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Mathlib/Combinatorics/Additive/SalemSpencer.lean
MulSalemSpencer.mul_right₀
[ { "state_after": "case intro.intro.intro.intro.intro.intro\nF : Type ?u.99156\nα : Type u_1\nβ : Type ?u.99162\n𝕜 : Type ?u.99165\nE : Type ?u.99168\ninst✝¹ : CancelCommMonoidWithZero α\ninst✝ : NoZeroDivisors α\ns : Set α\na : α\nhs : MulSalemSpencer s\nha : a ≠ 0\nb : α\nhb : b ∈ s\nc : α\nhc : c ∈ s\nd : α\...
[ 248, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 244, 1 ]
Mathlib/Order/Antichain.lean
isAntichain_iff_forall_not_lt
[]
[ 268, 86 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 266, 1 ]
Mathlib/LinearAlgebra/Lagrange.lean
Lagrange.interpolate_eq_sum_interpolate_insert_sdiff
[ { "state_after": "F : Type u_2\ninst✝¹ : Field F\nι : Type u_1\ninst✝ : DecidableEq ι\ns t : Finset ι\ni j : ι\nv r r' : ι → F\nhvt : Set.InjOn v ↑t\nhs : Finset.Nonempty s\nhst : s ⊆ t\n⊢ ∑ i in s, ↑(interpolate (insert i (t \\ s)) v) r * Lagrange.basis s v i = ↑(interpolate t v) r", "state_before": "F : T...
[ 454, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 420, 1 ]
Mathlib/Data/Set/Intervals/Disjoint.lean
iUnion_Iic_eq_Iic_iSup
[]
[ 249, 64 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 247, 1 ]
Mathlib/Analysis/Normed/Field/Basic.lean
Units.nnnorm_pos
[]
[ 447, 13 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 446, 1 ]
Mathlib/RingTheory/TensorProduct.lean
Algebra.TensorProduct.one_def
[]
[ 463, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 462, 1 ]
Mathlib/Analysis/Convex/SpecificFunctions/Deriv.lean
strictConcaveOn_sin_Icc
[ { "state_after": "x : ℝ\nhx : x ∈ interior (Icc 0 π)\n⊢ (deriv^[2]) sin x < 0", "state_before": "⊢ StrictConcaveOn ℝ (Icc 0 π) sin", "tactic": "apply strictConcaveOn_of_deriv2_neg (convex_Icc _ _) continuousOn_sin fun x hx => ?_" }, { "state_after": "x : ℝ\nhx : x ∈ Ioo 0 π\n⊢ (deriv^[2]) sin x ...
[ 173, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 170, 1 ]
Mathlib/Combinatorics/Colex.lean
Nat.sum_two_pow_lt
[ { "state_after": "α : Type ?u.638\nk : ℕ\nA : Finset ℕ\nh₁ : ∀ {x : ℕ}, x ∈ A → x < k\n⊢ ∑ x in range k, Nat.pow 2 x < 2 ^ k", "state_before": "α : Type ?u.638\nk : ℕ\nA : Finset ℕ\nh₁ : ∀ {x : ℕ}, x ∈ A → x < k\n⊢ Finset.sum A (Nat.pow 2) < 2 ^ k", "tactic": "apply lt_of_le_of_lt (sum_le_sum_of_subset ...
[ 111, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 105, 1 ]
Mathlib/Algebra/Group/Basic.lean
mul_rotate'
[ { "state_after": "no goals", "state_before": "α : Type ?u.8273\nβ : Type ?u.8276\nG : Type u_1\ninst✝ : CommSemigroup G\na b c : G\n⊢ a * (b * c) = b * (c * a)", "tactic": "simp only [mul_left_comm, mul_comm]" } ]
[ 122, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 121, 1 ]
Mathlib/Topology/LocalHomeomorph.lean
LocalHomeomorph.symm_toLocalEquiv
[]
[ 337, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 336, 1 ]
Mathlib/Topology/ContinuousFunction/Basic.lean
Homeomorph.symm_comp_toContinuousMap
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.69498\ninst✝² : TopologicalSpace α\ninst✝¹ : TopologicalSpace β\ninst✝ : TopologicalSpace γ\nf : α ≃ₜ β\ng : β ≃ₜ γ\n⊢ ContinuousMap.comp (toContinuousMap (Homeomorph.symm f)) (toContinuousMap f) = ContinuousMap.id α", ...
[ 492, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 491, 1 ]
Mathlib/Topology/MetricSpace/Basic.lean
dist_pi_const
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nX : Type ?u.396731\nι : Type ?u.396734\ninst✝³ : PseudoMetricSpace α\nπ : β → Type ?u.396742\ninst✝² : Fintype β\ninst✝¹ : (b : β) → PseudoMetricSpace (π b)\ninst✝ : Nonempty β\na b : α\n⊢ (dist (fun x => a) fun x => b) = dist a b", "...
[ 2029, 78 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2028, 1 ]
Mathlib/MeasureTheory/Measure/MeasureSpace.lean
MeasureTheory.Measure.map_eq_sum
[ { "state_after": "case h\nα : Type u_2\nβ : Type u_1\nγ : Type ?u.348297\nδ : Type ?u.348300\nι : Type ?u.348303\nR : Type ?u.348306\nR' : Type ?u.348309\nm0 : MeasurableSpace α\ninst✝³ : MeasurableSpace β\ninst✝² : MeasurableSpace γ\nμ✝ μ₁ μ₂ μ₃ ν ν' ν₁ ν₂ : Measure α\ns✝ s' t : Set α\ninst✝¹ : Countable β\nin...
[ 2138, 91 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2133, 1 ]
Mathlib/Order/RelIso/Basic.lean
RelEmbedding.map_rel_iff
[]
[ 276, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 275, 1 ]
Mathlib/Analysis/BoxIntegral/Partition/Basic.lean
BoxIntegral.Prepartition.iUnion_filter_not
[ { "state_after": "ι : Type u_1\nI J J₁ J₂ : Box ι\nπ✝ π₁ π₂ : Prepartition I\nx : ι → ℝ\nπi πi₁ πi₂ : (J : Box ι) → Prepartition J\nπ : Prepartition I\np : Box ι → Prop\n⊢ (⋃ (J : Box ι) (_ : J ∈ filter π fun J => ¬p J), ↑J) =\n (⋃ (J : Box ι) (_ : J ∈ π), ↑J) \\ ⋃ (J : Box ι) (_ : J ∈ filter π p), ↑J", ...
[ 629, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 621, 1 ]
Mathlib/Topology/Constructions.lean
isClosed_set_pi
[ { "state_after": "α : Type u\nβ : Type v\nγ : Type ?u.257106\nδ : Type ?u.257109\nε : Type ?u.257112\nζ : Type ?u.257115\nι : Type u_1\nπ : ι → Type u_2\nκ : Type ?u.257126\ninst✝¹ : TopologicalSpace α\ninst✝ : (i : ι) → TopologicalSpace (π i)\nf : α → (i : ι) → π i\ni : Set ι\ns : (a : ι) → Set (π a)\nhs : ∀ (...
[ 1335, 90 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1333, 1 ]
Mathlib/Logic/Equiv/Basic.lean
Equiv.optionEquivSumPUnit_symm_inl
[]
[ 440, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 439, 1 ]
Mathlib/RepresentationTheory/Basic.lean
Representation.ofModule_asAlgebraHom_apply_apply
[ { "state_after": "case hM\nk : Type u_1\nG : Type u_2\nV : Type ?u.309923\ninst✝⁵ : CommSemiring k\ninst✝⁴ : Monoid G\ninst✝³ : AddCommMonoid V\ninst✝² : Module k V\nρ : Representation k G V\nM : Type u_3\ninst✝¹ : AddCommMonoid M\ninst✝ : Module (MonoidAlgebra k G) M\nr : MonoidAlgebra k G\nm : RestrictScalars...
[ 221, 51 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 208, 1 ]
Mathlib/Analysis/Normed/Group/Hom.lean
NormedAddGroupHom.opNorm_le_bound
[]
[ 283, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 282, 1 ]
Mathlib/Analysis/Convex/Cone/Basic.lean
ConvexCone.coe_strictlyPositive
[]
[ 618, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 617, 1 ]
Mathlib/SetTheory/Ordinal/FixedPoint.lean
Ordinal.derivFamily_succ
[]
[ 173, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 171, 1 ]
Mathlib/AlgebraicTopology/SimplicialObject.lean
CategoryTheory.SimplicialObject.δ_comp_σ_of_gt'
[ { "state_after": "no goals", "state_before": "C : Type u\ninst✝ : Category C\nX : SimplicialObject C\nn : ℕ\ni : Fin (n + 3)\nj : Fin (n + 2)\nH : Fin.succ j < i\nhi : i = 0\n⊢ False", "tactic": "simp only [Fin.not_lt_zero, hi] at H" }, { "state_after": "C : Type u\ninst✝ : Category C\nX : Simpl...
[ 197, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 192, 1 ]
Mathlib/LinearAlgebra/Matrix/AbsoluteValue.lean
Matrix.det_sum_smul_le
[ { "state_after": "no goals", "state_before": "R : Type u_3\nS : Type u_4\ninst✝⁴ : CommRing R\ninst✝³ : Nontrivial R\ninst✝² : LinearOrderedCommRing S\nn : Type u_2\ninst✝¹ : Fintype n\ninst✝ : DecidableEq n\nι : Type u_1\ns : Finset ι\nc : ι → R\nA : ι → Matrix n n R\nabv : AbsoluteValue R S\nx : S\nhx : ∀...
[ 79, 95 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 70, 1 ]
Mathlib/Order/CompleteLattice.lean
sup_iSup
[ { "state_after": "no goals", "state_before": "α : Type u_2\nβ : Type ?u.102338\nβ₂ : Type ?u.102341\nγ : Type ?u.102344\nι : Sort u_1\nι' : Sort ?u.102350\nκ : ι → Sort ?u.102355\nκ' : ι' → Sort ?u.102360\ninst✝¹ : CompleteLattice α\nf✝ g s t : ι → α\na✝ b : α\ninst✝ : Nonempty ι\nf : ι → α\na : α\n⊢ (a ⊔ ⨆...
[ 1258, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1257, 1 ]
Mathlib/Algebra/BigOperators/Order.lean
Finset.le_prod_of_submultiplicative_on_pred
[ { "state_after": "case inl\nι : Type u_3\nα : Type ?u.6427\nβ : Type ?u.6430\nM : Type u_2\nN : Type u_1\nG : Type ?u.6439\nk : Type ?u.6442\nR : Type ?u.6445\ninst✝¹ : CommMonoid M\ninst✝ : OrderedCommMonoid N\nf : M → N\np : M → Prop\nh_one : f 1 = 1\nh_mul : ∀ (x y : M), p x → p y → f (x * y) ≤ f x * f y\nhp...
[ 83, 92 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 78, 1 ]
Mathlib/SetTheory/Cardinal/Cofinality.lean
Ordinal.blsub_lt_ord_lift
[ { "state_after": "no goals", "state_before": "α : Type ?u.39723\nr : α → α → Prop\no : Ordinal\nf : (a : Ordinal) → a < o → Ordinal\nc : Ordinal\nho : Cardinal.lift (card o) < cof c\nhf : ∀ (i : Ordinal) (hi : i < o), f i hi < c\nh : blsub o f = c\n⊢ cof c ≤ Cardinal.lift (card o)", "tactic": "simpa [← ...
[ 446, 78 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 443, 1 ]
Mathlib/Data/Matrix/Block.lean
Matrix.fromBlocks_transpose
[ { "state_after": "case a.h\nl : Type u_2\nm : Type u_4\nn : Type u_1\no : Type u_5\np : Type ?u.12383\nq : Type ?u.12386\nm' : o → Type ?u.12391\nn' : o → Type ?u.12396\np' : o → Type ?u.12401\nR : Type ?u.12404\nS : Type ?u.12407\nα : Type u_3\nβ : Type ?u.12413\nA : Matrix n l α\nB : Matrix n m α\nC : Matrix ...
[ 155, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 152, 1 ]
Mathlib/Analysis/NormedSpace/OperatorNorm.lean
Submodule.norm_subtypeL_le
[]
[ 1299, 44 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1298, 1 ]
Mathlib/MeasureTheory/Measure/FiniteMeasure.lean
BoundedContinuousFunction.NNReal.coe_ennreal_comp_measurable
[]
[ 320, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 317, 1 ]
Mathlib/Data/MvPolynomial/Variables.lean
MvPolynomial.degrees_pow
[ { "state_after": "R : Type u\nS : Type v\nσ : Type u_1\nτ : Type ?u.41650\nr : R\ne : ℕ\nn m : σ\ns : σ →₀ ℕ\ninst✝ : CommSemiring R\np✝ q p : MvPolynomial σ R\n⊢ 0 ≤ 0 • degrees p", "state_before": "R : Type u\nS : Type v\nσ : Type u_1\nτ : Type ?u.41650\nr : R\ne : ℕ\nn m : σ\ns : σ →₀ ℕ\ninst✝ : CommSemi...
[ 186, 75 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 182, 1 ]
Mathlib/CategoryTheory/MorphismProperty.lean
CategoryTheory.MorphismProperty.monomorphisms.infer_property
[]
[ 420, 5 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 419, 1 ]
Mathlib/RingTheory/RootsOfUnity/Basic.lean
IsPrimitiveRoot.not_iff
[]
[ 477, 66 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 475, 11 ]
Std/Data/List/Lemmas.lean
List.cons_diff_of_mem
[ { "state_after": "no goals", "state_before": "α : Type u_1\ninst✝ : DecidableEq α\na : α\nl₂ : List α\nh : a ∈ l₂\nl₁ : List α\n⊢ List.diff (a :: l₁) l₂ = List.diff l₁ (List.erase l₂ a)", "tactic": "rw [cons_diff, if_pos h]" } ]
[ 1513, 76 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 1512, 1 ]
Mathlib/Order/Basic.lean
Prod.mk_lt_mk
[]
[ 1248, 9 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1247, 1 ]
Mathlib/Algebra/Lie/Nilpotent.lean
LieSubmodule.ucs_zero
[]
[ 364, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 363, 1 ]
Mathlib/Analysis/NormedSpace/PiLp.lean
PiLp.neg_apply
[]
[ 693, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 692, 1 ]
Mathlib/CategoryTheory/Subobject/Limits.lean
CategoryTheory.Limits.imageSubobject_zero
[ { "state_after": "no goals", "state_before": "C : Type u\ninst✝³ : Category C\nX Y Z : C\nf : X ⟶ Y\ninst✝² : HasImage f\ninst✝¹ : HasZeroMorphisms C\ninst✝ : HasZeroObject C\nA B : C\n⊢ (imageSubobjectIso 0 ≪≫ imageZero ≪≫ botCoeIsoZero.symm).hom ≫ arrow ⊥ = arrow (imageSubobject 0)", "tactic": "simp" ...
[ 379, 100 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 378, 1 ]
Mathlib/Topology/LocalHomeomorph.lean
LocalHomeomorph.image_source_inter_eq
[]
[ 282, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 280, 1 ]
Mathlib/Data/Fin/Basic.lean
Fin.coe_neg_one
[ { "state_after": "case zero\nm : ℕ\n⊢ ↑(-1) = zero\n\ncase succ\nm n✝ : ℕ\n⊢ ↑(-1) = Nat.succ n✝", "state_before": "n m : ℕ\n⊢ ↑(-1) = n", "tactic": "cases n" }, { "state_after": "case succ\nm n✝ : ℕ\n⊢ n✝ + 1 < Nat.succ n✝ + 1", "state_before": "case succ\nm n✝ : ℕ\n⊢ ↑(-1) = Nat.succ n✝", ...
[ 1946, 14 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1942, 1 ]
Mathlib/Analysis/SpecialFunctions/Pow/Deriv.lean
DifferentiableWithinAt.cpow
[]
[ 129, 77 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 126, 1 ]
Mathlib/Data/List/Perm.lean
List.Perm.foldl_eq
[]
[ 522, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 520, 1 ]
Mathlib/MeasureTheory/Measure/MeasureSpace.lean
MeasureTheory.Measure.sum_apply_eq_zero
[ { "state_after": "α : Type u_2\nβ : Type ?u.337219\nγ : Type ?u.337222\nδ : Type ?u.337225\nι : Type u_1\nR : Type ?u.337231\nR' : Type ?u.337234\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✝ : Countable ι\nμ : ι → Mea...
[ 2051, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2043, 1 ]
Mathlib/Logic/Equiv/Fin.lean
finSumFinEquiv_symm_apply_castAdd
[]
[ 344, 46 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 342, 1 ]
Mathlib/Order/Filter/FilterProduct.lean
Filter.Germ.const_inf
[]
[ 99, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 98, 1 ]
Mathlib/MeasureTheory/Measure/Lebesgue/Basic.lean
Real.volume_preimage_mul_right
[ { "state_after": "ι : Type ?u.2210287\ninst✝ : Fintype ι\na : ℝ\nh : a ≠ 0\ns : Set ℝ\n⊢ ↑↑(ofReal (abs a⁻¹) • volume) s = ofReal (abs a⁻¹) * ↑↑volume s", "state_before": "ι : Type ?u.2210287\ninst✝ : Fintype ι\na : ℝ\nh : a ≠ 0\ns : Set ℝ\n⊢ ↑↑(Measure.map (fun x => x * a) volume) s = ofReal (abs a⁻¹) * ↑↑...
[ 343, 83 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 338, 1 ]
Mathlib/Geometry/Manifold/LocalInvariantProperties.lean
StructureGroupoid.liftPropWithinAt_self_target
[]
[ 236, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 233, 1 ]
Mathlib/Topology/Algebra/UniformGroup.lean
CauchySeq.mul
[]
[ 442, 52 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 440, 1 ]
Mathlib/Data/Part.lean
Part.inv_some
[]
[ 752, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 751, 1 ]
Mathlib/Analysis/Calculus/TangentCone.lean
uniqueDiffWithinAt_congr
[]
[ 295, 82 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 293, 1 ]
Mathlib/GroupTheory/NielsenSchreier.lean
IsFreeGroupoid.path_nonempty_of_hom
[ { "state_after": "case intro\nG : Type u\ninst✝¹ : Groupoid G\ninst✝ : IsFreeGroupoid G\na b : G\np : a ⟶ b\n⊢ Nonempty (Path (IsFreeGroupoid.symgen a) (IsFreeGroupoid.symgen b))", "state_before": "G : Type u\ninst✝¹ : Groupoid G\ninst✝ : IsFreeGroupoid G\na b : G\n⊢ Nonempty (a ⟶ b) → Nonempty (Path (IsFre...
[ 291, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 278, 1 ]
Mathlib/Data/Fintype/Basic.lean
Finset.ssubset_univ_iff
[]
[ 142, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 141, 1 ]
Mathlib/Data/Nat/Prime.lean
Nat.minFac_le
[]
[ 348, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 347, 1 ]
Mathlib/Order/Max.lean
isMin_toDual_iff
[]
[ 243, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 242, 1 ]
Mathlib/Data/Finset/Basic.lean
Finset.inter_eq_left_iff_subset
[]
[ 1794, 14 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1793, 1 ]
Mathlib/RingTheory/Int/Basic.lean
Int.normUnit_eq
[]
[ 102, 74 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 102, 1 ]
Mathlib/Data/Set/Intervals/Basic.lean
Set.Icc_union_Ioc_eq_Icc
[]
[ 1587, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1584, 1 ]
Mathlib/Data/Fin/Basic.lean
Fin.succ_succAbove_zero
[ { "state_after": "no goals", "state_before": "n✝ m n : ℕ\ninst✝ : NeZero n\ni : Fin n\n⊢ ↑castSucc 0 < succ i", "tactic": "simp only [castSucc_zero, succ_pos]" } ]
[ 2212, 68 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2211, 1 ]
Mathlib/Data/Set/Intervals/WithBotTop.lean
WithBot.image_coe_Ioo
[ { "state_after": "no goals", "state_before": "α : Type u_1\ninst✝ : PartialOrder α\na b : α\n⊢ some '' Ioo a b = Ioo ↑a ↑b", "tactic": "rw [← preimage_coe_Ioo, image_preimage_eq_inter_range, range_coe,\n inter_eq_self_of_subset_left (Subset.trans Ioo_subset_Ioi_self <| Ioi_subset_Ioi bot_le)]" } ]
[ 235, 94 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 233, 1 ]
Mathlib/Analysis/Convex/Function.lean
concaveOn_id
[ { "state_after": "𝕜 : Type u_2\nE : Type ?u.14565\nF : Type ?u.14568\nα : Type ?u.14571\nβ : Type u_1\nι : Type ?u.14577\ninst✝⁷ : OrderedSemiring 𝕜\ninst✝⁶ : AddCommMonoid E\ninst✝⁵ : AddCommMonoid F\ninst✝⁴ : OrderedAddCommMonoid α\ninst✝³ : OrderedAddCommMonoid β\ninst✝² : SMul 𝕜 E\ninst✝¹ : SMul 𝕜 α\nin...
[ 103, 9 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 100, 1 ]
Mathlib/CategoryTheory/MorphismProperty.lean
CategoryTheory.MorphismProperty.StableUnderBaseChange.snd
[]
[ 211, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 208, 1 ]
Mathlib/Topology/Algebra/Module/Basic.lean
ContinuousLinearMap.pi_apply
[]
[ 1223, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1222, 1 ]
Mathlib/Analysis/Normed/Group/Basic.lean
nnnorm_pow_le_mul_norm
[ { "state_after": "no goals", "state_before": "𝓕 : Type ?u.791224\n𝕜 : Type ?u.791227\nα : Type ?u.791230\nι : Type ?u.791233\nκ : Type ?u.791236\nE : Type u_1\nF : Type ?u.791242\nG : Type ?u.791245\ninst✝¹ : SeminormedCommGroup E\ninst✝ : SeminormedCommGroup F\na✝ a₁ a₂ b b₁ b₂ : E\nr r₁ r₂ : ℝ\nn : ℕ\na...
[ 1558, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1556, 1 ]
Mathlib/Algebra/Quaternion.lean
QuaternionAlgebra.coe_im
[]
[ 293, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 292, 1 ]
Mathlib/CategoryTheory/LiftingProperties/Basic.lean
CategoryTheory.HasLiftingProperty.op
[ { "state_after": "C : Type u_1\ninst✝ : Category C\nA B B' X Y Y' : C\ni : A ⟶ B\ni' : B ⟶ B'\np : X ⟶ Y\np' : Y ⟶ Y'\nh : HasLiftingProperty i p\nf : Y.op ⟶ B.op\ng : X.op ⟶ A.op\nsq : CommSq f p.op i.op g\n⊢ CommSq.HasLift (_ : CommSq g.unop i p f.unop)", "state_before": "C : Type u_1\ninst✝ : Category C\...
[ 61, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 58, 1 ]
Mathlib/Topology/UniformSpace/Compact.lean
Continuous.tendstoUniformly
[]
[ 262, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 260, 1 ]
Mathlib/Computability/Encoding.lean
Computability.FinEncoding.card_le_aleph0
[]
[ 261, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 259, 1 ]
Mathlib/Algebra/Lie/Submodule.lean
LieHom.mem_idealRange
[ { "state_after": "R : Type u\nL : Type v\nL' : Type w₂\nM : Type w\nM' : Type w₁\ninst✝¹² : CommRing R\ninst✝¹¹ : LieRing L\ninst✝¹⁰ : LieAlgebra R L\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 : AddCo...
[ 963, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 961, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/Diagonal.lean
CategoryTheory.Limits.pullbackDiagonalMapIdIso_inv_snd_snd
[ { "state_after": "C : Type u_2\ninst✝⁵ : Category C\nX Y Z : C\ninst✝⁴ : HasPullbacks C\nS T : C\nf : X ⟶ T\ng : Y ⟶ T\ni : T ⟶ S\ninst✝³ : HasPullback i i\ninst✝² : HasPullback f g\ninst✝¹ : HasPullback (f ≫ i) (g ≫ i)\ninst✝ :\n HasPullback (diagonal i) (map (f ≫ i) (g ≫ i) i i f g (𝟙 S) (_ : (f ≫ i) ≫ 𝟙 S...
[ 274, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 271, 1 ]
Mathlib/CategoryTheory/Iso.lean
CategoryTheory.Functor.map_hom_inv
[ { "state_after": "no goals", "state_before": "C : Type u\ninst✝² : Category C\nX✝ Y✝ Z : C\nD : Type u₂\ninst✝¹ : Category D\nF : C ⥤ D\nX Y : C\nf : X ⟶ Y\ninst✝ : IsIso f\n⊢ F.map f ≫ F.map (inv f) = 𝟙 (F.obj X)", "tactic": "simp" } ]
[ 628, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 627, 1 ]
Mathlib/Data/Finset/LocallyFinite.lean
Finset.Ioc_filter_lt_of_lt_right
[]
[ 356, 76 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 354, 1 ]
Mathlib/Data/List/Duplicate.lean
List.duplicate_cons_iff_of_ne
[ { "state_after": "no goals", "state_before": "α : Type u_1\nl : List α\nx y : α\nhne : x ≠ y\n⊢ x ∈+ y :: l ↔ x ∈+ l", "tactic": "simp [duplicate_cons_iff, hne.symm]" } ]
[ 107, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 106, 1 ]
Mathlib/Topology/FiberBundle/Basic.lean
FiberBundleCore.mem_localTrivAt_target
[]
[ 728, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 726, 1 ]
Mathlib/Data/Multiset/FinsetOps.lean
Multiset.ndinter_eq_zero_iff_disjoint
[ { "state_after": "α : Type u_1\ninst✝ : DecidableEq α\ns✝ s t : Multiset α\n⊢ ndinter s t ⊆ 0 ↔ Disjoint s t", "state_before": "α : Type u_1\ninst✝ : DecidableEq α\ns✝ s t : Multiset α\n⊢ ndinter s t = 0 ↔ Disjoint s t", "tactic": "rw [← subset_zero]" }, { "state_after": "no goals", "state_b...
[ 282, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 281, 1 ]
Mathlib/Analysis/NormedSpace/FiniteDimension.lean
LinearIsometry.toLinearIsometryEquiv_apply
[]
[ 86, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 84, 1 ]
Mathlib/Data/Ordmap/Ordset.lean
Ordnode.insert.valid
[ { "state_after": "α : Type u_1\ninst✝² : Preorder α\ninst✝¹ : IsTotal α fun x x_1 => x ≤ x_1\ninst✝ : DecidableRel fun x x_1 => x ≤ x_1\nx : α\nt : Ordnode α\nh : Valid t\n⊢ Valid (insertWith (fun x_1 => x) x t)", "state_before": "α : Type u_1\ninst✝² : Preorder α\ninst✝¹ : IsTotal α fun x x_1 => x ≤ x_1\ni...
[ 1549, 88 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1547, 1 ]
Mathlib/Dynamics/Circle/RotationNumber/TranslationNumber.lean
CircleDeg1Lift.translationNumber_lt_of_forall_lt_add
[ { "state_after": "case intro.intro\nf g : CircleDeg1Lift\nhf : Continuous ↑f\nz : ℝ\nhz : ∀ (x : ℝ), ↑f x < x + z\nx : ℝ\nhx : ∀ (y : ℝ), y ∈ Icc 0 1 → ↑f y - y ≤ ↑f x - x\n⊢ τ f < z", "state_before": "f g : CircleDeg1Lift\nhf : Continuous ↑f\nz : ℝ\nhz : ∀ (x : ℝ), ↑f x < x + z\n⊢ τ f < z", "tactic": "...
[ 915, 58 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 907, 1 ]
Mathlib/MeasureTheory/Function/SimpleFunc.lean
MeasureTheory.SimpleFunc.restrict_mono
[ { "state_after": "no goals", "state_before": "α : Type u_2\nβ : Type u_1\nγ : Type ?u.817681\nδ : Type ?u.817684\ninst✝² : MeasurableSpace α\nK : Type ?u.817690\ninst✝¹ : Zero β\ninst✝ : Preorder β\ns : Set α\nf g : α →ₛ β\nH : f ≤ g\nhs : MeasurableSet s\nx : α\n⊢ ↑(restrict f s) x ≤ ↑(restrict g s) x", ...
[ 815, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 811, 1 ]
Mathlib/LinearAlgebra/AffineSpace/Independent.lean
affineIndependent_of_ne_of_mem_of_mem_of_not_mem
[ { "state_after": "k : Type u_1\nV : Type u_2\nP : Type u_3\ninst✝³ : DivisionRing k\ninst✝² : AddCommGroup V\ninst✝¹ : Module k V\ninst✝ : AffineSpace V P\nι : Type ?u.444767\ns : AffineSubspace k P\np₁ p₂ p₃ : P\nhp₁p₂ : p₁ ≠ p₂\nhp₁ : p₁ ∈ s\nhp₂ : p₂ ∈ s\nhp₃ : ¬p₃ ∈ s\nha : AffineIndependent k fun x => Matr...
[ 693, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 680, 1 ]
Mathlib/GroupTheory/Subgroup/Pointwise.lean
AddSubgroup.le_pointwise_smul_iff₀
[]
[ 557, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 555, 1 ]
Mathlib/Order/LiminfLimsup.lean
Filter.liminf_le_of_le
[]
[ 475, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 472, 1 ]
Mathlib/Algebra/Module/Submodule/Pointwise.lean
Submodule.neg_sup
[]
[ 123, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 122, 1 ]
Mathlib/Topology/Algebra/Order/LeftRightLim.lean
Monotone.rightLim
[]
[ 144, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 144, 11 ]
Mathlib/NumberTheory/LSeries.lean
Nat.ArithmeticFunction.LSeriesSummable_zero
[ { "state_after": "no goals", "state_before": "z : ℂ\n⊢ LSeriesSummable 0 z", "tactic": "simp [LSeriesSummable, summable_zero]" } ]
[ 61, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 60, 1 ]
Mathlib/Analysis/SpecialFunctions/Log/Base.lean
Real.floor_logb_nat_cast
[ { "state_after": "case inl\nb✝ x y : ℝ\nb : ℕ\nhb : 1 < b\nhr : 0 ≤ 0\n⊢ ⌊logb (↑b) 0⌋ = Int.log b 0\n\ncase inr\nb✝ x y : ℝ\nb : ℕ\nr : ℝ\nhb : 1 < b\nhr✝ : 0 ≤ r\nhr : 0 < r\n⊢ ⌊logb (↑b) r⌋ = Int.log b r", "state_before": "b✝ x y : ℝ\nb : ℕ\nr : ℝ\nhb : 1 < b\nhr : 0 ≤ r\n⊢ ⌊logb (↑b) r⌋ = Int.log b r", ...
[ 366, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 356, 1 ]
Mathlib/MeasureTheory/Constructions/BorelSpace/Basic.lean
Measurable.real_toNNReal
[]
[ 1753, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1751, 1 ]
Std/Data/Int/DivMod.lean
Int.natAbs_div_le_natAbs
[ { "state_after": "a b : Int\nn : Nat\n⊢ natAbs (a / ↑n) ≤ natAbs a", "state_before": "a b : Int\nn : Nat\n⊢ natAbs (a / -↑n) ≤ natAbs a", "tactic": "rw [Int.ediv_neg, natAbs_neg]" }, { "state_after": "no goals", "state_before": "a b : Int\nn : Nat\n⊢ natAbs (a / ↑n) ≤ natAbs a", "tactic"...
[ 573, 61 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 565, 1 ]
Mathlib/LinearAlgebra/Multilinear/Basic.lean
MultilinearMap.map_smul
[]
[ 178, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 176, 11 ]
Mathlib/Data/Nat/Interval.lean
Nat.card_fintypeIoo
[ { "state_after": "no goals", "state_before": "a b c : ℕ\n⊢ Fintype.card ↑(Set.Ioo a b) = b - a - 1", "tactic": "rw [Fintype.card_ofFinset, card_Ioo]" } ]
[ 145, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 144, 1 ]
Mathlib/Topology/UnitInterval.lean
unitInterval.coe_ne_zero
[]
[ 80, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 79, 1 ]
Mathlib/MeasureTheory/Function/StronglyMeasurable/Basic.lean
stronglyMeasurable_of_stronglyMeasurable_union_cover
[ { "state_after": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.197809\nι : Type ?u.197812\ninst✝¹ : Countable ι\nf✝¹ g : α → β\nm : MeasurableSpace α\ninst✝ : TopologicalSpace β\nf✝ : α → β\ns t : Set α\nhs : MeasurableSet s\nht : MeasurableSet t\nh : univ ⊆ s ∪ t\nhc : StronglyMeasurable fun a => f✝ ↑a\nhd : Strong...
[ 799, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 757, 1 ]
Mathlib/Topology/ContinuousOn.lean
tendsto_nhds_of_tendsto_nhdsWithin
[]
[ 390, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 388, 1 ]
Mathlib/Order/Filter/Ultrafilter.lean
Filter.tendsto_iff_ultrafilter
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nγ : Type ?u.52285\nf✝ : Filter α\ns : Set α\na : α\nf : α → β\nl₁ : Filter α\nl₂ : Filter β\n⊢ Tendsto f l₁ l₂ ↔ ∀ (g : Ultrafilter α), ↑g ≤ l₁ → Tendsto f (↑g) l₂", "tactic": "simpa only [tendsto_iff_comap] using le_iff_ultrafilter" ...
[ 454, 58 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 452, 1 ]
Mathlib/Combinatorics/Quiver/SingleObj.lean
Quiver.SingleObj.toPrefunctor_symm_comp
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type u_3\nf : SingleObj α ⥤q SingleObj β\ng : SingleObj β ⥤q SingleObj γ\n⊢ ↑toPrefunctor.symm (f ⋙q g) = ↑toPrefunctor.symm g ∘ ↑toPrefunctor.symm f", "tactic": "simp only [Equiv.symm_apply_eq, toPrefunctor_comp, Equiv.apply_...
[ 118, 77 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 116, 1 ]
Mathlib/Combinatorics/Composition.lean
Composition.mem_range_embedding_iff'
[ { "state_after": "case mp\nn : ℕ\nc : Composition n\nj : Fin n\ni : Fin (length c)\n⊢ j ∈ Set.range ↑(embedding c i) → i = index c j\n\ncase mpr\nn : ℕ\nc : Composition n\nj : Fin n\ni : Fin (length c)\n⊢ i = index c j → j ∈ Set.range ↑(embedding c i)", "state_before": "n : ℕ\nc : Composition n\nj : Fin n\n...
[ 431, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 423, 1 ]
Mathlib/Algebra/GroupPower/Basic.lean
Commute.zpow_zpow_self
[]
[ 514, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 513, 1 ]
Mathlib/LinearAlgebra/ProjectiveSpace/Subspace.lean
Projectivization.Subspace.mem_add
[]
[ 73, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 70, 1 ]
Mathlib/Algebra/CubicDiscriminant.lean
Cubic.map_toPoly
[ { "state_after": "no goals", "state_before": "R : Type u_2\nS : Type u_1\nF : Type ?u.679043\nK : Type ?u.679046\nP Q : Cubic R\na b c d a' b' c' d' : R\ninst✝¹ : Semiring R\ninst✝ : Semiring S\nφ : R →+* S\n⊢ toPoly (map φ P) = Polynomial.map φ (toPoly P)", "tactic": "simp only [map, toPoly, map_C, map...
[ 462, 100 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 461, 1 ]
Mathlib/Data/Sym/Sym2.lean
Sym2.eq_of_ne_mem
[]
[ 385, 81 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 383, 1 ]
Mathlib/Analysis/SpecialFunctions/Log/Basic.lean
Real.log_pos_iff
[ { "state_after": "x y : ℝ\nhx : 0 < x\n⊢ log 1 < log x ↔ 1 < x", "state_before": "x y : ℝ\nhx : 0 < x\n⊢ 0 < log x ↔ 1 < x", "tactic": "rw [← log_one]" }, { "state_after": "no goals", "state_before": "x y : ℝ\nhx : 0 < x\n⊢ log 1 < log x ↔ 1 < x", "tactic": "exact log_lt_log_iff zero_lt_...
[ 172, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 170, 1 ]
Mathlib/MeasureTheory/Function/L2Space.lean
MeasureTheory.L2.snorm_inner_lt_top
[ { "state_after": "α : Type u_1\nE : Type u_2\nF : Type ?u.44217\n𝕜 : Type u_3\ninst✝⁴ : IsROrC 𝕜\ninst✝³ : MeasurableSpace α\nμ : Measure α\ninst✝² : NormedAddCommGroup E\ninst✝¹ : InnerProductSpace 𝕜 E\ninst✝ : NormedAddCommGroup F\nf g : { x // x ∈ Lp E 2 }\nh : ∀ (x : α), ‖inner (↑↑f x) (↑↑g x)‖ ≤ ‖‖↑↑f x...
[ 146, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 131, 1 ]