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start
list
Mathlib/NumberTheory/Padics/RingHoms.lean
PadicInt.ker_toZMod
[ { "state_after": "case h\np : ℕ\nhp_prime : Fact (Nat.Prime p)\nr : ℚ\nx✝ x : ℤ_[p]\n⊢ x ∈ RingHom.ker toZMod ↔ x ∈ maximalIdeal ℤ_[p]", "state_before": "p : ℕ\nhp_prime : Fact (Nat.Prime p)\nr : ℚ\nx : ℤ_[p]\n⊢ RingHom.ker toZMod = maximalIdeal ℤ_[p]", "tactic": "ext x" }, { "state_after": "cas...
[ 296, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 285, 1 ]
Mathlib/Data/Set/Sups.lean
Set.singleton_sups
[]
[ 148, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 147, 1 ]
Mathlib/Logic/Equiv/Set.lean
Equiv.range_eq_univ
[]
[ 40, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 39, 1 ]
Mathlib/Order/Closure.lean
LowerAdjoint.subset_closure
[]
[ 481, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 480, 1 ]
Mathlib/LinearAlgebra/Matrix/Hermitian.lean
Matrix.IsHermitian.transpose
[ { "state_after": "α : Type u_2\nβ : Type ?u.3659\nm : Type ?u.3662\nn : Type u_1\nA✝ : Matrix n n α\ninst✝¹ : Star α\ninst✝ : Star β\nA : Matrix n n α\nh : IsHermitian A\n⊢ (Matrix.map Aᵀ star)ᵀ = Aᵀ", "state_before": "α : Type u_2\nβ : Type ?u.3659\nm : Type ?u.3662\nn : Type u_1\nA✝ : Matrix n n α\ninst✝¹...
[ 76, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 74, 1 ]
Mathlib/Data/Finset/Sigma.lean
Finset.mk_mem_sigmaLift
[ { "state_after": "ι : Type u_2\nα : ι → Type u_3\nβ : ι → Type u_4\nγ : ι → Type u_1\ninst✝ : DecidableEq ι\nf : ⦃i : ι⦄ → α i → β i → Finset (γ i)\ni : ι\na : α i\nb : β i\nx : γ i\n⊢ (∃ a_1,\n a_1 ∈\n f ((_ : { fst := i, snd := a }.fst = { fst := i, snd := a }.fst) ▸ { fst := i, snd := a }.snd)\...
[ 152, 11 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 147, 1 ]
Mathlib/Data/Set/Pointwise/SMul.lean
Set.vsub_mem_vsub
[]
[ 613, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 612, 1 ]
Mathlib/Algebra/CharP/Basic.lean
CharP.congr
[]
[ 198, 9 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 196, 1 ]
Mathlib/Logic/Equiv/Set.lean
Equiv.Set.sumDiffSubset_apply_inl
[]
[ 370, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 368, 1 ]
Mathlib/Topology/Sheaves/PresheafOfFunctions.lean
TopCat.presheafToType_obj
[]
[ 95, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 93, 1 ]
Mathlib/Dynamics/OmegaLimit.lean
nonempty_omegaLimit_of_isCompact_absorbing
[ { "state_after": "case intro.intro\nτ : Type u_1\nα : Type u_3\nβ : Type u_2\nι : Type ?u.74453\ninst✝¹ : TopologicalSpace β\nf : Filter τ\nϕ : τ → α → β\ns s₁ s₂ : Set α\ninst✝ : NeBot f\nc : Set β\nhc₁ : IsCompact c\nhs : Set.Nonempty s\nv : Set τ\nhv₁ : v ∈ f\nhv₂ : closure (image2 ϕ v s) ⊆ c\n⊢ Set.Nonempty...
[ 325, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 307, 1 ]
Mathlib/Analysis/Normed/Group/Hom.lean
NormedAddGroupHom.opNorm_neg
[ { "state_after": "no goals", "state_before": "V : Type ?u.324499\nV₁ : Type u_1\nV₂ : Type u_2\nV₃ : Type ?u.324508\ninst✝³ : SeminormedAddCommGroup V\ninst✝² : SeminormedAddCommGroup V₁\ninst✝¹ : SeminormedAddCommGroup V₂\ninst✝ : SeminormedAddCommGroup V₃\nf✝ g f : NormedAddGroupHom V₁ V₂\n⊢ ‖-f‖ = ‖f‖", ...
[ 470, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 469, 1 ]
Mathlib/NumberTheory/PellMatiyasevic.lean
Pell.pell_eq
[ { "state_after": "no goals", "state_before": "a : ℕ\na1 : 1 < a\nn : ℕ\npn : xz a1 n * xz a1 n - ↑(Pell.d a1) * yz a1 n * yz a1 n = 1 := pell_eqz a1 n\n⊢ ↑(xn a1 n * xn a1 n) - ↑(Pell.d a1 * yn a1 n * yn a1 n) = 1", "tactic": "repeat' rw [Int.ofNat_mul]; exact pn" }, { "state_after": "a : ℕ\na1 ...
[ 249, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 243, 1 ]
Mathlib/LinearAlgebra/Basis.lean
Basis.repr_eq_iff
[]
[ 301, 91 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 299, 1 ]
Mathlib/Analysis/InnerProductSpace/Basic.lean
inner_eq_norm_mul_iff
[ { "state_after": "case inl\n𝕜 : Type u_1\nE : Type u_2\nF : Type ?u.3212961\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\ny : E\n⊢ inner 0 y = ↑‖0‖ * ↑‖y‖ ↔ ↑‖y‖ • 0 = ↑‖0‖ • y\n\ncase in...
[ 1675, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1670, 1 ]
Mathlib/Data/Nat/Prime.lean
Nat.prime_mul_iff
[ { "state_after": "no goals", "state_before": "a b : ℕ\n⊢ Prime (a * b) ↔ Prime a ∧ b = 1 ∨ Prime b ∧ a = 1", "tactic": "simp only [iff_self_iff, irreducible_mul_iff, ← irreducible_iff_nat_prime, Nat.isUnit_iff]" } ]
[ 230, 93 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 229, 1 ]
Mathlib/Analysis/Calculus/FDeriv/Star.lean
DifferentiableAt.star
[]
[ 72, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 70, 1 ]
Mathlib/AlgebraicTopology/DoldKan/SplitSimplicialObject.lean
SimplicialObject.Splitting.PInfty_comp_πSummand_id
[ { "state_after": "C : Type u_2\ninst✝² : Category C\ninst✝¹ : HasFiniteCoproducts C\nX : SimplicialObject C\ns : Splitting X\ninst✝ : Preadditive C\nn : ℕ\n⊢ HomologicalComplex.Hom.f PInfty n ≫ πSummand s (IndexSet.id [n].op) =\n 𝟙 (X.obj [n].op) ≫ πSummand s (IndexSet.id [n].op)", "state_before": "C : ...
[ 137, 14 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 132, 1 ]
Mathlib/LinearAlgebra/Matrix/Trace.lean
Matrix.trace_add
[]
[ 59, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 58, 1 ]
Mathlib/Order/UpperLower/Basic.lean
LowerSet.sup_prod
[]
[ 1698, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1697, 1 ]
Mathlib/CategoryTheory/Monoidal/CoherenceLemmas.lean
CategoryTheory.MonoidalCategory.pentagon_inv_inv_hom
[ { "state_after": "no goals", "state_before": "C : Type u_2\ninst✝¹ : Category C\ninst✝ : MonoidalCategory C\nW X Y Z : C\n⊢ (α_ W (X ⊗ Y) Z).inv ≫ ((α_ W X Y).inv ⊗ 𝟙 Z) ≫ (α_ (W ⊗ X) Y Z).hom = (𝟙 W ⊗ (α_ X Y Z).hom) ≫ (α_ W X (Y ⊗ Z)).inv", "tactic": "coherence" } ]
[ 62, 12 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 59, 1 ]
Mathlib/Order/SymmDiff.lean
bihimp_assoc
[]
[ 627, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 626, 1 ]
Mathlib/NumberTheory/LegendreSymbol/MulCharacter.lean
MulChar.map_ringChar
[ { "state_after": "no goals", "state_before": "R✝ : Type u\ninst✝³ : CommMonoid R✝\nR' : Type v\ninst✝² : CommMonoidWithZero R'\nR : Type u\ninst✝¹ : CommRing R\ninst✝ : Nontrivial R\nχ : MulChar R R'\n⊢ ↑χ ↑(ringChar R) = 0", "tactic": "rw [ringChar.Nat.cast_ringChar, χ.map_zero]" } ]
[ 280, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 279, 1 ]
Mathlib/Topology/Basic.lean
interior_union_isClosed_of_interior_empty
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nι : Sort w\na : α\ns✝ s₁ s₂ t✝ : Set α\np p₁ p₂ : α → Prop\ninst✝ : TopologicalSpace α\ns t : Set α\nh₁ : IsClosed s\nh₂ : interior t = ∅\nx : α\nx✝ : x ∈ interior (s ∪ t)\nu : Set α\nhu₁ : IsOpen u\nhu₂ : u ⊆ s ∪ t\nhx₁ : x ∈ u\nhx₂ : ¬x...
[ 381, 99 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 373, 1 ]
Mathlib/SetTheory/Cardinal/Basic.lean
Cardinal.one_toNat
[ { "state_after": "no goals", "state_before": "α β : Type u\n⊢ ↑toNat 1 = 1", "tactic": "rw [← toNat_cast 1, Nat.cast_one]" } ]
[ 1756, 72 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1756, 1 ]
Mathlib/Algebra/Module/Torsion.lean
AddMonoid.isTorsion_iff_isTorsion_nat
[ { "state_after": "case refine'_1\nR : Type ?u.754879\nM : Type u_1\ninst✝ : AddCommMonoid M\nh : IsTorsion M\nx : M\n⊢ ∃ a, a • x = 0\n\ncase refine'_2\nR : Type ?u.754879\nM : Type u_1\ninst✝ : AddCommMonoid M\nh : Module.IsTorsion ℕ M\nx : M\n⊢ IsOfFinAddOrder x", "state_before": "R : Type ?u.754879\nM : ...
[ 838, 72 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 831, 1 ]
Mathlib/Data/Set/Lattice.lean
Set.mem_iInter₂
[ { "state_after": "no goals", "state_before": "α : Type ?u.42954\nβ : Type ?u.42957\nγ : Type u_1\nι : Sort u_2\nι' : Sort ?u.42966\nι₂ : Sort ?u.42969\nκ : ι → Sort u_3\nκ₁ : ι → Sort ?u.42979\nκ₂ : ι → Sort ?u.42984\nκ' : ι' → Sort ?u.42989\nx : γ\ns : (i : ι) → κ i → Set γ\n⊢ (x ∈ ⋂ (i : ι) (j : κ i), s i...
[ 156, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 155, 1 ]
Mathlib/Data/FunLike/Equiv.lean
EquivLike.inv_injective
[]
[ 156, 77 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 155, 1 ]
Mathlib/Analysis/Convex/Basic.lean
convex_iff_ordConnected
[ { "state_after": "no goals", "state_before": "𝕜 : Type u_1\nE : Type ?u.282167\nF : Type ?u.282170\nβ : Type ?u.282173\ninst✝ : LinearOrderedField 𝕜\ns : Set 𝕜\n⊢ Convex 𝕜 s ↔ OrdConnected s", "tactic": "simp_rw [convex_iff_segment_subset, segment_eq_uIcc, ordConnected_iff_uIcc_subset]" } ]
[ 583, 88 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 582, 1 ]
Mathlib/Algebra/BigOperators/Multiset/Basic.lean
Multiset.prod_map_pow
[]
[ 211, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 210, 1 ]
Mathlib/Topology/UniformSpace/Separation.lean
UniformSpace.uniformContinuous_quotient
[]
[ 299, 5 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 297, 1 ]
Mathlib/Analysis/Calculus/FDeriv/Basic.lean
HasFDerivWithinAt.congr_mono
[]
[ 879, 86 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 877, 1 ]
Mathlib/Data/Matrix/Block.lean
Matrix.blockDiag'_zero
[]
[ 837, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 836, 1 ]
Mathlib/NumberTheory/Primorial.lean
primorial_add_dvd
[ { "state_after": "m n : ℕ\nh : n ≤ m\np : ℕ\nhp : (m + 1 ≤ p ∧ p < m + n + 1) ∧ Nat.Prime p\n⊢ p ∣ Nat.choose (m + n) m", "state_before": "m n : ℕ\nh : n ≤ m\np : ℕ\nhp : p ∈ filter Nat.Prime (Ico (m + 1) (m + n + 1))\n⊢ p ∣ Nat.choose (m + n) m", "tactic": "rw [mem_filter, mem_Ico] at hp" }, { ...
[ 70, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 62, 1 ]
Mathlib/Algebra/Parity.lean
Odd.pow_pos_iff
[]
[ 495, 89 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 494, 1 ]
Mathlib/Topology/Instances/Matrix.lean
Continuous.matrix_submatrix
[]
[ 170, 52 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 168, 1 ]
Mathlib/Algebra/Lie/Submodule.lean
LieIdeal.map_eq_bot_iff
[ { "state_after": "R : Type u\nL : Type v\nL' : Type w₂\nM : Type w\nM' : Type w₁\ninst✝¹² : CommRing R\ninst✝¹¹ : LieRing L\ninst✝¹⁰ : LieAlgebra R L\ninst✝⁹ : LieRing L'\ninst✝⁸ : LieAlgebra R L'\ninst✝⁷ : AddCommGroup M\ninst✝⁶ : Module R M\ninst✝⁵ : LieRingModule L M\ninst✝⁴ : LieModule R L M\ninst✝³ : AddCo...
[ 1018, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1016, 1 ]
Mathlib/Analysis/Calculus/TangentCone.lean
UniqueDiffWithinAt.inter'
[]
[ 315, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 313, 1 ]
Mathlib/Analysis/Normed/Group/Basic.lean
Real.norm_two
[]
[ 1738, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1737, 1 ]
Mathlib/RingTheory/Derivation/Basic.lean
Derivation.ext_of_adjoin_eq_top
[]
[ 177, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 176, 1 ]
Mathlib/Analysis/SpecialFunctions/Trigonometric/Basic.lean
Real.sin_nonneg_of_mem_Icc
[ { "state_after": "x : ℝ\nhx : x ∈ closure (Ioo 0 π)\n⊢ 0 ≤ sin x", "state_before": "x : ℝ\nhx : x ∈ Icc 0 π\n⊢ 0 ≤ sin x", "tactic": "rw [← closure_Ioo pi_ne_zero.symm] at hx" }, { "state_after": "no goals", "state_before": "x : ℝ\nhx : x ∈ closure (Ioo 0 π)\n⊢ 0 ≤ sin x", "tactic": "exa...
[ 421, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 417, 1 ]
Mathlib/Analysis/Normed/Group/Basic.lean
nnnorm_toMul
[]
[ 2235, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2234, 1 ]
Mathlib/Analysis/Calculus/Deriv/Polynomial.lean
Polynomial.fderiv_aeval
[]
[ 187, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 185, 11 ]
Mathlib/Order/Monotone/Monovary.lean
Monovary.dual_left
[]
[ 208, 5 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 207, 1 ]
Mathlib/Data/Real/EReal.lean
EReal.bot_ne_zero
[]
[ 322, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 321, 1 ]
Mathlib/Analysis/SpecialFunctions/Pow/Deriv.lean
DifferentiableOn.rpow
[]
[ 445, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 443, 1 ]
Mathlib/FieldTheory/Subfield.lean
Subfield.closure_eq
[]
[ 762, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 761, 1 ]
Mathlib/Data/Set/Basic.lean
Set.diff_subset
[]
[ 1822, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1821, 1 ]
Mathlib/Order/ConditionallyCompleteLattice/Group.lean
le_mul_ciInf
[]
[ 29, 81 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 27, 1 ]
Mathlib/Topology/Connected.lean
IsPreconnected.iUnion_of_chain
[ { "state_after": "α : Type u\nβ : Type v\nι : Type ?u.10523\nπ : ι → Type ?u.10528\ninst✝³ : TopologicalSpace α\ns✝ t u v : Set α\ninst✝² : LinearOrder β\ninst✝¹ : SuccOrder β\ninst✝ : IsSuccArchimedean β\ns : β → Set α\nH : ∀ (n : β), IsPreconnected (s n)\nK : ∀ (n : β), Set.Nonempty (s n ∩ s (succ n))\ni✝ j i...
[ 245, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 240, 1 ]
Mathlib/LinearAlgebra/AffineSpace/Combination.lean
Finset.weightedVSubVSubWeights_apply_of_ne
[ { "state_after": "no goals", "state_before": "k : Type u_2\nV : Type ?u.424095\nP : Type ?u.424098\ninst✝³ : Ring k\ninst✝² : AddCommGroup V\ninst✝¹ : Module k V\nS : AffineSpace V P\nι : Type u_1\ns : Finset ι\nι₂ : Type ?u.424754\ns₂ : Finset ι₂\ninst✝ : DecidableEq ι\ni j t : ι\nhi : t ≠ i\nhj : t ≠ j\n⊢...
[ 696, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 695, 1 ]
Mathlib/LinearAlgebra/Ray.lean
Module.Ray.map_apply
[]
[ 298, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 296, 1 ]
Mathlib/Computability/PartrecCode.lean
Nat.Partrec.Code.evaln_complete
[ { "state_after": "case intro\nc : Code\nn x : ℕ\nh✝ : x ∈ eval c n\nk : ℕ\nh : x ∈ evaln (k + 1) c n\n⊢ ∃ k, x ∈ evaln k c n\n\nc : Code\nn x : ℕ\nh : x ∈ eval c n\n⊢ ∃ k, x ∈ evaln (k + 1) c n", "state_before": "c : Code\nn x : ℕ\nh : x ∈ eval c n\n⊢ ∃ k, x ∈ evaln k c n", "tactic": "rsuffices ⟨k, h⟩ :...
[ 925, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 860, 1 ]
Mathlib/Topology/MetricSpace/Basic.lean
Metric.bounded_of_compactSpace
[]
[ 2450, 46 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2449, 1 ]
Mathlib/Analysis/SpecialFunctions/Trigonometric/Basic.lean
Real.sin_mem_Icc
[]
[ 628, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 627, 1 ]
Mathlib/SetTheory/Cardinal/Ordinal.lean
Cardinal.beth_strictMono
[ { "state_after": "a b : Ordinal\n⊢ a < b → beth a < beth b", "state_before": "⊢ StrictMono beth", "tactic": "intro a b" }, { "state_after": "case h\na✝ b : Ordinal\nIH : ∀ (k : Ordinal), k < b → ∀ ⦃a : Ordinal⦄, a < k → beth a < beth k\na : Ordinal\n⊢ a < b → beth a < beth b", "state_before"...
[ 444, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 430, 1 ]
Mathlib/RepresentationTheory/Action.lean
Action.sum_hom
[]
[ 415, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 413, 1 ]
Mathlib/Topology/ContinuousFunction/Polynomial.lean
polynomialFunctions_separatesPoints
[ { "state_after": "R : Type u_1\ninst✝² : CommSemiring R\ninst✝¹ : TopologicalSpace R\ninst✝ : TopologicalSemiring R\nX : Set R\nx y : ↑X\nh : x ≠ y\n⊢ (fun f => ↑f) (↑↑(toContinuousMapOnAlgHom X) Polynomial.X) x ≠\n (fun f => ↑f) (↑↑(toContinuousMapOnAlgHom X) Polynomial.X) y", "state_before": "R : Type ...
[ 160, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 155, 1 ]
Mathlib/Data/Nat/Sqrt.lean
Nat.sqrt_mul_sqrt_lt_succ'
[]
[ 187, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 186, 1 ]
Mathlib/MeasureTheory/Constructions/BorelSpace/Basic.lean
Measurable.ennreal_tsum'
[ { "state_after": "case h.e'_5.h\nα : Type u_2\nβ : Type ?u.2920454\nγ : Type ?u.2920457\nγ₂ : Type ?u.2920460\nδ : Type ?u.2920463\nι✝ : Sort y\ns t u : Set α\ninst✝¹ : MeasurableSpace α\nι : Type u_1\ninst✝ : Countable ι\nf : ι → α → ℝ≥0∞\nh : ∀ (i : ι), Measurable (f i)\nx : α\n⊢ tsum (fun i => f i) x = ∑' (i...
[ 1939, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1936, 1 ]
Mathlib/MeasureTheory/Integral/CircleIntegral.lean
abs_circleMap_zero
[ { "state_after": "no goals", "state_before": "E : Type ?u.5687\ninst✝ : NormedAddCommGroup E\nR θ : ℝ\n⊢ ↑Complex.abs (circleMap 0 R θ) = Abs.abs R", "tactic": "simp [circleMap]" } ]
[ 119, 96 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 119, 1 ]
Mathlib/Data/Pi/Algebra.lean
Sum.elim_one_mulSingle
[ { "state_after": "no goals", "state_before": "I : Type u\nα : Type u_1\nβ : Type u_2\nγ : Type u_3\nf : I → Type v₁\ng : I → Type v₂\nh : I → Type v₃\nx y : (i : I) → f i\ni✝ : I\na a' : α → γ\nb b' : β → γ\ninst✝² : DecidableEq α\ninst✝¹ : DecidableEq β\ninst✝ : One γ\ni : β\nc : γ\n⊢ Sum.elim 1 (Pi.mulSin...
[ 461, 64 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 459, 1 ]
Mathlib/Init/Data/Bool/Lemmas.lean
Bool.false_eq_true_eq_False
[ { "state_after": "no goals", "state_before": "⊢ ¬false = true", "tactic": "decide" } ]
[ 69, 60 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 69, 1 ]
Mathlib/CategoryTheory/Monoidal/Category.lean
CategoryTheory.MonoidalCategory.leftUnitor_inv_naturality
[ { "state_after": "no goals", "state_before": "C✝ : Type u\n𝒞 : Category C✝\ninst✝² : MonoidalCategory C✝\nC : Type u\ninst✝¹ : Category C\ninst✝ : MonoidalCategory C\nU V W X✝ Y Z X X' : C\nf : X ⟶ X'\n⊢ f ≫ (λ_ X').inv = (λ_ X).inv ≫ (𝟙 tensorUnit' ⊗ f)", "tactic": "simp" } ]
[ 263, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 262, 1 ]
Mathlib/Data/MvPolynomial/Variables.lean
MvPolynomial.degrees_def
[ { "state_after": "R : Type u\nS : Type v\nσ : Type u_1\nτ : Type ?u.655\nr : R\ne : ℕ\nn m : σ\ns : σ →₀ ℕ\ninst✝¹ : CommSemiring R\np✝ q : MvPolynomial σ R\ninst✝ : DecidableEq σ\np : MvPolynomial σ R\n⊢ (Finset.sup (support p) fun s => ↑toMultiset s) = Finset.sup (support p) fun s => ↑toMultiset s", "stat...
[ 95, 101 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 94, 1 ]
Mathlib/RingTheory/FractionalIdeal.lean
FractionalIdeal.coeIdeal_sup
[]
[ 486, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 485, 1 ]
Mathlib/MeasureTheory/Covering/BesicovitchVectorSpace.lean
Besicovitch.SatelliteConfig.exists_normalized_aux1
[ { "state_after": "E : Type u_1\ninst✝ : NormedAddCommGroup E\nN : ℕ\nτ : ℝ\na : SatelliteConfig E N τ\nlastr : r a (last N) = 1\nhτ : 1 ≤ τ\nδ : ℝ\nhδ1 : τ ≤ 1 + δ / 4\nhδ2 : δ ≤ 1\ni j : Fin (Nat.succ N)\ninej : i ≠ j\nah :\n ∀ (i j : Fin (Nat.succ N)),\n i ≠ j → r a i ≤ ‖c a i - c a j‖ ∧ r a j ≤ τ * r a i...
[ 385, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 358, 1 ]
Mathlib/Algebra/BigOperators/NatAntidiagonal.lean
Finset.Nat.prod_antidiagonal_swap
[ { "state_after": "no goals", "state_before": "M : Type u_1\nN : Type ?u.4624\ninst✝¹ : CommMonoid M\ninst✝ : AddCommMonoid N\nn : ℕ\nf : ℕ × ℕ → M\n⊢ ∏ p in antidiagonal n, f (Prod.swap p) = ∏ p in antidiagonal n, f p", "tactic": "conv_lhs => rw [← map_swap_antidiagonal, Finset.prod_map]" } ]
[ 41, 60 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 39, 1 ]
Mathlib/Algebra/Ring/Equiv.lean
RingEquiv.coe_addEquiv_refl
[]
[ 236, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 235, 1 ]
Mathlib/Order/Filter/Basic.lean
Filter.Tendsto.comp
[]
[ 2917, 94 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2916, 1 ]
Mathlib/NumberTheory/Zsqrtd/Basic.lean
Zsqrtd.coe_int_sub
[]
[ 349, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 348, 11 ]
Mathlib/Topology/MetricSpace/HausdorffDistance.lean
Metric.thickening_mono
[]
[ 936, 64 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 934, 1 ]
Mathlib/Algebra/Hom/Group.lean
injective_iff_map_eq_one
[ { "state_after": "no goals", "state_before": "α : Type ?u.229687\nβ : Type ?u.229690\nM : Type ?u.229693\nN : Type ?u.229696\nP : Type ?u.229699\nG✝ : Type ?u.229702\nH✝ : Type ?u.229705\nF : Type u_3\ninst✝⁴ : Group G✝\ninst✝³ : CommGroup H✝\nG : Type u_1\nH : Type u_2\ninst✝² : Group G\ninst✝¹ : MulOneCla...
[ 1572, 87 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1569, 1 ]
Mathlib/Data/Setoid/Partition.lean
IndexedPartition.index_some
[]
[ 398, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 397, 1 ]
Mathlib/GroupTheory/Perm/Cycle/Type.lean
Equiv.Perm.IsThreeCycle.isThreeCycle_sq
[ { "state_after": "α : Type u_1\ninst✝¹ : Fintype α\ninst✝ : DecidableEq α\nσ g : Perm α\nht : IsThreeCycle g\n⊢ Nat.coprime 2 (_root_.orderOf g)", "state_before": "α : Type u_1\ninst✝¹ : Fintype α\ninst✝ : DecidableEq α\nσ g : Perm α\nht : IsThreeCycle g\n⊢ IsThreeCycle (g * g)", "tactic": "rw [← pow_tw...
[ 620, 11 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 617, 1 ]
Mathlib/MeasureTheory/Measure/MeasureSpaceDef.lean
MeasureTheory.measure_iUnion_null_iff'
[]
[ 281, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 280, 1 ]
Mathlib/Analysis/MeanInequalities.lean
NNReal.Lp_add_le_hasSum
[ { "state_after": "ι : Type u\ns : Finset ι\nf g : ι → ℝ≥0\nA B : ℝ≥0\np : ℝ\nhp : 1 ≤ p\nhf : HasSum (fun i => f i ^ p) (A ^ p)\nhg : HasSum (fun i => g i ^ p) (B ^ p)\nhp' : p ≠ 0\n⊢ ∃ C, C ≤ A + B ∧ HasSum (fun i => (f i + g i) ^ p) (C ^ p)", "state_before": "ι : Type u\ns : Finset ι\nf g : ι → ℝ≥0\nA B :...
[ 544, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 535, 1 ]
Mathlib/Dynamics/Minimal.lean
eq_empty_or_univ_of_smul_invariant_closed
[]
[ 117, 78 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 114, 1 ]
Mathlib/Data/Set/Basic.lean
SetCoe.exists
[]
[ 193, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 191, 1 ]
Mathlib/RingTheory/HahnSeries.lean
HahnSeries.ofPowerSeries_apply_coeff
[ { "state_after": "no goals", "state_before": "Γ : Type u_2\nR : Type u_1\ninst✝¹ : Semiring R\ninst✝ : StrictOrderedSemiring Γ\nx : PowerSeries R\nn : ℕ\n⊢ coeff (↑(ofPowerSeries Γ R) x) ↑n = ↑(PowerSeries.coeff R n) x", "tactic": "simp [ofPowerSeries_apply]" } ]
[ 1190, 93 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1189, 1 ]
Mathlib/LinearAlgebra/Multilinear/Basis.lean
Basis.ext_multilinear
[ { "state_after": "case intro\nR : Type u_2\nι : Type u_1\nn : ℕ\nM : Fin n → Type ?u.28551\nM₂ : Type u_3\nM₃ : Type u_4\ninst✝⁷ : CommSemiring R\ninst✝⁶ : AddCommMonoid M₂\ninst✝⁵ : AddCommMonoid M₃\ninst✝⁴ : (i : Fin n) → AddCommMonoid (M i)\ninst✝³ : (i : Fin n) → Module R (M i)\ninst✝² : Module R M₂\ninst✝¹...
[ 69, 66 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 64, 1 ]
Mathlib/Data/Set/Basic.lean
Set.diff_eq
[]
[ 1791, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1790, 1 ]
Mathlib/Data/Nat/Bitwise.lean
Nat.exists_most_significant_bit
[ { "state_after": "case z\nn : ℕ\nh✝ : n ≠ 0\nh : 0 ≠ 0\n⊢ ∃ i, testBit 0 i = true ∧ ∀ (j : ℕ), i < j → testBit 0 j = false\n\ncase f\nn✝ : ℕ\nh✝ : n✝ ≠ 0\nb : Bool\nn : ℕ\nhn : n ≠ 0 → ∃ i, testBit n i = true ∧ ∀ (j : ℕ), i < j → testBit n j = false\nh : bit b n ≠ 0\n⊢ ∃ i, testBit (bit b n) i = true ∧ ∀ (j : ℕ...
[ 113, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 98, 1 ]
Mathlib/Topology/LocalExtr.lean
IsLocalExtrOn.elim
[]
[ 83, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 81, 1 ]
Mathlib/Data/Ordmap/Ordset.lean
Ordnode.splitMin_eq
[ { "state_after": "no goals", "state_before": "α : Type u_1\nx✝ ls : ℕ\nll : Ordnode α\nlx : α\nlr : Ordnode α\nx : α\nr : Ordnode α\n⊢ splitMin' (node ls ll lx lr) x r = (findMin' (node ls ll lx lr) x, eraseMin (node x✝ (node ls ll lx lr) x r))", "tactic": "rw [splitMin', splitMin_eq ls ll lx lr, findMi...
[ 612, 96 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 609, 1 ]
Mathlib/Topology/Order/Basic.lean
IsLUB.frequently_mem
[ { "state_after": "case intro\nα : Type u\nβ : Type v\nγ : Type w\ninst✝⁵ : TopologicalSpace α\ninst✝⁴ : TopologicalSpace β\ninst✝³ : LinearOrder α\ninst✝² : LinearOrder β\ninst✝¹ : OrderTopology α\ninst✝ : OrderTopology β\na : α\ns : Set α\nha : IsLUB s a\na' : α\nha' : a' ∈ s\n⊢ ∃ᶠ (x : α) in 𝓝[Iic a] a, x ∈ ...
[ 1966, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1958, 1 ]
Mathlib/Data/Multiset/Basic.lean
Multiset.quot_mk_to_coe''
[]
[ 55, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 54, 1 ]
Mathlib/Algebra/Group/Basic.lean
one_div_div
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.25306\nG : Type ?u.25309\ninst✝ : DivisionMonoid α\na b c : α\n⊢ 1 / (a / b) = b / a", "tactic": "simp" } ]
[ 419, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 419, 1 ]
Mathlib/Analysis/Normed/Group/HomCompletion.lean
NormedAddGroupHom.ker_le_ker_completion
[ { "state_after": "case intro.mk\nG : Type u_1\ninst✝² : SeminormedAddCommGroup G\nH : Type u_2\ninst✝¹ : SeminormedAddCommGroup H\nK : Type ?u.15971\ninst✝ : SeminormedAddCommGroup K\nf : NormedAddGroupHom G H\ng : G\nh₀ : ↑f g = 0\n⊢ ↑(toAddMonoidHom (NormedAddGroupHom.comp toCompl (incl (ker f)))) { val := g,...
[ 171, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 168, 1 ]
Mathlib/AlgebraicTopology/SimplexCategory.lean
SimplexCategory.factorThruImage_eq
[ { "state_after": "no goals", "state_before": "Δ Δ'' : SimplexCategory\nφ : Δ ⟶ Δ''\ne : Δ ⟶ image φ\ninst✝¹ : Epi e\ni : image φ ⟶ Δ''\ninst✝ : Mono i\nfac : e ≫ i = φ\n⊢ factorThruImage φ = e", "tactic": "rw [← cancel_mono i, fac, ← image_ι_eq fac, image.fac]" } ]
[ 798, 57 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 796, 1 ]
Mathlib/CategoryTheory/Sites/Sieves.lean
CategoryTheory.Presieve.functorPullback_mem
[]
[ 181, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 179, 1 ]
src/lean/Init/Control/Lawful.lean
ExceptT.seqLeft_eq
[ { "state_after": "α β ε : Type u\nm : Type u → Type v\ninst✝¹ : Monad m\ninst✝ : LawfulMonad m\nx : ExceptT ε m α\ny : ExceptT ε m β\n⊢ (do\n let a ← x\n let _ ← y\n pure a) =\n do\n let f ← const β <$> x\n f <$> y", "state_before": "α β ε : Type u\nm : Type u → Type v\ninst✝¹ : Mona...
[ 153, 47 ]
d5348dfac847a56a4595fb6230fd0708dcb4e7e9
https://github.com/leanprover/lean4
[ 143, 11 ]
Mathlib/Analysis/Normed/Group/Basic.lean
coe_normGroupSeminorm
[]
[ 735, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 734, 1 ]
Mathlib/Logic/Relation.lean
Relation.eq_comp
[]
[ 146, 63 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 144, 1 ]
Mathlib/LinearAlgebra/Basic.lean
LinearMap.map_finsupp_sum
[]
[ 1120, 12 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1118, 1 ]
Mathlib/Topology/MetricSpace/IsometricSMul.lean
dist_div_right
[ { "state_after": "no goals", "state_before": "M : Type u\nG : Type v\nX : Type w\ninst✝² : DivInvMonoid M\ninst✝¹ : PseudoMetricSpace M\ninst✝ : IsometricSMul Mᵐᵒᵖ M\na b c : M\n⊢ dist (a / c) (b / c) = dist a b", "tactic": "simp only [div_eq_mul_inv, dist_mul_right]" } ]
[ 387, 99 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 386, 1 ]
Mathlib/Data/Polynomial/Degree/Definitions.lean
Polynomial.leadingCoeff_monomial
[ { "state_after": "case pos\nR : Type u\nS : Type v\na✝ b c d : R\nn✝ m : ℕ\ninst✝ : Semiring R\np q : R[X]\nι : Type ?u.601563\na : R\nn : ℕ\nha : a = 0\n⊢ leadingCoeff (↑(monomial n) a) = a\n\ncase neg\nR : Type u\nS : Type v\na✝ b c d : R\nn✝ m : ℕ\ninst✝ : Semiring R\np q : R[X]\nι : Type ?u.601563\na : R\nn...
[ 799, 9 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 795, 1 ]
Mathlib/Data/Nat/Order/Basic.lean
Nat.div_dvd_of_dvd
[]
[ 460, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 459, 1 ]
Mathlib/Data/Real/Irrational.lean
irrational_sqrt_of_multiplicity_odd
[ { "state_after": "m : ℤ\nhm : 0 < m\np : ℕ\nhp : Fact (Nat.Prime p)\nHpv : Part.get (multiplicity (↑p) m) (_ : multiplicity.Finite (↑p) m) % 2 = 1\n⊢ 1 ≠ 0", "state_before": "m : ℤ\nhm : 0 < m\np : ℕ\nhp : Fact (Nat.Prime p)\nHpv : Part.get (multiplicity (↑p) m) (_ : multiplicity.Finite (↑p) m) % 2 = 1\n⊢ P...
[ 100, 82 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 95, 1 ]
Mathlib/Topology/SubsetProperties.lean
IsCompact.adherence_nhdset
[]
[ 164, 18 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 156, 1 ]