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start
list
Mathlib/Algebra/GroupWithZero/Basic.lean
eq_zero_of_zero_eq_one
[ { "state_after": "no goals", "state_before": "α : Type ?u.2729\nM₀ : Type u_1\nG₀ : Type ?u.2735\nM₀' : Type ?u.2738\nG₀' : Type ?u.2741\nF : Type ?u.2744\nF' : Type ?u.2747\ninst✝ : MulZeroOneClass M₀\nh : 0 = 1\na : M₀\n⊢ a = 0", "tactic": "rw [← mul_one a, ← h, mul_zero]" } ]
[ 114, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 113, 1 ]
Mathlib/Analysis/NormedSpace/OperatorNorm.lean
LinearMap.bound_of_shell
[ { "state_after": "case pos\n𝕜 : Type u_1\n𝕜₂ : Type u_2\n𝕜₃ : Type ?u.2539023\nE : Type u_3\nEₗ : Type ?u.2539029\nF : Type u_4\nFₗ : Type ?u.2539035\nG : Type ?u.2539038\nGₗ : Type ?u.2539041\n𝓕 : Type ?u.2539044\ninst✝¹¹ : NormedAddCommGroup E\ninst✝¹⁰ : NormedAddCommGroup F\ninst✝⁹ : NormedAddCommGroup G...
[ 1411, 100 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1406, 1 ]
Mathlib/Data/Set/Intervals/Basic.lean
Set.Ico_union_Ico
[ { "state_after": "case inl.inl\nα : Type u_1\nβ : Type ?u.116141\ninst✝ : LinearOrder α\na a₁ a₂ b b₁ b₂ c d : α\nhab : a ≤ b\nhcd : c ≤ d\nh₁ : a ≤ d\nh₂ : c ≤ b\n⊢ Ico a b ∪ Ico c d = Ico (min a c) (max b d)\n\ncase inl.inr\nα : Type u_1\nβ : Type ?u.116141\ninst✝ : LinearOrder α\na a₁ a₂ b b₁ b₂ c d : α\nhab...
[ 1529, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1525, 1 ]
Mathlib/Data/Complex/Basic.lean
Complex.abs_of_nat
[ { "state_after": "no goals", "state_before": "n : ℕ\n⊢ ↑abs ↑n = ↑abs ↑↑n", "tactic": "rw [ofReal_nat_cast]" } ]
[ 965, 55 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 962, 1 ]
Mathlib/Topology/LocalAtTarget.lean
embedding_iff_embedding_of_iSup_eq_top
[ { "state_after": "α : Type u_1\nβ : Type u_2\ninst✝¹ : TopologicalSpace α\ninst✝ : TopologicalSpace β\nf : α → β\ns : Set β\nι : Type ?u.40608\nU : ι → Opens β\nhU : iSup U = ⊤\nh : Continuous f\n⊢ Inducing f ∧ Function.Injective f ↔\n ∀ (i : ι), Inducing (restrictPreimage (U i).carrier f) ∧ Function.Injecti...
[ 148, 9 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 140, 1 ]
Mathlib/Order/Filter/Bases.lean
Filter.HasBasis.inf_basis_neBot_iff
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.45066\nγ : Type ?u.45069\nι : Sort u_2\nι' : Sort u_3\nl l' : Filter α\np : ι → Prop\ns : ι → Set α\nt : Set α\ni : ι\np' : ι' → Prop\ns' : ι' → Set α\ni' : ι'\nhl : HasBasis l p s\nhl' : HasBasis l' p' s'\n⊢ (∀ {i : PProd ι ι'}, p i.fs...
[ 633, 63 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 631, 1 ]
Mathlib/Algebra/Order/Ring/Lemmas.lean
neg_iff_neg_of_mul_pos
[]
[ 580, 76 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 579, 1 ]
Mathlib/Data/Matrix/Notation.lean
Matrix.vec3_dotProduct'
[ { "state_after": "no goals", "state_before": "α : Type u\no n m : ℕ\nm' : Type uₘ\nn' : Type uₙ\no' : Type uₒ\na b : ℕ\ninst✝¹ : AddCommMonoid α\ninst✝ : Mul α\na₀ a₁ a₂ b₀ b₁ b₂ : α\n⊢ ![a₀, a₁, a₂] ⬝ᵥ ![b₀, b₁, b₂] = a₀ * b₀ + a₁ * b₁ + a₂ * b₂", "tactic": "rw [cons_dotProduct_cons, cons_dotProduct_co...
[ 502, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 499, 1 ]
Std/Data/Nat/Lemmas.lean
Nat.div_eq_of_lt
[ { "state_after": "case hnc\na b : Nat\nh₀ : a < b\n⊢ ¬(0 < b ∧ b ≤ a)", "state_before": "a b : Nat\nh₀ : a < b\n⊢ a / b = 0", "tactic": "rw [div_eq a, if_neg]" }, { "state_after": "case hnc\na b : Nat\nh₀ : a < b\nh₁ : 0 < b ∧ b ≤ a\n⊢ False", "state_before": "case hnc\na b : Nat\nh₀ : a < b...
[ 295, 37 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 292, 1 ]
Mathlib/Data/Finset/Prod.lean
Finset.product_image_fst
[ { "state_after": "case a\nα : Type u_1\nβ : Type u_2\nγ : Type ?u.11252\ns s' : Finset α\nt t' : Finset β\na : α\nb : β\ninst✝ : DecidableEq α\nht : Finset.Nonempty t\ni : α\n⊢ i ∈ image Prod.fst (s ×ˢ t) ↔ i ∈ s", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.11252\ns s' : Finset α\nt t' : Finse...
[ 80, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 78, 1 ]
Mathlib/Analysis/InnerProductSpace/Basic.lean
orthonormal_span
[]
[ 1967, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1963, 1 ]
Mathlib/Order/WithBot.lean
WithTop.le_coe
[]
[ 857, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 856, 1 ]
Mathlib/Algebra/Star/Prod.lean
Prod.star_def
[]
[ 41, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 40, 1 ]
Mathlib/MeasureTheory/MeasurableSpace.lean
MeasurableSet.coe_union
[]
[ 1832, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1831, 1 ]
Mathlib/LinearAlgebra/Matrix/ToLin.lean
LinearMap.toMatrixAlgEquiv_apply'
[]
[ 758, 44 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 756, 1 ]
Mathlib/Algebra/Module/LocalizedModule.lean
LocalizedModule.mk_add_mk
[]
[ 165, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 163, 1 ]
Mathlib/Data/Complex/Cardinality.lean
mk_complex
[ { "state_after": "no goals", "state_before": "⊢ (#ℂ) = 𝔠", "tactic": "rw [mk_congr Complex.equivRealProd, mk_prod, lift_id, mk_real, continuum_mul_self]" } ]
[ 29, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 28, 1 ]
Mathlib/Analysis/Calculus/LocalExtr.lean
IsLocalMax.fderiv_eq_zero
[]
[ 210, 46 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 208, 1 ]
Mathlib/MeasureTheory/Group/FundamentalDomain.lean
MeasureTheory.IsFundamentalDomain.iUnion_smul_ae_eq
[]
[ 138, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 136, 1 ]
Mathlib/CategoryTheory/Filtered.lean
CategoryTheory.IsFiltered.sup_objs_exists
[ { "state_after": "case empty\nC : Type u\ninst✝¹ : Category C\ninst✝ : IsFiltered C\n⊢ ∃ S, ∀ {X : C}, X ∈ ∅ → _root_.Nonempty (X ⟶ S)\n\ncase insert\nC : Type u\ninst✝¹ : Category C\ninst✝ : IsFiltered C\nX : C\nO' : Finset C\nnm : ¬X ∈ O'\nh : ∃ S, ∀ {X : C}, X ∈ O' → _root_.Nonempty (X ⟶ S)\n⊢ ∃ S, ∀ {X_1 : ...
[ 217, 79 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 208, 1 ]
Mathlib/FieldTheory/RatFunc.lean
RatFunc.map_apply
[ { "state_after": "case hq\nK : Type u\ninst✝³ : Field K\nR : Type u_1\nF : Type u_2\ninst✝² : CommRing R\ninst✝¹ : IsDomain R\ninst✝ : MonoidHomClass F K[X] R[X]\nφ : F\nhφ : K[X]⁰ ≤ Submonoid.comap φ R[X]⁰\nf : RatFunc K\n⊢ denom f ≠ 0", "state_before": "K : Type u\ninst✝³ : Field K\nR : Type u_1\nF : Type...
[ 1349, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1345, 1 ]
Mathlib/Order/Filter/AtTopBot.lean
Filter.tendsto_atBot_add
[]
[ 656, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 654, 1 ]
Mathlib/LinearAlgebra/Ray.lean
SameRay.exists_eq_smul
[]
[ 700, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 698, 1 ]
Mathlib/Algebra/Field/Power.lean
zpow_bit1_neg
[ { "state_after": "no goals", "state_before": "α : Type u_1\ninst✝ : DivisionRing α\nn✝ : ℤ\na : α\nn : ℤ\n⊢ (-a) ^ bit1 n = -a ^ bit1 n", "tactic": "rw [zpow_bit1', zpow_bit1', neg_mul_neg, neg_mul_eq_mul_neg]" } ]
[ 33, 63 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 32, 1 ]
Mathlib/Dynamics/Flow.lean
Flow.continuous
[]
[ 122, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 120, 11 ]
Std/Data/Nat/Gcd.lean
Nat.coprime.dvd_of_dvd_mul_left
[ { "state_after": "no goals", "state_before": "k m n : Nat\nH1 : coprime k m\nH2 : k ∣ m * n\n⊢ k ∣ n * m", "tactic": "rwa [Nat.mul_comm]" } ]
[ 253, 50 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 252, 1 ]
Mathlib/Data/Set/Lattice.lean
Set.biInter_eq_iInter
[]
[ 903, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 901, 1 ]
Mathlib/Data/Complex/Basic.lean
Complex.ofReal_mul_im
[ { "state_after": "no goals", "state_before": "r : ℝ\nz : ℂ\n⊢ (↑r * z).im = r * z.im", "tactic": "simp [ofReal']" } ]
[ 284, 84 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 284, 1 ]
Mathlib/Topology/Separation.lean
lim_eq_iff
[]
[ 1036, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1035, 1 ]
Mathlib/MeasureTheory/Measure/MeasureSpace.lean
MeasureTheory.Measure.dirac_apply_of_mem
[ { "state_after": "α : Type u_1\nβ : Type ?u.326296\nγ : Type ?u.326299\nδ : Type ?u.326302\nι : Type ?u.326305\nR : Type ?u.326308\nR' : Type ?u.326311\nm0 : MeasurableSpace α\ninst✝² : MeasurableSpace β\ninst✝¹ : MeasurableSpace γ\nμ μ₁ μ₂ μ₃ ν ν' ν₁ ν₂ : Measure α\ns s' t : Set α\ninst✝ : MeasurableSpace α\na...
[ 1990, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1986, 1 ]
Mathlib/Data/Nat/Factorial/Basic.lean
Nat.ascFactorial_pos
[]
[ 329, 67 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 328, 1 ]
Mathlib/MeasureTheory/Measure/VectorMeasure.lean
MeasureTheory.SignedMeasure.toMeasureOfLEZero_toSignedMeasure
[ { "state_after": "case h\nα : Type u_1\nβ : Type ?u.717548\nm : MeasurableSpace α\ns : SignedMeasure α\ni✝ j : Set α\nhs : restrict s Set.univ ≤ restrict 0 Set.univ\ni : Set α\n⊢ MeasurableSet i →\n ↑(Measure.toSignedMeasure (toMeasureOfLEZero s Set.univ (_ : MeasurableSet Set.univ) hs)) i = ↑(-s) i", "s...
[ 1411, 46 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1407, 1 ]
Mathlib/Tactic/Ring/Basic.lean
Mathlib.Tactic.Ring.inv_zero
[]
[ 888, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 888, 8 ]
Std/Data/Nat/Lemmas.lean
Nat.one_add
[ { "state_after": "no goals", "state_before": "n : Nat\n⊢ 1 + n = succ n", "tactic": "simp [Nat.add_comm]" } ]
[ 321, 69 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 321, 1 ]
Mathlib/Analysis/SpecialFunctions/Trigonometric/Deriv.lean
Real.sinh_lt_sinh
[]
[ 701, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 700, 1 ]
Mathlib/Tactic/Ring/RingNF.lean
Mathlib.Tactic.RingNF.nat_rawCast_1
[ { "state_after": "no goals", "state_before": "R : Type u_1\ninst✝ : CommSemiring R\n⊢ Nat.rawCast 1 = 1", "tactic": "simp" } ]
[ 115, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 115, 1 ]
Mathlib/Data/Finset/Basic.lean
Finset.sdiff_inter_distrib_right
[]
[ 2091, 12 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2090, 1 ]
Mathlib/CategoryTheory/Limits/Constructions/WeaklyInitial.lean
CategoryTheory.hasInitial_of_weakly_initial_and_hasWideEqualizers
[ { "state_after": "C : Type u\ninst✝¹ : Category C\ninst✝ : HasWideEqualizers C\nT : C\nhT : ∀ (X : C), Nonempty (T ⟶ X)\nendos : Type v := T ⟶ T\n⊢ HasInitial C", "state_before": "C : Type u\ninst✝¹ : Category C\ninst✝ : HasWideEqualizers C\nT : C\nhT : ∀ (X : C), Nonempty (T ⟶ X)\n⊢ HasInitial C", "tac...
[ 67, 66 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 49, 1 ]
Mathlib/Computability/Halting.lean
Nat.Partrec'.of_part
[ { "state_after": "this : ∀ (f : ℕ →. ℕ), Partrec f → Partrec' fun v => f (Vector.head v)\nn : ℕ\nf : Vector ℕ n →. ℕ\nhf : _root_.Partrec f\ng : ℕ → Part ℕ := fun n₁ => Part.bind ↑(decode n₁) fun a => Part.map encode (f a)\n⊢ Partrec' f", "state_before": "this : ∀ (f : ℕ →. ℕ), Partrec f → Partrec' fun v =>...
[ 412, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 397, 1 ]
Mathlib/Data/Ordmap/Ordset.lean
Ordnode.node3R_size
[ { "state_after": "α : Type u_1\nl : Ordnode α\nx : α\nm : Ordnode α\ny : α\nr : Ordnode α\n⊢ (match l with\n | nil => 0\n | node sz l x r => sz) +\n (((match m with\n | nil => 0\n | node sz l x r => sz) +\n match r with\n | nil => 0\n |...
[ 394, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 393, 1 ]
Mathlib/MeasureTheory/Integral/Lebesgue.lean
MeasureTheory.lintegral_zero_measure
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.922396\nγ : Type ?u.922399\nδ : Type ?u.922402\nm✝ : MeasurableSpace α\nμ ν : Measure α\nm : MeasurableSpace α\nf : α → ℝ≥0∞\n⊢ (∫⁻ (a : α), f a ∂0) ≤ ⊥", "tactic": "simp [lintegral]" } ]
[ 646, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 644, 1 ]
Mathlib/Analysis/Convex/Slope.lean
convexOn_iff_slope_mono_adjacent
[]
[ 202, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 197, 1 ]
Mathlib/Data/PNat/Find.lean
PNat.find_eq_one
[ { "state_after": "no goals", "state_before": "p q : ℕ+ → Prop\ninst✝¹ : DecidablePred p\ninst✝ : DecidablePred q\nh : ∃ n, p n\nn m : ℕ+\n⊢ PNat.find h = 1 ↔ p 1", "tactic": "simp [find_eq_iff]" } ]
[ 106, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 106, 1 ]
Mathlib/Order/Max.lean
not_isMin_of_lt
[]
[ 320, 72 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 320, 1 ]
Mathlib/Analysis/Calculus/ContDiffDef.lean
ContDiff.continuous
[]
[ 1472, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1471, 1 ]
Mathlib/Algebra/Hom/Group.lean
OneHom.ext_iff
[]
[ 751, 18 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 750, 1 ]
Mathlib/Order/WithBot.lean
WithBot.le_coe_unbot'
[]
[ 385, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 383, 1 ]
Mathlib/Data/List/Rotate.lean
List.isRotated_singleton_iff'
[ { "state_after": "no goals", "state_before": "α : Type u\nl l' : List α\nx : α\n⊢ [x] ~r l ↔ [x] = l", "tactic": "rw [isRotated_comm, isRotated_singleton_iff, eq_comm]" } ]
[ 507, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 506, 1 ]
Mathlib/Analysis/Normed/Group/Quotient.lean
NormedAddGroupHom.IsQuotient.norm_lift
[ { "state_after": "case intro\nM : Type u_1\nN : Type u_2\ninst✝¹ : SeminormedAddCommGroup M\ninst✝ : SeminormedAddCommGroup N\nf : NormedAddGroupHom M N\nhquot : IsQuotient f\nε : ℝ\nhε : 0 < ε\nm : M\n⊢ ∃ m_1, ↑f m_1 = ↑f m ∧ ‖m_1‖ < ‖↑f m‖ + ε", "state_before": "M : Type u_1\nN : Type u_2\ninst✝¹ : Semino...
[ 390, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 381, 1 ]
Mathlib/NumberTheory/PellMatiyasevic.lean
Pell.xn_succ_succ
[]
[ 532, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 531, 1 ]
Mathlib/Topology/Sets/Opens.lean
TopologicalSpace.Opens.coe_mk
[]
[ 94, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 93, 1 ]
Mathlib/Data/Matrix/Rank.lean
Matrix.rank_eq_finrank_span_cols
[ { "state_after": "no goals", "state_before": "l : Type ?u.231349\nm : Type u_1\nn : Type u_2\no : Type ?u.231358\nR : Type u_3\nm_fin : Fintype m\ninst✝² : Fintype n\ninst✝¹ : Fintype o\ninst✝ : CommRing R\nA : Matrix m n R\n⊢ rank A = finrank R { x // x ∈ Submodule.span R (Set.range Aᵀ) }", "tactic": "...
[ 164, 97 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 163, 1 ]
Mathlib/Topology/Order/Basic.lean
nhdsWithin_Ioi_self_neBot'
[]
[ 2392, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2391, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/Biproducts.lean
CategoryTheory.Limits.biproduct.isoCoproduct_inv
[ { "state_after": "no goals", "state_before": "J : Type w\nC : Type u\ninst✝² : Category C\ninst✝¹ : HasZeroMorphisms C\nf : J → C\ninst✝ : HasBiproduct f\nj : Discrete J\n⊢ colimit.ι (Discrete.functor f) j ≫ (isoCoproduct f).inv = colimit.ι (Discrete.functor f) j ≫ Sigma.desc (ι f)", "tactic": "simp [bi...
[ 500, 60 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 498, 1 ]
Mathlib/Data/List/MinMax.lean
List.minimum_singleton
[]
[ 302, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 301, 1 ]
Mathlib/Analysis/SpecialFunctions/Trigonometric/Deriv.lean
HasStrictFDerivAt.csinh
[]
[ 510, 68 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 508, 1 ]
Mathlib/Data/Stream/Init.lean
Stream'.nth_inits
[ { "state_after": "α : Type u\nβ : Type v\nδ : Type w\nn : ℕ\n⊢ ∀ (s : Stream' α), nth (inits s) n = take (succ n) s", "state_before": "α : Type u\nβ : Type v\nδ : Type w\n⊢ ∀ (n : ℕ) (s : Stream' α), nth (inits s) n = take (succ n) s", "tactic": "intro n" }, { "state_after": "case zero\nα : Type...
[ 719, 80 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 714, 1 ]
Mathlib/Analysis/Asymptotics/Asymptotics.lean
Asymptotics.IsBigOWith.congr_right
[]
[ 319, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 317, 1 ]
Mathlib/Order/Bounds/Basic.lean
MonotoneOn.mem_lowerBounds_image_self
[]
[ 1169, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1168, 1 ]
Mathlib/MeasureTheory/Function/StronglyMeasurable/Basic.lean
MeasureTheory.aestronglyMeasurable_const
[]
[ 1152, 48 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1150, 1 ]
Std/Data/Array/Init/Lemmas.lean
Array.SatisfiesM_mapM'
[]
[ 167, 93 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 161, 1 ]
Mathlib/Analysis/Normed/Field/Basic.lean
nnnorm_prod
[]
[ 714, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 713, 1 ]
Mathlib/Topology/MetricSpace/Basic.lean
abs_dist_sub_le
[]
[ 270, 96 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 268, 1 ]
Mathlib/SetTheory/Cardinal/Basic.lean
Cardinal.mul_lt_aleph0_iff
[ { "state_after": "case refine'_1\nα β : Type u\na b : Cardinal\nh : a * b < ℵ₀\n⊢ a = 0 ∨ b = 0 ∨ a < ℵ₀ ∧ b < ℵ₀\n\ncase refine'_2\nα β : Type u\na b : Cardinal\n⊢ a = 0 ∨ b = 0 ∨ a < ℵ₀ ∧ b < ℵ₀ → a * b < ℵ₀", "state_before": "α β : Type u\na b : Cardinal\n⊢ a * b < ℵ₀ ↔ a = 0 ∨ b = 0 ∨ a < ℵ₀ ∧ b < ℵ₀", ...
[ 1573, 97 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1559, 1 ]
Mathlib/Deprecated/Subgroup.lean
Multiplicative.isNormalSubgroup_iff
[ { "state_after": "case mk\nG : Type ?u.22201\nH : Type ?u.22204\nA : Type u_1\na a₁ a₂ b c : G\ninst✝ : AddGroup A\ns : Set A\nh₁ : IsSubgroup s\nh₂ : ∀ (n : Multiplicative A), n ∈ s → ∀ (g : Multiplicative A), g * n * g⁻¹ ∈ s\n⊢ IsNormalAddSubgroup s", "state_before": "G : Type ?u.22201\nH : Type ?u.22204\...
[ 211, 48 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 206, 1 ]
Mathlib/MeasureTheory/Function/StronglyMeasurable/Basic.lean
Continuous.comp_stronglyMeasurable
[]
[ 372, 96 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 369, 1 ]
Mathlib/SetTheory/Ordinal/Arithmetic.lean
Ordinal.mod_zero
[ { "state_after": "no goals", "state_before": "α : Type ?u.257090\nβ : Type ?u.257093\nγ : Type ?u.257096\nr : α → α → Prop\ns : β → β → Prop\nt : γ → γ → Prop\na : Ordinal\n⊢ a % 0 = a", "tactic": "simp only [mod_def, div_zero, zero_mul, sub_zero]" } ]
[ 1036, 99 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1036, 1 ]
src/lean/Init/Data/Nat/Basic.lean
Nat.add_sub_self_right
[ { "state_after": "a b : Nat\n⊢ b + a - b = a", "state_before": "a b : Nat\n⊢ a + b - b = a", "tactic": "rw [Nat.add_comm]" }, { "state_after": "no goals", "state_before": "a b : Nat\n⊢ b + a - b = a", "tactic": "apply add_sub_self_left" } ]
[ 540, 45 ]
d5348dfac847a56a4595fb6230fd0708dcb4e7e9
https://github.com/leanprover/lean4
[ 539, 1 ]
Mathlib/Data/Finmap.lean
Finmap.ext_lookup
[ { "state_after": "α : Type u\nβ : α → Type v\ninst✝ : DecidableEq α\ns₁✝ s₂✝ : Finmap β\ns₁ s₂ : AList β\nh : ∀ (x : α), dlookup x s₁.entries = dlookup x s₂.entries\n⊢ ⟦s₁⟧ = ⟦s₂⟧", "state_before": "α : Type u\nβ : α → Type v\ninst✝ : DecidableEq α\ns₁✝ s₂✝ : Finmap β\ns₁ s₂ : AList β\nh : ∀ (x : α), lookup...
[ 329, 11 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 323, 1 ]
Std/Data/Array/Init/Lemmas.lean
Array.SatisfiesM_foldlM
[ { "state_after": "m : Type u_1 → Type u_2\nα : Type u_3\nβ : Type u_1\ninst✝¹ : Monad m\ninst✝ : LawfulMonad m\nas : Array α\nmotive : Nat → β → Prop\ninit : β\nh0 : motive 0 init\nf : β → α → m β\nhf : ∀ (i : Fin (size as)) (b : β), motive i.val b → SatisfiesM (motive (i.val + 1)) (f b as[i])\n⊢ SatisfiesM (mo...
[ 116, 61 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 104, 1 ]
Mathlib/Topology/Sequences.lean
IsSeqCompact.isComplete
[ { "state_after": "X : Type u_1\nY : Type ?u.18740\ninst✝¹ : UniformSpace X\ns : Set X\ninst✝ : IsCountablyGenerated (𝓤 X)\nhs : IsSeqCompact s\nl : Filter X\nhl : Cauchy l\nhls : l ≤ 𝓟 s\nthis : NeBot l\n⊢ ∃ x, x ∈ s ∧ l ≤ 𝓝 x", "state_before": "X : Type u_1\nY : Type ?u.18740\ninst✝¹ : UniformSpace X\ns...
[ 384, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 357, 11 ]
Std/Data/Int/Lemmas.lean
Int.mul_ne_zero
[]
[ 1307, 44 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 1306, 11 ]
Mathlib/Topology/Algebra/Order/LiminfLimsup.lean
limsInf_eq_of_le_nhds
[]
[ 188, 96 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 178, 1 ]
Mathlib/Algebra/Lie/Submodule.lean
LieSubmodule.mem_inf
[ { "state_after": "no goals", "state_before": "R : Type u\nL : Type v\nM : Type w\ninst✝⁶ : CommRing R\ninst✝⁵ : LieRing L\ninst✝⁴ : LieAlgebra R L\ninst✝³ : AddCommGroup M\ninst✝² : Module R M\ninst✝¹ : LieRingModule L M\ninst✝ : LieModule R L M\nN N' : LieSubmodule R L M\nI J : LieIdeal R L\nx : M\n⊢ x ∈ N...
[ 494, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 492, 1 ]
Mathlib/MeasureTheory/Integral/IntegralEqImproper.lean
MeasureTheory.AECover.lintegral_tendsto_of_countably_generated
[]
[ 382, 88 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 379, 1 ]
Mathlib/LinearAlgebra/Basic.lean
pi_eq_sum_univ
[ { "state_after": "case h\nR✝ : Type ?u.40332\nR₁ : Type ?u.40335\nR₂ : Type ?u.40338\nR₃ : Type ?u.40341\nR₄ : Type ?u.40344\nS : Type ?u.40347\nK : Type ?u.40350\nK₂ : Type ?u.40353\nM : Type ?u.40356\nM' : Type ?u.40359\nM₁ : Type ?u.40362\nM₂ : Type ?u.40365\nM₃ : Type ?u.40368\nM₄ : Type ?u.40371\nN : Type ...
[ 157, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 154, 1 ]
Mathlib/Order/LiminfLimsup.lean
Filter.bliminf_sup_le_and_aux_left
[]
[ 912, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 911, 1 ]
Mathlib/Combinatorics/Young/YoungDiagram.lean
YoungDiagram.mem_inf
[]
[ 155, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 154, 1 ]
Mathlib/Order/Filter/AtTopBot.lean
Filter.eventually_atTop_prod_self
[]
[ 1475, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1473, 1 ]
Mathlib/Topology/Sets/Closeds.lean
TopologicalSpace.Closeds.coe_sup
[]
[ 112, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 111, 1 ]
Mathlib/Analysis/InnerProductSpace/Projection.lean
Dense.eq_zero_of_inner_right
[ { "state_after": "no goals", "state_before": "𝕜 : Type u_2\nE : Type u_1\nF : Type ?u.903722\ninst✝⁵ : IsROrC 𝕜\ninst✝⁴ : NormedAddCommGroup E\ninst✝³ : NormedAddCommGroup F\ninst✝² : InnerProductSpace 𝕜 E\ninst✝¹ : InnerProductSpace ℝ F\nK : Submodule 𝕜 E\nx y : E\ninst✝ : CompleteSpace E\nhK : Dense ↑...
[ 969, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 968, 1 ]
Mathlib/Topology/ContinuousFunction/CocompactMap.lean
CocompactMap.coe_id
[]
[ 136, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 135, 1 ]
Mathlib/Order/Monotone/Basic.lean
StrictMono.ite'
[ { "state_after": "ι : Type ?u.17756\nα : Type u\nβ : Type v\nγ : Type w\nδ : Type ?u.17765\nπ : ι → Type ?u.17770\nr : α → α → Prop\ninst✝² : Preorder α\ninst✝¹ : Preorder β\nf g : α → β\na : α\nhf : StrictMono f\nhg : StrictMono g\np : α → Prop\ninst✝ : DecidablePred p\nhp : ∀ ⦃x y : α⦄, x < y → p y → p x\nhfg...
[ 604, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 594, 11 ]
Mathlib/Data/List/Join.lean
List.drop_take_succ_join_eq_get
[ { "state_after": "α : Type u_1\nβ : Type ?u.9242\nL : List (List α)\ni : Fin (length L)\nthis : take (↑i) (map length L) = take (↑i) (map length (take (↑i + 1) L))\n⊢ drop (sum (take (↑i) (map length L))) (take (sum (take (↑i + 1) (map length L))) (join L)) = get L i", "state_before": "α : Type u_1\nβ : Typ...
[ 143, 72 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 138, 1 ]
Mathlib/Order/LiminfLimsup.lean
Filter.blimsup_false
[ { "state_after": "no goals", "state_before": "α : Type u_2\nβ : Type u_1\nγ : Type ?u.99177\nι : Type ?u.99180\ninst✝ : CompleteLattice α\nf : Filter β\nu : β → α\n⊢ (blimsup u f fun x => False) = ⊥", "tactic": "simp [blimsup_eq]" } ]
[ 641, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 640, 1 ]
Mathlib/Order/Filter/Germ.lean
Filter.Germ.const_smul
[]
[ 401, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 400, 1 ]
Mathlib/LinearAlgebra/Dfinsupp.lean
Dfinsupp.mapRange.linearEquiv_trans
[ { "state_after": "no goals", "state_before": "ι : Type u_5\nR : Type u_1\nS : Type ?u.248835\nM : ι → Type ?u.248840\nN : Type ?u.248843\ndec_ι : DecidableEq ι\ninst✝¹⁰ : Semiring R\ninst✝⁹ : (i : ι) → AddCommMonoid (M i)\ninst✝⁸ : (i : ι) → Module R (M i)\ninst✝⁷ : AddCommMonoid N\ninst✝⁶ : Module R N\nβ :...
[ 249, 67 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 245, 1 ]
Mathlib/Algebra/Star/Basic.lean
star_star_mul
[ { "state_after": "no goals", "state_before": "R : Type u\ninst✝¹ : Semigroup R\ninst✝ : StarSemigroup R\nx y : R\n⊢ star (star x * y) = star y * x", "tactic": "rw [star_mul, star_star]" } ]
[ 143, 96 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 143, 1 ]
Mathlib/Algebra/Parity.lean
Odd.sub_even
[ { "state_after": "F : Type ?u.104075\nα : Type u_1\nβ : Type ?u.104081\nR : Type ?u.104084\ninst✝ : Ring α\na b : α\nn : ℕ\nha : Odd a\nhb : Even b\n⊢ Odd (a + -b)", "state_before": "F : Type ?u.104075\nα : Type u_1\nβ : Type ?u.104081\nR : Type ?u.104084\ninst✝ : Ring α\na b : α\nn : ℕ\nha : Odd a\nhb : Ev...
[ 445, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 443, 1 ]
Mathlib/RingTheory/PowerSeries/Basic.lean
MvPowerSeries.coeff_trunc
[ { "state_after": "no goals", "state_before": "σ : Type u_1\nR : Type u_2\ninst✝ : CommSemiring R\nn m : σ →₀ ℕ\nφ : MvPowerSeries σ R\n⊢ MvPolynomial.coeff m (↑(trunc R n) φ) = if m < n then ↑(coeff R m) φ else 0", "tactic": "simp [trunc, coeff_truncFun]" } ]
[ 704, 96 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 703, 1 ]
Mathlib/Algebra/BigOperators/Basic.lean
Finset.prod_eq_mul
[ { "state_after": "ι : Type ?u.375985\nβ : Type u\nα : Type v\nγ : Type w\ns✝ s₁ s₂ : Finset α\na✝ : α\nf✝ g : α → β\ninst✝ : CommMonoid β\ns : Finset α\nf : α → β\na b : α\nhn : a ≠ b\nh₀ : ∀ (c : α), c ∈ s → c ≠ a ∧ c ≠ b → f c = 1\nha : ¬a ∈ s → f a = 1\nhb : ¬b ∈ s → f b = 1\nthis : DecidableEq α\n⊢ ∏ x in s...
[ 849, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 833, 1 ]
Mathlib/Combinatorics/SimpleGraph/Connectivity.lean
SimpleGraph.Walk.edges_concat
[ { "state_after": "no goals", "state_before": "V : Type u\nV' : Type v\nV'' : Type w\nG : SimpleGraph V\nG' : SimpleGraph V'\nG'' : SimpleGraph V''\nu v w : V\np : Walk G u v\nh : Adj G v w\n⊢ edges (concat p h) = List.concat (edges p) (Quotient.mk (Sym2.Rel.setoid V) (v, w))", "tactic": "simp [edges]" ...
[ 750, 68 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 749, 1 ]
Mathlib/Analysis/Calculus/Deriv/Basic.lean
HasDerivAtFilter.tendsto_nhds
[]
[ 715, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 713, 8 ]
Mathlib/Data/Finite/Card.lean
Finite.cast_card_eq_mk
[]
[ 72, 68 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 71, 1 ]
Mathlib/FieldTheory/Finiteness.lean
IsNoetherian.coeSort_finsetBasisIndex
[]
[ 91, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 89, 1 ]
Mathlib/Algebra/CharP/Basic.lean
charP_of_prime_pow_injective
[ { "state_after": "case intro\nR✝ : Type ?u.957555\ninst✝³ : NonAssocRing R✝\ninst✝² : Fintype R✝\nn✝ : ℕ\nR : Type u_1\ninst✝¹ : Ring R\ninst✝ : Fintype R\np : ℕ\nhp : Fact (Nat.Prime p)\nn : ℕ\nhn : Fintype.card R = p ^ n\nhR : ∀ (i : ℕ), i ≤ n → ↑(p ^ i) = 0 → i = n\nc : ℕ\nhc : CharP R c\n⊢ CharP R (p ^ n)",...
[ 675, 13 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 666, 1 ]
Mathlib/NumberTheory/ArithmeticFunction.lean
Nat.ArithmeticFunction.id_apply
[]
[ 753, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 752, 1 ]
Mathlib/Data/Matrix/Basic.lean
Matrix.reindex_updateRow
[]
[ 2912, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2909, 1 ]
Mathlib/Analysis/Calculus/ContDiff.lean
iteratedFDeriv_add_apply
[ { "state_after": "𝕜 : Type u_1\ninst✝¹⁰ : NontriviallyNormedField 𝕜\nD : Type uD\ninst✝⁹ : NormedAddCommGroup D\ninst✝⁸ : NormedSpace 𝕜 D\nE : Type uE\ninst✝⁷ : NormedAddCommGroup E\ninst✝⁶ : NormedSpace 𝕜 E\nF : Type uF\ninst✝⁵ : NormedAddCommGroup F\ninst✝⁴ : NormedSpace 𝕜 F\nG : Type uG\ninst✝³ : Normed...
[ 1246, 80 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1243, 1 ]
Mathlib/RepresentationTheory/Action.lean
Action.rightUnitor_hom_hom
[ { "state_after": "V : Type (u + 1)\ninst✝¹ : LargeCategory V\nG : MonCat\ninst✝ : MonoidalCategory V\nX : Action V G\n⊢ ((𝟙 X.V ⊗ 𝟙 (𝟙_ V)) ≫ (ρ_ X.V).hom) ≫ 𝟙 X.V = (ρ_ X.V).hom", "state_before": "V : Type (u + 1)\ninst✝¹ : LargeCategory V\nG : MonCat\ninst✝ : MonoidalCategory V\nX : Action V G\n⊢ (ρ_ ...
[ 543, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 541, 1 ]