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start
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Mathlib/RingTheory/Ideal/Basic.lean
Ideal.pow_mem_of_mem
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\na b : α\ninst✝ : CommSemiring α\nI : Ideal α\nha : a ∈ I\nn : ℕ\nhn : 0 < n\n⊢ ¬0 < Nat.zero", "tactic": "decide" } ]
[ 573, 71 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 571, 1 ]
Mathlib/Data/Matrix/Basic.lean
Matrix.dotProduct_add
[ { "state_after": "no goals", "state_before": "l : Type ?u.138074\nm : Type u_1\nn : Type ?u.138080\no : Type ?u.138083\nm' : o → Type ?u.138088\nn' : o → Type ?u.138093\nR : Type ?u.138096\nS : Type ?u.138099\nα : Type v\nβ : Type w\nγ : Type ?u.138106\ninst✝² : Fintype m\ninst✝¹ : Fintype n\ninst✝ : NonUni...
[ 773, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 772, 1 ]
Mathlib/Algebra/Order/Monoid/Lemmas.lean
le_mul_of_one_le_left'
[]
[ 355, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 351, 1 ]
Mathlib/Data/Polynomial/Eval.lean
Polynomial.eval₂_C_X
[ { "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✝¹ : Semiring R\np✝ q✝ r : R[X]\ninst✝ : Semiring S\nf : R →+* S\nx : S\np q : R[X]\nhp : eval₂ C X p = p\nhq : eval₂ C X q = q\n⊢ eval₂ C X (p + q) = p + q", "tactic": "simp [hp, hq]" }...
[ 125, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 123, 1 ]
Mathlib/Data/Finset/Finsupp.lean
Finset.mem_finsupp_iff
[ { "state_after": "case refine'_1\nι : Type u_2\nα : Type u_1\ninst✝ : Zero α\ns : Finset ι\nf : ι →₀ α\nt : ι → Finset α\n⊢ (∃ a, a ∈ pi s t ∧ ↑{ toFun := indicator s, inj' := (_ : Function.Injective fun f => indicator s f) } a = f) →\n f.support ⊆ s ∧ ∀ (i : ι), i ∈ s → ↑f i ∈ t i\n\ncase refine'_2\nι : Typ...
[ 59, 88 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 50, 1 ]
Mathlib/Data/Fintype/Card.lean
Fintype.card_congr'
[ { "state_after": "no goals", "state_before": "α✝ : Type ?u.5163\nβ✝ : Type ?u.5166\nγ : Type ?u.5169\nα β : Type u_1\ninst✝¹ : Fintype α\ninst✝ : Fintype β\nh : α = β\n⊢ α ≃ β", "tactic": "rw [h]" } ]
[ 158, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 157, 1 ]
Mathlib/Data/Real/Hyperreal.lean
Hyperreal.infinitesimal_iff_infinite_inv
[ { "state_after": "no goals", "state_before": "x : ℝ*\nh : x ≠ 0\n⊢ Infinitesimal x ↔ Infinitesimal x⁻¹⁻¹", "tactic": "rw [inv_inv]" } ]
[ 781, 84 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 780, 1 ]
Mathlib/Data/Fin/Basic.lean
Fin.equivSubtype_symm_trans_valEmbedding
[]
[ 358, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 356, 1 ]
Mathlib/Data/Finset/Interval.lean
Finset.Ioc_eq_filter_powerset
[]
[ 61, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 60, 1 ]
Mathlib/Computability/NFA.lean
NFA.mem_accepts
[ { "state_after": "no goals", "state_before": "α : Type u\nσ σ' : Type v\nM : NFA α σ\nx : List α\n⊢ x ∈ accepts M ↔ ∃ S, S ∈ M.accept ∧ S ∈ evalFrom M M.start x", "tactic": "rfl" } ]
[ 112, 89 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 112, 1 ]
Mathlib/LinearAlgebra/Ray.lean
Module.Ray.map_symm
[]
[ 308, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 307, 1 ]
Mathlib/LinearAlgebra/TensorAlgebra/Basic.lean
TensorAlgebra.tprod_apply
[]
[ 304, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 303, 1 ]
Mathlib/GroupTheory/Perm/Basic.lean
Equiv.Perm.self_trans_inv
[]
[ 177, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 176, 1 ]
Mathlib/Data/Fintype/Basic.lean
Set.toFinset_empty
[ { "state_after": "case a\nα : Type u_1\nβ : Type ?u.91377\nγ : Type ?u.91380\ns t : Set α\ninst✝ : Fintype ↑∅\na✝ : α\n⊢ a✝ ∈ toFinset ∅ ↔ a✝ ∈ ∅", "state_before": "α : Type u_1\nβ : Type ?u.91377\nγ : Type ?u.91380\ns t : Set α\ninst✝ : Fintype ↑∅\n⊢ toFinset ∅ = ∅", "tactic": "ext" }, { "state...
[ 733, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 731, 1 ]
Mathlib/Algebra/Order/ToIntervalMod.lean
toIcoDiv_sub_eq_toIcoDiv_add'
[ { "state_after": "no goals", "state_before": "α : Type u_1\ninst✝ : LinearOrderedAddCommGroup α\nhα : Archimedean α\np : α\nhp : 0 < p\na✝ b✝ c✝ : α\nn : ℤ\na b c : α\n⊢ toIcoDiv hp (a - c) b = toIcoDiv hp a (b + c)", "tactic": "rw [← sub_neg_eq_add, toIcoDiv_sub_eq_toIcoDiv_add, sub_eq_add_neg]" } ]
[ 373, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 372, 1 ]
Mathlib/RingTheory/Ideal/Operations.lean
RingHom.eq_liftOfRightInverse
[ { "state_after": "A : Type u_1\nB : Type u_2\nC : Type u_3\ninst✝² : Ring A\ninst✝¹ : Ring B\ninst✝ : Ring C\nf : A →+* B\nf_inv : B → A\nhf : Function.RightInverse f_inv ↑f\ng : A →+* C\nhg : ker f ≤ ker g\nh : B →+* C\nhh : comp h f = g\n⊢ h = ↑(liftOfRightInverse f f_inv hf) { val := comp h f, property := (_...
[ 2293, 66 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2289, 1 ]
Mathlib/Algebra/Algebra/Bilinear.lean
LinearMap.mulLeft_zero_eq_zero
[]
[ 102, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 101, 1 ]
Mathlib/Data/Set/Pointwise/Basic.lean
Set.mul_subset_mul
[]
[ 418, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 417, 1 ]
Mathlib/MeasureTheory/Integral/SetIntegral.lean
MeasureTheory.set_integral_nonpos_of_ae
[]
[ 759, 60 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 758, 1 ]
Mathlib/MeasureTheory/Measure/VectorMeasure.lean
MeasureTheory.VectorMeasure.restrict_trim
[ { "state_after": "case h\nα : Type u_1\nβ : Type ?u.698391\nm : MeasurableSpace α\nL : Type ?u.698397\nM : Type u_2\nN : Type ?u.698403\ninst✝⁵ : AddCommMonoid L\ninst✝⁴ : TopologicalSpace L\ninst✝³ : AddCommMonoid M\ninst✝² : TopologicalSpace M\ninst✝¹ : AddCommMonoid N\ninst✝ : TopologicalSpace N\nn : Measura...
[ 1315, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1310, 1 ]
Mathlib/Analysis/Convex/Complex.lean
convex_halfspace_re_le
[]
[ 27, 72 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 26, 1 ]
Mathlib/Data/Set/Intervals/Basic.lean
Set.Ioc_union_Ioc_symm
[ { "state_after": "α : Type u_1\nβ : Type ?u.212353\ninst✝¹ : LinearOrder α\ninst✝ : LinearOrder β\nf : α → β\na a₁ a₂ b b₁ b₂ c d : α\n⊢ Ioc a b ∪ Ioc b a = Ioc (min a b) (max b a)", "state_before": "α : Type u_1\nβ : Type ?u.212353\ninst✝¹ : LinearOrder α\ninst✝ : LinearOrder β\nf : α → β\na a₁ a₂ b b₁ b₂ ...
[ 1853, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1851, 1 ]
Mathlib/CategoryTheory/Over.lean
CategoryTheory.Over.forget_map
[]
[ 152, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 151, 1 ]
Mathlib/Topology/PartitionOfUnity.lean
PartitionOfUnity.continuous_finsum_smul
[]
[ 196, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 192, 1 ]
Mathlib/MeasureTheory/Function/SpecialFunctions/IsROrC.lean
measurable_of_re_im
[ { "state_after": "case h.e'_5.h\nα : Type u_1\n𝕜 : Type u_2\ninst✝¹ : IsROrC 𝕜\ninst✝ : MeasurableSpace α\nf : α → 𝕜\nμ : MeasureTheory.Measure α\nhre : Measurable fun x => ↑IsROrC.re (f x)\nhim : Measurable fun x => ↑IsROrC.im (f x)\nx✝ : α\n⊢ f x✝ = (IsROrC.ofReal ∘ fun x => ↑IsROrC.re (f x)) x✝ + (IsROrC....
[ 79, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 75, 1 ]
Mathlib/RingTheory/Subsemiring/Basic.lean
mem_posSubmonoid
[]
[ 1442, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1440, 1 ]
Std/Data/List/Lemmas.lean
List.getElem?_eq_get?
[ { "state_after": "α : Type u_1\nl : List α\ni : Nat\n⊢ (if h : (fun as i => i < length as) l i then some l[i] else none) = get? l i", "state_before": "α : Type u_1\nl : List α\ni : Nat\n⊢ l[i]? = get? l i", "tactic": "unfold getElem?" }, { "state_after": "case inl\nα : Type u_1\nl : List α\ni : ...
[ 549, 52 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 546, 9 ]
Mathlib/Data/Rat/Defs.lean
Rat.zero_of_num_zero
[ { "state_after": "a b c q : ℚ\nhq : q.num = 0\nthis : q = q.num /. ↑q.den\n⊢ q = 0", "state_before": "a b c q : ℚ\nhq : q.num = 0\n⊢ q = 0", "tactic": "have : q = q.num /. q.den := num_den.symm" }, { "state_after": "no goals", "state_before": "a b c q : ℚ\nhq : q.num = 0\nthis : q = q.num /....
[ 418, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 416, 1 ]
Std/Data/Nat/Lemmas.lean
Nat.one_shiftLeft
[ { "state_after": "no goals", "state_before": "n : Nat\n⊢ 1 <<< n = 2 ^ n", "tactic": "rw [shiftLeft_eq, Nat.one_mul]" } ]
[ 805, 87 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 805, 1 ]
Mathlib/Data/Ordmap/Ordset.lean
Ordnode.dual_node4R
[ { "state_after": "no goals", "state_before": "α : Type u_1\nl : Ordnode α\nx : α\nm : Ordnode α\ny : α\nr : Ordnode α\n⊢ dual (node4R l x m y r) = node4L (dual r) y (dual m) x (dual l)", "tactic": "cases m <;> simp [node4L, node4R, node3L, dual_node3R, dual_node', add_comm]" } ]
[ 332, 79 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 330, 1 ]
Mathlib/Data/Multiset/Basic.lean
Multiset.card_erase_le
[]
[ 1119, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1118, 1 ]
Mathlib/Topology/Algebra/Module/Basic.lean
ContinuousLinearMap.coe_neg
[]
[ 1350, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1349, 1 ]
Mathlib/Algebra/Algebra/Hom.lean
AlgHom.map_sub
[]
[ 489, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 488, 11 ]
Mathlib/Algebra/AddTorsor.lean
vadd_vsub_vadd_cancel_right
[ { "state_after": "no goals", "state_before": "G : Type u_1\nP : Type u_2\ninst✝ : AddGroup G\nT : AddTorsor G P\nv₁ v₂ : G\np : P\n⊢ v₁ +ᵥ p -ᵥ (v₂ +ᵥ p) = v₁ - v₂", "tactic": "rw [vsub_vadd_eq_vsub_sub, vadd_vsub_assoc, vsub_self, add_zero]" } ]
[ 205, 67 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 204, 1 ]
Mathlib/Analysis/SpecialFunctions/Trigonometric/Deriv.lean
Real.abs_sinh
[ { "state_after": "no goals", "state_before": "x✝ y z x : ℝ\n⊢ abs (sinh x) = sinh (abs x)", "tactic": "cases le_total x 0 <;> simp [abs_of_nonneg, abs_of_nonpos, *]" } ]
[ 721, 64 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 720, 1 ]
Mathlib/Algebra/Order/Sub/Defs.lean
add_tsub_add_eq_tsub_left
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.55470\ninst✝⁵ : PartialOrder α\ninst✝⁴ : AddCommSemigroup α\ninst✝³ : Sub α\ninst✝² : OrderedSub α\na✝ b✝ c✝ d : α\ninst✝¹ : CovariantClass α α (fun x x_1 => x + x_1) fun x x_1 => x ≤ x_1\ninst✝ : ContravariantClass α α (fun x x_1 => x ...
[ 399, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 398, 1 ]
Mathlib/RingTheory/Localization/Submodule.lean
IsLocalization.mem_coeSubmodule
[]
[ 44, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 42, 1 ]
Mathlib/Data/PFun.lean
PFun.preimage_comp
[ { "state_after": "case h\nα : Type u_3\nβ : Type u_1\nγ : Type u_2\nδ : Type ?u.55840\nε : Type ?u.55843\nι : Type ?u.55846\nf✝ : α →. β\nf : β →. γ\ng : α →. β\ns : Set γ\nx✝ : α\n⊢ x✝ ∈ preimage (comp f g) s ↔ x✝ ∈ preimage g (preimage f s)", "state_before": "α : Type u_3\nβ : Type u_1\nγ : Type u_2\nδ : ...
[ 610, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 605, 1 ]
Mathlib/Analysis/InnerProductSpace/Basic.lean
IsROrC.inner_apply
[]
[ 1936, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1935, 1 ]
Mathlib/Computability/TuringMachine.lean
Turing.Reaches.to₀
[]
[ 814, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 813, 1 ]
Mathlib/Data/Set/Function.lean
StrictAntiOn.injOn
[]
[ 1550, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1548, 1 ]
Mathlib/Order/LiminfLimsup.lean
Filter.liminf_le_of_frequently_le
[]
[ 1151, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1147, 1 ]
Mathlib/Order/SymmDiff.lean
Codisjoint.bihimp_left
[]
[ 704, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 702, 11 ]
Mathlib/Probability/ProbabilityMassFunction/Uniform.lean
Pmf.uniformOfFinset_apply_of_mem
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.4518\nγ : Type ?u.4521\ns : Finset α\nhs : Finset.Nonempty s\na : α\nha : a ∈ s\n⊢ ↑(uniformOfFinset s hs) a = (↑(Finset.card s))⁻¹", "tactic": "simp [ha]" } ]
[ 60, 12 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 59, 1 ]
Mathlib/CategoryTheory/Limits/Types.lean
CategoryTheory.Limits.Types.FilteredColimit.rel_equiv
[ { "state_after": "no goals", "state_before": "J : Type v\ninst✝¹ : SmallCategory J\nF : J ⥤ TypeMax\ninst✝ : IsFilteredOrEmpty J\nx y z : (j : J) × F.obj j\nx✝¹ : FilteredColimit.Rel F x y\nx✝ : FilteredColimit.Rel F y z\nk : J\nf : x.fst ⟶ k\ng : y.fst ⟶ k\nh : F.map f x.snd = F.map g y.snd\nk' : J\nf' : y...
[ 461, 48 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 447, 11 ]
Mathlib/Data/Set/Intervals/OrdConnected.lean
Set.ordConnected_Ioo
[]
[ 171, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 170, 1 ]
Mathlib/Data/Set/Ncard.lean
Set.le_ncard_of_inj_on_range
[ { "state_after": "α : Type u_1\nβ : Type ?u.90617\ns t : Set α\na b x y : α\nf✝ : α → β\nn : ℕ\nf : ℕ → α\nhf : ∀ (i : ℕ), i < n → f i ∈ s\nf_inj : ∀ (i : ℕ), i < n → ∀ (j : ℕ), j < n → f i = f j → i = j\nhs : autoParam (Set.Finite s) _auto✝\n⊢ n ≤ Finset.card (Finite.toFinset hs)", "state_before": "α : Typ...
[ 408, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 404, 1 ]
Mathlib/CategoryTheory/Monad/Basic.lean
CategoryTheory.monadToFunctor_mapIso_monad_iso_mk
[ { "state_after": "case w.w.h\nC : Type u₁\ninst✝ : Category C\nT : Monad C\nG : Comonad C\nM N : Monad C\nf : M.toFunctor ≅ N.toFunctor\nf_η : ∀ (X : C), (Monad.η M).app X ≫ f.hom.app X = (Monad.η N).app X\nf_μ : ∀ (X : C), (Monad.μ M).app X ≫ f.hom.app X = (M.map (f.hom.app X) ≫ f.hom.app (N.obj X)) ≫ (Monad.μ...
[ 323, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 320, 1 ]
Mathlib/Algebra/Lie/Basic.lean
LieHom.coe_injective
[ { "state_after": "case mk.mk.mk.mk.mk.mk\nR : Type u\nL₁ : Type v\nL₂ : Type w\nL₃ : Type w₁\ninst✝⁶ : CommRing R\ninst✝⁵ : LieRing L₁\ninst✝⁴ : LieAlgebra R L₁\ninst✝³ : LieRing L₂\ninst✝² : LieAlgebra R L₂\ninst✝¹ : LieRing L₃\ninst✝ : LieAlgebra R L₃\nf : L₁ → L₂\nmap_add'✝¹ : ∀ (x y : L₁), f (x + y) = f x +...
[ 380, 8 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 378, 1 ]
Mathlib/Analysis/SpecialFunctions/Log/Deriv.lean
DifferentiableWithinAt.log
[]
[ 156, 55 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 154, 1 ]
Mathlib/Order/Ideal.lean
Order.Ideal.bot_mem
[]
[ 260, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 259, 1 ]
Mathlib/CategoryTheory/Yoneda.lean
CategoryTheory.Yoneda.isIso
[]
[ 112, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 111, 1 ]
Mathlib/LinearAlgebra/Finsupp.lean
LinearMap.leftInverse_splittingOfFinsuppSurjective
[]
[ 1234, 66 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1232, 1 ]
Mathlib/Order/WellFounded.lean
WellFounded.induction_bot'
[]
[ 269, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 266, 1 ]
Mathlib/Data/Num/Lemmas.lean
Num.ldiff'_to_nat
[ { "state_after": "no goals", "state_before": "α : Type ?u.612393\n⊢ ∀ (m n : Num), ↑(ldiff m n) = Nat.ldiff' ↑m ↑n", "tactic": "apply bitwise'_to_nat PosNum.ldiff <;> intros <;> cases_type* Bool <;> rfl" } ]
[ 948, 77 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 947, 1 ]
Mathlib/Data/Seq/Computation.lean
Computation.bind_promises
[ { "state_after": "case intro.intro\nα : Type u\nβ : Type v\nγ : Type w\ns : Computation α\nf : α → Computation β\na : α\nb : β\nh1 : s ~> a\nh2 : f a ~> b\nb' : β\nbB : b' ∈ bind s f\na' : α\na's : a' ∈ s\nba' : b' ∈ f a'\n⊢ b = b'", "state_before": "α : Type u\nβ : Type v\nγ : Type w\ns : Computation α\nf ...
[ 858, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 855, 1 ]
Mathlib/Algebra/Homology/QuasiIso.lean
quasiIso_of_comp_left
[]
[ 61, 92 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 59, 1 ]
Mathlib/Data/List/Infix.lean
List.map_reverse_tails
[ { "state_after": "α : Type u_1\nβ : Type ?u.48141\nl✝ l₁ l₂ l₃ : List α\na b : α\nm n : ℕ\nl : List α\n⊢ map reverse (reverse (map reverse (inits (reverse l)))) = reverse (inits (reverse l))", "state_before": "α : Type u_1\nβ : Type ?u.48141\nl✝ l₁ l₂ l₃ : List α\na b : α\nm n : ℕ\nl : List α\n⊢ map reverse...
[ 422, 51 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 420, 1 ]
Mathlib/GroupTheory/Submonoid/Pointwise.lean
AddSubmonoid.mul_le_mul
[]
[ 587, 60 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 586, 1 ]
Mathlib/GroupTheory/Subgroup/Basic.lean
mul_mem_cancel_left
[ { "state_after": "no goals", "state_before": "G : Type u_1\nG' : Type ?u.14819\ninst✝⁶ : Group G\ninst✝⁵ : Group G'\nA : Type ?u.14828\ninst✝⁴ : AddGroup A\nM : Type ?u.14834\nS : Type u_2\ninst✝³ : DivInvMonoid M\ninst✝² : SetLike S M\nhSM : SubgroupClass S M\nH K : S\ninst✝¹ : SetLike S G\ninst✝ : Subgrou...
[ 192, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 189, 1 ]
Mathlib/Data/Set/NAry.lean
Set.Nonempty.of_image2_left
[]
[ 167, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 166, 1 ]
Mathlib/RingTheory/DedekindDomain/Ideal.lean
Ideal.prime_of_isPrime
[ { "state_after": "R : Type ?u.797297\nA : Type u_1\nK : Type ?u.797303\ninst✝⁶ : CommRing R\ninst✝⁵ : CommRing A\ninst✝⁴ : Field K\ninst✝³ : IsDomain A\ninst✝² : IsDedekindDomain A\ninst✝¹ : Algebra A K\ninst✝ : IsFractionRing A K\nP : Ideal A\nhP : P ≠ ⊥\nh : IsPrime P\nI J : Ideal A\nhIJ : P ∣ I * J\n⊢ P ∣ I ...
[ 717, 72 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 715, 1 ]
Mathlib/CategoryTheory/Monoidal/Braided.lean
CategoryTheory.braiding_leftUnitor_aux₁
[ { "state_after": "C : Type u₁\ninst✝² : Category C\ninst✝¹ : MonoidalCategory C\ninst✝ : BraidedCategory C\nX : C\n⊢ (α_ (𝟙_ C) (𝟙_ C) X).hom ≫ (λ_ (𝟙_ C ⊗ X)).hom ≫ (β_ X (𝟙_ C)).inv = ((λ_ (𝟙_ C)).hom ⊗ 𝟙 X) ≫ (β_ X (𝟙_ C)).inv", "state_before": "C : Type u₁\ninst✝² : Category C\ninst✝¹ : MonoidalC...
[ 147, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 143, 1 ]
Mathlib/Logic/Basic.lean
exists_prop_of_true
[]
[ 875, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 874, 1 ]
Mathlib/Topology/MetricSpace/Lipschitz.lean
LipschitzWith.pow
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nγ : Type w\nι : Type x\ninst✝² : PseudoEMetricSpace α\ninst✝¹ : PseudoEMetricSpace β\ninst✝ : PseudoEMetricSpace γ\nK✝ : ℝ≥0\nf✝ : α → β\nx y : α\nr : ℝ≥0∞\nf : Function.End α\nK : ℝ≥0\nh : LipschitzWith K f\n⊢ LipschitzWith (K ^ 0) (f ^ ...
[ 303, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 298, 11 ]
Mathlib/Algebra/Ring/BooleanRing.lean
ofBoolAlg_mul_ofBoolAlg_eq_left_iff
[]
[ 327, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 325, 1 ]
Mathlib/Analysis/Analytic/Basic.lean
HasFPowerSeriesOnBall.sum
[]
[ 904, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 902, 1 ]
Mathlib/Data/Polynomial/HasseDeriv.lean
Polynomial.hasseDeriv_one'
[ { "state_after": "no goals", "state_before": "R : Type u_1\ninst✝ : Semiring R\nk : ℕ\nf : R[X]\n⊢ ↑(hasseDeriv 1) f = ↑derivative f", "tactic": "simp only [hasseDeriv_apply, derivative_apply, ← C_mul_X_pow_eq_monomial, Nat.choose_one_right,\n (Nat.cast_commute _ _).eq]" } ]
[ 107, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 105, 1 ]
Mathlib/Algebra/GroupPower/Identities.lean
sum_eight_sq_mul_sum_eight_sq
[ { "state_after": "no goals", "state_before": "R : Type u_1\ninst✝ : CommRing R\na b x₁ x₂ x₃ x₄ x₅ x₆ x₇ x₈ y₁ y₂ y₃ y₄ y₅ y₆ y₇ y₈ n : R\n⊢ (x₁ ^ 2 + x₂ ^ 2 + x₃ ^ 2 + x₄ ^ 2 + x₅ ^ 2 + x₆ ^ 2 + x₇ ^ 2 + x₈ ^ 2) *\n (y₁ ^ 2 + y₂ ^ 2 + y₃ ^ 2 + y₄ ^ 2 + y₅ ^ 2 + y₆ ^ 2 + y₇ ^ 2 + y₈ ^ 2) =\n (x₁ * y...
[ 81, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 70, 1 ]
Mathlib/Analysis/Asymptotics/Asymptotics.lean
Asymptotics.isBigOWith_zero'
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.260515\nE : Type ?u.260518\nF : Type u_3\nG : Type ?u.260524\nE' : Type u_2\nF' : Type ?u.260530\nG' : Type ?u.260533\nE'' : Type ?u.260536\nF'' : Type ?u.260539\nG'' : Type ?u.260542\nR : Type ?u.260545\nR' : Type ?u.260548\n𝕜 : Type ...
[ 1204, 52 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1203, 1 ]
Mathlib/MeasureTheory/Measure/MeasureSpaceDef.lean
MeasureTheory.measure_biUnion_le
[ { "state_after": "α : Type u_2\nβ : Type u_1\nγ : Type ?u.17016\nδ : Type ?u.17019\nι : Type ?u.17022\ninst✝ : MeasurableSpace α\nμ μ₁ μ₂ : Measure α\ns✝ s₁ s₂ t : Set α\ns : Set β\nhs : Set.Countable s\nf : β → Set α\nthis : Countable ↑s\n⊢ ↑↑μ (⋃ (b : β) (_ : b ∈ s), f b) ≤ ∑' (p : ↑s), ↑↑μ (f ↑p)", "stat...
[ 244, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 240, 1 ]
Mathlib/Topology/ContinuousFunction/Bounded.lean
BoundedContinuousFunction.dist_le_two_norm'
[]
[ 830, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 825, 1 ]
Mathlib/Topology/MetricSpace/Basic.lean
nndist_pi_le_iff
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nX : Type ?u.389587\nι : Type ?u.389590\ninst✝² : PseudoMetricSpace α\nπ : β → Type u_1\ninst✝¹ : Fintype β\ninst✝ : (b : β) → PseudoMetricSpace (π b)\nf g : (b : β) → π b\nr : ℝ≥0\n⊢ nndist f g ≤ r ↔ ∀ (b : β), nndist (f b) (g b) ≤ r", ...
[ 1996, 76 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1995, 1 ]
Mathlib/Order/Synonym.lean
OrderDual.le_toDual
[]
[ 113, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 112, 1 ]
Mathlib/FieldTheory/RatFunc.lean
RatFunc.ofFractionRing_div
[ { "state_after": "no goals", "state_before": "K : Type u\ninst✝¹ : CommRing K\ninst✝ : IsDomain K\np q : FractionRing K[X]\n⊢ { toFractionRing := p / q } = { toFractionRing := p } / { toFractionRing := q }", "tactic": "simp only [Div.div, HDiv.hDiv, RatFunc.div]" } ]
[ 404, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 402, 1 ]
Mathlib/Data/Real/ENNReal.lean
ENNReal.add_lt_add_left
[]
[ 766, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 765, 21 ]
Mathlib/CategoryTheory/Limits/IsLimit.lean
CategoryTheory.Limits.IsColimit.equivIsoColimit_apply
[]
[ 709, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 707, 1 ]
Mathlib/GroupTheory/FreeGroup.lean
FreeGroup.Red.reduce_left
[]
[ 1239, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1238, 1 ]
Mathlib/Data/Subtype.lean
Subtype.restrict_def
[]
[ 164, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 163, 1 ]
Mathlib/Data/Polynomial/Taylor.lean
Polynomial.taylor_coeff_one
[ { "state_after": "no goals", "state_before": "R : Type u_1\ninst✝ : Semiring R\nr : R\nf : R[X]\n⊢ coeff (↑(taylor r) f) 1 = eval r (↑derivative f)", "tactic": "rw [taylor_coeff, hasseDeriv_one]" } ]
[ 97, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 96, 1 ]
Mathlib/Order/Monotone/Basic.lean
StrictAnti.comp_strictMono
[]
[ 687, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 686, 1 ]
Mathlib/Analysis/Asymptotics/Asymptotics.lean
Asymptotics.isBigOWith_map
[ { "state_after": "α : Type u_2\nβ : Type u_1\nE : Type u_3\nF : Type u_4\nG : Type ?u.69939\nE' : Type ?u.69942\nF' : Type ?u.69945\nG' : Type ?u.69948\nE'' : Type ?u.69951\nF'' : Type ?u.69954\nG'' : Type ?u.69957\nR : Type ?u.69960\nR' : Type ?u.69963\n𝕜 : Type ?u.69966\n𝕜' : Type ?u.69969\ninst✝¹² : Norm E...
[ 434, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 431, 1 ]
Mathlib/RingTheory/Polynomial/Content.lean
Polynomial.primPart_dvd
[]
[ 313, 64 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 312, 1 ]
Mathlib/SetTheory/ZFC/Basic.lean
ZFSet.mem_singleton
[]
[ 920, 83 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 918, 1 ]
Mathlib/Algebra/Divisibility/Basic.lean
dvd_mul_left
[]
[ 168, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 167, 1 ]
Mathlib/Algebra/Order/Floor.lean
Nat.le_floor
[]
[ 138, 46 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 137, 1 ]
Mathlib/SetTheory/Lists.lean
Lists'.mem_def
[]
[ 160, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 159, 1 ]
Mathlib/Algebra/Symmetrized.lean
SymAlg.sym_add
[]
[ 175, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 174, 1 ]
Mathlib/Init/Function.lean
Function.uncurry_curry
[]
[ 147, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 146, 9 ]
Mathlib/Analysis/SpecialFunctions/Complex/Log.lean
Complex.two_pi_I_ne_zero
[ { "state_after": "⊢ ¬(π = 0 ∨ I = 0)", "state_before": "⊢ 2 * ↑π * I ≠ 0", "tactic": "norm_num" }, { "state_after": "no goals", "state_before": "⊢ ¬(π = 0 ∨ I = 0)", "tactic": "simp [Real.pi_ne_zero, I_ne_zero]" } ]
[ 139, 97 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 139, 1 ]
Mathlib/Order/Bounded.lean
Set.unbounded_ge_univ
[]
[ 161, 14 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 159, 1 ]
Mathlib/Logic/Function/Basic.lean
Function.Injective.of_comp_iff'
[]
[ 142, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 137, 1 ]
Mathlib/Data/MvPolynomial/Monad.lean
MvPolynomial.eval₂Hom_id_X_eq_join₂
[]
[ 141, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 140, 1 ]
Mathlib/Algebra/Group/Prod.lean
Prod.mk_mul_mk
[]
[ 62, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 60, 1 ]
Mathlib/Analysis/Complex/RealDeriv.lean
HasDerivAt.comp_ofReal
[ { "state_after": "no goals", "state_before": "e : ℂ → ℂ\ne' : ℂ\nz : ℝ\nE : Type ?u.147902\ninst✝¹ : NormedAddCommGroup E\ninst✝ : NormedSpace ℂ E\nhf : HasDerivAt e e' ↑z\n⊢ HasDerivAt (fun y => e ↑y) e' z", "tactic": "simpa only [ofRealClm_apply, ofReal_one, mul_one] using hf.comp z ofRealClm.hasDeriv...
[ 139, 92 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 138, 1 ]
Mathlib/Analysis/Analytic/Basic.lean
HasFPowerSeriesAt.coeff_zero
[]
[ 619, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 616, 1 ]
Mathlib/MeasureTheory/Measure/MeasureSpaceDef.lean
MeasureTheory.measure_iUnion_null_iff
[]
[ 273, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 271, 1 ]
Mathlib/Logic/Equiv/Set.lean
Equiv.image_compl
[]
[ 103, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 102, 11 ]
Mathlib/RingTheory/FractionalIdeal.lean
FractionalIdeal.coe_nsmul
[]
[ 505, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 503, 1 ]
Mathlib/Topology/UniformSpace/UniformConvergenceTopology.lean
UniformFun.precomp_uniformContinuous
[ { "state_after": "α : Type u_1\nβ : Type u_2\nγ : Type u_3\nι : Type ?u.43134\ns s' : Set α\nx : α\np : Filter ι\ng : ι → α\ninst✝ : UniformSpace β\nf : γ → α\n⊢ uniformSpace α β ≤ UniformSpace.comap (fun g => ↑ofFun (g ∘ f)) (uniformSpace γ β)", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type u_3\nι ...
[ 465, 55 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 457, 11 ]