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Mathlib/GroupTheory/FreeAbelianGroup.lean
FreeAbelianGroup.lift.unique
[]
[ 121, 71 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 119, 11 ]
Mathlib/Algebra/Field/Basic.lean
div_neg_self
[ { "state_after": "no goals", "state_before": "α : Type ?u.38193\nβ : Type ?u.38196\nK : Type u_1\ninst✝ : DivisionRing K\na✝ b c d a : K\nh : a ≠ 0\n⊢ a / -a = -1", "tactic": "rw [div_neg_eq_neg_div, div_self h]" } ]
[ 145, 97 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 145, 1 ]
Mathlib/Order/Interval.lean
Interval.coe_dual
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.27118\nγ : Type ?u.27121\nδ : Type ?u.27124\nι : Sort ?u.27127\nκ : ι → Sort ?u.27132\ninst✝¹ : PartialOrder α\ninst✝ : PartialOrder β\ns✝ t : Interval α\na b : α\ns : Interval α\n⊢ ↑(↑dual s) = ↑ofDual ⁻¹' ↑s", "tactic": "cases s w...
[ 510, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 507, 1 ]
Mathlib/Analysis/SpecialFunctions/Trigonometric/Basic.lean
Real.cos_int_mul_two_pi_add_pi
[ { "state_after": "no goals", "state_before": "n : ℤ\n⊢ cos (↑n * (2 * π) + π) = -1", "tactic": "simpa only [cos_zero] using (cos_periodic.int_mul n).add_antiperiod_eq cos_antiperiodic" } ]
[ 391, 90 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 390, 1 ]
Mathlib/GroupTheory/Perm/Sign.lean
Equiv.Perm.eq_sign_of_surjective_hom
[ { "state_after": "α : Type u\nβ : Type v\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\ns : Perm α →* ℤˣ\nhs : Surjective ↑s\nf : Perm α\nx✝ : IsSwap f\nx y : α\nhxy : x ≠ y\nhxy' : f = swap x y\nh : ¬↑s (swap x y) = -1\nthis : ∀ (f : Perm α), IsSwap f → ↑s f = 1\n⊢ False", "state_before": "α : Type u\nβ : Typ...
[ 659, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 637, 1 ]
Mathlib/Combinatorics/SimpleGraph/Connectivity.lean
SimpleGraph.Walk.support_reverse
[ { "state_after": "no goals", "state_before": "V : Type u\nV' : Type v\nV'' : Type w\nG : SimpleGraph V\nG' : SimpleGraph V'\nG'' : SimpleGraph V''\nu v : V\np : Walk G u v\n⊢ support (reverse p) = List.reverse (support p)", "tactic": "induction p <;> simp [support_append, *]" } ]
[ 559, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 558, 1 ]
Mathlib/Analysis/Complex/Basic.lean
Complex.ofRealClm_apply
[]
[ 409, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 408, 1 ]
Mathlib/Algebra/Order/UpperLower.lean
IsLowerSet.div_right
[]
[ 125, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 124, 1 ]
Mathlib/Data/Fin/Basic.lean
Fin.succRecOn_succ
[ { "state_after": "case mk\nn✝ m : ℕ\nC : (n : ℕ) → Fin n → Sort u_1\nH0 : (n : ℕ) → C (n + 1) 0\nHs : (n : ℕ) → (i : Fin n) → C n i → C (Nat.succ n) (succ i)\nn val✝ : ℕ\nisLt✝ : val✝ < n\n⊢ succRecOn (succ { val := val✝, isLt := isLt✝ }) H0 Hs =\n Hs n { val := val✝, isLt := isLt✝ } (succRecOn { val := val✝...
[ 1676, 94 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1675, 1 ]
Mathlib/Analysis/BoxIntegral/Basic.lean
BoxIntegral.integrable_neg
[]
[ 293, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 292, 1 ]
Mathlib/Data/Real/NNReal.lean
NNReal.bddAbove_coe
[]
[ 481, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 476, 1 ]
Mathlib/RingTheory/Derivation/Basic.lean
Derivation.map_zero
[]
[ 119, 13 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 118, 11 ]
Mathlib/Algebra/Module/LocalizedModule.lean
IsLocalizedModule.fromLocalizedModule'_mk
[]
[ 733, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 730, 1 ]
Mathlib/Data/Set/Pointwise/Basic.lean
Set.inv_range
[ { "state_after": "F : Type ?u.7720\nα : Type u_2\nβ : Type ?u.7726\nγ : Type ?u.7729\ninst✝ : InvolutiveInv α\ns t : Set α\na : α\nι : Sort u_1\nf : ι → α\n⊢ Inv.inv '' range f = range fun i => (f i)⁻¹", "state_before": "F : Type ?u.7720\nα : Type u_2\nβ : Type ?u.7726\nγ : Type ?u.7729\ninst✝ : InvolutiveI...
[ 293, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 291, 1 ]
Mathlib/Data/Polynomial/Reverse.lean
Polynomial.eval₂_reflect_eq_zero_iff
[ { "state_after": "R : Type u_1\ninst✝² : Semiring R\nf✝ : R[X]\nS : Type u_2\ninst✝¹ : CommSemiring S\ni : R →+* S\nx : S\ninst✝ : Invertible x\nN : ℕ\nf : R[X]\nhf : natDegree f ≤ N\n⊢ eval₂ i (⅟x) (reflect N f) = 0 ↔ eval₂ i (⅟x) (reflect N f) * x ^ N = 0", "state_before": "R : Type u_1\ninst✝² : Semiring...
[ 242, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 234, 1 ]
Mathlib/Data/Multiset/Basic.lean
Multiset.replicate_right_inj
[]
[ 944, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 942, 9 ]
Mathlib/Analysis/Convex/Function.lean
ConvexOn.add
[ { "state_after": "no goals", "state_before": "𝕜 : Type u_1\nE : Type u_2\nF : Type ?u.30465\nα : Type ?u.30468\nβ : Type u_3\nι : Type ?u.30474\ninst✝⁶ : OrderedSemiring 𝕜\ninst✝⁵ : AddCommMonoid E\ninst✝⁴ : AddCommMonoid F\ninst✝³ : OrderedAddCommMonoid α\ninst✝² : OrderedAddCommMonoid β\ninst✝¹ : SMul �...
[ 196, 8 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 190, 1 ]
Mathlib/Algebra/Lie/Submodule.lean
LieHom.ker_le_comap
[]
[ 947, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 946, 1 ]
Mathlib/Algebra/Order/Floor.lean
Int.ceil_natCast
[ { "state_after": "no goals", "state_before": "F : Type ?u.211444\nα : Type u_1\nβ : Type ?u.211450\ninst✝¹ : LinearOrderedRing α\ninst✝ : FloorRing α\nz : ℤ\na✝ : α\nn : ℕ\na : ℤ\n⊢ ⌈↑n⌉ ≤ a ↔ ↑n ≤ a", "tactic": "rw [ceil_le, ← cast_ofNat, cast_le]" } ]
[ 1136, 70 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1135, 1 ]
Mathlib/Analysis/SpecificLimits/FloorPow.lean
tendsto_div_of_monotone_of_exists_subseq_tendsto_div
[ { "state_after": "u : ℕ → ℝ\nl : ℝ\nhmono : Monotone u\nhlim :\n ∀ (a : ℝ),\n 1 < a →\n ∃ c,\n (∀ᶠ (n : ℕ) in atTop, ↑(c (n + 1)) ≤ a * ↑(c n)) ∧\n Tendsto c atTop atTop ∧ Tendsto (fun n => u (c n) / ↑(c n)) atTop (𝓝 l)\nlnonneg : 0 ≤ l\n⊢ Tendsto (fun n => u n / ↑n) atTop (𝓝 l)", ...
[ 207, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 35, 1 ]
Mathlib/Combinatorics/SimpleGraph/Connectivity.lean
SimpleGraph.ConnectedComponent.mem_supp_iff
[]
[ 2159, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2157, 1 ]
Mathlib/Data/Rat/NNRat.lean
Rat.le_coe_toNNRat
[]
[ 108, 18 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 107, 1 ]
Mathlib/LinearAlgebra/Prod.lean
LinearMap.prodMap_comp
[]
[ 347, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 344, 1 ]
Mathlib/Computability/Partrec.lean
Partrec.of_eq_tot
[]
[ 437, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 436, 1 ]
Mathlib/LinearAlgebra/StdBasis.lean
LinearMap.iInf_ker_proj_le_iSup_range_stdBasis
[ { "state_after": "R : Type u_3\nι : Type u_1\ninst✝³ : Semiring R\nφ : ι → Type u_2\ninst✝² : (i : ι) → AddCommMonoid (φ i)\ninst✝¹ : (i : ι) → Module R (φ i)\ninst✝ : DecidableEq ι\nI : Finset ι\nJ : Set ι\nhu : Set.univ ⊆ ↑I ∪ J\nb : (i : ι) → φ i\nhb : b ∈ ⨅ (i : ι) (_ : i ∈ J), ker (proj i)\n⊢ b ∈ ⨆ (i : ι)...
[ 125, 76 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 111, 1 ]
Mathlib/RingTheory/HahnSeries.lean
HahnSeries.isUnit_iff
[ { "state_after": "case mp\nΓ : Type u_1\nR : Type u_2\ninst✝² : LinearOrderedAddCommGroup Γ\ninst✝¹ : CommRing R\ninst✝ : IsDomain R\nx : HahnSeries Γ R\n⊢ IsUnit x → IsUnit (coeff x (order x))\n\ncase mpr\nΓ : Type u_1\nR : Type u_2\ninst✝² : LinearOrderedAddCommGroup Γ\ninst✝¹ : CommRing R\ninst✝ : IsDomain R...
[ 1858, 66 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1845, 1 ]
Mathlib/LinearAlgebra/Matrix/ToLin.lean
Matrix.toLin_mul_apply
[ { "state_after": "no goals", "state_before": "R : Type u_3\ninst✝¹¹ : CommSemiring R\nl : Type u_1\nm : Type u_2\nn : Type u_4\ninst✝¹⁰ : Fintype n\ninst✝⁹ : Fintype m\ninst✝⁸ : DecidableEq n\nM₁ : Type u_6\nM₂ : Type u_7\ninst✝⁷ : AddCommMonoid M₁\ninst✝⁶ : AddCommMonoid M₂\ninst✝⁵ : Module R M₁\ninst✝⁴ : ...
[ 692, 52 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 690, 1 ]
Mathlib/Order/WellFoundedSet.lean
Set.isPwo_insert
[ { "state_after": "no goals", "state_before": "ι : Type ?u.106932\nα : Type u_1\nβ : Type ?u.106938\ninst✝¹ : Preorder α\ninst✝ : Preorder β\ns t : Set α\na : α\n⊢ IsPwo (insert a s) ↔ IsPwo s", "tactic": "simp only [← singleton_union, isPwo_union, isPwo_singleton, true_and_iff]" } ]
[ 461, 76 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 460, 1 ]
Mathlib/MeasureTheory/Function/Jacobian.lean
MeasureTheory.lintegral_abs_det_fderiv_le_addHaar_image_aux1
[ { "state_after": "E : Type u_1\nF : Type ?u.798589\ninst✝⁷ : NormedAddCommGroup E\ninst✝⁶ : NormedSpace ℝ E\ninst✝⁵ : FiniteDimensional ℝ E\ninst✝⁴ : NormedAddCommGroup F\ninst✝³ : NormedSpace ℝ F\ns : Set E\nf : E → E\nf' : E → E →L[ℝ] E\ninst✝² : MeasurableSpace E\ninst✝¹ : BorelSpace E\nμ : Measure E\ninst✝ ...
[ 1039, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 937, 1 ]
Mathlib/Analysis/Calculus/Deriv/Basic.lean
HasDerivWithinAt.mono_of_mem
[]
[ 372, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 370, 1 ]
Mathlib/Order/WithBot.lean
WithTop.some_lt_none
[]
[ 1070, 15 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1069, 1 ]
Mathlib/LinearAlgebra/Basis.lean
Basis.constr_eq
[]
[ 642, 52 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 640, 1 ]
Mathlib/GroupTheory/MonoidLocalization.lean
Submonoid.LocalizationMap.map_comp_map
[ { "state_after": "case h\nM : Type u_6\ninst✝⁵ : CommMonoid M\nS : Submonoid M\nN : Type u_4\ninst✝⁴ : CommMonoid N\nP : Type u_3\ninst✝³ : CommMonoid P\nf : LocalizationMap S N\ng : M →* P\nhg : ∀ (y : { x // x ∈ S }), IsUnit (↑g ↑y)\nT : Submonoid P\nhy : ∀ (y : { x // x ∈ S }), ↑g ↑y ∈ T\nQ : Type u_5\ninst✝...
[ 1224, 86 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1213, 1 ]
Mathlib/Order/Hom/Bounded.lean
BoundedOrderHom.coe_copy
[]
[ 611, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 610, 1 ]
Mathlib/Topology/Algebra/Order/IntermediateValue.lean
IsPreconnected.intermediate_value₂_eventually₁
[ { "state_after": "X : Type u\nα : Type v\ninst✝⁴ : TopologicalSpace X\ninst✝³ : LinearOrder α\ninst✝² : TopologicalSpace α\ninst✝¹ : OrderClosedTopology α\ns : Set X\nhs : IsPreconnected s\na : X\nl : Filter X\nha : a ∈ s\ninst✝ : NeBot l\nhl : l ≤ 𝓟 s\nf g : X → α\nhf : Continuous (restrict s f)\nhg : Continu...
[ 111, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 104, 1 ]
Mathlib/Analysis/Convex/Side.lean
AffineSubspace.wSameSide_lineMap_left
[]
[ 344, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 342, 1 ]
Mathlib/Algebra/RingQuot.lean
RingQuot.eq_lift_comp_mkRingHom
[ { "state_after": "R : Type u₁\ninst✝⁴ : Semiring R\nS : Type u₂\ninst✝³ : CommSemiring S\nA : Type u₃\ninst✝² : Semiring A\ninst✝¹ : Algebra S A\nr✝ : R → R → Prop\nT : Type u₄\ninst✝ : Semiring T\nr : R → R → Prop\nf : RingQuot r →+* T\n⊢ ↑lift (↑lift.symm f) =\n ↑lift\n { val := RingHom.comp f (mkRing...
[ 477, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 473, 1 ]
Mathlib/CategoryTheory/Monad/Algebra.lean
CategoryTheory.Comonad.algebra_epi_of_epi
[]
[ 509, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 508, 1 ]
Mathlib/AlgebraicGeometry/PrimeSpectrum/Basic.lean
PrimeSpectrum.zeroLocus_sup
[]
[ 326, 15 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 324, 1 ]
Mathlib/Algebra/Homology/Exact.lean
CategoryTheory.exact_comp_hom_inv_comp
[ { "state_after": "V : Type u\ninst✝³ : Category V\ninst✝² : HasImages V\nA B C D : V\nf : A ⟶ B\ng : B ⟶ C\nh✝ : C ⟶ D\ninst✝¹ : HasZeroMorphisms V\ninst✝ : HasEqualizers V\ni : B ≅ D\nh : Exact f g\n⊢ Epi (imageToKernel (f ≫ i.hom) (i.inv ≫ g) (_ : (f ≫ i.hom) ≫ i.inv ≫ g = 0))", "state_before": "V : Type ...
[ 179, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 175, 1 ]
Mathlib/SetTheory/Ordinal/Basic.lean
Ordinal.type_lift_preimage
[]
[ 679, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 677, 1 ]
Mathlib/Data/List/BigOperators/Basic.lean
map_list_prod
[]
[ 695, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 693, 1 ]
Std/Data/List/Lemmas.lean
List.modifyNth_eq_set_get?
[ { "state_after": "no goals", "state_before": "α : Type u_1\nf : α → α\nl : List α\n⊢ modifyNth f 0 l = Option.getD ((fun a => set l 0 (f a)) <$> get? l 0) l", "tactic": "cases l <;> rfl" }, { "state_after": "no goals", "state_before": "α : Type u_1\nf : α → α\nn : Nat\nb : α\nl : List α\n⊢ b...
[ 782, 86 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 777, 1 ]
Mathlib/Order/Filter/Germ.lean
Filter.Germ.liftPred_coe
[]
[ 299, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 298, 1 ]
Mathlib/MeasureTheory/MeasurableSpace.lean
measurable_liftCover
[ { "state_after": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.93120\nδ : Type ?u.93123\nδ' : Type ?u.93126\nι : Sort uι\ns✝ t✝ u : Set α\nm : MeasurableSpace α\nmβ : MeasurableSpace β\nmγ : MeasurableSpace γ\ninst✝ : Countable ι\nt : ι → Set α\nhtm : ∀ (i : ι), MeasurableSet (t i)\nf : (i : ι) → ↑(t i) → β\nhfm : ∀...
[ 790, 60 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 784, 1 ]
Mathlib/SetTheory/Ordinal/Arithmetic.lean
WellFounded.rank_eq
[ { "state_after": "α : Type u\nr : α → α → Prop\na b : α\nhwf : WellFounded r\n⊢ (sup fun b => succ (Acc.rank (_ : Acc r ↑b))) = sup fun b => succ (rank hwf ↑b)", "state_before": "α : Type u\nr : α → α → Prop\na b : α\nhwf : WellFounded r\n⊢ rank hwf a = sup fun b => succ (rank hwf ↑b)", "tactic": "rw [r...
[ 2568, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2565, 1 ]
Mathlib/Analysis/Convex/Between.lean
not_sbtw_self_right
[]
[ 317, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 316, 1 ]
Mathlib/Topology/MetricSpace/PiNat.lean
PiNat.completeSpace
[ { "state_after": "E : ℕ → Type u_1\ninst✝¹ : (n : ℕ) → TopologicalSpace (E n)\ninst✝ : ∀ (n : ℕ), DiscreteTopology (E n)\n⊢ ∀ (u : ℕ → (n : ℕ) → E n),\n (∀ (N n m : ℕ), N ≤ n → N ≤ m → dist (u n) (u m) < (fun n => (1 / 2) ^ n) N) → ∃ x, Tendsto u atTop (𝓝 x)", "state_before": "E : ℕ → Type u_1\ninst✝¹ :...
[ 477, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 471, 11 ]
Mathlib/Data/Fin/Tuple/Reflection.lean
FinVec.exists_iff
[ { "state_after": "m n : ℕ\nα : Type u_1\nβ : Type ?u.7741\nγ : Type ?u.7744\nP : (Fin 0 → α) → Prop\n⊢ P Fin.elim0' ↔ P finZeroElim", "state_before": "m n : ℕ\nα : Type u_1\nβ : Type ?u.7741\nγ : Type ?u.7744\nP : (Fin 0 → α) → Prop\n⊢ Exists P ↔ ∃ x, P x", "tactic": "simp only [Exists, Fin.exists_fin_z...
[ 137, 92 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 133, 1 ]
Mathlib/Data/PFun.lean
PFun.prodLift_fst_comp_snd_comp
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type u_3\nγ : Type u_2\nδ : Type u_4\nε : Type ?u.65395\nι : Type ?u.65398\nf✝ : α →. β\nf : α →. γ\ng : β →. δ\na : α × β\n⊢ ∀ (b : γ × δ), b ∈ prodLift (comp f ↑Prod.fst) (comp g ↑Prod.snd) a ↔ b ∈ prodMap f g a", "tactic": "simp" } ]
[ 696, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 692, 1 ]
Mathlib/Topology/Semicontinuous.lean
UpperSemicontinuous.upperSemicontinuousOn
[]
[ 709, 80 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 708, 1 ]
Mathlib/RingTheory/Ideal/Operations.lean
Ideal.comap_sInf'
[ { "state_after": "no goals", "state_before": "R : Type u\nS : Type v\nF : Type u_1\ninst✝¹ : Semiring R\ninst✝ : Semiring S\nrc : RingHomClass F R S\nf : F\nI J : Ideal R\nK L : Ideal S\nG : Type ?u.791790\nrcg : RingHomClass G S R\nι : Sort ?u.791824\ns : Set (Ideal S)\n⊢ (⨅ (I : Ideal S) (_ : I ∈ s), coma...
[ 1493, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1492, 1 ]
Mathlib/Data/Nat/Cast/Basic.lean
eq_natCast'
[ { "state_after": "no goals", "state_before": "α : Type ?u.36144\nβ : Type ?u.36147\nA : Type u_2\nB : Type ?u.36153\nF : Type u_1\ninst✝² : AddMonoidWithOne B\ninst✝¹ : AddMonoidWithOne A\ninst✝ : AddMonoidHomClass F ℕ A\nf : F\nh1 : ↑f 1 = 1\n⊢ ↑f 0 = ↑0", "tactic": "simp [map_zero f]" }, { "st...
[ 221, 71 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 219, 1 ]
Mathlib/CategoryTheory/Sites/Closed.lean
CategoryTheory.GrothendieckTopology.pullback_close
[ { "state_after": "case a\nC : Type u\ninst✝ : Category C\nJ₁ J₂ : GrothendieckTopology C\nX Y : C\nf : Y ⟶ X\nS : Sieve X\n⊢ close J₁ (Sieve.pullback f S) ≤ Sieve.pullback f (close J₁ S)\n\ncase a\nC : Type u\ninst✝ : Category C\nJ₁ J₂ : GrothendieckTopology C\nX Y : C\nf : Y ⟶ X\nS : Sieve X\n⊢ Sieve.pullback ...
[ 137, 13 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 129, 1 ]
Mathlib/Data/Multiset/Basic.lean
Multiset.erase_lt
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.99576\nγ : Type ?u.99579\ninst✝ : DecidableEq α\ns✝ t : Multiset α\na✝ b a : α\ns : Multiset α\nh : a ∈ s\n⊢ erase s a < s", "tactic": "simpa [h] using lt_cons_self (s.erase a) a" } ]
[ 1075, 48 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1073, 1 ]
Mathlib/Topology/MetricSpace/EMetricSpace.lean
edist_le_zero
[]
[ 1015, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1014, 1 ]
Mathlib/Order/Chain.lean
Flag.top_mem
[]
[ 341, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 340, 1 ]
Std/Data/Array/Init/Lemmas.lean
Array.foldlM_eq_foldlM_data.aux
[ { "state_after": "m : Type u_1 → Type u_2\nβ : Type u_1\nα : Type u_3\ninst✝ : Monad m\nf : β → α → m β\narr : Array α\ni j : Nat\nH : size arr ≤ i + j\nb : β\n⊢ (if hlt : j < size arr then\n match i with\n | 0 => pure b\n | Nat.succ i' =>\n let_fun this := (_ : j < size arr);\n do\...
[ 40, 57 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 31, 1 ]
Mathlib/Topology/Constructions.lean
prod_mem_nhds
[]
[ 577, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 575, 1 ]
Mathlib/GroupTheory/OrderOfElement.lean
orderOf_pow
[]
[ 716, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 715, 1 ]
Mathlib/Data/Multiset/Nodup.lean
Multiset.Nodup.cons
[]
[ 49, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 48, 1 ]
Mathlib/Analysis/Calculus/FDeriv/Basic.lean
HasStrictFDerivAt.continuousAt
[]
[ 752, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 750, 11 ]
Mathlib/CategoryTheory/Limits/Shapes/Equalizers.lean
CategoryTheory.Limits.isIso_limit_cone_parallelPair_of_epi
[]
[ 877, 78 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 876, 1 ]
Mathlib/Algebra/Hom/Units.lean
Units.map_id
[ { "state_after": "case h.a\nα : Type ?u.8737\nM : Type u\nN : Type v\nP : Type w\ninst✝² : Monoid M\ninst✝¹ : Monoid N\ninst✝ : Monoid P\nx✝ : Mˣ\n⊢ ↑(↑(map (MonoidHom.id M)) x✝) = ↑(↑(MonoidHom.id Mˣ) x✝)", "state_before": "α : Type ?u.8737\nM : Type u\nN : Type v\nP : Type w\ninst✝² : Monoid M\ninst✝¹ : M...
[ 103, 71 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 103, 1 ]
Mathlib/MeasureTheory/Function/ConvergenceInMeasure.lean
MeasureTheory.ExistsSeqTendstoAe.seqTendstoAeSeq_strictMono
[ { "state_after": "α : Type u_1\nι : Type ?u.19419\nE : Type u_2\nm : MeasurableSpace α\nμ : Measure α\ninst✝ : MetricSpace E\nf : ℕ → α → E\ng : α → E\nhfg : TendstoInMeasure μ f atTop g\nn : ℕ\n⊢ seqTendstoAeSeq hfg n < seqTendstoAeSeq hfg (n + 1)", "state_before": "α : Type u_1\nι : Type ?u.19419\nE : Typ...
[ 189, 80 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 185, 1 ]
Mathlib/Analysis/Normed/Group/Hom.lean
NormedAddGroupHom.coe_id
[]
[ 448, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 447, 1 ]
Mathlib/Analysis/Normed/Order/Lattice.lean
lipschitzWith_sup_right
[ { "state_after": "α : Type u_1\ninst✝ : NormedLatticeAddCommGroup α\nz x y : α\n⊢ ‖x ⊔ z - y ⊔ z‖ ≤ ‖x - y‖", "state_before": "α : Type u_1\ninst✝ : NormedLatticeAddCommGroup α\nz x y : α\n⊢ dist (x ⊔ z) (y ⊔ z) ≤ ↑1 * dist x y", "tactic": "rw [NNReal.coe_one, one_mul, dist_eq_norm, dist_eq_norm]" }, ...
[ 201, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 198, 1 ]
Mathlib/Data/Set/Intervals/ProjIcc.lean
Set.IccExtend_right
[]
[ 130, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 129, 1 ]
Mathlib/Data/Finset/Basic.lean
Finset.not_mem_empty
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.18918\nγ : Type ?u.18921\ns : Finset α\na : α\n⊢ ¬a ∈ ∅", "tactic": "simp only [mem_def, empty_val, not_mem_zero, not_false_iff]" } ]
[ 553, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 551, 1 ]
Mathlib/MeasureTheory/MeasurableSpaceDef.lean
MeasurableSpace.measurableSet_top
[]
[ 476, 93 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 476, 24 ]
Std/Data/BinomialHeap.lean
Std.BinomialHeapImp.HeapNode.WellFormed.realSize_eq
[ { "state_after": "α : Type u_1\nle : α → α → Bool\na a✝² : α\na✝¹ a✝ : HeapNode α\nw✝ : Nat\nleft✝ : ∀ [inst : TotalBLE le], le a a✝² = true\nc : WellFormed le a✝² a✝¹ w✝\ns : WellFormed le a a✝ w✝\n⊢ 2 ^ w✝ + realSize a✝ + 1 = 2 ^ w✝ * 1 + 2 ^ w✝", "state_before": "α : Type u_1\nle : α → α → Bool\na a✝² : ...
[ 438, 40 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 433, 9 ]
Mathlib/Algebra/Order/Ring/Defs.lean
Antitone.mul_const
[]
[ 286, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 285, 1 ]
Mathlib/Data/List/Basic.lean
List.takeWhile_eq_self_iff
[ { "state_after": "case nil\nι : Type ?u.399470\nα : Type u\nβ : Type v\nγ : Type w\nδ : Type x\nl₁ l₂ : List α\np : α → Bool\nl : List α\n⊢ takeWhile p [] = [] ↔ ∀ (x : α), x ∈ [] → p x = true\n\ncase cons\nι : Type ?u.399470\nα : Type u\nβ : Type v\nγ : Type w\nδ : Type x\nl₁ l₂ : List α\np : α → Bool\nl : Lis...
[ 3639, 51 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 3636, 1 ]
Mathlib/CategoryTheory/Limits/HasLimits.lean
CategoryTheory.Limits.hasColimitsOfSize_shrink
[]
[ 1199, 95 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1197, 1 ]
Mathlib/Data/Sigma/Basic.lean
Sigma.exists
[]
[ 97, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 96, 1 ]
Mathlib/GroupTheory/Submonoid/Center.lean
Submonoid.mem_center_iff
[]
[ 58, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 57, 1 ]
Mathlib/MeasureTheory/Function/UniformIntegrable.lean
MeasureTheory.Memℒp.snorm_indicator_le
[ { "state_after": "α : Type u_2\nβ : Type u_1\nι : Type ?u.150616\nm : MeasurableSpace α\nμ : Measure α\ninst✝ : NormedAddCommGroup β\np : ℝ≥0∞\nf : α → β\nhp_one : 1 ≤ p\nhp_top : p ≠ ⊤\nhf : Memℒp f p\nε : ℝ\nhε : 0 < ε\nhℒp : Memℒp f p\n⊢ ∃ δ hδ, ∀ (s : Set α), MeasurableSet s → ↑↑μ s ≤ ENNReal.ofReal δ → sno...
[ 401, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 391, 1 ]
Mathlib/Algebra/Order/Rearrangement.lean
Antivary.sum_mul_eq_sum_comp_perm_mul_iff
[]
[ 534, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 532, 1 ]
Mathlib/Algebra/Order/Hom/Ring.lean
OrderRingIso.ext
[]
[ 395, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 394, 1 ]
Mathlib/CategoryTheory/Abelian/NonPreadditive.lean
CategoryTheory.NonPreadditiveAbelian.sub_def
[]
[ 345, 75 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 345, 1 ]
Mathlib/SetTheory/Game/PGame.lean
PGame.zero_le_of_isEmpty_rightMoves
[]
[ 692, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 691, 1 ]
Mathlib/Data/Set/Prod.lean
Set.Nonempty.snd
[]
[ 317, 84 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 317, 1 ]
Mathlib/GroupTheory/Submonoid/Operations.lean
Submonoid.comap_map_eq_of_injective
[]
[ 384, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 383, 1 ]
Mathlib/Data/Matrix/Kronecker.lean
Matrix.kronecker_assoc
[]
[ 368, 46 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 366, 1 ]
Mathlib/Topology/Algebra/Order/Floor.lean
tendsto_fract_right
[]
[ 188, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 185, 1 ]
Mathlib/Topology/PathConnected.lean
JoinedIn.symm
[ { "state_after": "case intro\nX : Type u_1\nY : Type ?u.621994\ninst✝¹ : TopologicalSpace X\ninst✝ : TopologicalSpace Y\nx y z : X\nι : Type ?u.622009\nF : Set X\nh : JoinedIn F x y\nhx : x ∈ F\nhy : y ∈ F\n⊢ JoinedIn F y x", "state_before": "X : Type u_1\nY : Type ?u.621994\ninst✝¹ : TopologicalSpace X\nin...
[ 884, 15 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 881, 1 ]
Mathlib/Data/Real/NNReal.lean
NNReal.eq_iff
[]
[ 103, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 102, 11 ]
Mathlib/Analysis/BoxIntegral/Partition/Basic.lean
BoxIntegral.Prepartition.biUnion_top
[ { "state_after": "case h\nι : 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\nJ✝ : Box ι\n⊢ (J✝ ∈ biUnion π fun x => ⊤) ↔ J✝ ∈ π", "state_before": "ι : Type u_1\nI J J₁ J₂ : Box ι\nπ π₁ π₂ : Prepartition I\nx : ι → ℝ\nπi πi₁ πi₂ : (J : Box ι) → Pr...
[ 326, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 324, 1 ]
Mathlib/Data/Matrix/Kronecker.lean
Matrix.trace_kronecker
[]
[ 379, 64 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 377, 1 ]
Mathlib/Analysis/SpecialFunctions/Trigonometric/Basic.lean
Real.cos_sub_int_mul_two_pi
[]
[ 371, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 370, 1 ]
Mathlib/Algebra/Invertible.lean
invOf_eq_left_inv
[]
[ 155, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 154, 1 ]
Mathlib/Analysis/SpecialFunctions/Trigonometric/Basic.lean
Real.tan_pi_div_two
[ { "state_after": "no goals", "state_before": "⊢ tan (π / 2) = 0", "tactic": "simp [tan_eq_sin_div_cos]" } ]
[ 936, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 936, 1 ]
Mathlib/Data/Quot.lean
Quot.liftOn_mk
[]
[ 107, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 105, 1 ]
Mathlib/RingTheory/Polynomial/Bernstein.lean
bernsteinPolynomial.derivative_zero
[ { "state_after": "no goals", "state_before": "R : Type u_1\ninst✝ : CommRing R\nn : ℕ\n⊢ ↑Polynomial.derivative (bernsteinPolynomial R n 0) = -↑n * bernsteinPolynomial R (n - 1) 0", "tactic": "simp [bernsteinPolynomial, Polynomial.derivative_pow]" } ]
[ 149, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 147, 1 ]
src/lean/Init/Data/Nat/Linear.lean
Nat.Linear.ExprCnstr.eq_of_toNormPoly_eq
[ { "state_after": "ctx : Context\nc d : ExprCnstr\nh✝ : (toNormPoly c == toPoly d) = true\nh : PolyCnstr.denote ctx (toNormPoly c) = PolyCnstr.denote ctx (toPoly d)\n⊢ denote ctx c = denote ctx d", "state_before": "ctx : Context\nc d : ExprCnstr\nh : (toNormPoly c == toPoly d) = true\n⊢ denote ctx c = denote...
[ 718, 13 ]
d5348dfac847a56a4595fb6230fd0708dcb4e7e9
https://github.com/leanprover/lean4
[ 715, 1 ]
Mathlib/Topology/Maps.lean
Inducing.dense_iff
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.6389\nδ : Type ?u.6392\ninst✝³ : TopologicalSpace α\ninst✝² : TopologicalSpace β\ninst✝¹ : TopologicalSpace γ\ninst✝ : TopologicalSpace δ\nf : α → β\nhf : Inducing f\ns : Set α\n⊢ Dense s ↔ ∀ (x : α), f x ∈ closure (f '' s...
[ 180, 72 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 178, 1 ]
Mathlib/Topology/Order/Basic.lean
nhdsWithin_Ici_basis_Ico
[]
[ 1778, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1776, 1 ]
Mathlib/Analysis/SpecialFunctions/Trigonometric/Angle.lean
Real.Angle.sign_neg_coe_nonpos_of_nonneg_of_le_pi
[ { "state_after": "θ : ℝ\nh0 : 0 ≤ θ\nhpi : θ ≤ π\n⊢ 0 ≤ sin ↑θ", "state_before": "θ : ℝ\nh0 : 0 ≤ θ\nhpi : θ ≤ π\n⊢ sign (-↑θ) ≤ 0", "tactic": "rw [sign, sign_nonpos_iff, sin_neg, Left.neg_nonpos_iff]" }, { "state_after": "no goals", "state_before": "θ : ℝ\nh0 : 0 ≤ θ\nhpi : θ ≤ π\n⊢ 0 ≤ sin...
[ 988, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 985, 1 ]
Mathlib/Data/Num/Lemmas.lean
Num.gcd_to_nat_aux
[ { "state_after": "n : ℕ\na : PosNum\nb : Num\nab : pos a ≤ b\nh : natSize (pos a * b) ≤ Nat.succ n\n⊢ ↑(gcdAux n (b % pos a) (pos a)) = Nat.gcd ↑a ↑b", "state_before": "n : ℕ\na : PosNum\nb : Num\nab : pos a ≤ b\nh : natSize (pos a * b) ≤ Nat.succ n\n⊢ ↑(gcdAux (Nat.succ n) (pos a) b) = Nat.gcd ↑(pos a) ↑b"...
[ 1696, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1674, 1 ]
Mathlib/Combinatorics/SimpleGraph/AdjMatrix.lean
Matrix.IsAdjMatrix.apply_ne_zero_iff
[ { "state_after": "no goals", "state_before": "V : Type u_2\nα : Type u_1\nβ : Type ?u.6455\nA : Matrix V V α\ninst✝¹ : MulZeroOneClass α\ninst✝ : Nontrivial α\nh : IsAdjMatrix A\ni j : V\n⊢ ¬A i j = 0 ↔ A i j = 1", "tactic": "rw [← apply_ne_one_iff h, Classical.not_not]" } ]
[ 78, 78 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 77, 1 ]