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Mathlib/Data/Fintype/Card.lean
Fintype.card_le_of_embedding
[]
[ 468, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 467, 1 ]
src/lean/Init/Data/Nat/Linear.lean
Nat.Linear.ExprCnstr.eq_true_of_isValid
[ { "state_after": "ctx : Context\nc : ExprCnstr\nh : PolyCnstr.isValid (toNormPoly c) = true\nthis : PolyCnstr.denote ctx (toNormPoly c) = True\n⊢ denote ctx c = True", "state_before": "ctx : Context\nc : ExprCnstr\nh : PolyCnstr.isValid (toNormPoly c) = true\n⊢ denote ctx c = True", "tactic": "have := P...
[ 669, 13 ]
d5348dfac847a56a4595fb6230fd0708dcb4e7e9
https://github.com/leanprover/lean4
[ 666, 1 ]
Mathlib/Order/CompleteLattice.lean
iSup_congr
[]
[ 634, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 633, 1 ]
Mathlib/Control/EquivFunctor.lean
EquivFunctor.mapEquiv.injective
[ { "state_after": "no goals", "state_before": "f : Type u₀ → Type u₁\ninst✝¹ : Applicative f\ninst✝ : LawfulApplicative f\nα β : Type u₀\nh : ∀ (γ : Type u₀), Injective pure\ne₁ e₂ : α ≃ β\nH : mapEquiv f e₁ = mapEquiv f e₂\nx : α\n⊢ pure (↑e₁ x) = pure (↑e₂ x)", "tactic": "simpa [EquivFunctor.map] using...
[ 109, 92 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 104, 1 ]
Mathlib/RingTheory/Polynomial/Vieta.lean
MvPolynomial.prod_C_add_X_eq_sum_esymm
[ { "state_after": "R : Type u_2\nσ : Type u_1\ninst✝¹ : CommSemiring R\ninst✝ : Fintype σ\ns : Multiset (MvPolynomial σ R) := Multiset.map (fun i => X i) univ.val\n⊢ ∏ i : σ, (Polynomial.X + ↑Polynomial.C (X i)) =\n ∑ j in range (Fintype.card σ + 1), ↑Polynomial.C (esymm σ R j) * Polynomial.X ^ (Fintype.card ...
[ 180, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 171, 1 ]
Mathlib/Analysis/InnerProductSpace/Basic.lean
UniformSpace.Completion.Continuous.inner
[]
[ 2345, 68 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2343, 11 ]
Mathlib/Algebra/CharP/CharAndCard.lean
isUnit_iff_not_dvd_char
[]
[ 56, 97 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 54, 1 ]
Mathlib/Computability/PartrecCode.lean
Nat.Partrec.Code.smn
[]
[ 698, 51 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 696, 1 ]
Mathlib/Data/Option/Defs.lean
Option.mem_some_iff
[ { "state_after": "no goals", "state_before": "α✝ : Type ?u.1536\nβ : Type ?u.1539\nα : Type u_1\na b : α\n⊢ a ∈ some b ↔ b = a", "tactic": "simp" } ]
[ 73, 76 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 73, 1 ]
Mathlib/Probability/ProbabilityMassFunction/Constructions.lean
Pmf.mem_support_ofFintype_iff
[]
[ 218, 93 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 218, 1 ]
Mathlib/Data/Set/Ncard.lean
Set.ncard_mono
[]
[ 83, 94 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 83, 1 ]
Mathlib/Logic/Function/Basic.lean
Function.RightInverse.injective
[]
[ 366, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 365, 1 ]
Mathlib/Analysis/Calculus/Deriv/Inv.lean
derivWithin_inv
[ { "state_after": "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 : Filter 𝕜\nx_ne_zero : x ≠ 0\nhxs : Uniq...
[ 110, 18 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 107, 1 ]
Mathlib/SetTheory/Cardinal/Basic.lean
Cardinal.lift_natCast
[ { "state_after": "no goals", "state_before": "α β : Type u\nn : ℕ\n⊢ lift ↑n = ↑n", "tactic": "induction n <;> simp [*]" } ]
[ 1282, 94 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1282, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/Equalizers.lean
CategoryTheory.Limits.parallelPair_map_right
[]
[ 239, 87 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 239, 1 ]
Mathlib/Data/List/Prime.lean
perm_of_prod_eq_prod
[ { "state_after": "no goals", "state_before": "M : Type u_1\ninst✝¹ : CancelCommMonoidWithZero M\ninst✝ : Unique Mˣ\na : M\nl₁ : List M\nb : M\nl₂ : List M\nh : prod (a :: l₁) = prod (b :: l₂)\nhl₁ : ∀ (p : M), p ∈ a :: l₁ → Prime p\nhl₂ : ∀ (p : M), p ∈ b :: l₂ → Prime p\n⊢ a :: l₁ ~ b :: l₂", "tactic":...
[ 81, 76 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 61, 1 ]
Mathlib/Data/Multiset/Basic.lean
Multiset.map_filter
[ { "state_after": "α : Type u_2\nβ : Type u_1\nγ : Type ?u.274085\np : α → Prop\ninst✝ : DecidablePred p\nf : β → α\ns : Multiset β\nl : List β\n⊢ List.map f (List.filter ((fun b => decide (p b)) ∘ f) l) ~ List.map f (List.filter (fun b => decide (p (f b))) l)", "state_before": "α : Type u_2\nβ : Type u_1\nγ...
[ 2093, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2092, 1 ]
Mathlib/Data/Finsupp/Order.lean
Finsupp.sub_single_one_add
[]
[ 257, 76 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 255, 1 ]
Mathlib/Algebra/Order/Monoid/WithTop.lean
WithTop.add_le_add_iff_right
[]
[ 267, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 265, 11 ]
Mathlib/Logic/Unique.lean
eq_const_of_unique
[ { "state_after": "case h\nα : Sort u_1\nβ : Sort u_2\ninst✝ : Unique α\nf : α → β\nx : α\n⊢ f x = Function.const α (f default) x", "state_before": "α : Sort u_1\nβ : Sort u_2\ninst✝ : Unique α\nf : α → β\n⊢ f = Function.const α (f default)", "tactic": "ext x" }, { "state_after": "case h\nα : Sor...
[ 212, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 209, 1 ]
Mathlib/Data/List/Range.lean
List.pairwise_gt_iota
[ { "state_after": "no goals", "state_before": "α : Type u\nn : ℕ\n⊢ Pairwise (fun x x_1 => x > x_1) (iota n)", "tactic": "simpa only [iota_eq_reverse_range', pairwise_reverse] using pairwise_lt_range' 1 n" } ]
[ 118, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 117, 1 ]
Mathlib/Control/Bifunctor.lean
Bifunctor.comp_fst
[ { "state_after": "no goals", "state_before": "F : Type u₀ → Type u₁ → Type u₂\ninst✝¹ : Bifunctor F\ninst✝ : LawfulBifunctor F\nα₀ α₁ α₂ : Type u₀\nβ : Type u₁\nf : α₀ → α₁\nf' : α₁ → α₂\nx : F α₀ β\n⊢ fst f' (fst f x) = fst (f' ∘ f) x", "tactic": "simp [fst, bimap_bimap]" } ]
[ 93, 68 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 92, 1 ]
Mathlib/SetTheory/Ordinal/NaturalOps.lean
Ordinal.toNatOrdinal_cast_nat
[ { "state_after": "n : ℕ\n⊢ ↑toNatOrdinal (↑toOrdinal ↑n) = ↑n", "state_before": "n : ℕ\n⊢ ↑toNatOrdinal ↑n = ↑n", "tactic": "rw [← toOrdinal_cast_nat n]" }, { "state_after": "no goals", "state_before": "n : ℕ\n⊢ ↑toNatOrdinal (↑toOrdinal ↑n) = ↑n", "tactic": "rfl" } ]
[ 399, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 397, 1 ]
Mathlib/Data/Set/Pairwise/Basic.lean
Set.pairwise_pair_of_symmetric
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.14609\nγ : Type ?u.14612\nι : Type ?u.14615\nι' : Type ?u.14618\nr p q : α → α → Prop\nf g : ι → α\ns t u : Set α\na b : α\nhr : Symmetric r\n⊢ Set.Pairwise {a, b} r ↔ a ≠ b → r a b", "tactic": "simp [pairwise_insert_of_symmetric hr...
[ 200, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 199, 1 ]
Mathlib/MeasureTheory/Function/AEEqFun.lean
MeasureTheory.AEEqFun.comp₂Measurable_toGerm
[ { "state_after": "no goals", "state_before": "α : Type u_4\nβ : Type u_1\nγ : Type u_2\nδ : Type u_3\ninst✝¹⁵ : MeasurableSpace α\nμ ν : Measure α\ninst✝¹⁴ : TopologicalSpace β\ninst✝¹³ : TopologicalSpace γ\ninst✝¹² : TopologicalSpace δ\ninst✝¹¹ : PseudoMetrizableSpace β\ninst✝¹⁰ : SecondCountableTopology β...
[ 413, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 407, 1 ]
Mathlib/GroupTheory/Subgroup/Basic.lean
Subgroup.mem_map_iff_mem
[]
[ 1466, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1464, 1 ]
Mathlib/Algebra/Group/Prod.lean
MulEquiv.coe_prodComm
[]
[ 696, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 695, 1 ]
Mathlib/Data/Matrix/Basic.lean
Matrix.ext
[]
[ 81, 13 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 80, 1 ]
Mathlib/Data/Real/Hyperreal.lean
Hyperreal.InfiniteNeg.not_infinitesimal
[]
[ 494, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 493, 1 ]
Mathlib/Algebra/Group/WithOne/Defs.lean
WithZero.coe_zpow
[]
[ 327, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 326, 1 ]
Mathlib/Data/Polynomial/UnitTrinomial.lean
Polynomial.trinomial_leading_coeff'
[ { "state_after": "no goals", "state_before": "R : Type u_1\ninst✝ : Semiring R\nk m n : ℕ\nu v w : R\nhkm : k < m\nhmn : m < n\n⊢ coeff (trinomial k m n u v w) n = w", "tactic": "rw [trinomial_def, coeff_add, coeff_add, coeff_C_mul_X_pow, coeff_C_mul_X_pow, coeff_C_mul_X_pow,\n if_neg (hkm.trans hmn).n...
[ 55, 80 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 52, 1 ]
Mathlib/Algebra/Order/WithZero.lean
inv_le_inv₀
[]
[ 221, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 215, 1 ]
Mathlib/Algebra/Field/Basic.lean
one_div_add_one_div
[]
[ 214, 46 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 213, 1 ]
Mathlib/Analysis/SpecialFunctions/Trigonometric/Basic.lean
Real.continuous_cos
[]
[ 102, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 101, 1 ]
Mathlib/Topology/UniformSpace/Separation.lean
UniformSpace.uniformContinuous_quotient_lift₂
[ { "state_after": "α : Type u\nβ : Type v\nγ : Type w\ninst✝² : UniformSpace α\ninst✝¹ : UniformSpace β\ninst✝ : UniformSpace γ\nf : α → β → γ\nh : ∀ (a : α) (c : β) (b : α) (d : β), (a, b) ∈ 𝓢 α → (c, d) ∈ 𝓢 β → f a c = f b d\nhf : UniformContinuous fun p => f p.fst p.snd\n⊢ Tendsto\n (((fun x => (Quotient...
[ 313, 82 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 307, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/Reflexive.lean
CategoryTheory.IsCoreflexivePair.common_retraction
[]
[ 64, 81 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 63, 1 ]
Mathlib/RingTheory/PowerSeries/Basic.lean
PowerSeries.inv_eq_iff_mul_eq_one
[]
[ 2179, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2177, 1 ]
Mathlib/RingTheory/ClassGroup.lean
ClassGroup.induction
[ { "state_after": "R : Type u_1\nK : Type u_2\nL : Type ?u.669485\ninst✝¹⁰ : CommRing R\ninst✝⁹ : Field K\ninst✝⁸ : Field L\ninst✝⁷ : DecidableEq L\ninst✝⁶ : Algebra R K\ninst✝⁵ : IsFractionRing R K\ninst✝⁴ : Algebra K L\ninst✝³ : FiniteDimensional K L\ninst✝² : Algebra R L\ninst✝¹ : IsScalarTower R K L\ninst✝ :...
[ 176, 14 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 169, 1 ]
Mathlib/SetTheory/Cardinal/Basic.lean
Cardinal.nat_lt_aleph0
[ { "state_after": "α β : Type u\nn : ℕ\n⊢ Nonempty (Fin (Nat.succ n) ↪ ℕ)", "state_before": "α β : Type u\nn : ℕ\n⊢ succ ↑n ≤ ℵ₀", "tactic": "rw [← nat_succ, ← lift_mk_fin, aleph0, lift_mk_le.{0, 0, u}]" }, { "state_after": "no goals", "state_before": "α β : Type u\nn : ℕ\n⊢ Nonempty (Fin (Na...
[ 1410, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1406, 1 ]
Mathlib/Order/BoundedOrder.lean
inf_eq_top_iff
[]
[ 502, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 501, 1 ]
Mathlib/Data/Part.lean
Part.ret_eq_some
[]
[ 608, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 607, 1 ]
Mathlib/Topology/Compactification/OnePoint.lean
OnePoint.range_coe_inter_infty
[]
[ 131, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 130, 1 ]
Mathlib/RingTheory/WittVector/Defs.lean
WittVector.mul_coeff_zero
[ { "state_after": "no goals", "state_before": "p : ℕ\nR : Type u_1\nhp : Fact (Nat.Prime p)\ninst✝ : CommRing R\nx y : 𝕎 R\n⊢ coeff (x * y) 0 = coeff x 0 * coeff y 0", "tactic": "simp [mul_coeff, peval]" } ]
[ 394, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 393, 1 ]
Std/Data/List/Lemmas.lean
List.exists_of_mem_map
[]
[ 162, 82 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 162, 1 ]
Mathlib/Topology/Homotopy/Basic.lean
ContinuousMap.HomotopicRel.equivalence
[ { "state_after": "no goals", "state_before": "F : Type ?u.344889\nX : Type u\nY : Type v\nZ : Type w\nZ' : Type x\ninst✝³ : TopologicalSpace X\ninst✝² : TopologicalSpace Y\ninst✝¹ : TopologicalSpace Z\ninst✝ : TopologicalSpace Z'\nS : Set X\n⊢ ∀ {x y : C(X, Y)}, HomotopicRel x y S → HomotopicRel y x S", ...
[ 701, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 700, 1 ]
Mathlib/Analysis/NormedSpace/AffineIsometry.lean
AffineIsometryEquiv.coe_symm_trans
[]
[ 585, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 583, 1 ]
Mathlib/Combinatorics/SetFamily/LYM.lean
Finset.card_mul_le_card_shadow_mul
[ { "state_after": "𝕜 : Type ?u.38\nα : Type u_1\ninst✝² : LinearOrderedField 𝕜\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\n𝒜 : Finset (Finset α)\nr : ℕ\nh𝒜 : Set.Sized r ↑𝒜\ni : DecidableRel fun x x_1 => x ⊆ x_1 := fun x x_1 => Classical.dec ((fun x x_2 => x ⊆ x_2) x x_1)\n⊢ card 𝒜 * r ≤ card ((∂ ) 𝒜) * (...
[ 89, 44 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 67, 1 ]
Mathlib/Algebra/BigOperators/Finsupp.lean
Finsupp.onFinset_prod
[ { "state_after": "no goals", "state_before": "α : Type u_1\nι : Type ?u.133454\nγ : Type ?u.133457\nA : Type ?u.133460\nB : Type ?u.133463\nC : Type ?u.133466\ninst✝⁵ : AddCommMonoid A\ninst✝⁴ : AddCommMonoid B\ninst✝³ : AddCommMonoid C\nt : ι → A → C\nh0 : ∀ (i : ι), t i 0 = 0\nh1 : ∀ (i : ι) (x y : A), t ...
[ 167, 95 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 165, 1 ]
Mathlib/Data/Vector/Basic.lean
Vector.ofFn_get
[ { "state_after": "case mk\nα : Type u_1\nl : List α\n⊢ ofFn (get { val := l, property := (_ : List.length l = List.length l) }) =\n { val := l, property := (_ : List.length l = List.length l) }", "state_before": "n : ℕ\nα : Type u_1\nv : Vector α n\n⊢ ofFn (get v) = v", "tactic": "rcases v with ⟨l, r...
[ 152, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 148, 1 ]
Mathlib/Order/OmegaCompletePartialOrder.lean
OmegaCompletePartialOrder.ContinuousHom.monotone
[]
[ 614, 14 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 613, 11 ]
Mathlib/Data/Set/Finite.lean
Set.Finite.sup
[]
[ 734, 15 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 733, 1 ]
Mathlib/Algebra/MonoidAlgebra/Basic.lean
AddMonoidAlgebra.mul_single_apply
[]
[ 1657, 95 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1655, 1 ]
Mathlib/Analysis/NormedSpace/HahnBanach/Separation.lean
geometric_hahn_banach_closed_compact
[ { "state_after": "no goals", "state_before": "𝕜 : Type ?u.97824\nE : Type u_1\ninst✝⁵ : TopologicalSpace E\ninst✝⁴ : AddCommGroup E\ninst✝³ : TopologicalAddGroup E\ninst✝² : Module ℝ E\ninst✝¹ : ContinuousSMul ℝ E\ns✝ t✝ : Set E\nx y : E\ninst✝ : LocallyConvexSpace ℝ E\nhs₁ : Convex ℝ s✝\nhs₂ : IsClosed s✝...
[ 179, 72 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 175, 1 ]
Std/Data/Int/DivMod.lean
Int.zero_dvd
[ { "state_after": "no goals", "state_before": "n : Int\nx✝ : 0 ∣ n\nk : Int\ne : n = 0 * k\n⊢ n = 0", "tactic": "rw [e, Int.zero_mul]" } ]
[ 601, 76 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 600, 11 ]
Mathlib/Algebra/CharP/CharAndCard.lean
isUnit_iff_not_dvd_char_of_ringChar_ne_zero
[ { "state_after": "R : Type u_1\ninst✝¹ : CommRing R\np : ℕ\ninst✝ : Fact (Nat.Prime p)\nhR : ringChar R ≠ 0\nhch : ↑(ringChar R) = 0\n⊢ IsUnit ↑p ↔ ¬p ∣ ringChar R", "state_before": "R : Type u_1\ninst✝¹ : CommRing R\np : ℕ\ninst✝ : Fact (Nat.Prime p)\nhR : ringChar R ≠ 0\n⊢ IsUnit ↑p ↔ ¬p ∣ ringChar R", ...
[ 49, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 26, 1 ]
Mathlib/MeasureTheory/Constructions/BorelSpace/Basic.lean
Measurable.edist
[]
[ 1665, 44 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1663, 1 ]
Mathlib/Combinatorics/Additive/SalemSpencer.lean
rothNumberNat_zero
[]
[ 501, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 500, 1 ]
Mathlib/Analysis/Convex/PartitionOfUnity.lean
PartitionOfUnity.finsum_smul_mem_convex
[]
[ 42, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 39, 1 ]
Mathlib/GroupTheory/Perm/Support.lean
Equiv.Perm.Disjoint.zpow_disjoint_zpow
[]
[ 194, 63 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 191, 1 ]
Mathlib/Algebra/Free.lean
FreeMagma.map_pure
[]
[ 175, 84 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 175, 1 ]
Mathlib/Geometry/Euclidean/Angle/Unoriented/Basic.lean
InnerProductGeometry.sin_eq_zero_iff_angle_eq_zero_or_angle_eq_pi
[ { "state_after": "no goals", "state_before": "V : Type u_1\ninst✝¹ : NormedAddCommGroup V\ninst✝ : InnerProductSpace ℝ V\nx y : V\n⊢ sin (angle x y) = 0 ↔ angle x y = 0 ∨ angle x y = π", "tactic": "rw [sin_eq_zero_iff_cos_eq, cos_eq_one_iff_angle_eq_zero, cos_eq_neg_one_iff_angle_eq_pi]" } ]
[ 367, 92 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 365, 1 ]
Mathlib/Topology/UniformSpace/Basic.lean
UniformSpace.ball_mem_nhds
[ { "state_after": "α : Type ua\nβ : Type ub\nγ : Type uc\nδ : Type ud\nι : Sort ?u.59981\ninst✝ : UniformSpace α\nx : α\nV : Set (α × α)\nV_in : V ∈ 𝓤 α\n⊢ ∃ V_1, V_1 ∈ 𝓤 α ∧ ball x V_1 ⊆ ball x V", "state_before": "α : Type ua\nβ : Type ub\nγ : Type uc\nδ : Type ud\nι : Sort ?u.59981\ninst✝ : UniformSpace...
[ 747, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 745, 1 ]
Mathlib/Data/Finmap.lean
Finmap.union_assoc
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : α → Type v\ninst✝ : DecidableEq α\ns₁✝ s₂✝ s₃✝ : Finmap β\ns₁ s₂ s₃ : AList β\n⊢ ⟦s₁⟧ ∪ ⟦s₂⟧ ∪ ⟦s₃⟧ = ⟦s₁⟧ ∪ (⟦s₂⟧ ∪ ⟦s₃⟧)", "tactic": "simp only [AList.toFinmap_eq, union_toFinmap, AList.union_assoc]" } ]
[ 619, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 617, 1 ]
Mathlib/Algebra/Jordan/Basic.lean
two_nsmul_lie_lmul_lmul_add_add_eq_zero
[ { "state_after": "A : Type u_1\ninst✝¹ : NonUnitalNonAssocRing A\ninst✝ : IsCommJordan A\na b c : A\n⊢ 0 = 2 • (⁅↑L a, ↑L (b * c)⁆ + ⁅↑L b, ↑L (c * a)⁆ + ⁅↑L c, ↑L (a * b)⁆)", "state_before": "A : Type u_1\ninst✝¹ : NonUnitalNonAssocRing A\ninst✝ : IsCommJordan A\na b c : A\n⊢ 2 • (⁅↑L a, ↑L (b * c)⁆ + ⁅↑L ...
[ 254, 66 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 248, 1 ]
Mathlib/Data/Set/Function.lean
Set.EqOn.injOn_iff
[]
[ 625, 48 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 624, 1 ]
src/lean/Init/Core.lean
PUnit.eq_punit
[]
[ 1064, 26 ]
d5348dfac847a56a4595fb6230fd0708dcb4e7e9
https://github.com/leanprover/lean4
[ 1063, 1 ]
Mathlib/Topology/UniformSpace/Cauchy.lean
TotallyBounded.closure
[]
[ 514, 96 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 509, 1 ]
Mathlib/MeasureTheory/Covering/Differentiation.lean
VitaliFamily.ae_tendsto_lintegral_nnnorm_sub_div
[ { "state_after": "α : Type u_2\ninst✝⁵ : MetricSpace α\nm0 : MeasurableSpace α\nμ : MeasureTheory.Measure α\nv : VitaliFamily μ\nE : Type u_1\ninst✝⁴ : NormedAddCommGroup E\ninst✝³ : SecondCountableTopology α\ninst✝² : BorelSpace α\ninst✝¹ : IsLocallyFiniteMeasure μ\nρ : MeasureTheory.Measure α\ninst✝ : IsLocal...
[ 892, 15 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 881, 1 ]
Mathlib/RingTheory/PowerSeries/Basic.lean
MvPolynomial.coe_def
[]
[ 1071, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1070, 1 ]
Std/Logic.lean
imp_congr_right
[]
[ 134, 69 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 133, 1 ]
Mathlib/Data/Real/ENNReal.lean
ENNReal.div_eq_one_iff
[ { "state_after": "no goals", "state_before": "α : Type ?u.311957\nβ : Type ?u.311960\na✝ b✝ c d : ℝ≥0∞\nr p q : ℝ≥0\na b : ℝ≥0∞\nhb₀ : b ≠ 0\nhb₁ : b ≠ ⊤\nh : a / b = 1\n⊢ a = b", "tactic": "rw [← (eq_div_iff hb₀ hb₁).mp h.symm, mul_one]" } ]
[ 1716, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1714, 1 ]
Mathlib/GroupTheory/GroupAction/FixingSubgroup.lean
fixedPoints_subgroup_antitone
[]
[ 140, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 139, 1 ]
Mathlib/Data/Polynomial/Derivative.lean
Polynomial.iterate_derivative_X_add_pow
[ { "state_after": "case zero\nR : Type u\nS : Type v\nT : Type w\nι : Type y\nA : Type z\na b : R\nn✝ : ℕ\ninst✝ : CommSemiring R\nn : ℕ\nc : R\n⊢ (↑derivative^[Nat.zero]) ((X + ↑C c) ^ n) = ↑(∏ i in range Nat.zero, (n - i)) * (X + ↑C c) ^ (n - Nat.zero)\n\ncase succ\nR : Type u\nS : Type v\nT : Type w\nι : Type...
[ 542, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 535, 1 ]
Mathlib/Data/List/Card.lean
List.card_append_disjoint
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Sort ?u.49007\ninst✝¹ : DecidableEq α\ninst✝ : DecidableEq β\nx✝¹ : List α\nx✝ : Disjoint [] x✝¹\n⊢ card ([] ++ x✝¹) = card [] + card x✝¹", "tactic": "simp" }, { "state_after": "α : Type u_1\nβ : Sort ?u.49007\ninst✝¹ : DecidableEq ...
[ 186, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 175, 1 ]
Mathlib/MeasureTheory/Function/L2Space.lean
MeasureTheory.Integrable.inner_const
[ { "state_after": "α : Type u_2\nm : MeasurableSpace α\np : ℝ≥0∞\nμ : Measure α\nE : Type u_1\n𝕜 : Type u_3\ninst✝² : IsROrC 𝕜\ninst✝¹ : NormedAddCommGroup E\ninst✝ : InnerProductSpace 𝕜 E\nf : α → E\nhf : Memℒp f 1\nc : E\n⊢ Memℒp (fun x => inner (f x) c) 1", "state_before": "α : Type u_2\nm : Measurable...
[ 93, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 92, 1 ]
Mathlib/MeasureTheory/Integral/IntervalIntegral.lean
intervalIntegral.integral_lt_integral_of_ae_le_of_measure_setOf_lt_ne_zero
[ { "state_after": "ι : Type ?u.20041361\n𝕜 : Type ?u.20041364\nE : Type ?u.20041367\nF : Type ?u.20041370\nA : Type ?u.20041373\ninst✝² : NormedAddCommGroup E\ninst✝¹ : CompleteSpace E\ninst✝ : NormedSpace ℝ E\nf g : ℝ → ℝ\na b : ℝ\nμ : MeasureTheory.Measure ℝ\nhab : a ≤ b\nhfi : IntervalIntegrable f μ a b\nhgi...
[ 1334, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1326, 1 ]
Mathlib/Order/UpperLower/Basic.lean
LowerSet.mem_sup_iff
[]
[ 733, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 732, 1 ]
Mathlib/Combinatorics/SimpleGraph/Connectivity.lean
SimpleGraph.Adj.reachable
[]
[ 1865, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1864, 11 ]
Mathlib/Topology/Algebra/Module/Basic.lean
ContinuousLinearMap.comp_id
[]
[ 797, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 796, 1 ]
Mathlib/Topology/Sheaves/SheafCondition/PairwiseIntersections.lean
TopCat.Sheaf.interUnionPullbackCone_fst
[]
[ 334, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 332, 1 ]
Mathlib/MeasureTheory/Function/Egorov.lean
MeasureTheory.Egorov.iUnionNotConvergentSeq_measurableSet
[]
[ 147, 82 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 143, 1 ]
Mathlib/MeasureTheory/Function/SpecialFunctions/IsROrC.lean
IsROrC.measurable_im
[]
[ 35, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 34, 1 ]
Mathlib/RingTheory/Valuation/Basic.lean
AddValuation.IsEquiv.symm
[]
[ 833, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 832, 1 ]
src/lean/Init/Core.lean
Iff.symm
[]
[ 672, 35 ]
d5348dfac847a56a4595fb6230fd0708dcb4e7e9
https://github.com/leanprover/lean4
[ 671, 1 ]
Mathlib/Data/Set/Basic.lean
Set.union_right_comm
[]
[ 795, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 794, 1 ]
Mathlib/MeasureTheory/Measure/OuterMeasure.lean
MeasureTheory.OuterMeasure.diff_null
[ { "state_after": "α : Type u_1\nβ : Type ?u.20498\nR : Type ?u.20501\nR' : Type ?u.20504\nms : Set (OuterMeasure α)\nm✝ m : OuterMeasure α\ns t : Set α\nht : ↑m t = 0\n⊢ ↑m s ≤ ↑m (s \\ t)", "state_before": "α : Type u_1\nβ : Type ?u.20498\nR : Type ?u.20501\nR' : Type ?u.20504\nms : Set (OuterMeasure α)\nm...
[ 232, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 226, 1 ]
Mathlib/Data/PFun.lean
PFun.prodMap_comp_comp
[]
[ 710, 79 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 705, 1 ]
Mathlib/GroupTheory/Torsion.lean
isTorsion_of_finite
[]
[ 154, 88 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 153, 1 ]
Mathlib/Algebra/Group/Basic.lean
eq_one_div_of_mul_eq_one_right
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.22415\nG : Type ?u.22418\ninst✝ : DivisionMonoid α\na b c : α\nh : a * b = 1\n⊢ b = 1 / a", "tactic": "rw [eq_inv_of_mul_eq_one_right h, one_div]" } ]
[ 385, 48 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 384, 1 ]
Std/Data/Int/Lemmas.lean
Int.mul_eq_zero
[ { "state_after": "no goals", "state_before": "a b : Int\nh : a * b = 0\n⊢ a = 0 ∨ b = 0", "tactic": "exact match Int.lt_trichotomy a 0, Int.lt_trichotomy b 0 with\n| .inr (.inl heq₁), _ => .inl heq₁\n| _, .inr (.inl heq₂) => .inr heq₂\n| .inl hlt₁, .inl hlt₂ => absurd h <| Int.ne_of_gt <| Int.mul_pos_of...
[ 1304, 92 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 1296, 11 ]
Mathlib/Data/Setoid/Partition.lean
Setoid.IsPartition.sUnion_eq_univ
[ { "state_after": "α : Type u_1\nc : Set (Set α)\nhc : IsPartition c\nx : α\nt : Set α\nht : (∃ x_1, x ∈ t) ∧ ∀ (y : Set α), (∃ x_1, x ∈ y) → y = t\n⊢ t ∈ c ∧ x ∈ t", "state_before": "α : Type u_1\nc : Set (Set α)\nhc : IsPartition c\nx : α\nt : Set α\nht : (fun b => ∃! x_1, x ∈ b) t ∧ ∀ (y : Set α), (fun b ...
[ 234, 15 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 228, 1 ]
Mathlib/SetTheory/Ordinal/Principal.lean
Ordinal.Principal.iterate_lt
[ { "state_after": "case zero\nop : Ordinal → Ordinal → Ordinal\na o : Ordinal\nhao : a < o\nho : Principal op o\n⊢ (op a^[Nat.zero]) a < o\n\ncase succ\nop : Ordinal → Ordinal → Ordinal\na o : Ordinal\nhao : a < o\nho : Principal op o\nn : ℕ\nhn : (op a^[n]) a < o\n⊢ (op a^[Nat.succ n]) a < o", "state_before...
[ 77, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 72, 1 ]
Mathlib/Data/Dfinsupp/Multiset.lean
Multiset.toDfinsupp_le_toDfinsupp
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : α → Type ?u.75810\ninst✝ : DecidableEq α\ns t : Multiset α\n⊢ ↑toDfinsupp s ≤ ↑toDfinsupp t ↔ s ≤ t", "tactic": "simp [Multiset.le_iff_count, Dfinsupp.le_def]" } ]
[ 107, 48 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 106, 1 ]
Mathlib/Analysis/NormedSpace/AffineIsometry.lean
AffineIsometryEquiv.comp_continuousOn_iff
[]
[ 681, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 680, 1 ]
Mathlib/Algebra/Lie/Basic.lean
lie_skew
[ { "state_after": "R : Type u\nL : Type v\nM : Type w\nN : Type w₁\ninst✝¹⁰ : CommRing R\ninst✝⁹ : LieRing L\ninst✝⁸ : LieAlgebra R L\ninst✝⁷ : AddCommGroup M\ninst✝⁶ : Module R M\ninst✝⁵ : LieRingModule L M\ninst✝⁴ : LieModule R L M\ninst✝³ : AddCommGroup N\ninst✝² : Module R N\ninst✝¹ : LieRingModule L N\ninst...
[ 161, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 159, 1 ]
Mathlib/Analysis/Normed/Group/Basic.lean
norm_fst_le
[]
[ 2381, 18 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2380, 1 ]
Mathlib/Data/Fintype/Card.lean
Infinite.nonempty
[ { "state_after": "no goals", "state_before": "α✝ : Type ?u.67178\nβ : Type ?u.67181\nγ : Type ?u.67184\nα : Type u_1\ninst✝ : Infinite α\n⊢ Nonempty α", "tactic": "infer_instance" } ]
[ 1010, 87 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1010, 11 ]
Mathlib/Data/Option/Defs.lean
Option.mem_toList
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.3576\na : α\no : Option α\n⊢ a ∈ toList o ↔ a ∈ o", "tactic": "cases o <;> simp [toList, eq_comm]" } ]
[ 110, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 109, 1 ]
Mathlib/Algebra/Hom/Equiv/Units/Basic.lean
Equiv.divRight_eq_mulRight_inv
[]
[ 225, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 224, 1 ]
Mathlib/RingTheory/Ideal/QuotientOperations.lean
Ideal.Quotient.algHom_ext
[]
[ 193, 68 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 191, 1 ]