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Mathlib/MeasureTheory/MeasurableSpace.lean
MeasurableSpace.le_map_comap
[]
[ 184, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 183, 1 ]
Mathlib/GroupTheory/Perm/Cycle/Basic.lean
Equiv.Perm.isCycleOn_support_cycleOf
[ { "state_after": "case refine_1\nι : Type ?u.2583510\nα : Type u_1\nβ : Type ?u.2583516\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\nf✝ g : Perm α\nx✝¹ y : α\nf : Perm α\nx x✝ : α\nh : ↑f x✝ ∈ ↑(support (cycleOf f x))\n⊢ SameCycle f x x✝ ∧ x ∈ support f\n\ncase refine_2\nι : Type ?u.2583510\nα : Type u_1\nβ : Ty...
[ 1193, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1183, 1 ]
Mathlib/Data/Finset/Lattice.lean
Finset.iInf_singleton
[ { "state_after": "no goals", "state_before": "F : Type ?u.430806\nα : Type u_2\nβ : Type u_1\nγ : Type ?u.430815\nι : Type ?u.430818\nκ : Type ?u.430821\ninst✝ : CompleteLattice β\na : α\ns : α → β\n⊢ (⨅ (x : α) (_ : x ∈ {a}), s x) = s a", "tactic": "simp" } ]
[ 1935, 92 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1935, 1 ]
Mathlib/Data/Stream/Init.lean
Stream'.interchange
[]
[ 752, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 750, 1 ]
src/lean/Init/SimpLemmas.lean
ite_congr
[ { "state_after": "no goals", "state_before": "α : Sort u_1\nb c : Prop\nx y u v : α\ns : Decidable b\ninst✝ : Decidable c\nh₁ : b = c\nh₂ : c → x = u\nh₃ : ¬c → y = v\n⊢ ite b x y = ite c u v", "tactic": "cases Decidable.em c with\n| inl h => rw [if_pos h]; subst b; rw [if_pos h]; exact h₂ h\n| inr h =>...
[ 60, 63 ]
d5348dfac847a56a4595fb6230fd0708dcb4e7e9
https://github.com/leanprover/lean4
[ 56, 1 ]
Mathlib/Algebra/Order/Field/Basic.lean
add_halves
[ { "state_after": "no goals", "state_before": "ι : Type ?u.89441\nα : Type u_1\nβ : Type ?u.89447\ninst✝ : LinearOrderedSemifield α\na✝ b c d e : α\nm n : ℤ\na : α\n⊢ a / 2 + a / 2 = a", "tactic": "rw [div_add_div_same, ← two_mul, mul_div_cancel_left a two_ne_zero]" } ]
[ 498, 70 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 497, 1 ]
Mathlib/Data/Finset/Basic.lean
Finset.subset_insert_iff_of_not_mem
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.218847\nγ : Type ?u.218850\ninst✝ : DecidableEq α\ns t u v : Finset α\na b : α\nh : ¬a ∈ s\n⊢ s ⊆ insert a t ↔ s ⊆ t", "tactic": "rw [subset_insert_iff, erase_eq_of_not_mem h]" } ]
[ 2003, 48 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2002, 1 ]
Mathlib/Deprecated/Subfield.lean
Field.ring_closure_subset
[]
[ 92, 81 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 91, 1 ]
Mathlib/GroupTheory/Perm/Basic.lean
Equiv.Perm.extendDomain_eq_one_iff
[]
[ 341, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 340, 1 ]
Mathlib/Order/Lattice.lean
inf_lt_of_left_lt
[]
[ 420, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 419, 1 ]
Mathlib/Probability/ConditionalProbability.lean
ProbabilityTheory.cond_pos_of_inter_ne_zero
[ { "state_after": "Ω : Type u_1\nm : MeasurableSpace Ω\nμ : MeasureTheory.Measure Ω\ns t : Set Ω\ninst✝ : IsFiniteMeasure μ\nhms : MeasurableSet s\nhci : ↑↑μ (s ∩ t) ≠ 0\n⊢ 0 < (↑↑μ s)⁻¹ * ↑↑μ (s ∩ t)", "state_before": "Ω : Type u_1\nm : MeasurableSpace Ω\nμ : MeasureTheory.Measure Ω\ns t : Set Ω\ninst✝ : Is...
[ 124, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 120, 1 ]
Mathlib/Data/Set/Intervals/SurjOn.lean
surjOn_Ici_of_monotone_surjective
[ { "state_after": "α : Type u_1\nβ : Type u_2\ninst✝¹ : LinearOrder α\ninst✝ : PartialOrder β\nf : α → β\nh_mono : Monotone f\nh_surj : Surjective f\na : α\n⊢ SurjOn f (Ioi a ∪ {a}) (Ioi (f a) ∪ {f a})", "state_before": "α : Type u_1\nβ : Type u_2\ninst✝¹ : LinearOrder α\ninst✝ : PartialOrder β\nf : α → β\nh...
[ 84, 52 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 79, 1 ]
Mathlib/Algebra/Order/Ring/Defs.lean
mul_le_mul_of_nonpos_right
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type ?u.34618\ninst✝ : OrderedRing α\na b c d : α\nh : b ≤ a\nhc : c ≤ 0\n⊢ a * c ≤ b * c", "tactic": "simpa only [mul_neg, neg_le_neg_iff] using mul_le_mul_of_nonneg_right h (neg_nonneg.2 hc)" } ]
[ 356, 92 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 355, 1 ]
Mathlib/Data/Fin/Basic.lean
Fin.castAdd_lt
[ { "state_after": "no goals", "state_before": "n✝ m✝ m n : ℕ\ni : Fin m\n⊢ ↑(↑(castAdd n) i) < m", "tactic": "simp" } ]
[ 1142, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1141, 1 ]
Mathlib/Order/Filter/Lift.lean
Filter.principal_le_lift'
[]
[ 337, 11 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 336, 1 ]
Mathlib/GroupTheory/Perm/Cycle/Basic.lean
Equiv.Perm.Disjoint.isConj_mul
[ { "state_after": "case intro\nι : Type ?u.3042712\nα✝ : Type ?u.3042715\nβ : Type ?u.3042718\ninst✝² : DecidableEq α✝\ninst✝¹ : Fintype α✝\nσ✝ τ✝ : Perm α✝\nα : Type u_1\ninst✝ : Finite α\nσ τ π ρ : Perm α\nhc1 : IsConj σ π\nhc2 : IsConj τ ρ\nhd1 : Disjoint σ τ\nhd2 : Disjoint π ρ\nval✝ : Fintype α\n⊢ IsConj (σ...
[ 1815, 74 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1771, 1 ]
Mathlib/MeasureTheory/Group/Pointwise.lean
MeasurableSet.const_smul₀
[ { "state_after": "case inl\nG₀ : Type u_1\nα : Type u_2\ninst✝⁶ : GroupWithZero G₀\ninst✝⁵ : Zero α\ninst✝⁴ : MulActionWithZero G₀ α\ninst✝³ : MeasurableSpace G₀\ninst✝² : MeasurableSpace α\ninst✝¹ : MeasurableSMul G₀ α\ninst✝ : MeasurableSingletonClass α\ns : Set α\nhs : MeasurableSet s\n⊢ MeasurableSet (0 • s...
[ 47, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 42, 1 ]
Mathlib/Topology/Algebra/InfiniteSum/Basic.lean
tsum_eq_single
[]
[ 524, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 522, 1 ]
Mathlib/Analysis/SpecialFunctions/Trigonometric/Inverse.lean
Real.range_arcsin
[ { "state_after": "⊢ Subtype.val '' range (IccExtend arcsin.proof_2 ↑(OrderIso.symm sinOrderIso)) = Icc (-(π / 2)) (π / 2)", "state_before": "⊢ range arcsin = Icc (-(π / 2)) (π / 2)", "tactic": "rw [arcsin, range_comp Subtype.val]" }, { "state_after": "no goals", "state_before": "⊢ Subtype.va...
[ 48, 13 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 46, 1 ]
Mathlib/Order/Filter/AtTopBot.lean
Filter.tendsto_Iio_atBot
[ { "state_after": "ι : Type ?u.334826\nι' : Type ?u.334829\nα : Type u_1\nβ : Type u_2\nγ : Type ?u.334838\ninst✝ : SemilatticeInf α\na : α\nf : β → ↑(Iio a)\nl : Filter β\n⊢ Tendsto (Subtype.val ∘ f) l atBot ↔ Tendsto (fun x => ↑(f x)) l atBot", "state_before": "ι : Type ?u.334826\nι' : Type ?u.334829\nα : ...
[ 1602, 44 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1600, 1 ]
Mathlib/Analysis/NormedSpace/Units.lean
NormedRing.inverse_add
[ { "state_after": "R : Type u_1\ninst✝¹ : NormedRing R\ninst✝ : CompleteSpace R\nx : Rˣ\n✝ : Nontrivial R\n⊢ ∀ᶠ (t : R) in 𝓝 0, inverse (↑x + t) = inverse (1 + ↑x⁻¹ * t) * ↑x⁻¹", "state_before": "R : Type u_1\ninst✝¹ : NormedRing R\ninst✝ : CompleteSpace R\nx : Rˣ\n⊢ ∀ᶠ (t : R) in 𝓝 0, inverse (↑x + t) = i...
[ 129, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 122, 1 ]
Mathlib/LinearAlgebra/Basis.lean
Basis.ext
[ { "state_after": "case h\nι : Type u_5\nι' : Type ?u.181637\nR : Type u_1\nR₂ : Type ?u.181643\nK : Type ?u.181646\nM : Type u_3\nM' : Type ?u.181652\nM'' : Type ?u.181655\nV : Type u\nV' : Type ?u.181660\ninst✝⁹ : Semiring R\ninst✝⁸ : AddCommMonoid M\ninst✝⁷ : Module R M\ninst✝⁶ : AddCommMonoid M'\ninst✝⁵ : Mo...
[ 281, 57 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 278, 1 ]
Std/Data/Rat/Lemmas.lean
Rat.divInt_add_divInt
[ { "state_after": "no goals", "state_before": "n₁ n₂ d₁ d₂ : Int\nz₁ : d₁ ≠ 0\nz₂ : d₂ ≠ 0\n⊢ n₁ /. d₁ + n₂ /. d₂ = (n₁ * d₂ + n₂ * d₁) /. (d₁ * d₂)", "tactic": "rcases Int.eq_nat_or_neg d₁ with ⟨_, rfl | rfl⟩ <;>\nrcases Int.eq_nat_or_neg d₂ with ⟨_, rfl | rfl⟩ <;>\nsimp_all [Int.ofNat_eq_zero, Int.neg_...
[ 204, 68 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 199, 1 ]
Mathlib/RingTheory/JacobsonIdeal.lean
Ideal.IsLocal.mem_jacobson_or_exists_inv
[ { "state_after": "R : Type u\nS : Type v\ninst✝ : CommRing R\nI : Ideal R\nhi : IsLocal I\nx : R\nh : I ⊔ span {x} = ⊤\np : R\nhpi : p ∈ I\nq : R\nhq : q ∈ span {x}\nhpq : p + q = 1\nr : R\nhr : q = x * r\n⊢ -p ∈ I", "state_before": "R : Type u\nS : Type v\ninst✝ : CommRing R\nI : Ideal R\nhi : IsLocal I\nx...
[ 396, 97 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 387, 1 ]
Mathlib/Algebra/BigOperators/Pi.lean
Pi.list_prod_apply
[]
[ 31, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 29, 1 ]
Mathlib/Topology/Connected.lean
IsPreconnected.union'
[ { "state_after": "case intro.intro\nα : Type u\nβ : Type v\nι : Type ?u.4171\nπ : ι → Type ?u.4176\ninst✝ : TopologicalSpace α\ns✝ t✝ u v s t : Set α\nhs : IsPreconnected s\nht : IsPreconnected t\nx : α\nhxs : x ∈ s\nhxt : x ∈ t\n⊢ IsPreconnected (s ∪ t)", "state_before": "α : Type u\nβ : Type v\nι : Type ?...
[ 151, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 148, 1 ]
Mathlib/Topology/ContinuousFunction/Algebra.lean
ContinuousMap.hasSum_apply
[ { "state_after": "α : Type u_2\nβ : Type u_3\ninst✝⁴ : TopologicalSpace α\ninst✝³ : TopologicalSpace β\nγ : Type u_1\ninst✝² : LocallyCompactSpace α\ninst✝¹ : AddCommMonoid β\ninst✝ : ContinuousAdd β\nf : γ → C(α, β)\ng : C(α, β)\nhf : HasSum f g\nx : α\nevₓ : C(α, β) →+ β := AddMonoidHom.comp (Pi.evalAddMonoid...
[ 431, 60 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 427, 1 ]
Mathlib/Data/IsROrC/Basic.lean
IsROrC.ofRealLi_apply
[]
[ 1000, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 999, 1 ]
Mathlib/CategoryTheory/Category/TwoP.lean
TwoP_swap_comp_forget_to_Bipointed
[]
[ 114, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 112, 1 ]
Mathlib/Algebra/Field/ULift.lean
ULift.down_ratCast
[]
[ 36, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 35, 1 ]
Mathlib/Order/Monotone/Basic.lean
StrictMono.comp_strictAnti
[]
[ 679, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 678, 1 ]
Mathlib/Data/Pi/Lex.lean
Pi.lex_desc
[ { "state_after": "no goals", "state_before": "ι : Type u_2\nβ : ι → Type ?u.33701\nr : ι → ι → Prop\ns : {i : ι} → β i → β i → Prop\nα : Type u_1\ninst✝² : Preorder ι\ninst✝¹ : DecidableEq ι\ninst✝ : Preorder α\nf : ι → α\ni j : ι\nh₁ : i < j\nh₂ : f j < f i\n⊢ (fun x x_1 x_2 => x_1 < x_2) i (↑toLex (f ∘ ↑(...
[ 245, 86 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 242, 1 ]
Mathlib/Order/Filter/Bases.lean
Filter.HasAntitoneBasis.hasBasis_ge
[]
[ 1063, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1060, 1 ]
Mathlib/Topology/Instances/AddCircle.lean
AddCircle.gcd_mul_addOrderOf_div_eq
[ { "state_after": "𝕜 : Type u_1\nB : Type ?u.183351\ninst✝² : LinearOrderedField 𝕜\ninst✝¹ : TopologicalSpace 𝕜\ninst✝ : OrderTopology 𝕜\np q : 𝕜\nhp : Fact (0 < p)\nn m : ℕ\nhn : 0 < n\n⊢ Nat.gcd m n * (addOrderOf ↑(p / ↑n) / Nat.gcd (addOrderOf ↑(p / ↑n)) m) = n\n\ncase h\n𝕜 : Type u_1\nB : Type ?u.18335...
[ 392, 13 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 386, 1 ]
Mathlib/LinearAlgebra/Dimension.lean
cardinal_lift_le_rank_of_linearIndependent
[ { "state_after": "case a\nK : Type u\nV V₁ V₂ V₃ : Type v\nV' V'₁ : Type v'\nV'' : Type v''\nι✝ : Type w\nι' : Type w'\nη : Type u₁'\nφ : η → Type ?u.100046\nR : Type u\ninst✝⁷ : Ring R\nM : Type v\ninst✝⁶ : AddCommGroup M\ninst✝⁵ : Module R M\nM' : Type v'\ninst✝⁴ : AddCommGroup M'\ninst✝³ : Module R M'\nM₁ : ...
[ 256, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 247, 1 ]
Mathlib/Data/List/Basic.lean
List.get_enumFrom
[ { "state_after": "no goals", "state_before": "ι : Type ?u.450946\nα : Type u\nβ : Type v\nγ : Type w\nδ : Type x\nl₁ l₂ l : List α\nn : ℕ\ni : Fin (length (enumFrom n l))\n⊢ ↑i < length l", "tactic": "simpa [length_enumFrom] using i.2" }, { "state_after": "ι : Type ?u.450946\nα : Type u\nβ : Typ...
[ 3947, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 3943, 1 ]
Mathlib/Algebra/ContinuedFractions/TerminatedStable.lean
GeneralizedContinuedFraction.continuants_stable_of_terminated
[ { "state_after": "no goals", "state_before": "K : Type u_1\ng : GeneralizedContinuedFraction K\nn m : ℕ\ninst✝ : DivisionRing K\nn_le_m : n ≤ m\nterminated_at_n : TerminatedAt g n\n⊢ continuants g m = continuants g n", "tactic": "simp only [nth_cont_eq_succ_nth_cont_aux,\n continuantsAux_stable_of_term...
[ 75, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 72, 1 ]
Mathlib/Algebra/Quaternion.lean
QuaternionAlgebra.sub_imK
[]
[ 279, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 279, 9 ]
Mathlib/Topology/MetricSpace/ThickenedIndicator.lean
thickenedIndicator_mono
[ { "state_after": "α : Type u_1\ninst✝ : PseudoEMetricSpace α\nδ₁ δ₂ : ℝ\nδ₁_pos : 0 < δ₁\nδ₂_pos : 0 < δ₂\nhle : δ₁ ≤ δ₂\nE : Set α\nx : α\n⊢ ↑(thickenedIndicator δ₁_pos E) x ≤ ↑(thickenedIndicator δ₂_pos E) x", "state_before": "α : Type u_1\ninst✝ : PseudoEMetricSpace α\nδ₁ δ₂ : ℝ\nδ₁_pos : 0 < δ₁\nδ₂_pos ...
[ 224, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 220, 1 ]
Mathlib/Order/Heyting/Basic.lean
le_sdiff_sup
[ { "state_after": "no goals", "state_before": "ι : Type ?u.90830\nα : Type u_1\nβ : Type ?u.90836\ninst✝ : GeneralizedCoheytingAlgebra α\na b c d : α\n⊢ a ≤ a \\ b ⊔ b", "tactic": "rw [sup_comm, ← sdiff_le_iff]" } ]
[ 537, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 537, 1 ]
Mathlib/Analysis/InnerProductSpace/Projection.lean
orthogonalProjection_tendsto_closure_iSup
[ { "state_after": "case inl\n𝕜 : Type u_3\nE : Type u_1\nF : Type ?u.850669\ninst✝⁷ : IsROrC 𝕜\ninst✝⁶ : NormedAddCommGroup E\ninst✝⁵ : NormedAddCommGroup F\ninst✝⁴ : InnerProductSpace 𝕜 E\ninst✝³ : InnerProductSpace ℝ F\nK : Submodule 𝕜 E\ninst✝² : CompleteSpace E\nι : Type u_2\ninst✝¹ : SemilatticeSup ι\nU...
[ 908, 72 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 884, 1 ]
Mathlib/Data/Polynomial/Module.lean
PolynomialModule.comp_smul
[ { "state_after": "R : Type u_1\nM : Type u_2\ninst✝¹² : CommRing R\ninst✝¹¹ : AddCommGroup M\ninst✝¹⁰ : Module R M\nI : Ideal R\nS : Type ?u.708718\ninst✝⁹ : CommSemiring S\ninst✝⁸ : Algebra S R\ninst✝⁷ : Module S M\ninst✝⁶ : IsScalarTower S R M\nR' : Type ?u.711370\nM' : Type ?u.711373\ninst✝⁵ : CommRing R'\ni...
[ 352, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 349, 1 ]
Mathlib/Topology/Algebra/InfiniteSum/Basic.lean
sum_add_tsum_nat_add'
[]
[ 966, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 963, 1 ]
Mathlib/Analysis/NormedSpace/lpSpace.lean
lp.single_neg
[ { "state_after": "α : Type u_1\nE : α → Type u_2\np✝ q : ℝ≥0∞\ninst✝⁴ : (i : α) → NormedAddCommGroup (E i)\n𝕜 : Type ?u.866464\ninst✝³ : NormedRing 𝕜\ninst✝² : (i : α) → Module 𝕜 (E i)\ninst✝¹ : ∀ (i : α), BoundedSMul 𝕜 (E i)\ninst✝ : DecidableEq α\np : ℝ≥0∞\ni : α\na : E i\nj : α\n⊢ ↑(lp.single p i (-a)) j...
[ 1021, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1016, 11 ]
Std/Data/BinomialHeap.lean
Std.BinomialHeapImp.Heap.rankGT.le_trans
[]
[ 355, 40 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 352, 1 ]
Mathlib/Data/Stream/Init.lean
Stream'.even_tail
[]
[ 481, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 480, 1 ]
Mathlib/Analysis/Calculus/ContDiff.lean
ContDiffOn.div
[]
[ 1728, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1726, 1 ]
Mathlib/Data/Set/Ncard.lean
Set.ncard_eq_one
[ { "state_after": "α : Type u_1\nβ : Type ?u.138753\ns t : Set α\na b x y : α\nf : α → β\nh : ncard s = 1\n⊢ ∃ a, s = {a}", "state_before": "α : Type u_1\nβ : Type ?u.138753\ns t : Set α\na b x y : α\nf : α → β\n⊢ ncard s = 1 ↔ ∃ a, s = {a}", "tactic": "refine' ⟨fun h ↦ _, by rintro ⟨a, rfl⟩; rw [ncard_s...
[ 644, 11 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 637, 9 ]
Mathlib/Data/Real/NNReal.lean
Real.le_toNNReal_iff_coe_le
[ { "state_after": "no goals", "state_before": "r : ℝ≥0\np : ℝ\nhp : 0 ≤ p\n⊢ r ≤ toNNReal p ↔ ↑r ≤ p", "tactic": "rw [← NNReal.coe_le_coe, Real.coe_toNNReal p hp]" } ]
[ 678, 51 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 677, 1 ]
Mathlib/FieldTheory/RatFunc.lean
RatFunc.toFractionRing_smul
[ { "state_after": "case ofFractionRing\nK : Type u\ninst✝¹ : CommRing K\nR : Type u_1\ninst✝ : SMul R (FractionRing K[X])\nc : R\ntoFractionRing✝ : FractionRing K[X]\n⊢ (c • { toFractionRing := toFractionRing✝ }).toFractionRing = c • { toFractionRing := toFractionRing✝ }.toFractionRing", "state_before": "K :...
[ 455, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 452, 1 ]
Mathlib/Algebra/Module/Equiv.lean
LinearEquiv.map_smul
[]
[ 506, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 505, 1 ]
Mathlib/CategoryTheory/Functor/EpiMono.lean
CategoryTheory.Functor.reflectsEpimorphisms_of_preserves_of_reflects
[]
[ 116, 87 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 114, 1 ]
Mathlib/ModelTheory/LanguageMap.lean
FirstOrder.Language.LHom.sumMap_comp_inr
[]
[ 221, 58 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 220, 1 ]
Mathlib/Data/Polynomial/Div.lean
Polynomial.modByMonic_eq_self_iff
[ { "state_after": "R : Type u\nS : Type v\nT : Type w\nA : Type z\na b : R\nn : ℕ\ninst✝¹ : Ring R\np q : R[X]\ninst✝ : Nontrivial R\nhq : Monic q\nh : degree p < degree q\nthis : ¬degree q ≤ degree p\n⊢ p %ₘ q = p", "state_before": "R : Type u\nS : Type v\nT : Type w\nA : Type z\na b : R\nn : ℕ\ninst✝¹ : Ri...
[ 217, 91 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 214, 1 ]
Mathlib/Analysis/Asymptotics/Asymptotics.lean
Asymptotics.isLittleO_top
[ { "state_after": "α : Type u_1\nβ : Type ?u.285927\nE : Type ?u.285930\nF : Type ?u.285933\nG : Type ?u.285936\nE' : Type ?u.285939\nF' : Type ?u.285942\nG' : Type ?u.285945\nE'' : Type u_2\nF'' : Type u_3\nG'' : Type ?u.285954\nR : Type ?u.285957\nR' : Type ?u.285960\n𝕜 : Type ?u.285963\n𝕜' : Type ?u.285966\...
[ 1291, 79 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1282, 1 ]
Mathlib/GroupTheory/Exponent.lean
Monoid.exponentExists_iff_ne_zero
[ { "state_after": "G : Type u\ninst✝ : Monoid G\n⊢ ExponentExists G ↔ (if h : ExponentExists G then Nat.find h else 0) ≠ 0", "state_before": "G : Type u\ninst✝ : Monoid G\n⊢ ExponentExists G ↔ exponent G ≠ 0", "tactic": "rw [exponent]" }, { "state_after": "case inl\nG : Type u\ninst✝ : Monoid G\n...
[ 86, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 81, 1 ]
Mathlib/Order/Filter/Basic.lean
Filter.NeBot.comap_of_image_mem
[]
[ 2442, 71 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2440, 1 ]
Mathlib/MeasureTheory/Measure/OuterMeasure.lean
MeasureTheory.OuterMeasure.top_caratheodory
[ { "state_after": "no goals", "state_before": "α : Type u_1\ns : Set α\nx✝ : MeasurableSet s\nt : Set α\nht : t = ∅\n⊢ ↑⊤ (t ∩ s) + ↑⊤ (t \\ s) ≤ ↑⊤ t", "tactic": "simp [ht]" }, { "state_after": "no goals", "state_before": "α : Type u_1\ns : Set α\nx✝ : MeasurableSet s\nt : Set α\nht : Set.No...
[ 1106, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1102, 1 ]
Mathlib/MeasureTheory/Function/SimpleFunc.lean
Measurable.ennreal_induction
[ { "state_after": "case h.e'_1\nα : Type u_1\ninst✝ : MeasurableSpace α\nP : (α → ℝ≥0∞) → Prop\nh_ind : ∀ (c : ℝ≥0∞) ⦃s : Set α⦄, MeasurableSet s → P (Set.indicator s fun x => c)\nh_add : ∀ ⦃f g : α → ℝ≥0∞⦄, Disjoint (support f) (support g) → Measurable f → Measurable g → P f → P g → P (f + g)\nh_iSup :\n ∀ ⦃f ...
[ 1351, 87 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1337, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/Pullbacks.lean
CategoryTheory.Limits.hasPushouts_of_hasColimit_span
[]
[ 2680, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2678, 1 ]
Mathlib/Data/Nat/Bitwise.lean
Nat.lt_of_testBit
[ { "state_after": "case z\nn m✝ i✝ : ℕ\nhn✝ : testBit n i✝ = false\nhm✝ : testBit m✝ i✝ = true\nhnm✝ : ∀ (j : ℕ), i✝ < j → testBit n j = testBit m✝ j\nm i : ℕ\nhn : testBit 0 i = false\nhm : testBit m i = true\nhnm : ∀ (j : ℕ), i < j → testBit 0 j = testBit m j\n⊢ 0 < m\n\ncase f\nn✝ m✝ i✝ : ℕ\nhn✝ : testBit n✝ ...
[ 138, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 116, 1 ]
Mathlib/Algebra/TrivSqZeroExt.lean
TrivSqZeroExt.liftAux_inrHom
[]
[ 833, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 832, 1 ]
Mathlib/GroupTheory/Subsemigroup/Basic.lean
Subsemigroup.mem_iSup
[ { "state_after": "M : Type u_2\nN : Type ?u.21456\nA : Type ?u.21459\ninst✝¹ : Mul M\ns : Set M\ninst✝ : Add A\nt : Set A\nS : Subsemigroup M\nι : Sort u_1\np : ι → Subsemigroup M\nm : M\n⊢ (∀ (b : Subsemigroup M), (∀ (i : ι), p i ≤ b) → closure {m} ≤ b) ↔\n ∀ (N : Subsemigroup M), (∀ (i : ι), p i ≤ N) → m ∈...
[ 454, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 451, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/Biproducts.lean
CategoryTheory.Limits.biprod.isoProd_inv
[ { "state_after": "no goals", "state_before": "J : Type w\nC : Type u\ninst✝² : Category C\ninst✝¹ : HasZeroMorphisms C\nP Q X Y : C\ninst✝ : HasBinaryBiproduct X Y\n⊢ (isoProd X Y).inv = lift prod.fst prod.snd", "tactic": "apply biprod.hom_ext <;> simp [Iso.inv_comp_eq]" } ]
[ 1448, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1446, 1 ]
Mathlib/SetTheory/ZFC/Basic.lean
PSet.lift_mem_embed
[]
[ 527, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 526, 1 ]
Mathlib/SetTheory/Cardinal/Basic.lean
Cardinal.add_lt_aleph0_iff
[]
[ 1531, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1529, 1 ]
Mathlib/RingTheory/Algebraic.lean
AlgHom.bijective
[]
[ 278, 57 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 277, 1 ]
Mathlib/LinearAlgebra/AffineSpace/AffineSubspace.lean
AffineSubspace.ext
[]
[ 357, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 356, 1 ]
Mathlib/Data/Set/Prod.lean
Set.image_prod_mk_subset_prod
[ { "state_after": "case intro.intro\nα : Type u_1\nβ : Type u_3\nγ : Type u_2\nδ : Type ?u.83491\ns✝ s₁ s₂ : Set α\nt t₁ t₂ : Set β\na : α\nb : β\nf : α → β\ng : α → γ\ns : Set α\nx : α\nhx : x ∈ s\n⊢ (fun x => (f x, g x)) x ∈ (f '' s) ×ˢ (g '' s)", "state_before": "α : Type u_1\nβ : Type u_3\nγ : Type u_2\n...
[ 335, 68 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 332, 1 ]
Mathlib/Algebra/Module/Submodule/Lattice.lean
Submodule.sum_mem_biSup
[]
[ 314, 70 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 312, 1 ]
Mathlib/Algebra/BigOperators/Multiset/Basic.lean
Multiset.prod_nonneg
[ { "state_after": "ι : Type ?u.134844\nα : Type u_1\nβ : Type ?u.134850\nγ : Type ?u.134853\ninst✝ : OrderedCommSemiring α\nm : Multiset α\n⊢ (∀ (a : α), a ∈ m → 0 ≤ a) → 0 ≤ prod m", "state_before": "ι : Type ?u.134844\nα : Type u_1\nβ : Type ?u.134850\nγ : Type ?u.134853\ninst✝ : OrderedCommSemiring α\nm :...
[ 441, 91 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 432, 1 ]
Mathlib/Topology/Algebra/Module/Basic.lean
ContinuousLinearEquiv.continuousOn
[]
[ 1889, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1888, 11 ]
Mathlib/GroupTheory/PGroup.lean
IsPGroup.to_le
[ { "state_after": "p : ℕ\nG : Type u_1\ninst✝ : Group G\nH K : Subgroup G\nhK : IsPGroup p { x // x ∈ K }\nhHK : H ≤ K\na b : { x // x ∈ H }\nh : ↑(Subgroup.inclusion hHK) a = ↑(Subgroup.inclusion hHK) b\n⊢ ↑(↑(Subgroup.inclusion hHK) a) = ↑(↑(Subgroup.inclusion hHK) b)", "state_before": "p : ℕ\nG : Type u_1...
[ 273, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 269, 1 ]
Mathlib/Data/Real/Irrational.lean
irrational_nat_mul_iff
[ { "state_after": "no goals", "state_before": "q : ℚ\nm : ℤ\nn : ℕ\nx : ℝ\n⊢ Irrational (↑n * x) ↔ n ≠ 0 ∧ Irrational x", "tactic": "rw [← cast_coe_nat, irrational_rat_mul_iff, Nat.cast_ne_zero]" } ]
[ 624, 64 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 623, 1 ]
Mathlib/Topology/Paracompact.lean
normal_of_paracompact_t2
[ { "state_after": "ι : Type u\nX : Type v\nY : Type w\ninst✝³ : TopologicalSpace X\ninst✝² : TopologicalSpace Y\ninst✝¹ : T2Space X\ninst✝ : ParacompactSpace X\nthis :\n ∀ (s t : Set X),\n IsClosed s →\n IsClosed t →\n (∀ (x : X), x ∈ s → ∃ u v, IsOpen u ∧ IsOpen v ∧ x ∈ u ∧ t ⊆ v ∧ Disjoint u v)...
[ 323, 66 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 299, 1 ]
Mathlib/Data/Nat/Factorization/PrimePow.lean
isPrimePow_of_minFac_pow_factorization_eq
[ { "state_after": "case inl\nR : Type ?u.706\ninst✝ : CommMonoidWithZero R\nn p : R\nk : ℕ\nh : Nat.minFac 0 ^ ↑(Nat.factorization 0) (Nat.minFac 0) = 0\nhn : 0 ≠ 1\n⊢ IsPrimePow 0\n\ncase inr\nR : Type ?u.706\ninst✝ : CommMonoidWithZero R\nn✝ p : R\nk n : ℕ\nh : Nat.minFac n ^ ↑(Nat.factorization n) (Nat.minFac...
[ 37, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 30, 1 ]
Mathlib/GroupTheory/Perm/Basic.lean
Equiv.Perm.extendDomainHom_injective
[]
[ 336, 100 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 333, 1 ]
Mathlib/Topology/Algebra/Module/Basic.lean
ContinuousLinearMap.smulRight_one_pow
[ { "state_after": "case zero\nR : Type u_1\ninst✝¹⁵ : Ring R\nR₂ : Type ?u.888280\ninst✝¹⁴ : Ring R₂\nR₃ : Type ?u.888286\ninst✝¹³ : Ring R₃\nM : Type ?u.888292\ninst✝¹² : TopologicalSpace M\ninst✝¹¹ : AddCommGroup M\nM₂ : Type ?u.888301\ninst✝¹⁰ : TopologicalSpace M₂\ninst✝⁹ : AddCommGroup M₂\nM₃ : Type ?u.8883...
[ 1437, 72 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1432, 1 ]
Mathlib/Probability/ConditionalProbability.lean
ProbabilityTheory.cond_univ
[ { "state_after": "no goals", "state_before": "Ω : Type u_1\nm : MeasurableSpace Ω\nμ : MeasureTheory.Measure Ω\ns t : Set Ω\ninst✝ : IsProbabilityMeasure μ\n⊢ μ[|Set.univ] = μ", "tactic": "simp [cond, measure_univ, Measure.restrict_univ]" } ]
[ 101, 51 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 100, 1 ]
Mathlib/NumberTheory/Padics/PadicVal.lean
padicValNat.div'
[ { "state_after": "no goals", "state_before": "p a b✝ : ℕ\nhp : Fact (Nat.Prime p)\nm : ℕ\ncpm : coprime p m\nb : ℕ\ndvd : m ∣ b\n⊢ padicValNat p (b / m) = padicValNat p b", "tactic": "rw [padicValNat.div_of_dvd dvd, eq_zero_of_not_dvd (hp.out.coprime_iff_not_dvd.mp cpm),\n Nat.sub_zero]" } ]
[ 442, 18 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 439, 11 ]
Mathlib/RingTheory/Finiteness.lean
Module.Finite.iff_addMonoid_fg
[]
[ 546, 83 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 544, 1 ]
Mathlib/Order/Filter/Basic.lean
Filter.eventuallyEq_of_mem
[]
[ 1465, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1463, 1 ]
Mathlib/Data/Set/Intervals/Basic.lean
Set.Ico_diff_Iio
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.197269\ninst✝¹ : LinearOrder α\ninst✝ : LinearOrder β\nf : α → β\na a₁ a₂ b b₁ b₂ c d : α\n⊢ Ico a b \\ Iio c = Ico (max a c) b", "tactic": "rw [diff_eq, compl_Iio, Ico_inter_Ici, sup_eq_max]" } ]
[ 1816, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1815, 1 ]
Mathlib/Combinatorics/SimpleGraph/Subgraph.lean
SimpleGraph.Subgraph.edgeSet_top
[]
[ 539, 66 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 539, 1 ]
Mathlib/MeasureTheory/Integral/Lebesgue.lean
MeasureTheory.lintegral_zero
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.74361\nγ : Type ?u.74364\nδ : Type ?u.74367\nm : MeasurableSpace α\nμ ν : Measure α\n⊢ (∫⁻ (x : α), 0 ∂μ) = 0", "tactic": "simp" } ]
[ 171, 57 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 171, 1 ]
Mathlib/LinearAlgebra/Matrix/Adjugate.lean
Matrix.adjugate_pow
[ { "state_after": "case zero\nm : Type u\nn : Type v\nα : Type w\ninst✝⁴ : DecidableEq n\ninst✝³ : Fintype n\ninst✝² : DecidableEq m\ninst✝¹ : Fintype m\ninst✝ : CommRing α\nA : Matrix n n α\n⊢ adjugate (A ^ Nat.zero) = adjugate A ^ Nat.zero\n\ncase succ\nm : Type u\nn : Type v\nα : Type w\ninst✝⁴ : DecidableEq ...
[ 514, 81 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 511, 1 ]
Mathlib/LinearAlgebra/SesquilinearForm.lean
LinearMap.flip_separatingLeft
[ { "state_after": "no goals", "state_before": "R : Type u_2\nR₁ : Type u_1\nR₂ : Type u_5\nR₃ : Type ?u.540765\nM : Type ?u.540768\nM₁ : Type u_3\nM₂ : Type u_4\nMₗ₁ : Type ?u.540777\nMₗ₁' : Type ?u.540780\nMₗ₂ : Type ?u.540783\nMₗ₂' : Type ?u.540786\nK : Type ?u.540789\nK₁ : Type ?u.540792\nK₂ : Type ?u.540...
[ 692, 91 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 691, 1 ]
Mathlib/Data/Set/Pointwise/SMul.lean
Set.iUnion₂_vsub
[]
[ 726, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 724, 1 ]
Mathlib/Topology/Constructions.lean
Inducing.of_codRestrict
[]
[ 999, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 997, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/Equivalence.lean
CategoryTheory.hasTerminal_of_equivalence
[]
[ 40, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 39, 1 ]
Mathlib/Analysis/Normed/Group/Seminorm.lean
GroupNorm.toGroupSeminorm_eq_coe
[]
[ 768, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 767, 1 ]
Mathlib/MeasureTheory/Measure/Haar/Basic.lean
MeasureTheory.Measure.haar.haarContent_outerMeasure_self_pos
[ { "state_after": "G : Type u_1\ninst✝³ : Group G\ninst✝² : TopologicalSpace G\ninst✝¹ : TopologicalGroup G\ninst✝ : T2Space G\nK₀ : PositiveCompacts G\n⊢ 1 ≤ ↑(Content.outerMeasure (haarContent K₀)) ↑K₀", "state_before": "G : Type u_1\ninst✝³ : Group G\ninst✝² : TopologicalSpace G\ninst✝¹ : TopologicalGroup...
[ 586, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 581, 1 ]
Mathlib/SetTheory/Cardinal/Ordinal.lean
Cardinal.aleph'_omega
[ { "state_after": "c : Cardinal\n⊢ (∀ (o' : Ordinal) (x : ℕ), o' = ↑x → aleph' o' ≤ c) ↔ ∀ (n : ℕ), ↑n ≤ c", "state_before": "c : Cardinal\n⊢ aleph' ω ≤ c ↔ ℵ₀ ≤ c", "tactic": "simp only [aleph'_le_of_limit omega_isLimit, lt_omega, exists_imp, aleph0_le]" }, { "state_after": "no goals", "stat...
[ 234, 90 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 231, 1 ]
Mathlib/Algebra/CharP/Basic.lean
CharP.addOrderOf_one
[ { "state_after": "no goals", "state_before": "R✝ : Type ?u.43695\nR : Type u_1\ninst✝ : Semiring R\nn : ℕ\n⊢ ↑n = 0 ↔ addOrderOf 1 ∣ n", "tactic": "rw [← Nat.smul_one_eq_coe, addOrderOf_dvd_iff_nsmul_eq_zero]" } ]
[ 130, 77 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 129, 1 ]
Mathlib/Algebra/Order/Monoid/Canonical/Defs.lean
mul_eq_one_iff
[]
[ 234, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 233, 1 ]
Mathlib/SetTheory/Ordinal/Arithmetic.lean
Ordinal.blsub_le_iff
[ { "state_after": "case h.e'_2.h.a\nα : Type ?u.349869\nβ : Type ?u.349872\nγ : Type ?u.349875\nr : α → α → Prop\ns : β → β → Prop\nt : γ → γ → Prop\no : Ordinal\nf : (a : Ordinal) → a < o → Ordinal\na : Ordinal\na✝ : Ordinal\n⊢ (∀ (h : a✝ < o), f a✝ h < a) ↔ ∀ (h : a✝ < o), succ (f a✝ h) ≤ a", "state_before...
[ 1808, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1805, 1 ]
Mathlib/MeasureTheory/Measure/MeasureSpace.lean
MeasureTheory.Measure.map_dirac
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.329647\nδ : Type ?u.329650\nι : Type ?u.329653\nR : Type ?u.329656\nR' : Type ?u.329659\nm0 : MeasurableSpace α\ninst✝² : MeasurableSpace β\ninst✝¹ : MeasurableSpace γ\nμ μ₁ μ₂ μ₃ ν ν' ν₁ ν₂ : Measure α\ns✝ s' t : Set α\ni...
[ 2005, 72 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2004, 1 ]
Mathlib/GroupTheory/Perm/List.lean
List.formPerm_apply_mem_eq_self_iff
[ { "state_after": "case intro.intro\nα : Type u_1\nβ : Type ?u.813892\ninst✝ : DecidableEq α\nl : List α\nx : α\nhl : Nodup l\nk : ℕ\nhk : k < length l\nhx : nthLe l k hk ∈ l\n⊢ ↑(formPerm l) (nthLe l k hk) = nthLe l k hk ↔ length l ≤ 1", "state_before": "α : Type u_1\nβ : Type ?u.813892\ninst✝ : DecidableEq...
[ 394, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 383, 1 ]
Mathlib/Analysis/SpecialFunctions/Exp.lean
Real.isLittleO_exp_comp_exp_comp
[ { "state_after": "no goals", "state_before": "α : Type u_1\nx y z : ℝ\nl : Filter α\nf g : α → ℝ\n⊢ ((fun x => exp (f x)) =o[l] fun x => exp (g x)) ↔ Tendsto (fun x => g x - f x) l atTop", "tactic": "simp only [isLittleO_iff_tendsto, exp_ne_zero, ← exp_sub, ← tendsto_neg_atTop_iff, false_imp_iff,\n imp...
[ 386, 55 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 383, 1 ]
Mathlib/MeasureTheory/Function/Jacobian.lean
MeasureTheory.integral_image_eq_integral_abs_deriv_smul
[ { "state_after": "no goals", "state_before": "E : Type ?u.1055778\nF : Type u_1\ninst✝⁸ : NormedAddCommGroup E\ninst✝⁷ : NormedSpace ℝ E\ninst✝⁶ : FiniteDimensional ℝ E\ninst✝⁵ : NormedAddCommGroup F\ninst✝⁴ : NormedSpace ℝ F\ns✝ : Set E\nf✝ : E → E\nf'✝ : E → E →L[ℝ] E\ninst✝³ : MeasurableSpace E\ninst✝² :...
[ 1256, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1251, 1 ]