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Mathlib/Topology/MetricSpace/PiNat.lean
PiNat.mem_cylinder_firstDiff
[]
[ 167, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 166, 1 ]
Mathlib/Order/ConditionallyCompleteLattice/Basic.lean
WithBot.sInf_eq
[]
[ 76, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 74, 1 ]
Mathlib/Data/Int/ConditionallyCompleteOrder.lean
Int.csSup_eq_greatest_of_bdd
[ { "state_after": "s : Set ℤ\ninst✝ : DecidablePred fun x => x ∈ s\nb : ℤ\nHb : ∀ (z : ℤ), z ∈ s → z ≤ b\nHinh : ∃ z, z ∈ s\nthis : Set.Nonempty s ∧ BddAbove s\n⊢ sSup s = ↑(greatestOfBdd b Hb Hinh)", "state_before": "s : Set ℤ\ninst✝ : DecidablePred fun x => x ∈ s\nb : ℤ\nHb : ∀ (z : ℤ), z ∈ s → z ≤ b\nHinh...
[ 70, 93 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 66, 1 ]
Mathlib/Algebra/Lie/Submodule.lean
LieModuleHom.comp_ker_incl
[ { "state_after": "case h.mk\nR : 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 : LieRingModul...
[ 1195, 89 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1195, 1 ]
Mathlib/Analysis/SpecialFunctions/Pow/Continuity.lean
ENNReal.continuous_rpow_const
[ { "state_after": "y : ℝ\nx : ℝ≥0∞\n⊢ ContinuousAt (fun a => a ^ y) x", "state_before": "y : ℝ\n⊢ Continuous fun a => a ^ y", "tactic": "refine continuous_iff_continuousAt.2 fun x => ?_" }, { "state_after": "case inl\ny : ℝ\nx : ℝ≥0∞\nhy : 0 < y\n⊢ ContinuousAt (fun a => a ^ y) x\n\ncase inr.inl\...
[ 525, 82 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 516, 1 ]
Mathlib/Order/Monotone/Monovary.lean
MonotoneOn.antivaryOn
[]
[ 342, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 340, 11 ]
Mathlib/Algebra/GCDMonoid/Basic.lean
lcm_eq_left_iff
[]
[ 841, 101 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 838, 1 ]
Mathlib/Data/Set/Basic.lean
Set.not_nontrivial_empty
[]
[ 2536, 82 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2536, 1 ]
Mathlib/MeasureTheory/Measure/Lebesgue/EqHaar.lean
MeasureTheory.Measure.add_haar_ball_mul
[ { "state_after": "case inl\nE : Type u_1\ninst✝⁹ : NormedAddCommGroup E\ninst✝⁸ : NormedSpace ℝ E\ninst✝⁷ : MeasurableSpace E\ninst✝⁶ : BorelSpace E\ninst✝⁵ : FiniteDimensional ℝ E\nμ : Measure E\ninst✝⁴ : IsAddHaarMeasure μ\nF : Type ?u.1982183\ninst✝³ : NormedAddCommGroup F\ninst✝² : NormedSpace ℝ F\ninst✝¹ :...
[ 433, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 428, 1 ]
Mathlib/NumberTheory/Padics/Hensel.lean
soln_dist_to_a_lt_deriv
[ { "state_after": "p : ℕ\ninst✝ : Fact (Nat.Prime p)\nF : Polynomial ℤ_[p]\na : ℤ_[p]\nhnorm : ‖Polynomial.eval a F‖ < ‖Polynomial.eval a (↑Polynomial.derivative F)‖ ^ 2\nhnsol : Polynomial.eval a F ≠ 0\n⊢ ‖Polynomial.eval a F‖ <\n ‖Polynomial.eval a (↑Polynomial.derivative F)‖ * ‖Polynomial.eval a (↑Polynomi...
[ 420, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 415, 9 ]
Mathlib/Data/Nat/ModEq.lean
Nat.ModEq.mul_left_cancel'
[ { "state_after": "no goals", "state_before": "m✝ n a✝ b✝ c✝ d a b c m : ℕ\nhc : c ≠ 0\n⊢ c * a ≡ c * b [MOD c * m] → a ≡ b [MOD m]", "tactic": "simp [modEq_iff_dvd, ← mul_sub, mul_dvd_mul_iff_left (by simp [hc] : (c : ℤ) ≠ 0)]" }, { "state_after": "no goals", "state_before": "m✝ n a✝ b✝ c✝ d...
[ 181, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 179, 11 ]
Mathlib/Data/Polynomial/Basic.lean
Polynomial.C_pow
[]
[ 531, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 530, 1 ]
Mathlib/MeasureTheory/Function/LpSeminorm.lean
MeasureTheory.memℒp_top_of_bound
[ { "state_after": "α : Type u_1\nE : Type u_2\nF : Type ?u.1834698\nG : Type ?u.1834701\nm m0 : MeasurableSpace α\np : ℝ≥0∞\nq : ℝ\nμ ν : Measure α\ninst✝² : NormedAddCommGroup E\ninst✝¹ : NormedAddCommGroup F\ninst✝ : NormedAddCommGroup G\nf : α → E\nhf : AEStronglyMeasurable f μ\nC : ℝ\nhfC : ∀ᵐ (x : α) ∂μ, ‖f...
[ 562, 46 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 558, 1 ]
Mathlib/Data/List/Count.lean
List.countp_mono_left
[ { "state_after": "case nil\nα : Type u_1\nl : List α\np q : α → Bool\nh✝ : ∀ (x : α), x ∈ l → p x = true → q x = true\nh : ∀ (x : α), x ∈ [] → p x = true → q x = true\n⊢ countp p [] ≤ countp q []\n\ncase cons\nα : Type u_1\nl✝ : List α\np q : α → Bool\nh✝ : ∀ (x : α), x ∈ l✝ → p x = true → q x = true\na : α\nl ...
[ 156, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 148, 1 ]
Mathlib/Analysis/NormedSpace/Star/Multiplier.lean
DoubleCentralizer.nat_cast_snd
[]
[ 311, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 310, 1 ]
Mathlib/Data/Stream/Init.lean
Stream'.nth_tails
[ { "state_after": "α : Type u\nβ : Type v\nδ : Type w\nn : ℕ\n⊢ ∀ (s : Stream' α), nth (tails s) n = drop n (tail s)", "state_before": "α : Type u\nβ : Type v\nδ : Type w\n⊢ ∀ (n : ℕ) (s : Stream' α), nth (tails s) n = drop n (tail s)", "tactic": "intro n" }, { "state_after": "case zero\nα : Type...
[ 678, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 673, 1 ]
Mathlib/Data/Polynomial/Basic.lean
Polynomial.support_update
[ { "state_after": "no goals", "state_before": "R : Type u\na✝ b : R\nm n✝ : ℕ\ninst✝¹ : Semiring R\np✝ q p : R[X]\nn : ℕ\na : R\ninst✝ : Decidable (a = 0)\n⊢ support (update p n a) = if a = 0 then Finset.erase (support p) n else insert n (support p)", "tactic": "classical\n cases p\n simp only [support...
[ 1116, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1111, 1 ]
Mathlib/CategoryTheory/Opposites.lean
CategoryTheory.NatTrans.unop_id
[]
[ 340, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 339, 1 ]
Mathlib/Algebra/GroupPower/Lemmas.lean
SemiconjBy.cast_int_mul_left
[]
[ 1070, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1069, 1 ]
Mathlib/CategoryTheory/Limits/IsLimit.lean
CategoryTheory.Limits.IsColimit.OfNatIso.cocone_fac
[ { "state_after": "J : Type u₁\ninst✝² : Category J\nK : Type u₂\ninst✝¹ : Category K\nC : Type u₃\ninst✝ : Category C\nF : J ⥤ C\nt : Cocone F\nX : C\nh : coyoneda.obj X.op ⋙ uliftFunctor ≅ Functor.cocones F\ns : Cocone F\n⊢ Cocone.extend (colimitCocone h) (homOfCocone h (coconeOfHom h (homOfCocone h s))) = coc...
[ 1040, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1037, 1 ]
Mathlib/GroupTheory/Submonoid/Basic.lean
Submonoid.mem_iSup
[ { "state_after": "M : Type u_2\nN : Type ?u.29131\nA : Type ?u.29134\ninst✝¹ : MulOneClass M\ns : Set M\ninst✝ : AddZeroClass A\nt : Set A\nS : Submonoid M\nι : Sort u_1\np : ι → Submonoid M\nm : M\n⊢ (∀ (b : Submonoid M), (∀ (i : ι), p i ≤ b) → closure {m} ≤ b) ↔ ∀ (N : Submonoid M), (∀ (i : ι), p i ≤ N) → m ∈...
[ 551, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 548, 1 ]
Mathlib/SetTheory/Cardinal/Ordinal.lean
Cardinal.mul_eq_left_iff
[ { "state_after": "a b : Cardinal\n⊢ a * b = a ↔ (ℵ₀ ≤ a ∧ b ≤ a) ∧ b ≠ 0 ∨ b = 1 ∨ a = 0", "state_before": "a b : Cardinal\n⊢ a * b = a ↔ max ℵ₀ b ≤ a ∧ b ≠ 0 ∨ b = 1 ∨ a = 0", "tactic": "rw [max_le_iff]" }, { "state_after": "case refine'_1\na b : Cardinal\nh : a * b = a\n⊢ (ℵ₀ ≤ a ∧ b ≤ a) ∧ b ...
[ 711, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 669, 1 ]
Mathlib/LinearAlgebra/QuadraticForm/Basic.lean
BilinForm.toQuadraticForm_neg
[]
[ 731, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 730, 1 ]
Mathlib/Algebra/Star/Basic.lean
star_natCast
[]
[ 336, 87 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 335, 1 ]
Mathlib/MeasureTheory/Function/LpSeminorm.lean
MeasureTheory.Memℒp.of_measure_le_smul
[ { "state_after": "α : Type u_1\nE : Type u_2\nF : Type ?u.2303726\nG : Type ?u.2303729\nm m0 : MeasurableSpace α\np : ℝ≥0∞\nq : ℝ\nμ ν : Measure α\ninst✝² : NormedAddCommGroup E\ninst✝¹ : NormedAddCommGroup F\ninst✝ : NormedAddCommGroup G\nμ' : Measure α\nc : ℝ≥0∞\nhc : c ≠ ⊤\nhμ'_le : μ' ≤ c • μ\nf : α → E\nhf...
[ 654, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 646, 1 ]
Mathlib/Topology/Instances/Real.lean
Real.mem_closure_iff
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nγ : Type w\ns : Set ℝ\nx : ℝ\n⊢ x ∈ closure s ↔ ∀ (ε : ℝ), ε > 0 → ∃ y, y ∈ s ∧ abs (y - x) < ε", "tactic": "simp [mem_closure_iff_nhds_basis nhds_basis_ball, Real.dist_eq]" } ]
[ 95, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 94, 1 ]
Mathlib/Topology/Algebra/Order/IntermediateValue.lean
IsPreconnected.intermediate_value
[]
[ 129, 63 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 127, 1 ]
Mathlib/Order/Antisymmetrization.lean
OrderHom.antisymmetrization_apply
[]
[ 232, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 230, 1 ]
Mathlib/MeasureTheory/Function/LpSpace.lean
ContinuousLinearMap.norm_compLpL_le
[]
[ 1061, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1060, 1 ]
Mathlib/ModelTheory/Substructures.lean
FirstOrder.Language.Substructure.closure_union
[]
[ 395, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 394, 1 ]
Mathlib/Topology/MetricSpace/Lipschitz.lean
LipschitzWith.const_min
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nγ : Type w\nι : Type x\ninst✝ : PseudoEMetricSpace α\nf g : α → ℝ\nKf Kg : ℝ≥0\nhf : LipschitzWith Kf f\na : ℝ\n⊢ LipschitzWith Kf fun x => min a (f x)", "tactic": "simpa only [min_comm] using hf.min_const a" } ]
[ 464, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 463, 1 ]
Mathlib/Logic/Equiv/Basic.lean
Equiv.piCongr_symm_apply
[]
[ 1792, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1790, 1 ]
Mathlib/LinearAlgebra/Eigenspace/Basic.lean
Module.End.eigenvectors_linearIndependent
[]
[ 248, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 244, 1 ]
Std/Logic.lean
and_congr_left'
[]
[ 167, 72 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 167, 1 ]
Mathlib/Algebra/Lie/CartanSubalgebra.lean
LieSubalgebra.normalizer_eq_self_of_isCartanSubalgebra
[ { "state_after": "no goals", "state_before": "R : Type u\nL : Type v\ninst✝³ : CommRing R\ninst✝² : LieRing L\ninst✝¹ : LieAlgebra R L\nH✝ H : LieSubalgebra R L\ninst✝ : IsCartanSubalgebra H\n⊢ LieSubmodule.normalizer (toLieSubmodule H) = toLieSubmodule H", "tactic": "rw [← LieSubmodule.coe_toSubmodule_...
[ 63, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 60, 1 ]
Mathlib/Data/PNat/Prime.lean
PNat.Coprime.gcd_mul
[ { "state_after": "k m n : ℕ+\nh : coprime ↑m ↑n\n⊢ gcd k (m * n) = gcd k m * gcd k n", "state_before": "k m n : ℕ+\nh : Coprime m n\n⊢ gcd k (m * n) = gcd k m * gcd k n", "tactic": "rw [← coprime_coe] at h" }, { "state_after": "case a\nk m n : ℕ+\nh : coprime ↑m ↑n\n⊢ ↑(gcd k (m * n)) = ↑(gcd k ...
[ 290, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 287, 1 ]
Mathlib/Data/MvPolynomial/Basic.lean
MvPolynomial.aevalTower_C
[]
[ 1602, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1601, 1 ]
Mathlib/Topology/Sets/Opens.lean
TopologicalSpace.Opens.coe_comap
[]
[ 377, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 376, 1 ]
Mathlib/Data/Set/Lattice.lean
Set.iUnion_empty
[]
[ 697, 11 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 696, 1 ]
Mathlib/Topology/UniformSpace/Equiv.lean
UniformEquiv.bijective
[]
[ 183, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 182, 11 ]
Mathlib/Data/List/Count.lean
List.countp_le_length
[ { "state_after": "no goals", "state_before": "α : Type u_1\nl : List α\np q : α → Bool\n⊢ countp p l ≤ length l", "tactic": "simpa only [countp_eq_length_filter] using length_filter_le _ _" } ]
[ 88, 66 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 87, 1 ]
Std/Data/String/Lemmas.lean
String.append_nil
[]
[ 487, 89 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 487, 9 ]
Mathlib/AlgebraicTopology/SimplicialObject.lean
CategoryTheory.CosimplicialObject.eqToIso_refl
[ { "state_after": "case w\nC : Type u\ninst✝ : Category C\nX : CosimplicialObject C\nn : ℕ\nh : n = n\n⊢ (eqToIso X h).hom = (Iso.refl (X.obj [n])).hom", "state_before": "C : Type u\ninst✝ : Category C\nX : CosimplicialObject C\nn : ℕ\nh : n = n\n⊢ eqToIso X h = Iso.refl (X.obj [n])", "tactic": "ext" }...
[ 477, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 475, 1 ]
Mathlib/Data/Real/ConjugateExponents.lean
Real.IsConjugateExponent.pos
[]
[ 50, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 50, 1 ]
Mathlib/Data/Finsupp/Indicator.lean
Finsupp.indicator_of_not_mem
[]
[ 52, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 51, 1 ]
Mathlib/Data/Set/Function.lean
Set.restrict_ite
[]
[ 99, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 97, 1 ]
Mathlib/RingTheory/Polynomial/Basic.lean
Polynomial.sup_ker_aeval_le_ker_aeval_mul
[ { "state_after": "R : Type u\nS : Type ?u.718761\nσ : Type v\nM : Type w\ninst✝³ : CommRing R\ninst✝² : CommRing S\ninst✝¹ : AddCommGroup M\ninst✝ : Module R M\nf : M →ₗ[R] M\np q : R[X]\nv : M\nhv : v ∈ LinearMap.ker (↑(aeval f) p) ⊔ LinearMap.ker (↑(aeval f) q)\n⊢ v ∈ LinearMap.ker (↑(aeval f) (p * q))", ...
[ 1028, 81 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1020, 1 ]
Mathlib/AlgebraicGeometry/ProjectiveSpectrum/Topology.lean
ProjectiveSpectrum.sup_vanishingIdeal_le
[ { "state_after": "R : Type u_2\nA : Type u_1\ninst✝³ : CommSemiring R\ninst✝² : CommRing A\ninst✝¹ : Algebra R A\n𝒜 : ℕ → Submodule R A\ninst✝ : GradedAlgebra 𝒜\nt t' : Set (ProjectiveSpectrum 𝒜)\nr : A\n⊢ r ∈ vanishingIdeal t ⊔ vanishingIdeal t' → r ∈ vanishingIdeal (t ∩ t')", "state_before": "R : Type ...
[ 318, 44 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 311, 1 ]
Mathlib/RingTheory/Artinian.lean
IsArtinian.monotone_stabilizes
[]
[ 210, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 209, 1 ]
Mathlib/Data/List/Func.lean
List.Func.mem_get_of_ne_zero
[ { "state_after": "case h\nα : Type u\nβ : Type v\nγ : Type w\na : α\nas as1 as2 as3 : List α\ninst✝¹ : Inhabited α\ninst✝ : Inhabited β\nx✝ : ℕ\nh1 : get x✝ [] ≠ default\n⊢ False", "state_before": "α : Type u\nβ : Type v\nγ : Type w\na : α\nas as1 as2 as3 : List α\ninst✝¹ : Inhabited α\ninst✝ : Inhabited β\...
[ 167, 13 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 161, 1 ]
Mathlib/Analysis/Calculus/ContDiff.lean
ContDiffWithinAt.exists_lipschitzOnWith
[ { "state_after": "case intro.intro.intro\n𝕜 : Type ?u.2944822\ninst✝¹⁹ : NontriviallyNormedField 𝕜\nD : Type uD\ninst✝¹⁸ : NormedAddCommGroup D\ninst✝¹⁷ : NormedSpace 𝕜 D\nE✝ : Type uE\ninst✝¹⁶ : NormedAddCommGroup E✝\ninst✝¹⁵ : NormedSpace 𝕜 E✝\nF✝ : Type uF\ninst✝¹⁴ : NormedAddCommGroup F✝\ninst✝¹³ : Norm...
[ 2032, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2021, 1 ]
Mathlib/MeasureTheory/Integral/Lebesgue.lean
MeasureTheory.lintegral_singleton
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.1729685\nγ : Type ?u.1729688\nδ : Type ?u.1729691\nm : MeasurableSpace α\nμ ν : Measure α\ninst✝ : MeasurableSingletonClass α\nf : α → ℝ≥0∞\na : α\n⊢ (∫⁻ (x : α) in {a}, f x ∂μ) = f a * ↑↑μ {a}", "tactic": "simp only [restrict_singl...
[ 1458, 84 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1456, 1 ]
Mathlib/Data/Nat/Choose/Basic.lean
Nat.choose_symm_half
[ { "state_after": "case h\nm : ℕ\n⊢ 2 * m + 1 = m + 1 + m", "state_before": "m : ℕ\n⊢ choose (2 * m + 1) (m + 1) = choose (2 * m + 1) m", "tactic": "apply choose_symm_of_eq_add" }, { "state_after": "no goals", "state_before": "case h\nm : ℕ\n⊢ 2 * m + 1 = m + 1 + m", "tactic": "rw [add_co...
[ 212, 68 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 210, 1 ]
Mathlib/Algebra/Group/Pi.lean
OneHom.single_apply
[]
[ 438, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 436, 1 ]
Mathlib/CategoryTheory/Sites/Sheafification.lean
CategoryTheory.GrothendieckTopology.sheafifyMap_id
[ { "state_after": "C : Type u\ninst✝³ : Category C\nJ : GrothendieckTopology C\nD : Type w\ninst✝² : Category D\ninst✝¹ : ∀ (P : Cᵒᵖ ⥤ D) (X : C) (S : Cover J X), HasMultiequalizer (Cover.index S P)\ninst✝ : ∀ (X : C), HasColimitsOfShape (Cover J X)ᵒᵖ D\nP : Cᵒᵖ ⥤ D\n⊢ plusMap J (plusMap J (𝟙 P)) = 𝟙 (plusObj ...
[ 486, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 484, 1 ]
Mathlib/GroupTheory/FreeGroup.lean
FreeGroup.map.comp
[ { "state_after": "case mk\nα : Type u\nL✝ L₁ L₂ L₃ L₄ : List (α × Bool)\nβ : Type v\nf✝ : α → β\nx✝ y : FreeGroup α\nγ : Type w\nf : α → β\ng : β → γ\nx : FreeGroup α\nL : List (α × Bool)\n⊢ ↑(map g) (↑(map f) (Quot.mk Red.Step L)) = ↑(map (g ∘ f)) (Quot.mk Red.Step L)", "state_before": "α : Type u\nL L₁ L₂...
[ 821, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 819, 1 ]
Mathlib/Data/Polynomial/Eval.lean
Polynomial.eval₂_mul
[]
[ 261, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 260, 1 ]
Mathlib/GroupTheory/FreeProduct.lean
FreeGroup.injective_lift_of_ping_pong
[ { "state_after": "ι : Type u_2\nM : ι → Type ?u.1007390\ninst✝⁴ : (i : ι) → Monoid (M i)\nN : Type ?u.1007401\ninst✝³ : Monoid N\ninst✝² : Nontrivial ι\nG : Type u_1\ninst✝¹ : Group G\na : ι → G\nα : Type ?u.1007419\ninst✝ : MulAction G α\nX Y : ι → Set α\nhXnonempty : ∀ (i : ι), Set.Nonempty (X i)\nhXdisj : Pa...
[ 992, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 903, 1 ]
Mathlib/Algebra/CharZero/Lemmas.lean
Nat.cast_pow_eq_one
[ { "state_after": "R✝ : Type ?u.400\ninst✝³ : AddMonoidWithOne R✝\ninst✝² : CharZero R✝\nR : Type u_1\ninst✝¹ : Semiring R\ninst✝ : CharZero R\nq n : ℕ\nhn : n ≠ 0\n⊢ q ^ n = 1 ↔ q = 1", "state_before": "R✝ : Type ?u.400\ninst✝³ : AddMonoidWithOne R✝\ninst✝² : CharZero R✝\nR : Type u_1\ninst✝¹ : Semiring R\n...
[ 43, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 40, 1 ]
Mathlib/LinearAlgebra/Matrix/Adjugate.lean
Matrix.cramerMap_is_linear
[]
[ 83, 44 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 81, 1 ]
Mathlib/LinearAlgebra/AffineSpace/AffineMap.lean
AffineMap.linear_eq_zero_iff_exists_const
[ { "state_after": "case refine'_1\nk : Type u_1\nV1 : Type u_2\nP1 : Type u_3\nV2 : Type u_4\nP2 : Type u_5\nV3 : Type ?u.82563\nP3 : Type ?u.82566\nV4 : Type ?u.82569\nP4 : Type ?u.82572\ninst✝¹² : Ring k\ninst✝¹¹ : AddCommGroup V1\ninst✝¹⁰ : Module k V1\ninst✝⁹ : AffineSpace V1 P1\ninst✝⁸ : AddCommGroup V2\nin...
[ 200, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 192, 1 ]
Mathlib/Topology/Algebra/Group/Basic.lean
IsOpen.rightCoset
[]
[ 134, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 133, 1 ]
Mathlib/AlgebraicGeometry/PrimeSpectrum/Basic.lean
PrimeSpectrum.vanishingIdeal_anti_mono_iff
[ { "state_after": "R : Type u\nS : Type v\ninst✝¹ : CommRing R\ninst✝ : CommRing S\ns t : Set (PrimeSpectrum R)\nht : IsClosed t\nh : vanishingIdeal t ≤ vanishingIdeal s\n⊢ closure s ⊆ closure t", "state_before": "R : Type u\nS : Type v\ninst✝¹ : CommRing R\ninst✝ : CommRing S\ns t : Set (PrimeSpectrum R)\nh...
[ 492, 89 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 488, 1 ]
Mathlib/Data/Bitvec/Lemmas.lean
Bitvec.toNat_lt
[ { "state_after": "n : ℕ\nv : Bitvec n\nthis : Bitvec.toNat v + 1 ≤ 2 ^ n\n⊢ Bitvec.toNat v < 2 ^ n\n\ncase this\nn : ℕ\nv : Bitvec n\n⊢ Bitvec.toNat v + 1 ≤ 2 ^ n", "state_before": "n : ℕ\nv : Bitvec n\n⊢ Bitvec.toNat v < 2 ^ n", "tactic": "suffices : v.toNat + 1 ≤ 2 ^ n" }, { "state_after": "ca...
[ 112, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 93, 1 ]
Mathlib/Data/Set/Lattice.lean
Set.biUnion_range_preimage_singleton
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.226879\nι : Sort ?u.226882\nι' : Sort ?u.226885\nι₂ : Sort ?u.226888\nκ : ι → Sort ?u.226893\nκ₁ : ι → Sort ?u.226898\nκ₂ : ι → Sort ?u.226903\nκ' : ι' → Sort ?u.226908\nf : α → β\n⊢ (⋃ (y : β) (_ : y ∈ range f), f ⁻¹' {y}...
[ 1751, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1750, 1 ]
Mathlib/Data/Polynomial/RingDivision.lean
Polynomial.roots_prod
[ { "state_after": "case mk\nR : Type u\nS : Type v\nT : Type w\na b : R\nn : ℕ\ninst✝¹ : CommRing R\ninst✝ : IsDomain R\np q : R[X]\nι : Type u_1\nf : ι → R[X]\nm : Multiset ι\nhm : Nodup m\n⊢ Finset.prod { val := m, nodup := hm } f ≠ 0 →\n roots (Finset.prod { val := m, nodup := hm } f) = Multiset.bind { val...
[ 702, 91 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 699, 1 ]
Mathlib/Analysis/NormedSpace/AffineIsometry.lean
AffineIsometryEquiv.surjective
[]
[ 647, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 646, 11 ]
Mathlib/CategoryTheory/MorphismProperty.lean
CategoryTheory.MorphismProperty.StableUnderCobaseChange.inr
[]
[ 274, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 271, 1 ]
Mathlib/Topology/Connected.lean
isClopen_connectedComponent
[]
[ 1165, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1163, 1 ]
Std/Data/Nat/Gcd.lean
Nat.gcd_comm
[]
[ 61, 53 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 58, 1 ]
Mathlib/GroupTheory/GroupAction/SubMulAction.lean
SubMulAction.smul_mem_iff'
[]
[ 267, 82 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 265, 1 ]
Mathlib/Order/Max.lean
Prod.isBot_iff
[]
[ 448, 57 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 447, 1 ]
Mathlib/MeasureTheory/Group/Integration.lean
MeasureTheory.integral_eq_zero_of_mul_left_eq_neg
[ { "state_after": "no goals", "state_before": "𝕜 : Type ?u.46088\nM : Type ?u.46091\nα : Type ?u.46094\nG : Type u_1\nE : Type u_2\nF : Type ?u.46103\ninst✝⁷ : MeasurableSpace G\ninst✝⁶ : NormedAddCommGroup E\ninst✝⁵ : NormedSpace ℝ E\ninst✝⁴ : CompleteSpace E\ninst✝³ : NormedAddCommGroup F\nμ : Measure G\n...
[ 134, 80 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 132, 1 ]
Mathlib/FieldTheory/Adjoin.lean
IntermediateField.AlgEquiv.fieldRange_eq_top
[]
[ 292, 44 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 290, 1 ]
Mathlib/Data/MvPolynomial/Basic.lean
MvPolynomial.mem_support_iff
[ { "state_after": "no goals", "state_before": "R : Type u\nS₁ : Type v\nS₂ : Type w\nS₃ : Type x\nσ : Type u_1\na a' a₁ a₂ : R\ne : ℕ\nn m✝ : σ\ns : σ →₀ ℕ\ninst✝¹ : CommSemiring R\ninst✝ : CommSemiring S₁\np✝ q p : MvPolynomial σ R\nm : σ →₀ ℕ\n⊢ m ∈ support p ↔ coeff m p ≠ 0", "tactic": "simp [support,...
[ 584, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 583, 1 ]
Mathlib/MeasureTheory/Constructions/BorelSpace/Basic.lean
measurable_coe_nnreal_real
[]
[ 1764, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1763, 1 ]
Mathlib/Analysis/NormedSpace/CompactOperator.lean
ContinuousLinearMap.mkOfIsCompactOperator_mem_compactOperator
[]
[ 395, 5 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 392, 1 ]
Mathlib/Data/Matrix/Notation.lean
Matrix.vecMul_empty
[]
[ 272, 13 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 271, 1 ]
Mathlib/Topology/Constructions.lean
isOpen_pi_iff'
[ { "state_after": "case intro\nα : Type u\nβ : Type v\nγ : Type ?u.254008\nδ : Type ?u.254011\nε : Type ?u.254014\nζ : Type ?u.254017\nι : Type u_1\nπ : ι → Type u_2\nκ : Type ?u.254028\ninst✝² : TopologicalSpace α\ninst✝¹ : (i : ι) → TopologicalSpace (π i)\nf : α → (i : ι) → π i\ninst✝ : Finite ι\ns : Set ((a :...
[ 1330, 87 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1315, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/Kernels.lean
CategoryTheory.Limits.kernel.ι_of_zero
[]
[ 534, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 533, 1 ]
Mathlib/Data/Rat/NNRat.lean
NNRat.natAbs_num_coe
[]
[ 464, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 463, 1 ]
Mathlib/LinearAlgebra/Basic.lean
LinearMap.id_pow
[]
[ 364, 12 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 363, 1 ]
Mathlib/Analysis/Convex/Function.lean
ConvexOn.sub_strictConcaveOn
[]
[ 907, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 905, 1 ]
Mathlib/Algebra/Lie/Submodule.lean
LieSubmodule.lieSpan_le
[ { "state_after": "case mp\nR : 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\ns : Set M\nN : LieSubmodule R L M\n⊢...
[ 630, 57 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 627, 1 ]
Mathlib/MeasureTheory/Decomposition/Lebesgue.lean
MeasureTheory.Measure.LebesgueDecomposition.iSup_monotone'
[]
[ 531, 87 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 530, 1 ]
Mathlib/MeasureTheory/Measure/MeasureSpace.lean
MeasureTheory.Measure.measure_subtype_coe_eq_zero_of_comap_eq_zero
[]
[ 1424, 68 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1422, 1 ]
Mathlib/CategoryTheory/Sites/Sieves.lean
CategoryTheory.Sieve.natTransOfLe_comm
[]
[ 776, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 774, 1 ]
Mathlib/Data/Set/Basic.lean
Set.subsingleton_of_subsingleton
[]
[ 2389, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2388, 1 ]
Mathlib/GroupTheory/Subgroup/Basic.lean
Subgroup.subgroupOf_sup
[ { "state_after": "G : Type u_1\nG' : Type ?u.712969\ninst✝³ : Group G\ninst✝² : Group G'\nA✝ : Type ?u.712978\ninst✝¹ : AddGroup A✝\nN : Type ?u.712984\ninst✝ : Group N\nA A' B : Subgroup G\nhA : A ≤ B\nhA' : A' ≤ B\n⊢ map (Subgroup.subtype B) (subgroupOf (A ⊔ A') B) = map (Subgroup.subtype B) (subgroupOf A B ⊔...
[ 3601, 82 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 3595, 1 ]
Mathlib/Algebra/Group/Units.lean
isUnit_of_mul_isUnit_right
[ { "state_after": "no goals", "state_before": "α : Type u\nM : Type u_1\nN : Type ?u.63823\ninst✝ : CommMonoid M\nx y : M\nhu : IsUnit (x * y)\n⊢ IsUnit (y * x)", "tactic": "rwa [mul_comm]" } ]
[ 703, 58 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 702, 1 ]
Mathlib/Algebra/Order/LatticeGroup.lean
LatticeOrderedCommGroup.abs_inv_comm
[ { "state_after": "α : Type u\ninst✝¹ : Lattice α\ninst✝ : CommGroup α\na b : α\n⊢ a / b ⊔ (a / b)⁻¹ = b / a ⊔ (b / a)⁻¹", "state_before": "α : Type u\ninst✝¹ : Lattice α\ninst✝ : CommGroup α\na b : α\n⊢ abs (a / b) = abs (b / a)", "tactic": "dsimp only [Abs.abs]" }, { "state_after": "no goals", ...
[ 579, 57 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 577, 1 ]
Mathlib/CategoryTheory/Over.lean
CategoryTheory.Under.epi_of_epi_right
[]
[ 483, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 482, 1 ]
Mathlib/Topology/UniformSpace/UniformConvergenceTopology.lean
UniformOnFun.comap_eq
[ { "state_after": "α : Type u_1\nβ : Type u_3\nγ : Type u_2\nι : Type ?u.75481\ns s' : Set α\nx : α\np : Filter ι\ng : ι → α\ninst✝ : UniformSpace β\n𝔖 : Set (Set α)\nf : γ → β\n⊢ (⨅ (s : Set α) (_ : s ∈ 𝔖), UniformSpace.comap ((fun x => f ∘ x) ∘ restrict s) (UniformFun.uniformSpace (↑s) β)) =\n ⨅ (i : Set ...
[ 753, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 747, 11 ]
Mathlib/Order/Filter/Ultrafilter.lean
Ultrafilter.exists_le
[]
[ 374, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 372, 1 ]
Mathlib/FieldTheory/PerfectClosure.lean
PerfectClosure.mk_zero
[ { "state_after": "case zero\nK : Type u\ninst✝² : CommRing K\np : ℕ\ninst✝¹ : Fact (Nat.Prime p)\ninst✝ : CharP K p\n⊢ mk K p (Nat.zero, 0) = 0\n\ncase succ\nK : Type u\ninst✝² : CommRing K\np : ℕ\ninst✝¹ : Fact (Nat.Prime p)\ninst✝ : CharP K p\nn : ℕ\nih : mk K p (n, 0) = 0\n⊢ mk K p (Nat.succ n, 0) = 0", ...
[ 322, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 315, 1 ]
Mathlib/Algebra/Group/Basic.lean
mul_one_eq_id
[]
[ 86, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 85, 1 ]
Mathlib/Algebra/Associated.lean
Associated.refl
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.144651\nγ : Type ?u.144654\nδ : Type ?u.144657\ninst✝ : Monoid α\nx : α\n⊢ x * ↑1 = x", "tactic": "simp" } ]
[ 387, 15 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 386, 11 ]
Mathlib/Data/Nat/PartENat.lean
PartENat.toWithTop_some
[]
[ 574, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 573, 1 ]
Mathlib/Data/Finset/Prod.lean
Finset.inter_product
[ { "state_after": "case a.mk\nα : Type u_1\nβ : Type u_2\nγ : Type ?u.74538\ns s' : Finset α\nt t' : Finset β\na : α\nb : β\ninst✝¹ : DecidableEq α\ninst✝ : DecidableEq β\nx : α\ny : β\n⊢ (x, y) ∈ (s ∩ s') ×ˢ t ↔ (x, y) ∈ s ×ˢ t ∩ s' ×ˢ t", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.74538\ns s'...
[ 248, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 246, 1 ]
Mathlib/MeasureTheory/Measure/OuterMeasure.lean
MeasureTheory.OuterMeasure.sup_apply
[ { "state_after": "α : Type u_1\nβ : Type ?u.69435\nR : Type ?u.69438\nR' : Type ?u.69441\nms : Set (OuterMeasure α)\nm m₁ m₂ : OuterMeasure α\ns : Set α\nthis : ↑(⨆ (i : Bool), bif i then m₁ else m₂) s = ⨆ (i : Bool), ↑(bif i then m₁ else m₂) s\n⊢ ↑(m₁ ⊔ m₂) s = ↑m₁ s ⊔ ↑m₂ s", "state_before": "α : Type u_1...
[ 429, 89 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 428, 1 ]