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start
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Mathlib/Order/Ideal.lean
Order.Ideal.coe_subset_coe
[]
[ 154, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 153, 1 ]
Mathlib/NumberTheory/Liouville/LiouvilleWith.lean
LiouvilleWith.mul_int
[]
[ 157, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 156, 1 ]
Mathlib/Algebra/Module/Submodule/Basic.lean
Submodule.restrictScalars_inj
[]
[ 464, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 462, 1 ]
Mathlib/RingTheory/PowerBasis.lean
PowerBasis.adjoin_gen_eq_top
[ { "state_after": "R : Type u_1\nS : Type u_2\nT : Type ?u.713459\ninst✝⁷ : CommRing R\ninst✝⁶ : Ring S\ninst✝⁵ : Algebra R S\nA : Type ?u.713762\nB✝ : Type ?u.713765\ninst✝⁴ : CommRing A\ninst✝³ : CommRing B✝\ninst✝² : IsDomain B✝\ninst✝¹ : Algebra A B✝\nK : Type ?u.714187\ninst✝ : Field K\nB : PowerBasis R S\n...
[ 509, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 505, 1 ]
Mathlib/Data/List/BigOperators/Basic.lean
List.prod_map_neg
[ { "state_after": "no goals", "state_before": "ι : Type ?u.39549\nα✝ : Type ?u.39552\nM : Type ?u.39555\nN : Type ?u.39558\nP : Type ?u.39561\nM₀ : Type ?u.39564\nG : Type ?u.39567\nR : Type ?u.39570\ninst✝⁴ : Monoid M\ninst✝³ : Monoid N\ninst✝² : Monoid P\nl✝ l₁ l₂ : List M\na : M\nα : Type u_1\ninst✝¹ : Co...
[ 135, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 132, 1 ]
Mathlib/Data/Set/Function.lean
Set.injOn_of_injective
[]
[ 654, 97 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 654, 1 ]
Mathlib/GroupTheory/GroupAction/FixingSubgroup.lean
fixedPoints_antitone
[]
[ 80, 60 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 79, 1 ]
Mathlib/Topology/Order/Basic.lean
Icc_mem_nhdsWithin_Ici
[]
[ 536, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 535, 1 ]
Mathlib/Data/Nat/Factorial/Cast.lean
Nat.cast_descFactorial
[ { "state_after": "S : Type u_1\ninst✝ : Semiring S\na b : ℕ\n⊢ ↑(descFactorial a b) = ↑(descFactorial (a - (b - 1) + b - 1) b)", "state_before": "S : Type u_1\ninst✝ : Semiring S\na b : ℕ\n⊢ ↑(descFactorial a b) = Polynomial.eval (↑(a - (b - 1))) (pochhammer S b)", "tactic": "rw [← pochhammer_eval_cast,...
[ 50, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 42, 1 ]
Mathlib/GroupTheory/Subgroup/Basic.lean
Subgroup.map_comap_le
[]
[ 2996, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2995, 1 ]
Mathlib/Algebra/Order/Sub/Canonical.lean
AddLECancellable.tsub_eq_iff_eq_add_of_le
[ { "state_after": "no goals", "state_before": "α : Type u_1\ninst✝⁵ : AddCommSemigroup α\ninst✝⁴ : PartialOrder α\ninst✝³ : ExistsAddOfLE α\ninst✝² : CovariantClass α α (fun x x_1 => x + x_1) fun x x_1 => x ≤ x_1\ninst✝¹ : Sub α\ninst✝ : OrderedSub α\na b c d : α\nhb : AddLECancellable b\nh : b ≤ a\n⊢ a - b ...
[ 87, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 86, 11 ]
Mathlib/Topology/Instances/AddCircle.lean
AddCircle.coe_eq_zero_of_pos_iff
[ { "state_after": "𝕜 : Type u_1\nB : Type ?u.36107\ninst✝² : LinearOrderedAddCommGroup 𝕜\ninst✝¹ : TopologicalSpace 𝕜\ninst✝ : OrderTopology 𝕜\np : 𝕜\nhp : 0 < p\nx : 𝕜\nhx : 0 < x\n⊢ (∃ n, n • p = x) ↔ ∃ n, n • p = x", "state_before": "𝕜 : Type u_1\nB : Type ?u.36107\ninst✝² : LinearOrderedAddCommGro...
[ 186, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 178, 1 ]
Mathlib/MeasureTheory/Integral/SetIntegral.lean
MeasureTheory.tendsto_set_integral_of_monotone
[ { "state_after": "α : Type u_2\nβ : Type ?u.52668\nE : Type u_3\nF : Type ?u.52674\ninst✝⁵ : MeasurableSpace α\ninst✝⁴ : NormedAddCommGroup E\nf g : α → E\ns✝ t : Set α\nμ ν : Measure α\nl l' : Filter α\ninst✝³ : CompleteSpace E\ninst✝² : NormedSpace ℝ E\nι : Type u_1\ninst✝¹ : Countable ι\ninst✝ : SemilatticeS...
[ 235, 75 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 215, 1 ]
Mathlib/Analysis/SpecialFunctions/Log/Base.lean
Real.b_ne_one
[ { "state_after": "no goals", "state_before": "b x y : ℝ\nb_pos : 0 < b\nb_lt_one : b < 1\n⊢ b ≠ 1", "tactic": "linarith" } ]
[ 253, 48 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 253, 9 ]
Mathlib/Data/PFunctor/Univariate/M.lean
PFunctor.M.cases_mk
[ { "state_after": "F : PFunctor\nX : Type ?u.18893\nf✝ : X → Obj F X\nr : M F → Sort u_1\nx : Obj F (M F)\nf : (x : Obj F (M F)) → r (M.mk x)\n⊢ Eq.mpr\n (_ :\n r\n {\n approx := fun x_1 =>\n match x_1 with\n | 0 => CofixA.continue\n ...
[ 446, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 440, 1 ]
Mathlib/SetTheory/Cardinal/Ordinal.lean
Cardinal.max_aleph_eq
[ { "state_after": "case inl\no₁ o₂ : Ordinal\nh : aleph o₁ ≤ aleph o₂\n⊢ max (aleph o₁) (aleph o₂) = aleph (max o₁ o₂)\n\ncase inr\no₁ o₂ : Ordinal\nh : aleph o₂ ≤ aleph o₁\n⊢ max (aleph o₁) (aleph o₂) = aleph (max o₁ o₂)", "state_before": "o₁ o₂ : Ordinal\n⊢ max (aleph o₁) (aleph o₂) = aleph (max o₁ o₂)", ...
[ 264, 51 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 261, 1 ]
Mathlib/Algebra/Quaternion.lean
QuaternionAlgebra.coe_linearEquivTuple
[]
[ 546, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 545, 1 ]
src/lean/Init/Data/Nat/Basic.lean
Nat.mul_assoc
[ { "state_after": "no goals", "state_before": "n m k : Nat\n⊢ n * m * succ k = n * (m * succ k)", "tactic": "simp [mul_succ, Nat.mul_assoc n m k, Nat.left_distrib]" } ]
[ 200, 78 ]
d5348dfac847a56a4595fb6230fd0708dcb4e7e9
https://github.com/leanprover/lean4
[ 198, 11 ]
Mathlib/MeasureTheory/Measure/OuterMeasure.lean
MeasureTheory.OuterMeasure.iUnion_null_iff
[]
[ 125, 64 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 123, 1 ]
Mathlib/MeasureTheory/Integral/IntervalIntegral.lean
intervalIntegral.integral_nonneg
[]
[ 1371, 99 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1370, 1 ]
Mathlib/Algebra/GroupPower/Basic.lean
one_pow
[ { "state_after": "case zero\nα : Type ?u.9841\nM : Type u\nN : Type v\nG : Type w\nH : Type x\nA : Type y\nB : Type z\nR : Type u₁\nS : Type u₂\ninst✝¹ : Monoid M\ninst✝ : AddMonoid A\n⊢ 1 ^ Nat.zero = 1\n\ncase succ\nα : Type ?u.9841\nM : Type u\nN : Type v\nG : Type w\nH : Type x\nA : Type y\nB : Type z\nR : ...
[ 96, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 93, 1 ]
Mathlib/Algebra/Parity.lean
Even.pow_nonneg
[ { "state_after": "case intro\nF : Type ?u.106364\nα : Type ?u.106367\nβ : Type ?u.106370\nR : Type u_1\ninst✝ : LinearOrderedRing R\na✝ : R\nn : ℕ\na : R\nk : ℕ\nhk : n = k + k\n⊢ 0 ≤ a ^ n", "state_before": "F : Type ?u.106364\nα : Type ?u.106367\nβ : Type ?u.106370\nR : Type u_1\ninst✝ : LinearOrderedRing...
[ 471, 75 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 470, 1 ]
Mathlib/Analysis/Calculus/ContDiffDef.lean
iteratedFDerivWithin_inter'
[]
[ 941, 101 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 939, 1 ]
Mathlib/Order/Filter/Lift.lean
Filter.map_lift_eq2
[]
[ 134, 95 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 132, 1 ]
Mathlib/Analysis/InnerProductSpace/Basic.lean
norm_sub_eq_sqrt_iff_real_inner_eq_zero
[ { "state_after": "no goals", "state_before": "𝕜 : Type ?u.3114913\nE : Type ?u.3114916\nF : Type u_1\ninst✝⁴ : IsROrC 𝕜\ninst✝³ : NormedAddCommGroup E\ninst✝² : InnerProductSpace 𝕜 E\ninst✝¹ : NormedAddCommGroup F\ninst✝ : InnerProductSpace ℝ F\ndec_E : DecidableEq E\nx y : F\n⊢ ‖x - y‖ = sqrt (‖x‖ * ‖x‖...
[ 1501, 98 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1498, 1 ]
Mathlib/Topology/Compactification/OnePoint.lean
OnePoint.continuous_coe
[]
[ 268, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 267, 1 ]
Mathlib/Data/Set/Intervals/OrdConnectedComponent.lean
Set.mem_ordConnectedComponent_trans
[]
[ 93, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 89, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/StrictInitial.lean
CategoryTheory.Limits.IsInitial.subsingleton_to
[]
[ 84, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 83, 1 ]
Mathlib/Algebra/Order/Pointwise.lean
LinearOrderedField.smul_Ici
[ { "state_after": "case h\nα : Type ?u.65044\nK : Type u_1\ninst✝ : LinearOrderedField K\na b r : K\nhr : 0 < r\nx : K\n⊢ x ∈ r • Ici a ↔ x ∈ Ici (r • a)", "state_before": "α : Type ?u.65044\nK : Type u_1\ninst✝ : LinearOrderedField K\na b r : K\nhr : 0 < r\n⊢ r • Ici a = Ici (r • a)", "tactic": "ext x" ...
[ 280, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 270, 1 ]
Mathlib/Data/Finset/Pi.lean
Finset.pi_subset
[]
[ 131, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 130, 1 ]
Mathlib/Analysis/NormedSpace/Star/Mul.lean
mul_isometry
[]
[ 67, 95 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 66, 1 ]
Mathlib/GroupTheory/FreeProduct.lean
FreeProduct.lift_injective_of_ping_pong
[ { "state_after": "ι : Type u_1\nM : ι → Type ?u.925901\ninst✝⁴ : (i : ι) → Monoid (M i)\nN : Type ?u.925912\ninst✝³ : Monoid N\nhnontriv : Nontrivial ι\nG : Type u_3\ninst✝² : Group G\nH : ι → Type u_2\ninst✝¹ : (i : ι) → Group (H i)\nf : (i : ι) → H i →* G\nhcard : 3 ≤ (#ι) ∨ ∃ i, 3 ≤ (#H i)\nα : Type ?u.92669...
[ 832, 12 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 825, 1 ]
Mathlib/Topology/Algebra/Module/CharacterSpace.lean
WeakDual.CharacterSpace.ext_ker
[ { "state_after": "case h\n𝕜 : Type u_1\nA : Type u_2\ninst✝⁷ : CommRing 𝕜\ninst✝⁶ : NoZeroDivisors 𝕜\ninst✝⁵ : TopologicalSpace 𝕜\ninst✝⁴ : ContinuousAdd 𝕜\ninst✝³ : ContinuousConstSMul 𝕜 𝕜\ninst✝² : TopologicalSpace A\ninst✝¹ : Ring A\ninst✝ : Algebra 𝕜 A\nφ ψ : ↑(characterSpace 𝕜 A)\nh : RingHom.ker ...
[ 203, 78 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 199, 1 ]
Mathlib/Data/Rat/Defs.lean
Rat.zero_add
[ { "state_after": "no goals", "state_before": "a b c : ℚ\nn : ℤ\nd : ℕ\nh : d ≠ 0\n⊢ 0 + n /. ↑d = n /. ↑d", "tactic": "rw [← zero_divInt d, add_def'', zero_mul, zero_add, divInt_mul_right] <;> simp [h]" } ]
[ 208, 87 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 206, 11 ]
Mathlib/SetTheory/Cardinal/Basic.lean
Cardinal.self_le_power
[ { "state_after": "case inl\nα β : Type u\nb : Cardinal\nhb : 1 ≤ b\n⊢ 0 ≤ 0 ^ b\n\ncase inr\nα β : Type u\na b : Cardinal\nhb : 1 ≤ b\nha : a ≠ 0\n⊢ a ≤ a ^ b", "state_before": "α β : Type u\na b : Cardinal\nhb : 1 ≤ b\n⊢ a ≤ a ^ b", "tactic": "rcases eq_or_ne a 0 with (rfl | ha)" }, { "state_af...
[ 728, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 724, 1 ]
Mathlib/Data/Finset/Lattice.lean
Finset.sup'_le
[ { "state_after": "F : Type ?u.247090\nα : Type u_2\nβ : Type u_1\nγ : Type ?u.247099\nι : Type ?u.247102\nκ : Type ?u.247105\ninst✝ : SemilatticeSup α\ns : Finset β\nH : Finset.Nonempty s\nf : β → α\na : α\nhs : ∀ (b : β), b ∈ s → f b ≤ a\n⊢ sup s (WithBot.some ∘ f) ≤ ↑a", "state_before": "F : Type ?u.24709...
[ 807, 64 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 805, 1 ]
Mathlib/Data/PFunctor/Univariate/M.lean
PFunctor.Approx.head_succ'
[ { "state_after": "F : PFunctor\nX : Type w\nf : X → Obj F X\nn m : ℕ\nx : (n : ℕ) → CofixA F n\nHconsistent : AllAgree x\n⊢ ∀ (n : ℕ), head' (x (succ n)) = head' (x 1)", "state_before": "F : PFunctor\nX : Type w\nf : X → Obj F X\nn m : ℕ\nx : (n : ℕ) → CofixA F n\nHconsistent : AllAgree x\n⊢ head' (x (succ ...
[ 178, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 156, 1 ]
Mathlib/Data/List/Basic.lean
List.take_nil
[]
[ 1922, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1921, 1 ]
Mathlib/Data/Real/ENNReal.lean
ENNReal.coe_eq_zero
[]
[ 341, 79 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 341, 20 ]
Mathlib/MeasureTheory/Constructions/Pi.lean
MeasureTheory.Measure.pi_eq
[]
[ 388, 46 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 384, 1 ]
Mathlib/CategoryTheory/Monoidal/Category.lean
CategoryTheory.MonoidalCategory.associator_inv_naturality
[ { "state_after": "C✝ : Type u\n𝒞 : Category C✝\ninst✝² : MonoidalCategory C✝\nC : Type u\ninst✝¹ : Category C\ninst✝ : MonoidalCategory C\nU V W X✝ Y✝ Z✝ X Y Z X' Y' Z' : C\nf : X ⟶ X'\ng : Y ⟶ Y'\nh : Z ⟶ Z'\n⊢ f ⊗ g ⊗ h = (α_ X Y Z).inv ≫ (α_ X Y Z).hom ≫ (f ⊗ g ⊗ h)", "state_before": "C✝ : Type u\n𝒞 : ...
[ 324, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 321, 1 ]
Mathlib/FieldTheory/Finite/Basic.lean
Nat.ModEq.pow_totient
[ { "state_after": "K : Type ?u.971204\nR : Type ?u.971207\nx n : ℕ\nh : coprime x n\n⊢ ↑(x ^ φ n) = ↑1", "state_before": "K : Type ?u.971204\nR : Type ?u.971207\nx n : ℕ\nh : coprime x n\n⊢ x ^ φ n ≡ 1 [MOD n]", "tactic": "rw [← ZMod.eq_iff_modEq_nat]" }, { "state_after": "K : Type ?u.971204\nR :...
[ 382, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 376, 1 ]
Mathlib/Data/Int/Parity.lean
Int.not_even_one
[ { "state_after": "m n : ℤ\n⊢ ¬1 % 2 = 0", "state_before": "m n : ℤ\n⊢ ¬Even 1", "tactic": "rw [even_iff]" }, { "state_after": "no goals", "state_before": "m n : ℤ\n⊢ ¬1 % 2 = 0", "tactic": "norm_num" } ]
[ 101, 11 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 99, 1 ]
Mathlib/GroupTheory/Perm/Sign.lean
Equiv.Perm.subtypePermOfFintype_apply
[]
[ 108, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 106, 1 ]
Mathlib/CategoryTheory/NatIso.lean
CategoryTheory.NatIso.app_inv
[]
[ 99, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 98, 1 ]
Mathlib/Data/Real/Hyperreal.lean
Hyperreal.isSt_st
[]
[ 358, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 357, 1 ]
Mathlib/Combinatorics/SimpleGraph/Density.lean
Rel.interedges_biUnion_left
[ { "state_after": "case a\n𝕜 : Type ?u.8631\nι : Type u_1\nκ : Type ?u.8637\nα : Type u_3\nβ : Type u_2\ninst✝³ : LinearOrderedField 𝕜\nr : α → β → Prop\ninst✝² : (a : α) → DecidablePred (r a)\ns✝ s₁ s₂ : Finset α\nt✝ t₁ t₂ : Finset β\na : α\nb : β\nδ : 𝕜\ninst✝¹ : DecidableEq α\ninst✝ : DecidableEq β\ns : Fi...
[ 111, 77 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 108, 1 ]
Mathlib/Control/Fold.lean
Traversable.foldr_toList
[ { "state_after": "α β γ : Type u\nt : Type u → Type u\ninst✝¹ : Traversable t\ninst✝ : IsLawfulTraversable t\nf : α → β → β\nxs : t α\nx : β\n⊢ foldr f x xs = ↑(Foldr.ofFreeMonoid f) (↑FreeMonoid.ofList (toList xs)) x", "state_before": "α β γ : Type u\nt : Type u → Type u\ninst✝¹ : Traversable t\ninst✝ : Is...
[ 367, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 363, 1 ]
Mathlib/NumberTheory/Padics/PadicVal.lean
padicValRat.defn
[ { "state_after": "no goals", "state_before": "p✝ : ℕ\nhp✝ : Fact (Nat.Prime p✝)\np : ℕ\nhp : Fact (Nat.Prime p)\nq : ℚ\nn d : ℤ\nhqz : q ≠ 0\nqdf : q = n /. d\nhn : n = 0\n⊢ False", "tactic": "simp_all" }, { "state_after": "no goals", "state_before": "p✝ : ℕ\nhp✝ : Fact (Nat.Prime p✝)\np : ℕ...
[ 280, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 265, 11 ]
Mathlib/MeasureTheory/Integral/IntervalIntegral.lean
intervalIntegral.intervalIntegral_pos_of_pos_on
[ { "state_after": "ι : Type ?u.19806489\n𝕜 : Type ?u.19806492\nE : Type ?u.19806495\nF : Type ?u.19806498\nA : Type ?u.19806501\ninst✝² : NormedAddCommGroup E\ninst✝¹ : CompleteSpace E\ninst✝ : NormedSpace ℝ E\nf✝ g : ℝ → ℝ\na✝ b✝ : ℝ\nμ : MeasureTheory.Measure ℝ\nf : ℝ → ℝ\na b : ℝ\nhfi : IntervalIntegrable f ...
[ 1311, 83 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1302, 1 ]
Mathlib/Analysis/Calculus/IteratedDeriv.lean
ContDiffOn.continuousOn_iteratedDerivWithin
[ { "state_after": "no goals", "state_before": "𝕜 : Type u_1\ninst✝⁴ : NontriviallyNormedField 𝕜\nF : Type u_2\ninst✝³ : NormedAddCommGroup F\ninst✝² : NormedSpace 𝕜 F\nE : Type ?u.47222\ninst✝¹ : NormedAddCommGroup E\ninst✝ : NormedSpace 𝕜 E\nn✝ : ℕ\nf : 𝕜 → F\ns : Set 𝕜\nx : 𝕜\nn : ℕ∞\nm : ℕ\nh : Con...
[ 159, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 156, 1 ]
Mathlib/Order/SuccPred/Limit.lean
Order.isSuccLimit_toDual_iff
[ { "state_after": "no goals", "state_before": "α : Type u_1\ninst✝ : LT α\na : α\n⊢ IsSuccLimit (↑toDual a) ↔ IsPredLimit a", "tactic": "simp [IsSuccLimit, IsPredLimit]" } ]
[ 260, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 259, 1 ]
Mathlib/Topology/ContinuousFunction/Bounded.lean
BoundedContinuousFunction.mkOfBound_coe
[]
[ 137, 83 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 137, 1 ]
Mathlib/Algebra/BigOperators/Finsupp.lean
Finsupp.sum_ite_self_eq
[ { "state_after": "no goals", "state_before": "α : Type u_1\nι : Type ?u.48396\nγ : Type ?u.48399\nA : Type ?u.48402\nB : Type ?u.48405\nC : Type ?u.48408\ninst✝⁷ : AddCommMonoid A\ninst✝⁶ : AddCommMonoid B\ninst✝⁵ : AddCommMonoid C\nt : ι → A → C\nh0 : ∀ (i : ι), t i 0 = 0\nh1 : ∀ (i : ι) (x y : A), t i (x ...
[ 126, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 122, 1 ]
Mathlib/RingTheory/Valuation/Basic.lean
AddValuation.map_sub_swap
[]
[ 795, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 794, 1 ]
Mathlib/MeasureTheory/Function/SimpleFuncDenseLp.lean
MeasureTheory.SimpleFunc.measure_preimage_lt_top_of_memℒp
[ { "state_after": "α : Type u_1\nβ : Type ?u.1417450\nι : Type ?u.1417453\nE : Type u_2\nF : Type ?u.1417459\n𝕜 : Type ?u.1417462\ninst✝² : MeasurableSpace α\ninst✝¹ : NormedAddCommGroup E\ninst✝ : NormedAddCommGroup F\nμ : Measure α\np : ℝ≥0∞\nhp_pos : p ≠ 0\nhp_ne_top : p ≠ ⊤\nf : α →ₛ E\nhf : Memℒp (↑f) p\ny...
[ 339, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 313, 1 ]
Mathlib/Algebra/Star/StarAlgHom.lean
StarAlgEquiv.mk_coe'
[]
[ 849, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 847, 1 ]
Mathlib/Data/Set/Pointwise/Interval.lean
Set.preimage_const_add_Ioi
[]
[ 49, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 48, 1 ]
Mathlib/Analysis/Normed/Ring/Seminorm.lean
MulRingSeminorm.apply_one
[]
[ 278, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 277, 1 ]
Mathlib/Algebra/Hom/Centroid.lean
CentroidHom.one_apply
[]
[ 325, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 324, 1 ]
Mathlib/Analysis/SpecialFunctions/Pow/Continuity.lean
NNReal.continuousAt_rpow_const
[ { "state_after": "no goals", "state_before": "x : ℝ≥0\ny : ℝ\nh✝¹ : x ≠ 0 ∨ 0 ≤ y\nh✝ : 0 ≤ y\nh : 0 = y\n⊢ ContinuousAt (fun z => z ^ 0) x", "tactic": "simp only [rpow_zero, continuousAt_const]" } ]
[ 478, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 474, 1 ]
Mathlib/Logic/Basic.lean
Or.imp3
[]
[ 350, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 349, 1 ]
Mathlib/Order/WithBot.lean
WithTop.map_comm
[]
[ 744, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 742, 1 ]
Std/Data/Int/Lemmas.lean
Int.subNatNat_add
[ { "state_after": "no goals", "state_before": "m n k : Nat\n⊢ subNatNat (m + n) k = ↑m + subNatNat n k", "tactic": "cases n.lt_or_ge k with\n| inl h' =>\n simp [subNatNat_of_lt h', succ_pred_eq_of_pos (Nat.sub_pos_of_lt h')]\n conv => lhs; rw [← Nat.sub_add_cancel (Nat.le_of_lt h')]\n apply subNatNat_...
[ 243, 80 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 236, 1 ]
Mathlib/LinearAlgebra/PiTensorProduct.lean
PiTensorProduct.tmulSymm_apply
[]
[ 619, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 617, 9 ]
Mathlib/Algebra/MonoidAlgebra/Ideal.lean
MonoidAlgebra.mem_ideal_span_of_image
[ { "state_after": "k : Type u_2\nA : Type ?u.14\nG : Type u_1\ninst✝¹ : Monoid G\ninst✝ : Semiring k\ns : Set G\nx : MonoidAlgebra k G\nRHS : Ideal (MonoidAlgebra k G) :=\n {\n toAddSubmonoid :=\n {\n toAddSubsemigroup :=\n { carrier := {p | ∀ (m : G), m ∈ p.support → ∃ m', m' ∈ s ∧ ∃ d,...
[ 63, 82 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 26, 1 ]
Mathlib/Order/Filter/Pointwise.lean
Filter.NeBot.zero_mul_nonneg
[]
[ 841, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 838, 1 ]
Mathlib/Logic/Unique.lean
Fin.default_eq_zero
[]
[ 127, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 126, 1 ]
Mathlib/Algebra/GroupPower/Basic.lean
pow_mul_comm'
[]
[ 150, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 149, 1 ]
Mathlib/Order/Filter/Basic.lean
Filter.EventuallyEq.trans_le
[]
[ 1667, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1666, 1 ]
Mathlib/Analysis/SpecialFunctions/Pow/Real.lean
Real.rpow_nonneg_of_nonneg
[ { "state_after": "x : ℝ\nhx : 0 ≤ x\ny : ℝ\n⊢ 0 ≤ if x = 0 then if y = 0 then 1 else 0 else exp (log x * y)", "state_before": "x : ℝ\nhx : 0 ≤ x\ny : ℝ\n⊢ 0 ≤ x ^ y", "tactic": "rw [rpow_def_of_nonneg hx]" }, { "state_after": "no goals", "state_before": "x : ℝ\nhx : 0 ≤ x\ny : ℝ\n⊢ 0 ≤ if x ...
[ 146, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 144, 1 ]
Mathlib/Analysis/InnerProductSpace/l2Space.lean
HilbertBasis.hasSum_inner_mul_inner
[ { "state_after": "case h.e'_5\nι : Type u_1\n𝕜 : Type u_2\ninst✝⁴ : IsROrC 𝕜\nE : Type u_3\ninst✝³ : NormedAddCommGroup E\ninst✝² : InnerProductSpace 𝕜 E\ncplt : CompleteSpace E\nG : ι → Type ?u.851438\ninst✝¹ : (i : ι) → NormedAddCommGroup (G i)\ninst✝ : (i : ι) → InnerProductSpace 𝕜 (G i)\nb : HilbertBasi...
[ 497, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 493, 11 ]
Mathlib/MeasureTheory/Function/SimpleFunc.lean
MeasureTheory.SimpleFunc.lintegral_restrict
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.888288\nγ : Type ?u.888291\nδ : Type ?u.888294\nm✝ : MeasurableSpace α\nμ✝ ν : Measure α\nm : MeasurableSpace α\nf : α →ₛ ℝ≥0∞\ns : Set α\nμ : Measure α\n⊢ lintegral f (Measure.restrict μ s) = ∑ y in SimpleFunc.range f, y * ↑↑μ (↑f ⁻¹' ...
[ 1082, 74 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1080, 1 ]
Mathlib/NumberTheory/PellMatiyasevic.lean
Pell.pellZd_re
[]
[ 205, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 204, 1 ]
Mathlib/Data/Seq/WSeq.lean
Stream'.WSeq.destruct_ofSeq
[ { "state_after": "α : Type u\nβ : Type v\nγ : Type w\ns : Seq α\n⊢ (match\n match Option.map (fun a' => (a', Seq.tail (some <$> s))) (Seq.get? (some <$> s) 0) with\n | none => Sum.inl none\n | some (none, s') => Sum.inr s'\n | some (some a, s') => Sum.inl (some (a, s')) with\n | Sum.inl a...
[ 1357, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1348, 1 ]
Mathlib/MeasureTheory/Measure/MeasureSpace.lean
MeasureTheory.Measure.le_restrict_apply
[]
[ 1604, 63 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1601, 1 ]
Mathlib/RingTheory/IntegralClosure.lean
IsIntegralClosure.mk'_mul
[ { "state_after": "no goals", "state_before": "R : Type u_1\nA : Type u_3\nB : Type u_2\ninst✝⁵ : CommRing R\ninst✝⁴ : CommRing A\ninst✝³ : CommRing B\ninst✝² : Algebra R B\ninst✝¹ : Algebra A B\ninst✝ : IsIntegralClosure A R B\nx y : B\nhx : IsIntegral R x\nhy : IsIntegral R y\n⊢ ↑(algebraMap A B) (mk' A (x...
[ 890, 79 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 888, 1 ]
Mathlib/CategoryTheory/Arrow.lean
CategoryTheory.Arrow.inv_left
[ { "state_after": "no goals", "state_before": "T : Type u\ninst✝¹ : Category T\nf g : Arrow T\nsq : f ⟶ g\ninst✝ : IsIso sq\n⊢ sq.left ≫ (inv sq).left = 𝟙 f.left", "tactic": "rw [← Comma.comp_left, IsIso.hom_inv_id, id_left]" } ]
[ 207, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 206, 1 ]
Mathlib/Algebra/Algebra/Equiv.lean
AlgEquiv.mk_coe
[]
[ 178, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 176, 1 ]
Mathlib/Order/Filter/Extr.lean
IsMinFilter.filter_inf
[]
[ 273, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 272, 1 ]
Mathlib/NumberTheory/Padics/PadicNumbers.lean
padicNormE.add_eq_max_of_ne'
[]
[ 634, 64 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 632, 1 ]
Mathlib/NumberTheory/PellMatiyasevic.lean
Pell.eq_of_xn_modEq_lem2
[ { "state_after": "a : ℕ\na1 : 1 < a\nn : ℕ\nh : xn a1 n * 2 = xn a1 n * a + Pell.d a1 * yn a1 n\n⊢ a = 2 ∧ n = 0", "state_before": "a : ℕ\na1 : 1 < a\nn : ℕ\nh : 2 * xn a1 n = xn a1 (n + 1)\n⊢ a = 2 ∧ n = 0", "tactic": "rw [xn_succ, mul_comm] at h" }, { "state_after": "a : ℕ\na1 : 1 < a\nn : ℕ\n...
[ 667, 46 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 659, 1 ]
Mathlib/Algebra/Algebra/Operations.lean
Submodule.map_mul
[ { "state_after": "ι : Sort uι\nR : Type u\ninst✝⁴ : CommSemiring R\nA : Type v\ninst✝³ : Semiring A\ninst✝² : Algebra R A\nS T : Set A\nM N P Q : Submodule R A\nm n : A\nA' : Type u_1\ninst✝¹ : Semiring A'\ninst✝ : Algebra R A'\nf : A →ₐ[R] A'\n⊢ (range fun i => map (AlgHom.toLinearMap f) (map (↑(LinearMap.mul ...
[ 278, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 260, 11 ]
Mathlib/CategoryTheory/Generator.lean
CategoryTheory.isDetecting_iff_isSeparating
[]
[ 193, 55 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 191, 1 ]
Mathlib/FieldTheory/IsAlgClosed/Basic.lean
IsAlgClosed.FractionRing.isAlgebraic
[ { "state_after": "k : Type u\ninst✝¹³ : Field k\nK : Type u\ninst✝¹² : Field K\nL : Type v\nM : Type w\ninst✝¹¹ : Field L\ninst✝¹⁰ : Algebra K L\ninst✝⁹ : Field M\ninst✝⁸ : Algebra K M\ninst✝⁷ : IsAlgClosed M\nhL : Algebra.IsAlgebraic K L\nR : Type u\ninst✝⁶ : CommRing R\nS : Type v\ninst✝⁵ : CommRing S\ninst✝⁴...
[ 371, 70 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 364, 9 ]
Mathlib/Algebra/BigOperators/Finprod.lean
finprod_eq_zero
[ { "state_after": "α : Type u_2\nβ : Type ?u.383113\nι : Type ?u.383116\nG : Type ?u.383119\nM : Type ?u.383122\nN : Type ?u.383125\ninst✝² : CommMonoid M\ninst✝¹ : CommMonoid N\nf✝ g : α → M\na b : α\ns t : Set α\nM₀ : Type u_1\ninst✝ : CommMonoidWithZero M₀\nf : α → M₀\nx : α\nhx : f x = 0\nhf : Set.Finite (mu...
[ 1161, 12 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1156, 1 ]
Mathlib/Computability/Reduce.lean
OneOneReducible.to_many_one
[]
[ 108, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 106, 1 ]
Mathlib/MeasureTheory/Integral/IntervalIntegral.lean
intervalIntegral.abs_integral_eq_abs_integral_uIoc
[]
[ 540, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 538, 1 ]
Mathlib/Algebra/Lie/Matrix.lean
lieEquivMatrix'_symm_apply
[]
[ 64, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 62, 1 ]
Mathlib/Data/Set/Pointwise/Interval.lean
Set.image_mul_right_Icc'
[ { "state_after": "no goals", "state_before": "α : Type u_1\ninst✝ : LinearOrderedField α\na✝ a b c : α\nh : 0 < c\n⊢ ↑(Units.mulRight (Units.mk0 c (_ : c ≠ 0))).symm ⁻¹' Icc a b = Icc (a * c) (b * c)", "tactic": "simp [h, division_def]" } ]
[ 731, 87 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 729, 1 ]
Mathlib/Topology/Algebra/Module/Basic.lean
ContinuousLinearMap.coe_codRestrict
[]
[ 1010, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1008, 1 ]
Mathlib/RingTheory/Ideal/Basic.lean
Ideal.eq_top_of_unit_mem
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\ninst✝ : Semiring α\nI : Ideal α\na b x y : α\nhx : x ∈ I\nh : y * x = 1\nz : α\nx✝ : z ∈ ⊤\n⊢ z = z * (y * x)", "tactic": "simp [h]" } ]
[ 88, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 83, 1 ]
Mathlib/Analysis/NormedSpace/AffineIsometry.lean
AffineIsometryEquiv.symm_apply_apply
[]
[ 529, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 528, 1 ]
Mathlib/AlgebraicGeometry/PresheafedSpace.lean
AlgebraicGeometry.PresheafedSpace.Hom.ext
[ { "state_after": "no goals", "state_before": "C : Type ?u.4131\ninst✝ : Category C\nX Y : PresheafedSpace C\nα β : Hom X Y\nw : α.base = β.base\n⊢ Functor.op (Opens.map α.base) = Functor.op (Opens.map β.base)", "tactic": "rw [w]" }, { "state_after": "case mk\nC : Type u_1\ninst✝ : Category C\nX ...
[ 123, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 114, 1 ]
Mathlib/Order/CompleteLattice.lean
iInf_split
[]
[ 1429, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1427, 1 ]
Mathlib/Order/Filter/FilterProduct.lean
Filter.Germ.const_abs
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nφ : Ultrafilter α\ninst✝ : LinearOrderedAddCommGroup β\nx : β\n⊢ ↑(abs x) = abs ↑x", "tactic": "rw [abs_def, map_const]" } ]
[ 252, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 251, 1 ]
Mathlib/Data/Set/Intervals/Group.lean
Set.pairwise_disjoint_Ico_int_cast
[ { "state_after": "no goals", "state_before": "α : Type u_1\ninst✝ : OrderedRing α\na : α\n⊢ Pairwise (Disjoint on fun n => Ico (↑n) (↑n + 1))", "tactic": "simpa only [zero_add] using pairwise_disjoint_Ico_add_int_cast (0 : α)" } ]
[ 258, 76 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 257, 1 ]
Mathlib/Deprecated/Subring.lean
RingHom.isSubring_image
[]
[ 67, 63 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 64, 1 ]
Mathlib/LinearAlgebra/Lagrange.lean
Lagrange.basis_ne_zero
[ { "state_after": "F : Type u_2\ninst✝¹ : Field F\nι : Type u_1\ninst✝ : DecidableEq ι\ns : Finset ι\nv : ι → F\ni j : ι\nhvs : Set.InjOn v ↑s\nhi : i ∈ s\n⊢ ∀ (a : ι), a ≠ i ∧ a ∈ s → ¬basisDivisor (v i) (v a) = 0", "state_before": "F : Type u_2\ninst✝¹ : Field F\nι : Type u_1\ninst✝ : DecidableEq ι\ns : Fi...
[ 220, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 216, 1 ]
Mathlib/Data/List/Basic.lean
List.insertNth_injective
[ { "state_after": "case zero\nι : Type ?u.128977\nα : Type u\nβ : Type v\nγ : Type w\nδ : Type x\nl₁ l₂ : List α\na x : α\n⊢ Injective (insertNth zero x)\n\ncase succ\nι : Type ?u.128977\nα : Type u\nβ : Type v\nγ : Type w\nδ : Type x\nl₁ l₂ : List α\na x : α\nn : ℕ\nIH : Injective (insertNth n x)\n⊢ Injective (...
[ 1761, 71 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1757, 1 ]