↑(inducedMap A).fst) (ε : ℝ),\n ε > 0 → ∀ᶠ (x : ↑(inducedMap A).fst) in 𝓝 a, dist (Sigma.snd (inducedMap A) x) (Sigma.snd (i...
[ 164, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 150, 1 ]
Mathlib/Data/Nat/Basic.lean
Nat.and_forall_succ
[]
[ 134, 67 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 133, 1 ]
Mathlib/GroupTheory/SchurZassenhaus.lean
Subgroup.SchurZassenhausInduction.step2
[ { "state_after": "G : Type u\ninst✝³ : Group G\ninst✝² : Fintype G\nN : Subgroup G\ninst✝¹ : Normal N\nh1 : Nat.coprime (Fintype.card { x // x ∈ N }) (index N)\nh2 :\n ∀ (G' : Type u) [inst : Group G'] [inst_1 : Fintype G'],\n Fintype.card G' < Fintype.card G →\n ∀ {N' : Subgroup G'} [inst_2 : Normal N...
[ 227, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 199, 9 ]
Mathlib/Data/Finsupp/NeLocus.lean
Finsupp.zipWith_neLocus_eq_left
[ { "state_after": "case a\nα : Type u_4\nM : Type u_2\nN : Type u_1\nP : Type u_3\ninst✝⁵ : DecidableEq α\ninst✝⁴ : DecidableEq N\ninst✝³ : Zero M\ninst✝² : DecidableEq P\ninst✝¹ : Zero P\ninst✝ : Zero N\nF : M → N → P\nF0 : F 0 0 = 0\nf : α →₀ M\ng₁ g₂ : α →₀ N\nhF : ∀ (f : M), Function.Injective fun g => F f g...
[ 101, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 96, 1 ]
Mathlib/MeasureTheory/Function/SpecialFunctions/Basic.lean
Real.measurable_log
[]
[ 39, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 37, 1 ]
Mathlib/Order/LiminfLimsup.lean
Filter.IsBoundedUnder.sup
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.40673\nι : Type ?u.40676\ninst✝ : SemilatticeSup α\nf : Filter β\nu v : β → α\nbu : α\nhu : ∀ᶠ (x : β) in f, u x ≤ bu\nbv : α\nhv : ∀ᶠ (x : β) in f, v x ≤ bv\n⊢ ∀ᶠ (x : β) in f, u x ⊔ v x ≤ bu ⊔ bv", "tactic": "filter_...
[ 281, 101 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 277, 1 ]
Mathlib/LinearAlgebra/TensorPower.lean
TensorPower.one_mul
[ { "state_after": "R : Type u_1\nM : Type u_2\ninst✝² : CommSemiring R\ninst✝¹ : AddCommMonoid M\ninst✝ : Module R M\nn : ℕ\na : (⨂[R]^n) M\n⊢ ↑(cast R M (_ : 0 + n = n)) (↑mulEquiv (↑(tprod R) Fin.elim0' ⊗ₜ[R] a)) = a", "state_before": "R : Type u_1\nM : Type u_2\ninst✝² : CommSemiring R\ninst✝¹ : AddCommMo...
[ 182, 58 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 172, 1 ]
Mathlib/Data/Finset/Image.lean
Finset.image_image
[ { "state_after": "no goals", "state_before": "α : Type u_3\nβ : Type u_2\nγ : Type u_1\ninst✝¹ : DecidableEq β\nf g✝ : α → β\ns : Finset α\nt : Finset β\na : α\nb c : β\ninst✝ : DecidableEq γ\ng : β → γ\n⊢ (image g (image f s)).val = (image (g ∘ f) s).val", "tactic": "simp only [image_val, dedup_map_ded...
[ 422, 78 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 421, 1 ]
Mathlib/Algebra/Support.lean
Function.mulSupport_sup
[]
[ 159, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 157, 1 ]
Mathlib/Analysis/Asymptotics/Asymptotics.lean
Asymptotics.isBigO_norm_left
[ { "state_after": "α : Type u_1\nβ : Type ?u.123733\nE : Type ?u.123736\nF : Type u_2\nG : Type ?u.123742\nE' : Type u_3\nF' : Type ?u.123748\nG' : Type ?u.123751\nE'' : Type ?u.123754\nF'' : Type ?u.123757\nG'' : Type ?u.123760\nR : Type ?u.123763\nR' : Type ?u.123766\n𝕜 : Type ?u.123769\n𝕜' : Type ?u.123772\...
[ 772, 51 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 770, 1 ]
Mathlib/CategoryTheory/MorphismProperty.lean
CategoryTheory.MorphismProperty.StableUnderBaseChange.respectsIso
[ { "state_after": "case hP\nC : Type u\ninst✝¹ : Category C\nD : Type ?u.20586\ninst✝ : Category D\nP : MorphismProperty C\nhP : StableUnderBaseChange P\n⊢ ∀ (f g : Arrow C), (f ≅ g) → P f.hom → P g.hom", "state_before": "C : Type u\ninst✝¹ : Category C\nD : Type ?u.20586\ninst✝ : Category D\nP : MorphismPro...
[ 199, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 195, 1 ]
Mathlib/LinearAlgebra/FiniteDimensional.lean
cardinal_mk_eq_cardinal_mk_field_pow_rank
[ { "state_after": "K✝ : Type u\nV✝ : Type v\nK V : Type u\ninst✝³ : DivisionRing K\ninst✝² : AddCommGroup V\ninst✝¹ : Module K V\ninst✝ : FiniteDimensional K V\ns : Set V := Basis.ofVectorSpaceIndex K V\n⊢ (#V) = (#K) ^ Module.rank K V", "state_before": "K✝ : Type u\nV✝ : Type v\nK V : Type u\ninst✝³ : Divis...
[ 1546, 77 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1539, 1 ]
Mathlib/MeasureTheory/Integral/IntegrableOn.lean
ContinuousOn.integrableAt_nhdsWithin
[]
[ 570, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 564, 1 ]
Mathlib/Topology/MetricSpace/Basic.lean
Metric.closedBall_subset_closedBall'
[]
[ 607, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 602, 1 ]
Mathlib/Topology/Connected.lean
connectedComponentIn_subset
[ { "state_after": "α : Type u\nβ : Type v\nι : Type ?u.51675\nπ : ι → Type ?u.51680\ninst✝ : TopologicalSpace α\ns t u v F : Set α\nx : α\n⊢ (if h : x ∈ F then Subtype.val '' connectedComponent { val := x, property := h } else ∅) ⊆ F", "state_before": "α : Type u\nβ : Type v\nι : Type ?u.51675\nπ : ι → Type ...
[ 616, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 614, 1 ]
Mathlib/Order/SuccPred/Relation.lean
transGen_of_succ_of_reflexive
[ { "state_after": "case inl\nα : Type u_1\ninst✝² : LinearOrder α\ninst✝¹ : SuccOrder α\ninst✝ : IsSuccArchimedean α\nr : α → α → Prop\nm : α\nhr : Reflexive r\nh1 : ∀ (i : α), i ∈ Ico m m → r i (succ i)\nh2 : ∀ (i : α), i ∈ Ico m m → r (succ i) i\n⊢ TransGen r m m\n\ncase inr\nα : Type u_1\ninst✝² : LinearOrder...
[ 90, 48 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 87, 1 ]
Mathlib/CategoryTheory/EqToHom.lean
CategoryTheory.eqToHom_unop
[ { "state_after": "case refl\nC : Type u₁\ninst✝ : Category C\nX : Cᵒᵖ\n⊢ (eqToHom (_ : X = X)).unop = eqToHom (_ : X.unop = X.unop)", "state_before": "C : Type u₁\ninst✝ : Category C\nX Y : Cᵒᵖ\nh : X = Y\n⊢ (eqToHom h).unop = eqToHom (_ : Y.unop = X.unop)", "tactic": "cases h" }, { "state_after...
[ 158, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 155, 1 ]
Mathlib/Order/WellFoundedSet.lean
Set.WellFoundedOn.induction
[ { "state_after": "ι : Type ?u.4297\nα : Type u_1\nβ : Type ?u.4303\nr r' : α → α → Prop\ns t : Set α\nx y : α\nhs : WellFoundedOn s r\nhx : x ∈ s\nP : α → Prop\nhP : ∀ (y : α), y ∈ s → (∀ (z : α), z ∈ s → r z y → P z) → P y\nQ : ↑s → Prop := fun y => P ↑y\n⊢ P x", "state_before": "ι : Type ?u.4297\nα : Type...
[ 98, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 93, 11 ]
Mathlib/Data/Seq/WSeq.lean
Stream'.WSeq.exists_of_liftRel_left
[ { "state_after": "α : Type u\nβ : Type v\nγ : Type w\nR : α → β → Prop\ns : WSeq α\nt : WSeq β\nH : LiftRel R s t\na : α\nh✝ : a ∈ s\nn : ℕ\nh : some a ∈ get? s n\n⊢ ∃ b, b ∈ t ∧ R a b", "state_before": "α : Type u\nβ : Type v\nγ : Type w\nR : α → β → Prop\ns : WSeq α\nt : WSeq β\nH : LiftRel R s t\na : α\n...
[ 1062, 75 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1054, 1 ]
Mathlib/GroupTheory/Submonoid/Operations.lean
Submonoid.map_comap_map
[]
[ 318, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 317, 1 ]
Mathlib/Analysis/SpecialFunctions/Complex/Arg.lean
Complex.arg_le_pi
[]
[ 152, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 151, 1 ]
Mathlib/Topology/Instances/ENNReal.lean
NNReal.not_summable_iff_tendsto_nat_atTop
[ { "state_after": "case mp\nα : Type ?u.312905\nβ : Type ?u.312908\nγ : Type ?u.312911\nf : ℕ → ℝ≥0\n⊢ ¬Summable f → Tendsto (fun n => ∑ i in Finset.range n, f i) atTop atTop\n\ncase mpr\nα : Type ?u.312905\nβ : Type ?u.312908\nγ : Type ?u.312911\nf : ℕ → ℝ≥0\n⊢ Tendsto (fun n => ∑ i in Finset.range n, f i) atTo...
[ 1139, 81 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1132, 1 ]
Mathlib/Topology/Algebra/Field.lean
Subfield.topologicalClosure_minimal
[]
[ 76, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 74, 1 ]
Mathlib/Tactic/Linarith/Lemmas.lean
Linarith.mul_neg
[ { "state_after": "no goals", "state_before": "α : Type u_1\ninst✝ : StrictOrderedRing α\na b : α\nha : a < 0\nhb : 0 < b\nthis : -b * a > 0\n⊢ 0 < -(b * a)", "tactic": "simpa" } ]
[ 44, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 42, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/Pullbacks.lean
CategoryTheory.Limits.pullbackConeOfLeftIso_π_app_none
[ { "state_after": "no goals", "state_before": "C : Type u\ninst✝² : Category C\nD : Type u₂\ninst✝¹ : Category D\nW X Y Z : C\nf : X ⟶ Z\ng : Y ⟶ Z\ninst✝ : IsIso f\n⊢ (pullbackConeOfLeftIso f g).π.app none = g", "tactic": "simp" } ]
[ 1630, 97 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1630, 1 ]