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start
list
Mathlib/Data/Set/Pointwise/Basic.lean
Set.image2_mul
[]
[ 332, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 331, 1 ]
Mathlib/Order/Ideal.lean
Order.Ideal.mem_sInf
[ { "state_after": "no goals", "state_before": "P : Type u_1\ninst✝¹ : SemilatticeSup P\ninst✝ : OrderBot P\nx : P\nI J K : Ideal P\nS : Set (Ideal P)\n⊢ x ∈ sInf S ↔ ∀ (s : Ideal P), s ∈ S → x ∈ s", "tactic": "simp_rw [← SetLike.mem_coe, coe_sInf, mem_iInter₂]" } ]
[ 458, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 457, 1 ]
Mathlib/Order/CompleteLattice.lean
biInf_prod
[]
[ 1564, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1562, 1 ]
Mathlib/MeasureTheory/Function/LpSpace.lean
MeasureTheory.snormEssSup_indicator_eq_snormEssSup_restrict
[ { "state_after": "α : Type u_1\nE : Type ?u.655000\nF : Type u_2\nG : Type ?u.655006\nm m0 : MeasurableSpace α\np : ℝ≥0∞\nq : ℝ\nμ ν : Measure α\ninst✝² : NormedAddCommGroup E\ninst✝¹ : NormedAddCommGroup F\ninst✝ : NormedAddCommGroup G\ns : Set α\nhs✝ : MeasurableSet s\nc : E\nf✝ : α → E\nhf : AEStronglyMeasur...
[ 648, 18 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 636, 1 ]
Mathlib/Data/Nat/ModEq.lean
Nat.add_div_le_add_div
[ { "state_after": "no goals", "state_before": "m n a✝ b✝ c✝ d a b c : ℕ\nhc0 : c = 0\n⊢ a / c + b / c ≤ (a + b) / c", "tactic": "simp [hc0]" }, { "state_after": "m n a✝ b✝ c✝ d a b c : ℕ\nhc0 : ¬c = 0\n⊢ a / c + b / c ≤ a / c + b / c + if c ≤ a % c + b % c then 1 else 0", "state_before": "m n...
[ 486, 80 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 484, 1 ]
Mathlib/MeasureTheory/Covering/Differentiation.lean
VitaliFamily.ae_tendsto_limRatioMeas
[ { "state_after": "case h\nα : Type u_1\ninst✝⁵ : MetricSpace α\nm0 : MeasurableSpace α\nμ : MeasureTheory.Measure α\nv : VitaliFamily μ\nE : Type ?u.3482095\ninst✝⁴ : NormedAddCommGroup E\ninst✝³ : SecondCountableTopology α\ninst✝² : BorelSpace α\ninst✝¹ : IsLocallyFiniteMeasure μ\nρ : MeasureTheory.Measure α\n...
[ 442, 18 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 438, 1 ]
Mathlib/Logic/Equiv/Basic.lean
Equiv.sumCongr_refl
[ { "state_after": "case H\nα : Type u_1\nβ : Type u_2\ni : α ⊕ β\n⊢ ↑(sumCongr (Equiv.refl α) (Equiv.refl β)) i = ↑(Equiv.refl (α ⊕ β)) i", "state_before": "α : Type u_1\nβ : Type u_2\n⊢ sumCongr (Equiv.refl α) (Equiv.refl β) = Equiv.refl (α ⊕ β)", "tactic": "ext i" }, { "state_after": "no goals"...
[ 294, 18 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 292, 1 ]
Mathlib/SetTheory/Ordinal/Arithmetic.lean
Ordinal.omega_ne_zero
[]
[ 2417, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2416, 1 ]
Mathlib/Algebra/Parity.lean
even_iff_exists_two_mul
[ { "state_after": "no goals", "state_before": "F : Type ?u.60474\nα : Type u_1\nβ : Type ?u.60480\nR : Type ?u.60483\ninst✝¹ : Semiring α\ninst✝ : Semiring β\nm✝ n m : α\n⊢ Even m ↔ ∃ c, m = 2 * c", "tactic": "simp [even_iff_exists_two_nsmul]" } ]
[ 247, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 246, 1 ]
Mathlib/Data/Finsupp/AList.lean
AList.empty_lookupFinsupp
[ { "state_after": "no goals", "state_before": "α : Type u_1\nM : Type u_2\ninst✝ : Zero M\n⊢ lookupFinsupp ∅ = 0", "tactic": "classical\n ext\n simp" }, { "state_after": "case h\nα : Type u_1\nM : Type u_2\ninst✝ : Zero M\na✝ : α\n⊢ ↑(lookupFinsupp ∅) a✝ = ↑0 a✝", "state_before": "α : Type ...
[ 111, 9 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 108, 1 ]
Mathlib/NumberTheory/Padics/PadicNorm.lean
padicNorm.mul
[ { "state_after": "no goals", "state_before": "p : ℕ\nhp : Fact (Nat.Prime p)\nq r : ℚ\nhq : q = 0\n⊢ padicNorm p (q * r) = padicNorm p q * padicNorm p r", "tactic": "simp [hq]" }, { "state_after": "no goals", "state_before": "p : ℕ\nhp : Fact (Nat.Prime p)\nq r : ℚ\nhq : ¬q = 0\nhr : r = 0\n...
[ 160, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 154, 11 ]
Mathlib/Data/Finset/Image.lean
Finset.map_toFinset
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.15667\nf : α ↪ β\ns✝ : Finset α\ninst✝¹ : DecidableEq α\ninst✝ : DecidableEq β\ns : Multiset α\nx✝ : β\n⊢ x✝ ∈ map f (toFinset s) ↔ x✝ ∈ toFinset (Multiset.map (↑f) s)", "tactic": "simp only [mem_map, Multiset.mem_map,...
[ 122, 92 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 120, 1 ]
Mathlib/LinearAlgebra/Alternating.lean
AlternatingMap.coe_prod
[]
[ 292, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 290, 1 ]
Mathlib/SetTheory/Game/PGame.lean
PGame.add_moveLeft_inl
[ { "state_after": "case mk\ny : PGame\nα✝ β✝ : Type u_1\na✝¹ : α✝ → PGame\na✝ : β✝ → PGame\ni : LeftMoves (mk α✝ β✝ a✝¹ a✝)\n⊢ moveLeft (mk α✝ β✝ a✝¹ a✝ + y) (↑toLeftMovesAdd (Sum.inl i)) = moveLeft (mk α✝ β✝ a✝¹ a✝) i + y", "state_before": "x y : PGame\ni : LeftMoves x\n⊢ moveLeft (x + y) (↑toLeftMovesAdd (...
[ 1511, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1507, 1 ]
Mathlib/Data/List/Sigma.lean
List.kextract_eq_dlookup_kerase
[ { "state_after": "α : Type u\nβ : α → Type v\nl✝ l₁ l₂ : List (Sigma β)\ninst✝ : DecidableEq α\na a' : α\nb : β a'\nl : List (Sigma β)\n⊢ (if h : a' = a then (some ((_ : { fst := a', snd := b }.fst = a) ▸ b), l)\n else ((kextract a l).fst, { fst := a', snd := b } :: (kextract a l).snd)) =\n (dlookup a ({ ...
[ 619, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 612, 1 ]
Mathlib/Data/Finset/Basic.lean
Finset.erase_union_of_mem
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.265412\nγ : Type ?u.265415\ninst✝ : DecidableEq α\ns✝ t u v : Finset α\na b : α\nha : a ∈ t\ns : Finset α\n⊢ erase s a ∪ t = s ∪ t", "tactic": "rw [← insert_erase (mem_union_right s ha), erase_union_distrib, ← union_insert, insert_e...
[ 2278, 99 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2277, 1 ]
Mathlib/Combinatorics/Composition.lean
Composition.index_exists
[ { "state_after": "n : ℕ\nc : Composition n\nj : ℕ\nh : j < n\nn_pos : 0 < n\n⊢ ∃ i, j < sizeUpTo c (Nat.succ i) ∧ i < length c", "state_before": "n : ℕ\nc : Composition n\nj : ℕ\nh : j < n\n⊢ ∃ i, j < sizeUpTo c (Nat.succ i) ∧ i < length c", "tactic": "have n_pos : 0 < n := lt_of_le_of_lt (zero_le j) h"...
[ 331, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 325, 1 ]
Mathlib/Order/LocallyFinite.lean
WithBot.Ico_coe_coe
[]
[ 1168, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1167, 1 ]
Mathlib/Topology/MetricSpace/Basic.lean
nndist_edist
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nX : Type ?u.19776\nι : Type ?u.19779\ninst✝ : PseudoMetricSpace α\nx y : α\n⊢ nndist x y = ENNReal.toNNReal (edist x y)", "tactic": "simp [edist_nndist]" } ]
[ 323, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 322, 1 ]
Mathlib/RingTheory/TensorProduct.lean
Algebra.TensorProduct.algHomOfLinearMapTensorProduct_apply
[]
[ 695, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 693, 1 ]
Mathlib/Analysis/Calculus/BumpFunctionInner.lean
ContDiffBump.one_lt_rOut_div_rIn
[ { "state_after": "E : Type u_1\nX : Type ?u.67116\nc : E\nf : ContDiffBump c\n⊢ f.rIn < f.rOut", "state_before": "E : Type u_1\nX : Type ?u.67116\nc : E\nf : ContDiffBump c\n⊢ 1 < f.rOut / f.rIn", "tactic": "rw [one_lt_div f.rIn_pos]" }, { "state_after": "no goals", "state_before": "E : Type...
[ 351, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 349, 1 ]
Mathlib/Analysis/Seminorm.lean
Seminorm.comp_comp
[]
[ 344, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 342, 1 ]
Mathlib/Order/Hom/Basic.lean
OrderEmbedding.le_iff_le
[]
[ 652, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 651, 1 ]
Mathlib/Algebra/Algebra/Equiv.lean
AlgEquiv.smul_def
[]
[ 727, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 726, 11 ]
Mathlib/Topology/LocalHomeomorph.lean
LocalHomeomorph.replaceEquiv_eq_self
[ { "state_after": "case mk\nα : Type u_1\nβ : Type u_2\nγ : Type ?u.22794\nδ : Type ?u.22797\ninst✝³ : TopologicalSpace α\ninst✝² : TopologicalSpace β\ninst✝¹ : TopologicalSpace γ\ninst✝ : TopologicalSpace δ\ne : LocalHomeomorph α β\ne'✝ : LocalHomeomorph β γ\ne' toLocalEquiv✝ : LocalEquiv α β\nopen_source✝ : Is...
[ 224, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 220, 1 ]
Mathlib/Topology/Instances/ENNReal.lean
ENNReal.ne_top_of_tsum_ne_top
[]
[ 897, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 896, 11 ]
Mathlib/LinearAlgebra/Span.lean
Submodule.mem_sSup_of_directed
[ { "state_after": "R : Type u_2\nR₂ : Type ?u.91322\nK : Type ?u.91325\nM : Type u_1\nM₂ : Type ?u.91331\nV : Type ?u.91334\nS : Type ?u.91337\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 : AddCommMonoid M₂\ninst✝ :...
[ 321, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 317, 1 ]
Mathlib/Analysis/Convex/Segment.lean
mem_openSegment_of_ne_left_right
[ { "state_after": "𝕜 : Type u_2\nE : Type u_1\nF : Type ?u.46146\nG : Type ?u.46149\nι : Type ?u.46152\nπ : ι → Type ?u.46157\ninst✝² : OrderedSemiring 𝕜\ninst✝¹ : AddCommMonoid E\ninst✝ : Module 𝕜 E\ns : Set E\nx y z : E\nhx : x ≠ z\nhy : y ≠ z\nhz : z ∈ insert x (insert y (openSegment 𝕜 x y))\n⊢ z ∈ openSe...
[ 158, 55 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 155, 1 ]
Mathlib/Order/SuccPred/Basic.lean
Covby.pred_eq
[]
[ 785, 92 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 784, 1 ]
Mathlib/Data/Sigma/Basic.lean
Function.Injective.of_sigma_map
[]
[ 125, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 122, 1 ]
Mathlib/LinearAlgebra/Basic.lean
LinearMap.range_rangeRestrict
[ { "state_after": "no goals", "state_before": "R : Type u_1\nR₁ : Type ?u.1598122\nR₂ : Type ?u.1598125\nR₃ : Type ?u.1598128\nR₄ : Type ?u.1598131\nS : Type ?u.1598134\nK : Type ?u.1598137\nK₂ : Type ?u.1598140\nM : Type u_2\nM' : Type ?u.1598146\nM₁ : Type ?u.1598149\nM₂ : Type u_3\nM₃ : Type ?u.1598155\nM...
[ 1769, 98 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1768, 1 ]
Mathlib/Algebra/Ring/Defs.lean
mul_sub_left_distrib
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nγ : Type w\nR : Type x\ninst✝ : NonUnitalNonAssocRing α\na b c : α\n⊢ a * (b - c) = a * b - a * c", "tactic": "simpa only [sub_eq_add_neg, neg_mul_eq_mul_neg] using mul_add a b (-c)" } ]
[ 365, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 364, 1 ]
Mathlib/FieldTheory/PerfectClosure.lean
PerfectClosure.nat_cast
[ { "state_after": "case zero\nK : Type u\ninst✝² : CommRing K\np : ℕ\ninst✝¹ : Fact (Nat.Prime p)\ninst✝ : CharP K p\nx : ℕ\n⊢ ↑x = mk K p (Nat.zero, ↑x)\n\ncase succ\nK : Type u\ninst✝² : CommRing K\np : ℕ\ninst✝¹ : Fact (Nat.Prime p)\ninst✝ : CharP K p\nx n : ℕ\nih : ↑x = mk K p (n, ↑x)\n⊢ ↑x = mk K p (Nat.suc...
[ 429, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 419, 1 ]
Mathlib/Data/Polynomial/Div.lean
Polynomial.divByMonic_zero
[ { "state_after": "R : Type u\nS : Type v\nT : Type w\nA : Type z\na b : R\nn : ℕ\ninst✝ : Ring R\np✝ q p : R[X]\nh : Monic 0\nthis : Subsingleton R\n⊢ p /ₘ 0 = 0", "state_before": "R : Type u\nS : Type v\nT : Type w\nA : Type z\na b : R\nn : ℕ\ninst✝ : Ring R\np✝ q p : R[X]\nh : Monic 0\n⊢ p /ₘ 0 = 0", ...
[ 203, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 199, 1 ]
Mathlib/Data/List/Rotate.lean
List.nil_eq_rotate_iff
[ { "state_after": "no goals", "state_before": "α : Type u\nl : List α\nn : ℕ\n⊢ [] = rotate l n ↔ [] = l", "tactic": "rw [eq_comm, rotate_eq_nil_iff, eq_comm]" } ]
[ 212, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 211, 1 ]
Mathlib/Analysis/Analytic/Basic.lean
HasFPowerSeriesOnBall.add
[]
[ 541, 60 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 537, 1 ]
Mathlib/Logic/Relation.lean
Transitive.comap
[]
[ 113, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 112, 1 ]
Mathlib/Algebra/CharP/Basic.lean
CharP.char_ne_one
[ { "state_after": "no goals", "state_before": "R : Type u_1\ninst✝¹ : NonAssocSemiring R\ninst✝ : Nontrivial R\np : ℕ\nhc : CharP R p\nhp : p = 1\n⊢ 1 = 0", "tactic": "simpa using (cast_eq_zero_iff R p 1).mpr (hp ▸ dvd_refl p)" } ]
[ 517, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 515, 1 ]
Mathlib/Data/Real/ENNReal.lean
ENNReal.mul_pos
[]
[ 618, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 617, 1 ]
Mathlib/SetTheory/Cardinal/Basic.lean
Cardinal.one_power
[]
[ 560, 68 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 559, 1 ]
Mathlib/MeasureTheory/Function/StronglyMeasurable/Basic.lean
MeasureTheory.AEStronglyMeasurable.div
[]
[ 1319, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1316, 11 ]
Mathlib/RingTheory/Polynomial/Cyclotomic/Basic.lean
Polynomial.cyclotomic_prime_pow_mul_X_pow_sub_one
[ { "state_after": "no goals", "state_before": "R : Type u_1\ninst✝ : CommRing R\np k : ℕ\nhn : Fact (Nat.Prime p)\n⊢ cyclotomic (p ^ (k + 1)) R * (X ^ p ^ k - 1) = X ^ p ^ (k + 1) - 1", "tactic": "rw [cyclotomic_prime_pow_eq_geom_sum hn.out, geom_sum_mul, ← pow_mul, pow_succ, mul_comm]" } ]
[ 582, 92 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 579, 1 ]
Mathlib/Topology/SubsetProperties.lean
exists_mem_compactCovering
[]
[ 1319, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1318, 1 ]
Mathlib/Order/SymmDiff.lean
Pi.symmDiff_apply
[]
[ 865, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 863, 1 ]
Mathlib/Analysis/BoxIntegral/Partition/Additive.lean
BoxIntegral.BoxAdditiveMap.sum_partition_boxes
[]
[ 86, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 84, 1 ]
Mathlib/Order/BoundedOrder.lean
eq_top_of_bot_eq_top
[]
[ 674, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 673, 1 ]
Mathlib/Data/List/Perm.lean
List.Perm.erase
[ { "state_after": "α : Type uu\nβ : Type vv\nl₁✝ l₂✝ : List α\ninst✝ : DecidableEq α\na : α\nl₁ l₂ : List α\np : l₁ ~ l₂\nh₁ : ¬a ∈ l₁\nh₂ : ¬a ∈ l₂\n⊢ List.erase l₁ a ~ List.erase l₂ a", "state_before": "α : Type uu\nβ : Type vv\nl₁✝ l₂✝ : List α\ninst✝ : DecidableEq α\na : α\nl₁ l₂ : List α\np : l₁ ~ l₂\nh...
[ 777, 60 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 771, 1 ]
Mathlib/Data/Int/Order/Units.lean
Int.sq_eq_one_of_sq_le_three
[]
[ 64, 70 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 63, 1 ]
Mathlib/Data/Fintype/Basic.lean
Finset.eq_univ_iff_forall
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.324\nγ : Type ?u.327\ninst✝ : Fintype α\ns t : Finset α\n⊢ s = univ ↔ ∀ (x : α), x ∈ s", "tactic": "simp [ext_iff]" } ]
[ 84, 72 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 84, 1 ]
Mathlib/LinearAlgebra/PiTensorProduct.lean
PiTensorProduct.tmulEquiv_symm_apply
[]
[ 656, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 653, 1 ]
Mathlib/Geometry/Euclidean/Sphere/Basic.lean
EuclideanGeometry.dist_center_eq_dist_center_of_mem_sphere'
[ { "state_after": "no goals", "state_before": "V : Type ?u.5447\nP : Type u_1\ninst✝ : MetricSpace P\np₁ p₂ : P\ns : Sphere P\nhp₁ : p₁ ∈ s\nhp₂ : p₂ ∈ s\n⊢ dist s.center p₁ = dist s.center p₂", "tactic": "rw [mem_sphere'.1 hp₁, mem_sphere'.1 hp₂]" } ]
[ 144, 44 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 142, 1 ]
Mathlib/MeasureTheory/Measure/MeasureSpaceDef.lean
MeasureTheory.measure_eq_iInf'
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.10941\nγ : Type ?u.10944\nδ : Type ?u.10947\nι : Type ?u.10950\ninst✝ : MeasurableSpace α\nμ✝ μ₁ μ₂ : Measure α\ns✝ s₁ s₂ t : Set α\nμ : Measure α\ns : Set α\n⊢ ↑↑μ s = ⨅ (t : { t // s ⊆ t ∧ MeasurableSet t }), ↑↑μ ↑t", "tactic": "s...
[ 167, 70 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 165, 1 ]
Mathlib/Topology/UniformSpace/Cauchy.lean
CauchySeq.prod_map
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\ninst✝³ : UniformSpace α\nγ : Type u_1\nδ : Type u_2\ninst✝² : UniformSpace β\ninst✝¹ : SemilatticeSup γ\ninst✝ : SemilatticeSup δ\nu : γ → α\nv : δ → β\nhu : CauchySeq u\nhv : CauchySeq v\n⊢ CauchySeq (Prod.map u v)", "tactic": "simpa...
[ 239, 81 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 237, 1 ]
Mathlib/Algebra/Homology/Homology.lean
HomologicalComplex.boundaries_eq_imageSubobject
[]
[ 84, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 82, 1 ]
Mathlib/SetTheory/Cardinal/Cofinality.lean
Ordinal.IsNormal.isFundamentalSequence
[ { "state_after": "case refine'_1\nα : Type ?u.94822\nr : α → α → Prop\nf : Ordinal → Ordinal\nhf : IsNormal f\na o : Ordinal\nha : IsLimit a\ng : (b : Ordinal) → b < o → Ordinal\nhg : IsFundamentalSequence a o g\n⊢ o ≤ ord (cof (f a))\n\ncase refine'_2\nα : Type ?u.94822\nr : α → α → Prop\nf : Ordinal → Ordinal...
[ 681, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 656, 11 ]
Mathlib/Algebra/Star/StarAlgHom.lean
StarAlgEquiv.ext_iff
[]
[ 786, 18 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 785, 1 ]
Mathlib/Order/UpperLower/Basic.lean
UpperSet.compl_iSup
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.84048\nγ : Type ?u.84051\nι : Sort u_2\nκ : ι → Sort ?u.84059\ninst✝ : LE α\ns t : UpperSet α\na : α\nf : ι → UpperSet α\n⊢ ↑(compl (⨆ (i : ι), f i)) = ↑(⨆ (i : ι), compl (f i))", "tactic": "simp only [coe_compl, coe_iSup, compl_iIn...
[ 848, 86 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 847, 11 ]
Mathlib/CategoryTheory/Limits/Shapes/Kernels.lean
CategoryTheory.Limits.cokernelIsoOfEq_refl
[ { "state_after": "case w.h\nC : Type u\ninst✝² : Category C\ninst✝¹ : HasZeroMorphisms C\nX Y : C\nf : X ⟶ Y\ninst✝ : HasCokernel f\nh : f = f\n⊢ coequalizer.π f 0 ≫ (cokernelIsoOfEq h).hom = coequalizer.π f 0 ≫ (Iso.refl (cokernel f)).hom", "state_before": "C : Type u\ninst✝² : Category C\ninst✝¹ : HasZero...
[ 823, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 822, 1 ]
Mathlib/Order/Ideal.lean
Order.Ideal.directed
[]
[ 137, 14 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 136, 11 ]
Mathlib/Algebra/Order/Field/Basic.lean
one_div_nonpos
[]
[ 88, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 87, 1 ]
Mathlib/CategoryTheory/Preadditive/FunctorCategory.lean
CategoryTheory.NatTrans.app_sub
[]
[ 97, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 96, 1 ]
Mathlib/MeasureTheory/Function/SpecialFunctions/Basic.lean
Real.measurable_sin
[]
[ 44, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 43, 1 ]
Mathlib/GroupTheory/Finiteness.lean
Group.rank_le_of_surjective
[ { "state_after": "case intro.intro\nM : Type ?u.90865\nN : Type ?u.90868\ninst✝⁶ : Monoid M\ninst✝⁵ : AddMonoid N\nG : Type u_1\nH : Type ?u.90880\ninst✝⁴ : Group G\ninst✝³ : AddGroup H\nG' : Type u_2\ninst✝² : Group G'\ninst✝¹ : FG G\ninst✝ : FG G'\nf : G →* G'\nhf : Function.Surjective ↑f\nS : Finset G\nhS1 :...
[ 413, 46 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 406, 1 ]
Mathlib/Data/Multiset/Basic.lean
Multiset.ext'
[]
[ 2513, 8 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2512, 1 ]
Mathlib/Data/Set/Lattice.lean
Set.Nonempty.of_sUnion_eq_univ
[]
[ 1127, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1126, 1 ]
Mathlib/Algebra/BigOperators/Fin.lean
finFunctionFinEquiv_apply
[]
[ 351, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 349, 1 ]
Mathlib/Combinatorics/SimpleGraph/Basic.lean
SimpleGraph.degree_le_maxDegree
[ { "state_after": "case intro\nι : Sort ?u.293843\n𝕜 : Type ?u.293846\nV : Type u\nW : Type v\nX : Type w\nG : SimpleGraph V\nG' : SimpleGraph W\na b c u v✝ w : V\ne : Sym2 V\ninst✝¹ : Fintype V\ninst✝ : DecidableRel G.Adj\nv : V\nt : ℕ\nht : Finset.max (image (fun v => degree G v) univ) = ↑t\n⊢ degree G v ≤ ma...
[ 1562, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1559, 1 ]
Mathlib/LinearAlgebra/SesquilinearForm.lean
LinearMap.IsAdjointPair.smul
[ { "state_after": "no goals", "state_before": "R : Type u_1\nR₁ : Type ?u.346295\nR₂ : Type ?u.346298\nR₃ : Type ?u.346301\nM : Type u_2\nM₁ : Type u_3\nM₂ : Type ?u.346310\nMₗ₁ : Type ?u.346313\nMₗ₁' : Type ?u.346316\nMₗ₂ : Type ?u.346319\nMₗ₂' : Type ?u.346322\nK : Type ?u.346325\nK₁ : Type ?u.346328\nK₂ :...
[ 489, 13 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 487, 1 ]
Mathlib/Topology/Instances/NNReal.lean
HasSum.toNNReal
[ { "state_after": "case intro\nα : Type u_1\nf : α → ℝ\nhf₀ : ∀ (n : α), 0 ≤ f n\ny : ℝ≥0\nhy : HasSum f ↑y\n⊢ HasSum (fun x => Real.toNNReal (f x)) (Real.toNNReal ↑y)", "state_before": "α : Type u_1\nf : α → ℝ\ny : ℝ\nhf₀ : ∀ (n : α), 0 ≤ f n\nhy : HasSum f y\n⊢ HasSum (fun x => Real.toNNReal (f x)) (Real.t...
[ 162, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 158, 11 ]
Mathlib/CategoryTheory/Sums/Associator.lean
CategoryTheory.sum.associator_map_inl_inl
[]
[ 67, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 65, 1 ]
Mathlib/Order/ConditionallyCompleteLattice/Basic.lean
GaloisConnection.u_csInf
[]
[ 1300, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1298, 1 ]
Mathlib/LinearAlgebra/AffineSpace/AffineMap.lean
AffineMap.comp_assoc
[]
[ 439, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 437, 1 ]
Std/Data/BinomialHeap.lean
Std.BinomialHeapImp.Heap.realSize_merge
[ { "state_after": "α : Type u_1\nle : α → α → Bool\ns₁ s₂ : Heap α\n⊢ realSize\n (match s₁, s₂ with\n | nil, h => h\n | h, nil => h\n | s₁@h:(cons r₁ a₁ n₁ t₁), s₂@h_1:(cons r₂ a₂ n₂ t₂) =>\n if r₁ < r₂ then cons r₁ a₁ n₁ (merge le t₁ s₂)\n else\n if r₂ < r₁ then cons r...
[ 211, 38 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 194, 1 ]
Mathlib/Geometry/Euclidean/Angle/Unoriented/RightAngle.lean
InnerProductGeometry.sin_angle_sub_of_inner_eq_zero
[ { "state_after": "V : Type u_1\ninst✝¹ : NormedAddCommGroup V\ninst✝ : InnerProductSpace ℝ V\nx y : V\nh : inner x (-y) = 0\nh0 : x ≠ 0 ∨ y ≠ 0\n⊢ Real.sin (angle x (x - y)) = ‖y‖ / ‖x - y‖", "state_before": "V : Type u_1\ninst✝¹ : NormedAddCommGroup V\ninst✝ : InnerProductSpace ℝ V\nx y : V\nh : inner x y ...
[ 294, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 290, 1 ]
Mathlib/RingTheory/AlgebraicIndependent.lean
AlgebraicIndependent.algebraMap_aevalEquiv
[]
[ 395, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 392, 1 ]
Mathlib/Topology/Sets/Opens.lean
TopologicalSpace.Opens.comap_mono
[]
[ 372, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 371, 1 ]
Mathlib/Data/IsROrC/Basic.lean
IsROrC.imClm_apply
[]
[ 927, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 926, 1 ]
Mathlib/NumberTheory/Padics/PadicVal.lean
one_le_padicValNat_of_dvd
[ { "state_after": "no goals", "state_before": "p n : ℕ\nhp : Fact (Nat.Prime p)\nhn : 0 < n\ndiv : p ∣ n\n⊢ 1 ≤ padicValNat p n", "tactic": "rwa [← PartENat.coe_le_coe, padicValNat_def' hp.out.ne_one hn, ← pow_dvd_iff_le_multiplicity,\n pow_one]" } ]
[ 242, 13 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 239, 1 ]
Mathlib/Analysis/Calculus/Deriv/AffineMap.lean
AffineMap.hasDerivWithinAt
[]
[ 40, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 40, 1 ]
Mathlib/Topology/Instances/ENNReal.lean
ENNReal.continuous_nnreal_sub
[]
[ 455, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 454, 1 ]
Mathlib/NumberTheory/RamificationInertia.lean
Ideal.ramificationIdx_of_not_le
[ { "state_after": "no goals", "state_before": "R : Type u\ninst✝¹ : CommRing R\nS : Type v\ninst✝ : CommRing S\nf : R →+* S\np : Ideal R\nP : Ideal S\nh : ¬map f p ≤ P\n⊢ map f p ≤ P ^ 0", "tactic": "simp" }, { "state_after": "no goals", "state_before": "R : Type u\ninst✝¹ : CommRing R\nS : T...
[ 119, 52 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 118, 1 ]
Mathlib/GroupTheory/Perm/Support.lean
Equiv.Perm.Disjoint.conj
[]
[ 125, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 124, 1 ]
Mathlib/CategoryTheory/Monad/Algebra.lean
CategoryTheory.Comonad.Coalgebra.comp_f
[]
[ 416, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 415, 1 ]
Mathlib/Algebra/Lie/Basic.lean
LieHom.coe_comp
[]
[ 424, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 423, 1 ]
Mathlib/Analysis/LocallyConvex/Basic.lean
Balanced.smul_mono
[ { "state_after": "case inl\n𝕜 : Type u_3\n𝕝 : Type u_1\nE : Type u_2\nι : Sort ?u.58606\nκ : ι → Sort ?u.58611\ninst✝⁶ : NormedField 𝕜\ninst✝⁵ : NormedRing 𝕝\ninst✝⁴ : NormedSpace 𝕜 𝕝\ninst✝³ : AddCommGroup E\ninst✝² : Module 𝕜 E\ninst✝¹ : SMulWithZero 𝕝 E\ninst✝ : IsScalarTower 𝕜 𝕝 E\ns t u v A B : S...
[ 276, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 264, 1 ]
Mathlib/Analysis/BoxIntegral/Partition/SubboxInduction.lean
BoxIntegral.TaggedPrepartition.iUnion_unionComplToSubordinate_boxes
[]
[ 247, 58 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 244, 1 ]
Mathlib/MeasureTheory/Constructions/Prod/Basic.lean
MeasureTheory.Measure.map_prod_map
[ { "state_after": "α : Type u_2\nα' : Type ?u.4500248\nβ : Type u_4\nβ' : Type ?u.4500254\nγ : Type u_3\nE : Type ?u.4500260\ninst✝⁸ : MeasurableSpace α\ninst✝⁷ : MeasurableSpace α'\ninst✝⁶ : MeasurableSpace β\ninst✝⁵ : MeasurableSpace β'\ninst✝⁴ : MeasurableSpace γ\nμ μ' : Measure α\nν ν' : Measure β\nτ : Measu...
[ 610, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 603, 1 ]
src/lean/Init/Prelude.lean
congr
[]
[ 360, 16 ]
d5348dfac847a56a4595fb6230fd0708dcb4e7e9
https://github.com/leanprover/lean4
[ 359, 1 ]
Mathlib/Analysis/SpecialFunctions/Log/Basic.lean
Real.log_le_log
[ { "state_after": "no goals", "state_before": "x y : ℝ\nh : 0 < x\nh₁ : 0 < y\n⊢ log x ≤ log y ↔ x ≤ y", "tactic": "rw [← exp_le_exp, exp_log h, exp_log h₁]" } ]
[ 146, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 145, 1 ]
Mathlib/CategoryTheory/Conj.lean
CategoryTheory.Iso.conjAut_zpow
[]
[ 168, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 167, 1 ]
Mathlib/Data/Matrix/Basic.lean
Matrix.ext_iff
[ { "state_after": "no goals", "state_before": "l : Type ?u.131\nm : Type u_1\nn : Type u_2\no : Type ?u.140\nm' : o → Type ?u.145\nn' : o → Type ?u.150\nR : Type ?u.153\nS : Type ?u.156\nα : Type v\nβ : Type w\nγ : Type ?u.163\nM N : Matrix m n α\nh : M = N\n⊢ ∀ (i : m) (j : n), M i j = N i j", "tactic":...
[ 75, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 74, 1 ]
Mathlib/Analysis/NormedSpace/Star/Multiplier.lean
DoubleCentralizer.norm_fst_eq_snd
[ { "state_after": "𝕜 : Type u_1\nA : Type u_2\ninst✝⁶ : NontriviallyNormedField 𝕜\ninst✝⁵ : NonUnitalNormedRing A\ninst✝⁴ : NormedSpace 𝕜 A\ninst✝³ : SMulCommClass 𝕜 A A\ninst✝² : IsScalarTower 𝕜 A A\ninst✝¹ : StarRing A\ninst✝ : CstarRing A\na : 𝓜(𝕜, A)\nh0 : ∀ (f : A →L[𝕜] A) (C : ℝ≥0), (∀ (b : A), ‖↑f...
[ 634, 44 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 596, 1 ]
Mathlib/Data/Real/Hyperreal.lean
Hyperreal.coe_pos
[]
[ 130, 13 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 129, 1 ]
Mathlib/Data/Set/NAry.lean
Set.Nonempty.image2
[]
[ 158, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 157, 1 ]
Mathlib/MeasureTheory/Measure/VectorMeasure.lean
MeasureTheory.VectorMeasure.smul_apply
[]
[ 275, 92 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 275, 1 ]
Mathlib/Data/Polynomial/Derivative.lean
Polynomial.derivative_eval
[ { "state_after": "no goals", "state_before": "R : Type u\nS : Type v\nT : Type w\nι : Type y\nA : Type z\na b : R\nn : ℕ\ninst✝ : Semiring R\np : R[X]\nx : R\n⊢ eval x (↑derivative p) = sum p fun n a => a * ↑n * x ^ (n - 1)", "tactic": "simp_rw [derivative_apply, eval_sum, eval_mul_X_pow, eval_C]" } ]
[ 332, 63 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 330, 1 ]
Mathlib/Data/Finset/Lattice.lean
Finset.min_mem_image_coe
[]
[ 1530, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1528, 1 ]
Std/Data/String/Lemmas.lean
String.utf8SetAux_of_valid
[ { "state_after": "no goals", "state_before": "c' : Char\ncs cs' : List Char\ni p : Nat\nhp : i + utf8Len [] = p\n⊢ utf8SetAux c' ([] ++ []) { byteIdx := i } { byteIdx := p } = [] ++ List.modifyHead (fun x => c') []", "tactic": "rfl" }, { "state_after": "no goals", "state_before": "c' : Char\...
[ 243, 49 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 234, 1 ]
Mathlib/Order/CompleteLattice.lean
inf_iInf
[ { "state_after": "no goals", "state_before": "α : Type u_2\nβ : Type ?u.102664\nβ₂ : Type ?u.102667\nγ : Type ?u.102670\nι : Sort u_1\nι' : Sort ?u.102676\nκ : ι → Sort ?u.102681\nκ' : ι' → Sort ?u.102686\ninst✝¹ : CompleteLattice α\nf✝ g s t : ι → α\na✝ b : α\ninst✝ : Nonempty ι\nf : ι → α\na : α\n⊢ (a ⊓ ⨅...
[ 1262, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1261, 1 ]
Mathlib/Data/Fin/Tuple/Basic.lean
Fin.find_eq_some_iff
[]
[ 942, 15 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 940, 1 ]