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Mathlib/MeasureTheory/Constructions/Prod/Integral.lean
MeasureTheory.hasFiniteIntegral_prod_iff'
[ { "state_after": "α : Type u_1\nα' : Type ?u.2393859\nβ : Type u_2\nβ' : Type ?u.2393865\nγ : Type ?u.2393868\nE : Type u_3\ninst✝⁶ : MeasurableSpace α\ninst✝⁵ : MeasurableSpace α'\ninst✝⁴ : MeasurableSpace β\ninst✝³ : MeasurableSpace β'\ninst✝² : MeasurableSpace γ\nμ μ' : Measure α\nν ν' : Measure β\nτ : Measu...
[ 271, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 258, 1 ]
Mathlib/Topology/Sets/Compacts.lean
TopologicalSpace.NonemptyCompacts.coe_top
[]
[ 278, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 277, 1 ]
Mathlib/Topology/Instances/ENNReal.lean
isClosed_setOf_lipschitzOnWith
[ { "state_after": "α✝ : Type ?u.431840\nβ✝ : Type ?u.431843\nγ : Type ?u.431846\ninst✝² : PseudoEMetricSpace α✝\nα : Type u_1\nβ : Type u_2\ninst✝¹ : PseudoEMetricSpace α\ninst✝ : PseudoEMetricSpace β\nK : ℝ≥0\ns : Set α\n⊢ IsClosed (⋂ (i : α) (_ : i ∈ s) (i_1 : α) (_ : i_1 ∈ s), {x | edist (x i) (x i_1) ≤ ↑K * ...
[ 1495, 78 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1491, 1 ]
Mathlib/Data/List/FinRange.lean
List.ofFn_eq_pmap
[ { "state_after": "no goals", "state_before": "α✝ : Type u\nα : Type u_1\nn : ℕ\nf : Fin n → α\n⊢ ofFn f = pmap (fun i hi => f { val := i, isLt := hi }) (range n) (_ : ∀ (x : ℕ), x ∈ range n → x < n)", "tactic": "(rw [pmap_eq_map_attach];\n exact ext_get (by simp) fun i hi1 hi2 => by\n simp [get_of...
[ 46, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 42, 1 ]
Mathlib/Order/CompleteLattice.lean
binary_relation_sSup_iff
[ { "state_after": "α✝ : Type ?u.201468\nβ✝ : Type ?u.201471\nβ₂ : Type ?u.201474\nγ : Type ?u.201477\nι : Sort ?u.201480\nι' : Sort ?u.201483\nκ : ι → Sort ?u.201488\nκ' : ι' → Sort ?u.201493\nα : Type u_1\nβ : Type u_2\ns : Set (α → β → Prop)\na : α\nb : β\n⊢ iSup (fun f => ↑f a) b ↔ ∃ r, r ∈ s ∧ r a b", "s...
[ 1796, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1793, 1 ]
Mathlib/Data/Sym/Basic.lean
Sym.mem_fill_iff
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.50039\nn n' m : ℕ\ns✝ : Sym α n\na✝ b✝ a b : α\ni : Fin (n + 1)\ns : Sym α (n - ↑i)\n⊢ a ∈ fill b i s ↔ ↑i ≠ 0 ∧ a = b ∨ a ∈ s", "tactic": "rw [fill, mem_cast, mem_append_iff, or_comm, mem_replicate]" } ]
[ 537, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 535, 1 ]
Mathlib/Topology/Maps.lean
IsClosedMap.of_nonempty
[ { "state_after": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.225202\nδ : Type ?u.225205\ninst✝² : TopologicalSpace α\ninst✝¹ : TopologicalSpace β\ninst✝ : TopologicalSpace γ\nf : α → β\nh : ∀ (s : Set α), IsClosed s → Set.Nonempty s → IsClosed (f '' s)\ns : Set α\nhs : IsClosed s\n⊢ IsClosed (f '' s)", "state_...
[ 508, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 504, 1 ]
Mathlib/CategoryTheory/Abelian/NonPreadditive.lean
CategoryTheory.NonPreadditiveAbelian.lift_sub_lift
[ { "state_after": "C : Type u\ninst✝¹ : Category C\ninst✝ : NonPreadditiveAbelian C\nX Y : C\na b c d : X ⟶ Y\n⊢ prod.lift (prod.lift a b) (prod.lift c d) ≫ σ = prod.lift (prod.lift a c ≫ σ) (prod.lift b d ≫ σ)", "state_before": "C : Type u\ninst✝¹ : Category C\ninst✝ : NonPreadditiveAbelian C\nX Y : C\na b ...
[ 371, 98 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 366, 1 ]
Mathlib/RingTheory/Ideal/MinimalPrime.lean
Ideal.exists_comap_eq_of_mem_minimalPrimes_of_injective
[ { "state_after": "R : Type u_1\nS : Type u_2\ninst✝¹ : CommRing R\ninst✝ : CommRing S\nI J : Ideal R\nf : R →+* S\nhf : Function.Injective ↑f\np : Ideal R\nH : p ∈ minimalPrimes R\nthis : IsPrime p\n⊢ ∃ p', IsPrime p' ∧ comap f p' = p", "state_before": "R : Type u_1\nS : Type u_2\ninst✝¹ : CommRing R\ninst✝...
[ 123, 67 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 102, 1 ]
Mathlib/Topology/Constructions.lean
continuous_inf_dom_right₂
[ { "state_after": "α✝ : Type u\nβ✝ : Type v\nγ✝ : Type ?u.28674\nδ : Type ?u.28677\nε : Type ?u.28680\nζ : Type ?u.28683\ninst✝⁵ : TopologicalSpace α✝\ninst✝⁴ : TopologicalSpace β✝\ninst✝³ : TopologicalSpace γ✝\ninst✝² : TopologicalSpace δ\ninst✝¹ : TopologicalSpace ε\ninst✝ : TopologicalSpace ζ\nα : Type ?u.287...
[ 457, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 450, 1 ]
Mathlib/RingTheory/Ideal/Operations.lean
Ideal.span_singleton_pow
[ { "state_after": "case zero\nR : Type u\nι : Type ?u.225378\ninst✝ : CommSemiring R\nI J K L : Ideal R\ns : R\n⊢ span {s} ^ Nat.zero = span {s ^ Nat.zero}\n\ncase succ\nR : Type u\nι : Type ?u.225378\ninst✝ : CommSemiring R\nI J K L : Ideal R\ns : R\nn : ℕ\nih : span {s} ^ n = span {s ^ n}\n⊢ span {s} ^ Nat.suc...
[ 535, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 533, 1 ]
Mathlib/Topology/MetricSpace/HausdorffDistance.lean
Metric.ediam_cthickening_le
[ { "state_after": "ι : Sort ?u.116888\nα : Type u\nβ : Type v\ninst✝ : PseudoEMetricSpace α\nδ✝ ε✝ : ℝ\ns t : Set α\nx✝¹ : α\nε : ℝ≥0\nx : α\nhx : x ∈ cthickening (↑ε) s\ny : α\nhy : y ∈ cthickening (↑ε) s\nδ : ℝ≥0\nhδ : 0 < δ\nx✝ : EMetric.diam s + 2 * ↑ε < ⊤\n⊢ edist x y ≤ EMetric.diam s + 2 * ↑ε + ↑δ", "s...
[ 1207, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1195, 1 ]
Mathlib/Topology/ContinuousFunction/Basic.lean
ContinuousMap.liftCover_restrict
[ { "state_after": "case h\nα : Type u_1\nβ : Type u_2\nγ : Type ?u.58521\nδ : Type ?u.58524\ninst✝³ : TopologicalSpace α\ninst✝² : TopologicalSpace β\ninst✝¹ : TopologicalSpace γ\ninst✝ : TopologicalSpace δ\nf g : C(α, β)\nι : Type u_3\nS : ι → Set α\nφ : (i : ι) → C(↑(S i), β)\nhφ :\n ∀ (i j : ι) (x : α) (hxi ...
[ 416, 63 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 414, 1 ]
Mathlib/Tactic/Linarith/Lemmas.lean
Linarith.lt_of_lt_of_eq
[ { "state_after": "no goals", "state_before": "α : Type u_1\ninst✝ : OrderedSemiring α\na b : α\nha : a < 0\nhb : b = 0\n⊢ a + b < 0", "tactic": "simp [*]" } ]
[ 40, 11 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 39, 1 ]
Mathlib/RingTheory/Ideal/Operations.lean
Ideal.iInf_sup_eq_top
[]
[ 724, 72 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 722, 1 ]
Mathlib/Algebra/Order/Floor.lean
Int.floor_nat_add
[ { "state_after": "no goals", "state_before": "F : Type ?u.135056\nα : Type u_1\nβ : Type ?u.135062\ninst✝¹ : LinearOrderedRing α\ninst✝ : FloorRing α\nz : ℤ\na✝ : α\nn : ℕ\na : α\n⊢ ⌊↑n + a⌋ = ↑n + ⌊a⌋", "tactic": "rw [← Int.cast_ofNat, floor_int_add]" } ]
[ 757, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 756, 1 ]
Mathlib/Algebra/GroupPower/Basic.lean
pow_mul
[ { "state_after": "case zero\nα : Type ?u.15094\nM : Type u\nN : Type v\nG : Type w\nH : Type x\nA : Type y\nB : Type z\nR : Type u₁\nS : Type u₂\ninst✝¹ : Monoid M\ninst✝ : AddMonoid A\na : M\nm : ℕ\n⊢ a ^ (m * Nat.zero) = (a ^ m) ^ Nat.zero\n\ncase succ\nα : Type ?u.15094\nM : Type u\nN : Type v\nG : Type w\nH...
[ 129, 46 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 126, 1 ]
Mathlib/SetTheory/Cardinal/Cofinality.lean
Ordinal.infinite_pigeonhole
[ { "state_after": "α✝ : Type ?u.109224\nr : α✝ → α✝ → Prop\nβ α : Type u\nf : β → α\nh₁ : ℵ₀ ≤ (#β)\nh₂ : (#α) < cof (ord (#β))\nthis : ∃ a, (#β) ≤ (#↑(f ⁻¹' {a}))\n⊢ ∃ a, (#↑(f ⁻¹' {a})) = (#β)", "state_before": "α✝ : Type ?u.109224\nr : α✝ → α✝ → Prop\nβ α : Type u\nf : β → α\nh₁ : ℵ₀ ≤ (#β)\nh₂ : (#α) < c...
[ 816, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 804, 1 ]
Mathlib/Order/Directed.lean
DirectedOn.insert
[ { "state_after": "case inl.inl\nα : Type u\nβ : Type v\nι : Sort w\nr r' s✝ : α → α → Prop\nh : Reflexive r\ns : Set α\nhd : DirectedOn r s\ny : α\nha : ∀ (b : α), b ∈ s → ∃ c, c ∈ s ∧ r y c ∧ r b c\n⊢ ∃ z, z ∈ Insert.insert y s ∧ r y z ∧ r y z\n\ncase inl.inr\nα : Type u\nβ : Type v\nι : Sort w\nr r' s✝ : α → ...
[ 239, 48 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 230, 1 ]
Mathlib/Algebra/Lie/Submodule.lean
LieModuleHom.ker_id
[]
[ 1191, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1190, 1 ]
Mathlib/Algebra/GCDMonoid/Basic.lean
gcd_one_left
[]
[ 407, 96 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 406, 1 ]
Mathlib/MeasureTheory/Function/LpSeminorm.lean
MeasureTheory.snorm_eq_snorm'
[ { "state_after": "no goals", "state_before": "α : Type u_1\nE : Type ?u.375839\nF : Type u_2\nG : Type ?u.375845\nm m0 : MeasurableSpace α\np : ℝ≥0∞\nq : ℝ\nμ ν : Measure α\ninst✝² : NormedAddCommGroup E\ninst✝¹ : NormedAddCommGroup F\ninst✝ : NormedAddCommGroup G\nhp_ne_zero : p ≠ 0\nhp_ne_top : p ≠ ⊤\nf :...
[ 92, 90 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 91, 1 ]
Mathlib/FieldTheory/Fixed.lean
FixedPoints.smul_polynomial
[ { "state_after": "no goals", "state_before": "M : Type u\ninst✝⁴ : Monoid M\nG : Type u\ninst✝³ : Group G\nF : Type v\ninst✝² : Field F\ninst✝¹ : MulSemiringAction M F\ninst✝ : MulSemiringAction G F\nm✝ m : M\np : Polynomial { x // x ∈ subfield M F }\nx : { x // x ∈ subfield M F }\n⊢ m • ↑Polynomial.C x = ↑...
[ 120, 74 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 117, 1 ]
Mathlib/GroupTheory/DoubleCoset.lean
Doset.rel_bot_eq_right_group_rel
[ { "state_after": "case h.h.a\nG : Type u_1\ninst✝¹ : Group G\nα : Type ?u.19878\ninst✝ : Mul α\nJ : Subgroup G\ng : G\nH : Subgroup G\na b : G\n⊢ Setoid.Rel (setoid ↑H ↑⊥) a b ↔ Setoid.Rel (QuotientGroup.rightRel H) a b", "state_before": "G : Type u_1\ninst✝¹ : Group G\nα : Type ?u.19878\ninst✝ : Mul α\nJ :...
[ 115, 70 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 106, 1 ]
Mathlib/Algebra/IndicatorFunction.lean
Set.le_mulIndicator_apply
[]
[ 776, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 774, 1 ]
Mathlib/MeasureTheory/Integral/SetToL1.lean
MeasureTheory.SimpleFunc.setToSimpleFunc_congr
[ { "state_after": "α : Type u_1\nE : Type u_2\nF : Type u_3\nF' : Type ?u.200693\nG : Type ?u.200696\n𝕜 : Type ?u.200699\np : ℝ≥0∞\ninst✝⁶ : NormedAddCommGroup E\ninst✝⁵ : NormedSpace ℝ E\ninst✝⁴ : NormedAddCommGroup F\ninst✝³ : NormedSpace ℝ F\ninst✝² : NormedAddCommGroup F'\ninst✝¹ : NormedSpace ℝ F'\ninst✝ :...
[ 392, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 383, 1 ]
Mathlib/CategoryTheory/Adjunction/Basic.lean
CategoryTheory.Adjunction.right_triangle
[ { "state_after": "case w.h\nC : Type u₁\ninst✝¹ : Category C\nD : Type u₂\ninst✝ : Category D\nF : C ⥤ D\nG : D ⥤ C\nadj : F ⊣ G\nX' X : C\nY Y' x✝ : D\n⊢ (whiskerLeft G adj.unit ≫ whiskerRight adj.counit G).app x✝ = (𝟙 (G ⋙ 𝟭 C)).app x✝", "state_before": "C : Type u₁\ninst✝¹ : Category C\nD : Type u₂\nin...
[ 190, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 187, 1 ]
Mathlib/Data/List/Sublists.lean
List.sublists_singleton
[]
[ 113, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 112, 1 ]
Mathlib/Topology/Instances/AddCircle.lean
AddCircle.coe_add_period
[ { "state_after": "no goals", "state_before": "𝕜 : Type u_1\nB : Type ?u.42067\ninst✝² : LinearOrderedAddCommGroup 𝕜\ninst✝¹ : TopologicalSpace 𝕜\ninst✝ : OrderTopology 𝕜\np x : 𝕜\n⊢ ↑(x + p) = ↑x", "tactic": "rw [coe_add, ← eq_sub_iff_add_eq', sub_self, coe_period]" } ]
[ 198, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 197, 1 ]
Mathlib/Algebra/Lie/Basic.lean
LieModuleHom.coe_add
[]
[ 879, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 878, 1 ]
Mathlib/Data/Finset/Card.lean
Finset.filter_card_eq
[ { "state_after": "α : Type u_1\nβ : Type ?u.19465\ns t : Finset α\nf : α → β\nn : ℕ\np : α → Prop\ninst✝ : DecidablePred p\nh : card (filter p s) = card s\nx : α\nhx : x ∈ s ∧ p x\n⊢ p x", "state_before": "α : Type u_1\nβ : Type ?u.19465\ns t : Finset α\nf : α → β\nn : ℕ\np : α → Prop\ninst✝ : DecidablePred...
[ 285, 13 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 282, 1 ]
Mathlib/Init/Data/Bool/Lemmas.lean
Bool.coe_sort_false
[ { "state_after": "no goals", "state_before": "⊢ (false = true) = False", "tactic": "simp" } ]
[ 118, 60 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 118, 1 ]
Mathlib/RingTheory/PowerSeries/WellKnown.lean
PowerSeries.constantCoeff_invUnitsSub
[ { "state_after": "no goals", "state_before": "R : Type u_1\nS : Type ?u.77445\ninst✝¹ : Ring R\ninst✝ : Ring S\nu : Rˣ\n⊢ ↑(constantCoeff R) (invUnitsSub u) = 1 /ₚ u", "tactic": "rw [← coeff_zero_eq_constantCoeff_apply, coeff_invUnitsSub, zero_add, pow_one]" } ]
[ 46, 81 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 45, 1 ]
Mathlib/RingTheory/Polynomial/ScaleRoots.lean
Polynomial.scaleRoots_eval₂_eq_zero
[ { "state_after": "no goals", "state_before": "A : Type ?u.279774\nK : Type ?u.279777\nR : Type u_2\nS : Type u_1\ninst✝⁴ : CommRing A\ninst✝³ : IsDomain A\ninst✝² : Field K\ninst✝¹ : CommRing R\ninst✝ : CommRing S\nM : Submonoid A\np : S[X]\nf : S →+* R\nr : R\ns : S\nhr : eval₂ f r p = 0\n⊢ eval₂ f (↑f s *...
[ 120, 89 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 119, 1 ]
Mathlib/Data/Set/Intervals/Basic.lean
Set.Icc_subset_Icc
[]
[ 460, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 459, 1 ]
Mathlib/Analysis/Complex/UnitDisc/Basic.lean
Complex.UnitDisc.coe_mk
[]
[ 88, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 87, 1 ]
Mathlib/Topology/UniformSpace/UniformConvergenceTopology.lean
UniformFun.uniformContinuous_eval
[ { "state_after": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.27728\nι : Type ?u.27731\ns s' : Set α\nx✝ : α\np : Filter ι\ng : ι → α\ninst✝ : UniformSpace β\nx : α\n⊢ map (fun x_1 => ((Function.eval x ∘ ↑toFun) x_1.fst, (Function.eval x ∘ ↑toFun) x_1.snd)) (𝓤 (α →ᵤ β)) ≤ 𝓤 β", "state_before": "α : Type u_1\n...
[ 351, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 346, 1 ]
Mathlib/Analysis/Calculus/IteratedDeriv.lean
contDiffOn_iff_continuousOn_differentiableOn_deriv
[ { "state_after": "no goals", "state_before": "𝕜 : Type u_1\ninst✝⁴ : NontriviallyNormedField 𝕜\nF : Type u_2\ninst✝³ : NormedAddCommGroup F\ninst✝² : NormedSpace 𝕜 F\nE : Type ?u.59866\ninst✝¹ : NormedAddCommGroup E\ninst✝ : NormedSpace 𝕜 E\nn✝ : ℕ\nf : 𝕜 → F\ns : Set 𝕜\nx : 𝕜\nn : ℕ∞\nhs : UniqueDif...
[ 184, 94 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 180, 1 ]
Mathlib/MeasureTheory/Function/SimpleFuncDenseLp.lean
MeasureTheory.Lp.simpleFunc.aestronglyMeasurable
[]
[ 618, 57 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 616, 11 ]
Mathlib/Data/Nat/Order/Basic.lean
Nat.mod_mul_right_div_self
[ { "state_after": "case inl\nm✝ n k✝ l m k : ℕ\n⊢ m % (0 * k) / 0 = m / 0 % k\n\ncase inr\nm✝ n✝ k✝ l m n k : ℕ\nhn : n > 0\n⊢ m % (n * k) / n = m / n % k", "state_before": "m✝ n✝ k✝ l m n k : ℕ\n⊢ m % (n * k) / n = m / n % k", "tactic": "rcases Nat.eq_zero_or_pos n with (rfl | hn)" }, { "state_a...
[ 476, 68 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 471, 1 ]
Mathlib/Data/Set/Finite.lean
Set.finite_isTop
[]
[ 1423, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1422, 1 ]
Mathlib/LinearAlgebra/TensorProduct.lean
TensorProduct.mk_apply
[]
[ 374, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 373, 1 ]
Mathlib/GroupTheory/Subsemigroup/Centralizer.lean
Subsemigroup.center_le_centralizer
[]
[ 195, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 194, 1 ]
Mathlib/Order/Filter/SmallSets.lean
Filter.eventually_small_sets'
[]
[ 75, 90 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 72, 1 ]
Mathlib/Data/Finset/Option.lean
Option.toFinset_none
[]
[ 45, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 44, 1 ]
Mathlib/Data/Matrix/Rank.lean
Matrix.rank_mul_le_left
[ { "state_after": "l : Type ?u.26872\nm : Type u_2\nn : Type u_3\no : Type u_4\nR : Type u_1\nm_fin : Fintype m\ninst✝³ : Fintype n\ninst✝² : Fintype o\ninst✝¹ : CommRing R\ninst✝ : StrongRankCondition R\nA : Matrix m n R\nB : Matrix n o R\n⊢ finrank R { x // x ∈ LinearMap.range (LinearMap.comp (mulVecLin A) (mu...
[ 79, 100 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 76, 1 ]
Mathlib/GroupTheory/OrderOfElement.lean
IsOfFinOrder.apply
[ { "state_after": "case intro.intro\nG : Type u\nA : Type v\nx✝ y : G\na b : A\nn✝ m : ℕ\ninst✝² : Monoid G\ninst✝¹ : AddMonoid A\nη : Type u_1\nGs : η → Type u_2\ninst✝ : (i : η) → Monoid (Gs i)\nx : (i : η) → Gs i\nh : IsOfFinOrder x\nn : ℕ\nnpos : 0 < n\nhn : x ^ n = 1\n⊢ ∀ (i : η), IsOfFinOrder (x i)", "...
[ 117, 91 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 114, 1 ]
Mathlib/Analysis/Asymptotics/Asymptotics.lean
Asymptotics.IsLittleO.pow
[ { "state_after": "case zero\nα : Type u_1\nβ : Type ?u.520629\nE : Type ?u.520632\nF : Type ?u.520635\nG : Type ?u.520638\nE' : Type ?u.520641\nF' : Type ?u.520644\nG' : Type ?u.520647\nE'' : Type ?u.520650\nF'' : Type ?u.520653\nG'' : Type ?u.520656\nR : Type u_2\nR' : Type ?u.520662\n𝕜 : Type u_3\n𝕜' : Type...
[ 1657, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1652, 1 ]
Mathlib/MeasureTheory/Measure/Lebesgue/Basic.lean
Real.volume_closedBall
[ { "state_after": "no goals", "state_before": "ι : Type ?u.130649\ninst✝ : Fintype ι\na r : ℝ\n⊢ ↑↑volume (Metric.closedBall a r) = ofReal (2 * r)", "tactic": "rw [closedBall_eq_Icc, volume_Icc, ← sub_add, add_sub_cancel', two_mul]" } ]
[ 117, 74 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 116, 1 ]
src/lean/Init/Control/Lawful.lean
ExceptT.run_map
[ { "state_after": "m : Type u_1 → Type u_2\nα β ε : Type u_1\ninst✝¹ : Monad m\ninst✝ : LawfulMonad m\nf : α → β\nx : ExceptT ε m α\n⊢ run\n (mk do\n let a ← x\n match a with\n | Except.ok a => pure (Except.ok (f a))\n | Except.error e => pure (Except.error e)) =\n do\n ...
[ 135, 41 ]
d5348dfac847a56a4595fb6230fd0708dcb4e7e9
https://github.com/leanprover/lean4
[ 131, 9 ]
Mathlib/Topology/LocallyConstant/Algebra.lean
LocallyConstant.smul_apply
[]
[ 167, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 166, 1 ]
Mathlib/Analysis/SpecificLimits/Basic.lean
factorial_tendsto_atTop
[]
[ 538, 91 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 537, 1 ]
Mathlib/Order/Filter/Pointwise.lean
Filter.eventually_one
[]
[ 136, 18 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 135, 1 ]
Mathlib/Order/Disjoint.lean
Codisjoint.of_codisjoint_sup_of_le'
[]
[ 363, 55 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 361, 1 ]
Mathlib/Algebra/BigOperators/Fin.lean
List.alternatingProd_eq_finset_prod
[ { "state_after": "α : Type ?u.237503\nβ : Type ?u.237506\nG : Type u_1\ninst✝ : CommGroup G\n⊢ ∀ (x : Fin (length [])), x ∈ univ → get [] x ^ (-1) ^ ↑x = 1", "state_before": "α : Type ?u.237503\nβ : Type ?u.237506\nG : Type u_1\ninst✝ : CommGroup G\n⊢ alternatingProd [] = ∏ i : Fin (length []), get [] i ^ (...
[ 507, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 493, 1 ]
src/lean/Init/Classical.lean
Classical.choose_spec
[]
[ 23, 39 ]
d5348dfac847a56a4595fb6230fd0708dcb4e7e9
https://github.com/leanprover/lean4
[ 22, 1 ]
Mathlib/Algebra/IndicatorFunction.lean
Set.mulIndicator_eq_one
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.4770\nι : Type ?u.4773\nM : Type u_2\nN : Type ?u.4779\ninst✝¹ : One M\ninst✝ : One N\ns t : Set α\nf g : α → M\na : α\n⊢ (mulIndicator s f = fun x => 1) ↔ Disjoint (mulSupport f) s", "tactic": "simp only [funext_iff, mulIndicator_a...
[ 132, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 130, 1 ]
Mathlib/Data/FunLike/Basic.lean
FunLike.ext'_iff
[]
[ 176, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 175, 1 ]
Mathlib/LinearAlgebra/Basic.lean
Submodule.map_smul
[ { "state_after": "no goals", "state_before": "R : Type ?u.960022\nR₁ : Type ?u.960025\nR₂ : Type ?u.960028\nR₃ : Type ?u.960031\nR₄ : Type ?u.960034\nS : Type ?u.960037\nK : Type u_1\nK₂ : Type ?u.960043\nM : Type ?u.960046\nM' : Type ?u.960049\nM₁ : Type ?u.960052\nM₂ : Type ?u.960055\nM₃ : Type ?u.960058\...
[ 1080, 79 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1077, 1 ]
Mathlib/Analysis/InnerProductSpace/Basic.lean
Orthonormal.inner_left_right_finset
[ { "state_after": "𝕜 : Type u_2\nE : Type u_3\nF : Type ?u.2128451\ninst✝⁴ : IsROrC 𝕜\ninst✝³ : NormedAddCommGroup E\ninst✝² : InnerProductSpace 𝕜 E\ninst✝¹ : NormedAddCommGroup F\ninst✝ : InnerProductSpace ℝ F\ndec_E : DecidableEq E\nι : Type u_1\ndec_ι : DecidableEq ι\ns : Finset ι\nv : ι → E\nhv : Orthonor...
[ 864, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 861, 1 ]
Mathlib/Data/MvPolynomial/Basic.lean
MvPolynomial.exists_coeff_ne_zero
[]
[ 824, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 823, 1 ]
Mathlib/Analysis/Calculus/Deriv/Polynomial.lean
Polynomial.hasFDerivAt_aeval
[]
[ 164, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 162, 11 ]
Mathlib/LinearAlgebra/Matrix/BilinearForm.lean
toBilin'Aux_toMatrixAux
[ { "state_after": "R : Type ?u.43148\nM : Type ?u.43151\ninst✝¹⁷ : Semiring R\ninst✝¹⁶ : AddCommMonoid M\ninst✝¹⁵ : Module R M\nR₁ : Type ?u.43187\nM₁ : Type ?u.43190\ninst✝¹⁴ : Ring R₁\ninst✝¹³ : AddCommGroup M₁\ninst✝¹² : Module R₁ M₁\nR₂ : Type u_2\nM₂ : Type ?u.43802\ninst✝¹¹ : CommSemiring R₂\ninst✝¹⁰ : Add...
[ 127, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 121, 1 ]
Mathlib/Algebra/Star/Pi.lean
Function.star_sum_elim
[ { "state_after": "case h\nI✝ : Type u\nf : I✝ → Type v\nI : Type u_1\nJ : Type u_2\nα : Type u_3\nx✝ : I → α\ny : J → α\ninst✝ : Star α\nx : I ⊕ J\n⊢ star (Sum.elim x✝ y) x = Sum.elim (star x✝) (star y) x", "state_before": "I✝ : Type u\nf : I✝ → Type v\nI : Type u_1\nJ : Type u_2\nα : Type u_3\nx : I → α\ny...
[ 78, 75 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 76, 1 ]
Mathlib/RingTheory/Ideal/QuotientOperations.lean
DoubleQuot.quotQuotEquivComm_quotQuotMk
[]
[ 591, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 589, 1 ]
Mathlib/Algebra/EuclideanDomain/Basic.lean
EuclideanDomain.gcd_zero_right
[ { "state_after": "R : Type u\ninst✝¹ : EuclideanDomain R\ninst✝ : DecidableEq R\na : R\n⊢ (fun b =>\n if a0 : a = 0 then b\n else\n let_fun x := (_ : EuclideanDomain.r (b % a) a);\n gcd (b % a) a)\n 0 =\n a", "state_before": "R : Type u\ninst✝¹ : EuclideanDomain R\nin...
[ 141, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 139, 1 ]
Mathlib/Algebra/Lie/Submodule.lean
LieSubmodule.inf_coe
[]
[ 416, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 415, 1 ]
Mathlib/Order/Filter/Archimedean.lean
tendsto_rat_cast_atTop_iff
[ { "state_after": "α : Type u_2\nR : Type u_1\ninst✝¹ : LinearOrderedField R\ninst✝ : Archimedean R\nf : α → ℚ\nl : Filter α\n⊢ Tendsto (fun n => ↑(f n)) l atTop ↔ Tendsto (Rat.cast ∘ f) l atTop", "state_before": "α : Type u_2\nR : Type u_1\ninst✝¹ : LinearOrderedField R\ninst✝ : Archimedean R\nf : α → ℚ\nl ...
[ 90, 57 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 88, 1 ]
Mathlib/Data/Set/MulAntidiagonal.lean
Set.MulAntidiagonal.eq_of_fst_le_fst_of_snd_le_snd
[]
[ 115, 83 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 110, 1 ]
Mathlib/Topology/MetricSpace/Antilipschitz.lean
AntilipschitzWith.injective
[ { "state_after": "no goals", "state_before": "α✝ : Type ?u.4019\nβ✝ : Type ?u.4022\nγ : Type ?u.4025\ninst✝⁴ : PseudoEMetricSpace α✝\ninst✝³ : PseudoEMetricSpace β✝\ninst✝² : PseudoEMetricSpace γ\nK✝ : ℝ≥0\nf✝ : α✝ → β✝\nα : Type u_1\nβ : Type u_2\ninst✝¹ : EMetricSpace α\ninst✝ : PseudoEMetricSpace β\nK : ...
[ 109, 67 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 107, 11 ]
Mathlib/Data/List/Rdrop.lean
List.dropWhile_eq_self_iff
[ { "state_after": "case nil\nα : Type u_1\np : α → Bool\nn : ℕ\n⊢ dropWhile p [] = [] ↔ ∀ (hl : 0 < length []), ¬p (nthLe [] 0 hl) = true\n\ncase cons\nα : Type u_1\np : α → Bool\nn : ℕ\nhd : α\ntl : List α\n⊢ dropWhile p (hd :: tl) = hd :: tl ↔ ∀ (hl : 0 < length (hd :: tl)), ¬p (nthLe (hd :: tl) 0 hl) = true",...
[ 162, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 146, 1 ]
Mathlib/CategoryTheory/Abelian/Exact.lean
CategoryTheory.Abelian.tfae_epi
[ { "state_after": "case tfae_3_to_2\nC : Type u₁\ninst✝¹ : Category C\ninst✝ : Abelian C\nX Y Z : C\nf : X ⟶ Y\ng : Y ⟶ Z\n⊢ Exact f 0 → cokernel.π f = 0\n\nC : Type u₁\ninst✝¹ : Category C\ninst✝ : Abelian C\nX Y Z : C\nf : X ⟶ Y\ng : Y ⟶ Z\ntfae_3_to_2 : Exact f 0 → cokernel.π f = 0\n⊢ TFAE [Epi f, cokernel.π ...
[ 286, 14 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 275, 1 ]
Mathlib/Init/Data/Nat/Bitwise.lean
Nat.bitwise'_bit_aux
[ { "state_after": "case h\nf : Bool → Bool → Bool\nh : f false false = false\nn : ℕ\n⊢ binaryRec (bif f true false then bit false 0 else 0) (fun b n x => bit (f false b) (bif f false true then n else 0))\n n =\n bif f false true then n else 0", "state_before": "f : Bool → Bool → Bool\nh : f false fal...
[ 403, 8 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 386, 1 ]
Mathlib/RingTheory/Polynomial/Chebyshev.lean
Polynomial.Chebyshev.T_add_two
[ { "state_after": "no goals", "state_before": "R : Type u_1\nS : Type ?u.1770\ninst✝¹ : CommRing R\ninst✝ : CommRing S\nn : ℕ\n⊢ T R (n + 2) = 2 * X * T R (n + 1) - T R n", "tactic": "rw [T]" } ]
[ 85, 83 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 85, 1 ]
Mathlib/CategoryTheory/Monoidal/FunctorCategory.lean
CategoryTheory.Monoidal.tensorHom_app
[]
[ 104, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 102, 1 ]
Mathlib/LinearAlgebra/Span.lean
Submodule.subset_span_trans
[]
[ 282, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 280, 1 ]
Mathlib/Order/CompleteLattice.lean
iSup_pos
[]
[ 1081, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1080, 1 ]
Mathlib/Topology/Algebra/Order/Floor.lean
tendsto_floor_left_pure_sub_one
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.10243\nγ : Type ?u.10246\ninst✝³ : LinearOrderedRing α\ninst✝² : FloorRing α\ninst✝¹ : TopologicalSpace α\ninst✝ : OrderClosedTopology α\nn : ℤ\n⊢ Tendsto floor (𝓝[Iio ↑n] ↑n) (pure (n - 1))", "tactic": "simpa only [ceil_intCast] u...
[ 100, 79 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 98, 1 ]
Mathlib/Topology/Instances/TrivSqZeroExt.lean
TrivSqZeroExt.continuous_fst
[]
[ 62, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 61, 8 ]
Mathlib/LinearAlgebra/Span.lean
Submodule.coe_sup
[ { "state_after": "case h\nR : Type u_2\nR₂ : Type ?u.103212\nK : Type ?u.103215\nM : Type u_1\nM₂ : Type ?u.103221\nV : Type ?u.103224\nS : Type ?u.103227\ninst✝⁵ : Semiring R\ninst✝⁴ : AddCommMonoid M\ninst✝³ : Module R M\nx : M\np p' : Submodule R M\ninst✝² : Semiring R₂\nσ₁₂ : R →+* R₂\ninst✝¹ : AddCommMonoi...
[ 371, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 368, 1 ]
Mathlib/Data/Set/Pointwise/SMul.lean
Set.empty_vsub
[]
[ 618, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 617, 1 ]
Mathlib/Analysis/NormedSpace/Pointwise.lean
disjoint_ball_ball_iff
[ { "state_after": "𝕜 : Type ?u.216099\nE : Type u_1\ninst✝³ : NormedField 𝕜\ninst✝² : SeminormedAddCommGroup E\ninst✝¹ : NormedSpace 𝕜 E\ninst✝ : NormedSpace ℝ E\nx y z : E\nδ ε : ℝ\nhδ : 0 < δ\nhε : 0 < ε\nh : Disjoint (ball x δ) (ball y ε)\nhxy : dist x y < δ + ε\n⊢ False", "state_before": "𝕜 : Type ?u...
[ 217, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 211, 1 ]
Mathlib/SetTheory/Ordinal/Arithmetic.lean
Ordinal.sup_eq_sup
[ { "state_after": "no goals", "state_before": "α : Type ?u.306687\nβ : Type ?u.306690\nγ : Type ?u.306693\nr✝ : α → α → Prop\ns : β → β → Prop\nt : γ → γ → Prop\nι ι' : Type u\nr : ι → ι → Prop\nr' : ι' → ι' → Prop\ninst✝¹ : IsWellOrder ι r\ninst✝ : IsWellOrder ι' r'\no : Ordinal\nho : type r = o\nho' : type...
[ 1433, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1429, 1 ]
Mathlib/GroupTheory/Nilpotent.lean
mem_upperCentralSeriesStep
[]
[ 108, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 107, 1 ]
Mathlib/LinearAlgebra/AdicCompletion.lean
adicCompletion.eval_apply
[]
[ 239, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 238, 1 ]
Mathlib/MeasureTheory/MeasurableSpaceDef.lean
Set.Subsingleton.measurableSet
[]
[ 306, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 305, 1 ]
Mathlib/Algebra/IndicatorFunction.lean
Set.one_le_mulIndicator_apply
[]
[ 792, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 791, 1 ]
Mathlib/Topology/Constructions.lean
continuous_inl
[]
[ 884, 70 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 884, 1 ]
Mathlib/Data/Polynomial/IntegralNormalization.lean
Polynomial.integralNormalization_coeff_ne_natDegree
[]
[ 81, 76 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 79, 1 ]
Mathlib/Topology/Instances/ENNReal.lean
ENNReal.tsum_eq_iSup_sum
[]
[ 793, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 792, 11 ]
Mathlib/Order/RelClasses.lean
IsIrrefl.swap
[]
[ 76, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 75, 1 ]
Mathlib/Algebra/Hom/Iterate.lean
MonoidHom.iterate_map_mul
[]
[ 59, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 58, 1 ]
Mathlib/Combinatorics/SimpleGraph/Metric.lean
SimpleGraph.Reachable.dist_eq_zero_iff
[ { "state_after": "no goals", "state_before": "V : Type u_1\nG : SimpleGraph V\nu v : V\nhr : Reachable G u v\n⊢ dist G u v = 0 ↔ u = v", "tactic": "simp [hr]" } ]
[ 81, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 80, 11 ]
Mathlib/InformationTheory/Hamming.lean
Hamming.ofHamming_toHamming
[]
[ 335, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 334, 1 ]
Mathlib/Topology/MetricSpace/HausdorffDistance.lean
Metric.infEdist_le_infEdist_cthickening_add
[ { "state_after": "ι : Sort ?u.150279\nα : Type u\nβ : Type v\ninst✝ : PseudoEMetricSpace α\nδ ε : ℝ\ns t : Set α\nx : α\nr : ℝ≥0∞\nh : infEdist x (cthickening δ s) + ENNReal.ofReal δ < r\n⊢ infEdist x s < r", "state_before": "ι : Sort ?u.150279\nα : Type u\nβ : Type v\ninst✝ : PseudoEMetricSpace α\nδ ε : ℝ\...
[ 1451, 80 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1444, 1 ]
Mathlib/RingTheory/WittVector/Teichmuller.lean
WittVector.teichmuller_zero
[ { "state_after": "case h.succ\np : ℕ\nR : Type u_1\nS : Type ?u.163480\nhp : Fact (Nat.Prime p)\ninst✝¹ : CommRing R\ninst✝ : CommRing S\nn✝ : ℕ\n⊢ coeff (↑(teichmuller p) 0) (Nat.succ n✝) = 0", "state_before": "case h.succ\np : ℕ\nR : Type u_1\nS : Type ?u.163480\nhp : Fact (Nat.Prime p)\ninst✝¹ : CommRing...
[ 125, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 124, 1 ]
Mathlib/Data/Set/Pointwise/SMul.lean
Set.iInter₂_vsub_subset
[]
[ 744, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 742, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/CommSq.lean
CategoryTheory.IsPushout.inl_snd
[]
[ 803, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 801, 1 ]
Mathlib/Analysis/SpecialFunctions/Trigonometric/Complex.lean
Complex.cos_eq_cos_iff
[ { "state_after": "no goals", "state_before": "x y : ℂ\n⊢ cos x - cos y = 0 ↔ -2 * sin ((x + y) / 2) * sin ((x - y) / 2) = 0", "tactic": "rw [cos_sub_cos]" }, { "state_after": "no goals", "state_before": "x y : ℂ\n⊢ -2 * sin ((x + y) / 2) * sin ((x - y) / 2) = 0 ↔ sin ((x + y) / 2) = 0 ∨ sin ...
[ 94, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 83, 1 ]
Mathlib/Algebra/Star/SelfAdjoint.lean
IsSelfAdjoint.div
[ { "state_after": "no goals", "state_before": "R : Type u_1\nA : Type ?u.52269\ninst✝¹ : Semifield R\ninst✝ : StarRing R\nx y : R\nhx : IsSelfAdjoint x\nhy : IsSelfAdjoint y\n⊢ IsSelfAdjoint (x / y)", "tactic": "simp only [isSelfAdjoint_iff, star_div', hx.star_eq, hy.star_eq]" } ]
[ 258, 67 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 257, 1 ]