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start
list
Mathlib/Algebra/Regular/Basic.lean
IsUnit.isRegular
[ { "state_after": "case intro\nR : Type u_1\ninst✝ : Monoid R\nb : R\na : Rˣ\n⊢ IsRegular ↑a", "state_before": "R : Type u_1\ninst✝ : Monoid R\na b : R\nua : IsUnit a\n⊢ IsRegular a", "tactic": "rcases ua with ⟨a, rfl⟩" }, { "state_after": "no goals", "state_before": "case intro\nR : Type u_1...
[ 331, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 329, 1 ]
Mathlib/Order/Filter/Ultrafilter.lean
Filter.hyperfilter_le_cofinite
[]
[ 480, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 479, 1 ]
Mathlib/Topology/Algebra/InfiniteSum/Basic.lean
Function.Injective.hasSum_range_iff
[]
[ 225, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 223, 1 ]
Mathlib/Analysis/InnerProductSpace/Basic.lean
innerSL_apply
[]
[ 1782, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1781, 1 ]
Mathlib/LinearAlgebra/Isomorphisms.lean
LinearMap.quotientInfEquivSupQuotient_symm_apply_eq_zero_iff
[ { "state_after": "no goals", "state_before": "R : Type u_1\nM : Type u_2\nM₂ : Type ?u.110628\nM₃ : Type ?u.110631\ninst✝⁶ : Ring R\ninst✝⁵ : AddCommGroup M\ninst✝⁴ : AddCommGroup M₂\ninst✝³ : AddCommGroup M₃\ninst✝² : Module R M\ninst✝¹ : Module R M₂\ninst✝ : Module R M₃\nf : M →ₗ[R] M₂\np p' : Submodule R...
[ 142, 79 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 138, 1 ]
Mathlib/Algebra/BigOperators/Order.lean
Finset.prod_le_pow_card
[ { "state_after": "case refine'_1\nι : Type u_1\nα : Type ?u.33275\nβ : Type ?u.33278\nM : Type ?u.33281\nN : Type u_2\nG : Type ?u.33287\nk : Type ?u.33290\nR : Type ?u.33293\ninst✝¹ : CommMonoid M\ninst✝ : OrderedCommMonoid N\nf✝ g : ι → N\ns✝ t s : Finset ι\nf : ι → N\nn : N\nh : ∀ (x : ι), x ∈ s → f x ≤ n\n⊢...
[ 220, 8 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 215, 1 ]
Mathlib/NumberTheory/PellMatiyasevic.lean
Pell.pell_val
[]
[ 128, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 125, 1 ]
Mathlib/Analysis/InnerProductSpace/Basic.lean
parallelogram_law_with_nnnorm
[]
[ 1130, 51 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1128, 1 ]
Mathlib/Order/Hom/Lattice.lean
InfTopHom.symm_dual_comp
[]
[ 1510, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1507, 1 ]
Mathlib/Data/Sym/Basic.lean
Sym.attach_cons
[]
[ 459, 44 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 456, 1 ]
Mathlib/LinearAlgebra/Matrix/DotProduct.lean
Matrix.dotProduct_eq_iff
[]
[ 65, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 64, 1 ]
Mathlib/Analysis/NormedSpace/Exponential.lean
expSeries_summable'
[]
[ 429, 57 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 428, 1 ]
Mathlib/RingTheory/WittVector/WittPolynomial.lean
wittPolynomial_zMod_self
[ { "state_after": "p : ℕ\nR : Type ?u.148919\ninst✝² : CommRing R\ninst✝¹ : DecidableEq R\nS : Type ?u.148934\ninst✝ : CommRing S\nn : ℕ\n⊢ ∑ x in range (n + 1 + 1), ↑C (↑p ^ x) * X x ^ p ^ (n + 1 - x) =\n ↑(expand p) (∑ x in range (n + 1), ↑C (↑p ^ x) * X x ^ p ^ (n - x))", "state_before": "p : ℕ\nR : Ty...
[ 170, 74 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 161, 1 ]
Mathlib/Data/Sum/Order.lean
WithBot.orderIsoPUnitSumLex_symm_inl
[]
[ 761, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 759, 1 ]
Mathlib/Analysis/Calculus/FDeriv/Mul.lean
HasFDerivWithinAt.clm_apply
[]
[ 125, 91 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 122, 1 ]
Mathlib/Data/Rat/Defs.lean
Rat.den_eq_one_iff
[]
[ 521, 70 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 520, 1 ]
Mathlib/Topology/Algebra/Order/UpperLower.lean
IsUpperSet.interior
[ { "state_after": "α : Type u_1\ninst✝² : TopologicalSpace α\ninst✝¹ : Preorder α\ninst✝ : HasUpperLowerClosure α\ns : Set α\nh : IsUpperSet s\n⊢ IsLowerSet (closure (sᶜ))", "state_before": "α : Type u_1\ninst✝² : TopologicalSpace α\ninst✝¹ : Preorder α\ninst✝ : HasUpperLowerClosure α\ns : Set α\nh : IsUpper...
[ 106, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 104, 11 ]
Mathlib/Algebra/Quaternion.lean
Quaternion.add_im
[]
[ 899, 71 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 899, 16 ]
Mathlib/Analysis/Asymptotics/Asymptotics.lean
Asymptotics.isLittleO_comm
[]
[ 1156, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1155, 1 ]
Mathlib/Data/Set/Pointwise/Basic.lean
Set.mul_subset_iff
[]
[ 436, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 435, 1 ]
Mathlib/Order/Closure.lean
LowerAdjoint.mem_iff
[ { "state_after": "α : Type u_2\nι : Sort ?u.24409\nκ : ι → Sort ?u.24414\nβ : Type u_1\ninst✝ : SetLike α β\nl : LowerAdjoint SetLike.coe\ns : Set β\nx : β\n⊢ toFun l {x} ≤ toFun l s ↔ ∀ (S : α), toFun l s ≤ S → toFun l {x} ≤ S", "state_before": "α : Type u_2\nι : Sort ?u.24409\nκ : ι → Sort ?u.24414\nβ : T...
[ 494, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 492, 1 ]
Mathlib/Data/Real/Irrational.lean
Irrational.ne_rat
[]
[ 163, 78 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 163, 1 ]
Mathlib/RingTheory/LaurentSeries.lean
LaurentSeries.powerSeriesPart_zero
[ { "state_after": "case h\nR : Type u\ninst✝ : Semiring R\nn✝ : ℕ\n⊢ ↑(PowerSeries.coeff R n✝) (powerSeriesPart 0) = ↑(PowerSeries.coeff R n✝) 0", "state_before": "R : Type u\ninst✝ : Semiring R\n⊢ powerSeriesPart 0 = 0", "tactic": "ext" }, { "state_after": "no goals", "state_before": "case h...
[ 78, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 76, 1 ]
Mathlib/MeasureTheory/Integral/FundThmCalculus.lean
intervalIntegral.measure_integral_sub_linear_isLittleO_of_tendsto_ae'
[ { "state_after": "ι : Type u_2\n𝕜 : Type ?u.242824\nE : Type u_1\nF : Type ?u.242830\nA✝ : Type ?u.242833\ninst✝⁴ : NormedAddCommGroup E\ninst✝³ : CompleteSpace E\ninst✝² : NormedSpace ℝ E\nf : ℝ → E\na b : ℝ\nc ca cb : E\nl l' la la' lb lb' : Filter ℝ\nlt : Filter ι\nμ : MeasureTheory.Measure ℝ\nu v ua va ub ...
[ 288, 9 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 275, 1 ]
Mathlib/Order/CompactlyGenerated.lean
CompleteLattice.WellFounded.finite_of_independent
[]
[ 325, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 322, 1 ]
Mathlib/Algebra/Order/Ring/Defs.lean
one_le_bit1
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type ?u.130379\ninst✝ : LinearOrderedSemiring α\na b c d : α\n⊢ 1 ≤ bit1 a ↔ 0 ≤ a", "tactic": "rw [bit1, le_add_iff_nonneg_left, bit0, ← two_mul, zero_le_mul_left (zero_lt_two : 0 < (2 : α))]" } ]
[ 910, 99 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 909, 1 ]
Mathlib/Algebra/Homology/ShortExact/Preadditive.lean
CategoryTheory.RightSplit.shortExact
[]
[ 79, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 77, 1 ]
Std/Control/ForInStep/Lemmas.lean
ForInStep.done_bindList
[ { "state_after": "no goals", "state_before": "m : Type u_1 → Type u_2\nα : Type u_3\nβ : Type u_1\ninst✝ : Monad m\nf : α → β → m (ForInStep β)\na : β\nl : List α\n⊢ bindList f l (done a) = pure (done a)", "tactic": "cases l <;> simp" } ]
[ 29, 76 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 27, 9 ]
Mathlib/Algebra/Hom/Group.lean
MulHom.mul_comp
[]
[ 1467, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1466, 1 ]
Mathlib/Data/Nat/Lattice.lean
Set.biUnion_lt_succ'
[]
[ 210, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 209, 1 ]
Mathlib/Data/Real/ENNReal.lean
ENNReal.pow_eq_top
[]
[ 631, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 630, 1 ]
Mathlib/Analysis/NormedSpace/LpEquiv.lean
coe_equiv_lpPiLp_symm
[]
[ 75, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 74, 1 ]
Mathlib/Topology/MetricSpace/IsometricSMul.lean
Metric.preimage_mul_right_ball
[ { "state_after": "M : Type u\nG : Type v\nX : Type w\ninst✝⁵ : PseudoMetricSpace X\ninst✝⁴ : Group G\ninst✝³ : MulAction G X\ninst✝² : IsometricSMul G X\ninst✝¹ : PseudoMetricSpace G\ninst✝ : IsometricSMul Gᵐᵒᵖ G\na b : G\nr : ℝ\n⊢ (fun x => x * a) ⁻¹' ball b r = ball (b * a⁻¹) r", "state_before": "M : Type...
[ 479, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 476, 1 ]
Mathlib/Algebra/Group/Defs.lean
mul_left_injective
[]
[ 226, 94 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 226, 1 ]
Mathlib/Algebra/GroupPower/Lemmas.lean
Commute.cast_nat_mul_right
[]
[ 1089, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1088, 1 ]
Mathlib/Algebra/Category/GroupCat/EpiMono.lean
GroupCat.SurjectiveOfEpiAuxs.comp_eq
[ { "state_after": "case w\nA B : GroupCat\nf : A ⟶ B\na : ↑A\n⊢ ↑(f ≫\n let_fun this := g;\n this)\n a =\n ↑(f ≫\n let_fun this := h;\n this)\n a", "state_before": "A B : GroupCat\nf : A ⟶ B\n⊢ (f ≫\n let_fun this := g;\n this) =\n f ≫\n let_...
[ 326, 12 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 320, 1 ]
Mathlib/LinearAlgebra/Determinant.lean
LinearEquiv.det_symm
[]
[ 401, 14 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 400, 1 ]
Mathlib/Analysis/LocallyConvex/WithSeminorms.lean
WithSeminorms.tendsto_nhds
[ { "state_after": "𝕜 : Type u_1\n𝕜₂ : Type ?u.423602\n𝕝 : Type ?u.423605\n𝕝₂ : Type ?u.423608\nE : Type u_2\nF : Type u_4\nG : Type ?u.423617\nι : Type u_3\nι' : Type ?u.423623\ninst✝⁴ : NormedField 𝕜\ninst✝³ : AddCommGroup E\ninst✝² : Module 𝕜 E\ninst✝¹ : Nonempty ι\ninst✝ : TopologicalSpace E\np : Semino...
[ 395, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 390, 1 ]
Mathlib/CategoryTheory/Limits/Preserves/Shapes/Pullbacks.lean
CategoryTheory.Limits.PreservesPushout.inr_iso_inv
[ { "state_after": "no goals", "state_before": "C : Type u₁\ninst✝⁴ : Category C\nD : Type u₂\ninst✝³ : Category D\nG : C ⥤ D\nW X Y Z : C\nh : X ⟶ Z\nk : Y ⟶ Z\nf : W ⟶ X\ng : W ⟶ Y\ncomm : f ≫ h = g ≫ k\ninst✝² : PreservesColimit (span f g) G\ninst✝¹ : HasPushout f g\ninst✝ : HasPushout (G.map f) (G.map g)\...
[ 249, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 247, 1 ]
Mathlib/Data/Set/Sups.lean
Set.singleton_infs
[]
[ 303, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 302, 1 ]
Mathlib/CategoryTheory/Closed/Cartesian.lean
CategoryTheory.CartesianClosed.uncurry_injective
[]
[ 245, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 244, 1 ]
Mathlib/Data/Finset/Card.lean
Finset.card_filter_le
[]
[ 263, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 261, 1 ]
Mathlib/RingTheory/Ideal/Operations.lean
Ideal.map_pow
[]
[ 1803, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1802, 11 ]
Mathlib/ModelTheory/Semantics.lean
FirstOrder.Language.model_nonemptyTheory_iff
[ { "state_after": "no goals", "state_before": "L : Language\nL' : Language\nM : Type w\nN : Type ?u.819644\nP : Type ?u.819647\ninst✝² : Structure L M\ninst✝¹ : Structure L N\ninst✝ : Structure L P\nα : Type u'\nβ : Type v'\nn : ℕ\nT : Theory L\n⊢ M ⊨ nonemptyTheory L ↔ Nonempty M", "tactic": "simp only ...
[ 1069, 79 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1067, 1 ]
Mathlib/Algebra/Order/Group/Abs.lean
abs_add
[]
[ 273, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 269, 1 ]
Mathlib/Data/TypeVec.lean
TypeVec.const_iff_true
[ { "state_after": "case fz\nn : ℕ\np : Prop\nn✝ : ℕ\nα : TypeVec (succ n✝)\nx : α Fin2.fz\n⊢ ofRepeat (TypeVec.const p α Fin2.fz x) ↔ p\n\ncase fs\nn : ℕ\np : Prop\nn✝ : ℕ\na✝ : Fin2 n✝\na_ih✝ : ∀ {α : TypeVec n✝} {x : α a✝}, ofRepeat (TypeVec.const p α a✝ x) ↔ p\nα : TypeVec (succ n✝)\nx : α (Fin2.fs a✝)\n⊢ ofR...
[ 507, 55 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 504, 1 ]
Mathlib/Order/Bounds/Basic.lean
MonotoneOn.map_isGreatest
[]
[ 1202, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1201, 1 ]
Mathlib/Data/Vector/Basic.lean
Vector.eq_cons_iff
[ { "state_after": "no goals", "state_before": "n : ℕ\nα : Type u_1\na : α\nv : Vector α (Nat.succ n)\nv' : Vector α n\nh : head v = a ∧ tail v = v'\n⊢ head v ::ᵥ tail v = a ::ᵥ v'", "tactic": "rw [h.1, h.2]" } ]
[ 67, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 64, 1 ]
Mathlib/Order/Basic.lean
eq_of_forall_ge_iff
[]
[ 553, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 552, 1 ]
Mathlib/Analysis/Convex/Exposed.lean
exposedPoints_subset
[]
[ 213, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 213, 1 ]
Mathlib/LinearAlgebra/Matrix/Block.lean
Matrix.blockTriangular_diagonal
[]
[ 110, 74 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 109, 1 ]
Mathlib/Data/Set/Prod.lean
Set.mem_univ_pi
[ { "state_after": "no goals", "state_before": "ι : Type u_1\nα : ι → Type u_2\nβ : ι → Type ?u.112247\ns s₁ s₂ : Set ι\nt t₁ t₂ : (i : ι) → Set (α i)\ni : ι\nf : (i : ι) → α i\n⊢ f ∈ pi univ t ↔ ∀ (i : ι), f i ∈ t i", "tactic": "simp" } ]
[ 648, 79 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 648, 1 ]
Mathlib/Data/Finset/Basic.lean
Finset.inter_subset_ite
[]
[ 1823, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1822, 1 ]
Std/Data/Int/DivMod.lean
Int.mul_div_cancel_of_mod_eq_zero
[ { "state_after": "a b : Int\nH : mod a b = 0\nthis : mod a b + b * div a b = a\n⊢ b * div a b = a", "state_before": "a b : Int\nH : mod a b = 0\n⊢ b * div a b = a", "tactic": "have := mod_add_div a b" }, { "state_after": "no goals", "state_before": "a b : Int\nH : mod a b = 0\nthis : mod a b...
[ 580, 57 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 579, 1 ]
Mathlib/Logic/Basic.lean
ite_eq_iff
[ { "state_after": "α : Sort u_1\nβ : Sort ?u.33143\nσ : α → Sort ?u.33139\nf : α → β\nP Q : Prop\ninst✝¹ : Decidable P\ninst✝ : Decidable Q\na b c : α\nA : P → α\nB : ¬P → α\n⊢ ((∃ h, a = c) ∨ ∃ h, b = c) ↔ P ∧ a = c ∨ ¬P ∧ b = c", "state_before": "α : Sort u_1\nβ : Sort ?u.33143\nσ : α → Sort ?u.33139\nf : ...
[ 1132, 67 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1131, 1 ]
Mathlib/Topology/Basic.lean
interior_mem_nhds
[]
[ 1215, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1213, 1 ]
Mathlib/Order/Lattice.lean
Antitone.map_sup
[]
[ 1202, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1200, 1 ]
Mathlib/MeasureTheory/Integral/SetIntegral.lean
ContinuousLinearEquiv.integral_comp_comm
[]
[ 1144, 64 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1143, 1 ]
Mathlib/Order/Filter/NAry.lean
Filter.mem_map₂_iff
[]
[ 60, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 59, 1 ]
Mathlib/Algebra/Group/Units.lean
Units.eq_mul_inv_iff_mul_eq
[ { "state_after": "no goals", "state_before": "α : Type u\ninst✝ : Monoid α\na✝ b✝ c u : αˣ\na b : α\nh : a = b * ↑c⁻¹\n⊢ a * ↑c = b", "tactic": "rw [h, inv_mul_cancel_right]" }, { "state_after": "no goals", "state_before": "α : Type u\ninst✝ : Monoid α\na✝ b✝ c u : αˣ\na b : α\nh : a * ↑c = ...
[ 323, 89 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 322, 1 ]
Mathlib/Algebra/Category/ModuleCat/Adjunctions.lean
CategoryTheory.Free.lift_map_single
[ { "state_after": "no goals", "state_before": "R : Type u_1\ninst✝⁴ : CommRing R\nC : Type u\ninst✝³ : Category C\nD : Type u\ninst✝² : Category D\ninst✝¹ : Preadditive D\ninst✝ : Linear R D\nF : C ⥤ D\nX Y : C\nf : X ⟶ Y\nr : R\n⊢ (lift R F).map (single f r) = r • F.map f", "tactic": "simp" } ]
[ 375, 57 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 374, 1 ]
Mathlib/Analysis/NormedSpace/ENorm.lean
ENorm.max_map
[]
[ 186, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 185, 1 ]
Mathlib/Data/Complex/Basic.lean
Complex.ofReal_eq_one
[]
[ 183, 13 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 182, 1 ]
Mathlib/Topology/Algebra/Group/Basic.lean
ContinuousOn.div'
[]
[ 1141, 80 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1140, 1 ]
Mathlib/Algebra/BigOperators/Fin.lean
Fin.prod_univ_six
[ { "state_after": "α : Type ?u.25201\nβ : Type u_1\ninst✝ : CommMonoid β\nf : Fin 6 → β\n⊢ f (↑castSucc 0) * f (↑castSucc 1) * f (↑castSucc 2) * f (↑castSucc 3) * f (↑castSucc 4) * f (last 5) =\n f 0 * f 1 * f 2 * f 3 * f 4 * f 5", "state_before": "α : Type ?u.25201\nβ : Type u_1\ninst✝ : CommMonoid β\nf ...
[ 143, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 140, 1 ]
Mathlib/Data/FunLike/Equiv.lean
EquivLike.comp_bijective
[]
[ 229, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 228, 1 ]
Mathlib/Algebra/Order/Sub/Canonical.lean
AddLECancellable.add_tsub_assoc_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\nhc : AddLECancellable c\nh : c ≤ b\na : α\n...
[ 92, 96 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 90, 11 ]
Std/Data/Array/Lemmas.lean
Array.get_eq_getElem
[]
[ 40, 83 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 40, 9 ]
Mathlib/CategoryTheory/Whiskering.lean
CategoryTheory.whiskerLeft_comp
[]
[ 145, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 143, 1 ]
Mathlib/RingTheory/Subsemiring/Basic.lean
Subsemiring.coe_equivMapOfInjective_apply
[]
[ 587, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 585, 1 ]
Mathlib/Data/Real/ENNReal.lean
ENNReal.lt_top_of_sum_ne_top
[]
[ 1237, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1235, 1 ]
Mathlib/Data/Sign.lean
Int.sign_eq_sign
[ { "state_after": "no goals", "state_before": "α : Type ?u.128001\nn : ℤ\n⊢ sign n = ↑(↑SignType.sign n)", "tactic": "obtain (n | _) | _ := n <;> simp [sign, Int.sign_neg, negSucc_lt_zero]" } ]
[ 486, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 485, 1 ]
Mathlib/CategoryTheory/PUnit.lean
CategoryTheory.Functor.pUnit_ext'
[ { "state_after": "no goals", "state_before": "C : Type u\ninst✝ : Category C\nF G : C ⥤ Discrete PUnit\nX : C\n⊢ F.obj X = G.obj X", "tactic": "simp only [eq_iff_true_of_subsingleton]" } ]
[ 52, 66 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 51, 1 ]
Mathlib/Data/Int/ModEq.lean
Int.ModEq.trans
[]
[ 67, 11 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 66, 11 ]
Mathlib/LinearAlgebra/Dual.lean
Submodule.le_dualAnnihilator_iff_le_dualCoannihilator
[]
[ 848, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 846, 1 ]
Mathlib/Analysis/Calculus/FDeriv/Basic.lean
fderivWithin_eventually_congr_set'
[]
[ 816, 75 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 814, 1 ]
Std/Logic.lean
exists_apply_eq_apply
[]
[ 485, 90 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 485, 9 ]
Mathlib/GroupTheory/OrderOfElement.lean
zpow_eq_mod_orderOf
[ { "state_after": "no goals", "state_before": "G : Type u\nA : Type v\nx y : G\na b : A\nn m : ℕ\ninst✝¹ : Group G\ninst✝ : AddGroup A\ni : ℤ\n⊢ x ^ i = ?m.909316", "tactic": "rw [← Int.emod_add_ediv i (orderOf x)]" }, { "state_after": "no goals", "state_before": "G : Type u\nA : Type v\nx y ...
[ 579, 86 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 576, 1 ]
Mathlib/Topology/MetricSpace/EMetricSpace.lean
EMetric.totallyBounded_iff
[]
[ 764, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 759, 1 ]
Mathlib/MeasureTheory/Decomposition/Lebesgue.lean
MeasureTheory.SignedMeasure.rnDeriv_smul
[ { "state_after": "α : Type u_1\nβ : Type ?u.647949\nm : MeasurableSpace α\nμ✝ ν : Measure α\ns✝ t s : SignedMeasure α\nμ : Measure α\ninst✝ : HaveLebesgueDecomposition s μ\nr : ℝ\n⊢ withDensityᵥ μ (rnDeriv (r • s) μ) = withDensityᵥ μ (r • rnDeriv s μ)", "state_before": "α : Type u_1\nβ : Type ?u.647949\nm :...
[ 1164, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1155, 1 ]
Mathlib/RingTheory/Subring/Pointwise.lean
Subring.subset_pointwise_smul_iff
[]
[ 136, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 135, 1 ]
Mathlib/Algebra/TrivSqZeroExt.lean
TrivSqZeroExt.fst_mk
[]
[ 101, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 100, 1 ]
Mathlib/Data/Complex/Exponential.lean
Real.cos_two_mul
[ { "state_after": "no goals", "state_before": "x y : ℝ\n⊢ ↑(cos (2 * x)) = ↑(2 * cos x ^ 2 - 1)", "tactic": "simp [cos_two_mul]" } ]
[ 1283, 44 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1282, 8 ]
Mathlib/MeasureTheory/Measure/Regular.lean
IsOpen.measure_eq_iSup_isClosed
[]
[ 572, 48 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 570, 1 ]
Mathlib/Data/List/BigOperators/Basic.lean
List.prod_isUnit
[ { "state_after": "no goals", "state_before": "ι : Type ?u.48568\nα : Type ?u.48571\nM : Type u_1\nN : Type ?u.48577\nP : Type ?u.48580\nM₀ : Type ?u.48583\nG : Type ?u.48586\nR : Type ?u.48589\ninst✝² : Monoid M\ninst✝¹ : Monoid N\ninst✝ : Monoid P\nl l₁ l₂ : List M\na : M\nx✝ : ∀ (m : M), m ∈ [] → IsUnit m...
[ 149, 100 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 145, 1 ]
Mathlib/Analysis/InnerProductSpace/l2Space.lean
HilbertBasis.hasSum_repr
[ { "state_after": "no goals", "state_before": "ι : 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.790578\ninst✝¹ : (i : ι) → NormedAddCommGroup (G i)\ninst✝ : (i : ι) → InnerProductSpace 𝕜 (G ...
[ 475, 89 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 474, 11 ]
Mathlib/Algebra/BigOperators/Multiset/Basic.lean
Multiset.prod_add
[ { "state_after": "no goals", "state_before": "ι : Type ?u.13316\nα : Type u_1\nβ : Type ?u.13322\nγ : Type ?u.13325\ninst✝ : CommMonoid α\ns✝ t✝ : Multiset α\na : α\nm : Multiset ι\nf g : ι → α\ns t : Multiset α\nl₁ l₂ : List α\n⊢ prod (Quotient.mk (List.isSetoid α) l₁ + Quotient.mk (List.isSetoid α) l₂) =\...
[ 119, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 118, 1 ]
Mathlib/Data/List/Chain.lean
List.chain'_cons
[]
[ 204, 13 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 203, 1 ]
Mathlib/Topology/ContinuousFunction/Bounded.lean
BoundedContinuousFunction.coe_mul
[]
[ 1237, 57 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1237, 1 ]
Mathlib/Data/IsROrC/Basic.lean
IsROrC.sub_conj
[ { "state_after": "no goals", "state_before": "K : Type u_1\nE : Type ?u.2979461\ninst✝ : IsROrC K\nz : K\n⊢ z - ↑(starRingEnd K) z = ↑(↑re z) + ↑(↑im z) * I - (↑(↑re z) - ↑(↑im z) * I)", "tactic": "rw [re_add_im, ← conj_eq_re_sub_im]" }, { "state_after": "no goals", "state_before": "K : Type...
[ 385, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 382, 1 ]
Mathlib/CategoryTheory/Simple.lean
CategoryTheory.simple_of_cosimple
[ { "state_after": "case mp\nC : Type u\ninst✝¹ : Category C\ninst✝ : Abelian C\nX : C\nh : ∀ {Z : C} (f : X ⟶ Z) [inst : Epi f], IsIso f ↔ f ≠ 0\nY : C\nf : Y ⟶ X\nI : Mono f\n⊢ IsIso f → f ≠ 0\n\ncase mpr\nC : Type u\ninst✝¹ : Category C\ninst✝ : Abelian C\nX : C\nh : ∀ {Z : C} (f : X ⟶ Z) [inst : Epi f], IsIso...
[ 163, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 149, 1 ]
Mathlib/Order/Basic.lean
Prod.le_def
[]
[ 1193, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1192, 1 ]
Mathlib/Data/List/Sort.lean
List.sublist_of_subperm_of_sorted
[ { "state_after": "α : Type uu\nr : α → α → Prop\na : α\nl : List α\ninst✝ : IsAntisymm α r\nl₁ l₂ : List α\np : l₁ <+~ l₂\ns₁ : Sorted r l₁\ns₂ : Sorted r l₂\nw✝ : List α\nh : w✝ ~ l₁\nh' : w✝ <+ l₂\n⊢ l₁ <+ l₂", "state_before": "α : Type uu\nr : α → α → Prop\na : α\nl : List α\ninst✝ : IsAntisymm α r\nl₁ l...
[ 105, 52 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 102, 1 ]
Mathlib/Algebra/Algebra/Bilinear.lean
LinearMap.mulRight_toAddMonoidHom
[]
[ 70, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 69, 1 ]
Mathlib/Order/Heyting/Hom.lean
CoheytingHom.coe_id
[]
[ 431, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 430, 1 ]
Mathlib/Order/LocallyFinite.lean
Finset.coe_Iic
[]
[ 430, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 429, 1 ]
Mathlib/Analysis/MeanInequalitiesPow.lean
NNReal.pow_arith_mean_le_arith_mean_pow
[ { "state_after": "no goals", "state_before": "ι : Type u\ns : Finset ι\nw z : ι → ℝ≥0\nhw' : ∑ i in s, w i = 1\nn : ℕ\n⊢ (∑ i in s, w i * z i) ^ n ≤ ∑ i in s, w i * z i ^ n", "tactic": "exact_mod_cast\n Real.pow_arith_mean_le_arith_mean_pow s _ _ (fun i _ => (w i).coe_nonneg)\n (by exact_mod_cast hw...
[ 127, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 123, 1 ]
Mathlib/Algebra/Hom/Group.lean
invMonoidHom_apply
[]
[ 989, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 989, 1 ]
Mathlib/LinearAlgebra/Matrix/SpecialLinearGroup.lean
Matrix.SpecialLinearGroup.toLin'_symm_to_linearMap
[]
[ 211, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 209, 1 ]
Mathlib/Order/Hom/Lattice.lean
LatticeHom.toFun_eq_coe
[]
[ 1054, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1054, 1 ]