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start
list
Mathlib/Algebra/Order/Monoid/WithTop.lean
WithTop.coe_add
[]
[ 126, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 125, 1 ]
Mathlib/Data/Rat/NNRat.lean
NNRat.coe_coeHom
[]
[ 240, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 239, 1 ]
Mathlib/CategoryTheory/Adjunction/Reflective.lean
CategoryTheory.unit_obj_eq_map_unit
[ { "state_after": "C : Type u₁\nD : Type u₂\nE : Type u₃\ninst✝³ : Category C\ninst✝² : Category D\ninst✝¹ : Category E\ni : D ⥤ C\ninst✝ : Reflective i\nX : C\n⊢ (ofRightAdjoint i).unit.app (i.obj ((leftAdjoint i).obj X)) ≫\n i.map ((ofRightAdjoint i).counit.app ((leftAdjoint i).obj X)) =\n i.map ((left...
[ 53, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 48, 1 ]
Mathlib/Topology/ContinuousFunction/Basic.lean
ContinuousMap.coe_copy
[]
[ 128, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 127, 1 ]
Mathlib/GroupTheory/SpecificGroups/Cyclic.lean
CommGroup.is_simple_iff_isCyclic_and_prime_card
[ { "state_after": "case mp\nα : Type u\na : α\ninst✝¹ : Fintype α\ninst✝ : CommGroup α\n⊢ IsSimpleGroup α → IsCyclic α ∧ Nat.Prime (Fintype.card α)\n\ncase mpr\nα : Type u\na : α\ninst✝¹ : Fintype α\ninst✝ : CommGroup α\n⊢ IsCyclic α ∧ Nat.Prime (Fintype.card α) → IsSimpleGroup α", "state_before": "α : Type ...
[ 555, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 548, 1 ]
Mathlib/Analysis/InnerProductSpace/PiL2.lean
Complex.isometryOfOrthonormal_symm_apply
[ { "state_after": "no goals", "state_before": "ι : Type ?u.1342675\nι' : Type ?u.1342678\n𝕜 : Type ?u.1342681\ninst✝⁹ : IsROrC 𝕜\nE : Type ?u.1342687\ninst✝⁸ : NormedAddCommGroup E\ninst✝⁷ : InnerProductSpace 𝕜 E\nE' : Type ?u.1342707\ninst✝⁶ : NormedAddCommGroup E'\ninst✝⁵ : InnerProductSpace 𝕜 E'\nF : ...
[ 669, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 666, 1 ]
Mathlib/LinearAlgebra/Basic.lean
LinearMap.mem_submoduleImage_of_le
[ { "state_after": "case refine'_1\nR : Type u_2\nR₁ : Type ?u.1592131\nR₂ : Type ?u.1592134\nR₃ : Type ?u.1592137\nR₄ : Type ?u.1592140\nS : Type ?u.1592143\nK : Type ?u.1592146\nK₂ : Type ?u.1592149\nM : Type u_3\nM'✝ : Type ?u.1592155\nM₁ : Type ?u.1592158\nM₂ : Type ?u.1592161\nM₃ : Type ?u.1592164\nM₄ : Type...
[ 1752, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1745, 1 ]
Mathlib/GroupTheory/Archimedean.lean
AddSubgroup.cyclic_of_min
[ { "state_after": "case intro.intro\nG : Type u_1\ninst✝¹ : LinearOrderedAddCommGroup G\ninst✝ : Archimedean G\nH : AddSubgroup G\na : G\na_min : a ∈ lowerBounds {g | g ∈ H ∧ 0 < g}\na_in : a ∈ H\na_pos : 0 < a\n⊢ H = closure {a}", "state_before": "G : Type u_1\ninst✝¹ : LinearOrderedAddCommGroup G\ninst✝ : ...
[ 56, 66 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 42, 1 ]
Mathlib/RingTheory/Polynomial/Chebyshev.lean
Polynomial.Chebyshev.T_of_two_le
[ { "state_after": "case intro\nR : Type u_1\nS : Type ?u.4734\ninst✝¹ : CommRing R\ninst✝ : CommRing S\nn : ℕ\nh : 2 ≤ 2 + n\n⊢ T R (2 + n) = 2 * X * T R (2 + n - 1) - T R (2 + n - 2)", "state_before": "R : Type u_1\nS : Type ?u.4734\ninst✝¹ : CommRing R\ninst✝ : CommRing S\nn : ℕ\nh : 2 ≤ n\n⊢ T R n = 2 * X...
[ 94, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 91, 1 ]
Std/Data/List/Lemmas.lean
List.get_cons_drop
[]
[ 703, 45 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 701, 1 ]
Mathlib/Data/Nat/Interval.lean
Nat.card_fintypeIic
[ { "state_after": "no goals", "state_before": "a b c : ℕ\n⊢ Fintype.card ↑(Set.Iic b) = b + 1", "tactic": "rw [Fintype.card_ofFinset, card_Iic]" } ]
[ 151, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 150, 1 ]
Mathlib/AlgebraicGeometry/LocallyRingedSpace.lean
AlgebraicGeometry.LocallyRingedSpace.comp_val_c
[]
[ 182, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 180, 1 ]
Mathlib/Data/Fin/Tuple/Basic.lean
Fin.append_right
[]
[ 304, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 302, 1 ]
Mathlib/Analysis/SpecialFunctions/Trigonometric/Deriv.lean
HasStrictDerivAt.sinh
[]
[ 886, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 884, 1 ]
Mathlib/Analysis/Calculus/FDerivMeasurable.lean
aestronglyMeasurable_derivWithin_Ioi
[]
[ 830, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 828, 1 ]
Mathlib/Analysis/Quaternion.lean
Quaternion.continuous_normSq
[ { "state_after": "no goals", "state_before": "⊢ Continuous ↑normSq", "tactic": "simpa [← normSq_eq_norm_mul_self] using\n (continuous_norm.mul continuous_norm : Continuous fun q : ℍ => ‖q‖ * ‖q‖)" } ]
[ 204, 78 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 202, 1 ]
Mathlib/Combinatorics/SimpleGraph/Connectivity.lean
SimpleGraph.Walk.support_takeUntil_subset
[ { "state_after": "V : Type u\nV' : Type v\nV'' : Type w\nG : SimpleGraph V\nG' : SimpleGraph V'\nG'' : SimpleGraph V''\ninst✝ : DecidableEq V\nu v w : V\np : Walk G v w\nh : u ∈ support p\nx : V\nhx : x ∈ support (takeUntil p u h)\n⊢ x ∈ support (takeUntil p u h) ∨ x ∈ support (dropUntil p u h)", "state_bef...
[ 1136, 18 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1133, 1 ]
src/lean/Init/Data/Nat/Basic.lean
Nat.mul_le_mul_left
[]
[ 441, 18 ]
d5348dfac847a56a4595fb6230fd0708dcb4e7e9
https://github.com/leanprover/lean4
[ 437, 1 ]
Mathlib/FieldTheory/RatFunc.lean
RatFunc.map_apply_div
[ { "state_after": "case inl\nK : Type u\ninst✝⁴ : CommRing K\ninst✝³ : IsDomain K\nR : Type u_1\nF : Type u_2\ninst✝² : CommRing R\ninst✝¹ : IsDomain R\ninst✝ : MonoidWithZeroHomClass F K[X] R[X]\nφ : F\nhφ : K[X]⁰ ≤ Submonoid.comap φ R[X]⁰\np : K[X]\n⊢ ↑(map φ hφ) (↑(algebraMap K[X] (RatFunc K)) p / ↑(algebraMa...
[ 877, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 867, 1 ]
Mathlib/Order/Filter/AtTopBot.lean
Filter.tendsto_atBot'
[]
[ 1260, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1258, 1 ]
Mathlib/CategoryTheory/Sites/CoverLifting.lean
CategoryTheory.compCoverLifting
[]
[ 92, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 90, 1 ]
Mathlib/MeasureTheory/Constructions/Pi.lean
MeasureTheory.Measure.pi_Ioc_ae_eq_pi_Icc
[]
[ 526, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 524, 1 ]
Mathlib/Data/Polynomial/Induction.lean
Polynomial.mem_span_C_coeff
[ { "state_after": "R : Type u\nS : Type v\nT : Type w\nι : Type x\nk : Type y\nA : Type z\na b : R\nm n : ℕ\ninst✝ : Semiring R\np✝ q r f : R[X]\nI : Ideal R[X]\np : Ideal R[X] := Ideal.span {g | ∃ i, g = ↑C (coeff f i)}\n⊢ f ∈ Ideal.span {g | ∃ i, g = ↑C (coeff f i)}", "state_before": "R : Type u\nS : Type ...
[ 97, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 85, 1 ]
Mathlib/Order/Hom/Lattice.lean
InfHom.dual_id
[]
[ 1416, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1415, 1 ]
Mathlib/Data/Sym/Basic.lean
SymOptionSuccEquiv.decode_encode
[ { "state_after": "case pos\nα : Type u_1\nn : ℕ\ninst✝ : DecidableEq α\ns : Sym (Option α) (Nat.succ n)\nh : none ∈ s\n⊢ decode (encode s) = s\n\ncase neg\nα : Type u_1\nn : ℕ\ninst✝ : DecidableEq α\ns : Sym (Option α) (Nat.succ n)\nh : ¬none ∈ s\n⊢ decode (encode s) = s", "state_before": "α : Type u_1\nn :...
[ 650, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 645, 1 ]
Mathlib/RingTheory/PowerSeries/Basic.lean
MvPowerSeries.monomial_zero_eq_C
[]
[ 373, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 372, 1 ]
Mathlib/Analysis/Calculus/FDeriv/Comp.lean
HasFDerivAtFilter.iterate
[ { "state_after": "case zero\n𝕜 : Type u_1\ninst✝⁸ : NontriviallyNormedField 𝕜\nE : Type u_2\ninst✝⁷ : NormedAddCommGroup E\ninst✝⁶ : NormedSpace 𝕜 E\nF : Type ?u.135699\ninst✝⁵ : NormedAddCommGroup F\ninst✝⁴ : NormedSpace 𝕜 F\nG : Type ?u.135794\ninst✝³ : NormedAddCommGroup G\ninst✝² : NormedSpace 𝕜 G\nG' ...
[ 224, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 217, 11 ]
Mathlib/Topology/LocallyFinite.lean
LocallyFinite.closure
[ { "state_after": "ι : Type u_1\nι' : Type ?u.6925\nα : Type ?u.6928\nX : Type u_2\nY : Type ?u.6934\ninst✝¹ : TopologicalSpace X\ninst✝ : TopologicalSpace Y\nf g : ι → Set X\nhf : LocallyFinite f\nx : X\n⊢ ∃ t, t ∈ 𝓝 x ∧ Set.Finite {i | Set.Nonempty ((fun i => closure (f i)) i ∩ t)}", "state_before": "ι : ...
[ 129, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 124, 11 ]
Mathlib/MeasureTheory/Function/StronglyMeasurable/Basic.lean
MeasureTheory.StronglyMeasurable.mul
[]
[ 425, 97 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 423, 11 ]
Mathlib/Topology/MetricSpace/Infsep.lean
Set.Finite.relatively_discrete
[]
[ 319, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 316, 1 ]
Mathlib/Data/Seq/Computation.lean
Computation.orelse_empty
[ { "state_after": "α : Type u\nβ : Type v\nγ : Type w\nc : Computation α\n⊢ IsBisimulation fun c₁ c₂ => (HOrElse.hOrElse c₂ fun x => empty α) = c₁", "state_before": "α : Type u\nβ : Type v\nγ : Type w\nc : Computation α\n⊢ (HOrElse.hOrElse c fun x => empty α) = c", "tactic": "apply eq_of_bisim (fun c₁ c₂...
[ 974, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 970, 1 ]
Mathlib/Analysis/SpecialFunctions/Polynomials.lean
Polynomial.abs_div_tendsto_atTop_of_degree_gt
[ { "state_after": "case pos\n𝕜 : Type u_1\ninst✝¹ : NormedLinearOrderedField 𝕜\nP Q : 𝕜[X]\ninst✝ : OrderTopology 𝕜\nhdeg : degree Q < degree P\nhQ : Q ≠ 0\nh : 0 ≤ leadingCoeff P / leadingCoeff Q\n⊢ Tendsto (fun x => abs (eval x P / eval x Q)) atTop atTop\n\ncase neg\n𝕜 : Type u_1\ninst✝¹ : NormedLinearOrd...
[ 226, 89 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 221, 1 ]
Mathlib/Data/Finset/Sups.lean
Finset.infs_inter_subset_right
[]
[ 350, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 349, 1 ]
Mathlib/Algebra/GroupWithZero/Basic.lean
div_div_self
[ { "state_after": "α : Type ?u.28722\nM₀ : Type ?u.28725\nG₀ : Type u_1\nM₀' : Type ?u.28731\nG₀' : Type ?u.28734\nF : Type ?u.28737\nF' : Type ?u.28740\ninst✝ : GroupWithZero G₀\na✝ b c a : G₀\n⊢ a * a / a = a", "state_before": "α : Type ?u.28722\nM₀ : Type ?u.28725\nG₀ : Type u_1\nM₀' : Type ?u.28731\nG₀' ...
[ 412, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 410, 1 ]
Mathlib/Data/Set/Basic.lean
Set.subset_compl_singleton_iff
[]
[ 1776, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1775, 1 ]
Mathlib/Data/Complex/Module.lean
Complex.coe_basisOneI
[ { "state_after": "no goals", "state_before": "R : Type ?u.104284\nS : Type ?u.104287\ni j : Fin 2\n⊢ ↑(↑basisOneI.repr (Matrix.vecCons 1 ![I] i)) j = ↑(Finsupp.single i 1) j", "tactic": "fin_cases i <;> fin_cases j <;>\n simp [coe_basisOneI_repr, Finsupp.single_eq_of_ne, Matrix.cons_val_zero,\n Matr...
[ 178, 101 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 170, 1 ]
Mathlib/Deprecated/Ring.lean
IsRingHom.map_neg
[ { "state_after": "α : Type u\nβ : Type v\ninst✝¹ : Ring α\ninst✝ : Ring β\nf : α → β\nhf✝ : IsRingHom f\nx y : α\nhf : IsRingHom f\n⊢ f (-x) = f (-x) + f x - f x", "state_before": "α : Type u\nβ : Type v\ninst✝¹ : Ring α\ninst✝ : Ring β\nf : α → β\nhf✝ : IsRingHom f\nx y : α\nhf : IsRingHom f\n⊢ f (-x) = f ...
[ 114, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 111, 1 ]
Mathlib/Data/ZMod/Basic.lean
ZMod.castHom_bijective
[ { "state_after": "n : ℕ\nR : Type u_1\ninst✝² : Ring R\ninst✝¹ : CharP R n\ninst✝ : Fintype R\nh : Fintype.card R = n\nthis : NeZero n\n⊢ Bijective ↑(castHom (_ : n ∣ n) R)", "state_before": "n : ℕ\nR : Type u_1\ninst✝² : Ring R\ninst✝¹ : CharP R n\ninst✝ : Fintype R\nh : Fintype.card R = n\n⊢ Bijective ↑(c...
[ 425, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 417, 1 ]
Mathlib/MeasureTheory/Integral/Lebesgue.lean
MeasureTheory.withDensity_smul
[ { "state_after": "α : Type u_1\nβ : Type ?u.1758951\nγ : Type ?u.1758954\nδ : Type ?u.1758957\nm : MeasurableSpace α\nμ ν : Measure α\nr : ℝ≥0∞\nf : α → ℝ≥0∞\nhf : Measurable f\ns : Set α\nhs : MeasurableSet s\n⊢ ↑↑(withDensity μ (r • f)) s = ↑↑(r • withDensity μ f) s", "state_before": "α : Type u_1\nβ : Ty...
[ 1591, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1586, 1 ]
Mathlib/Data/Part.lean
Part.mod_mem_mod
[ { "state_after": "α : Type u_1\nβ : Type ?u.67366\nγ : Type ?u.67369\ninst✝ : Mod α\na b : Part α\nma mb : α\nha : ma ∈ a\nhb : mb ∈ b\n⊢ ∃ a_1, a_1 ∈ a ∧ ∃ a, a ∈ b ∧ a_1 % a = ma % mb", "state_before": "α : Type u_1\nβ : Type ?u.67366\nγ : Type ?u.67369\ninst✝ : Mod α\na b : Part α\nma mb : α\nha : ma ∈ a...
[ 785, 48 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 784, 1 ]
Mathlib/Algebra/Lie/Basic.lean
LieEquiv.refl_symm
[]
[ 631, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 630, 1 ]
Mathlib/Data/Matrix/Kronecker.lean
Matrix.kronecker_add
[]
[ 312, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 310, 1 ]
Mathlib/RingTheory/UniqueFactorizationDomain.lean
UniqueFactorizationMonoid.exists_mem_factors_of_dvd
[ { "state_after": "no goals", "state_before": "α : Type u_1\ninst✝² : CancelCommMonoidWithZero α\ninst✝¹ : DecidableEq α\ninst✝ : UniqueFactorizationMonoid α\na p : α\nha0 : a ≠ 0\nhp : Irreducible p\nx✝ : p ∣ a\nb : α\nhb : a = p * b\nhb0 : b = 0\n⊢ False", "tactic": "simp_all" }, { "state_after...
[ 500, 51 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 486, 1 ]
Mathlib/Data/Int/GCD.lean
Int.gcd_dvd_gcd_of_dvd_left
[]
[ 338, 80 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 337, 1 ]
Mathlib/Data/Finset/Lattice.lean
Finset.coe_sup'
[ { "state_after": "no goals", "state_before": "F : Type ?u.230811\nα : Type u_1\nβ : Type u_2\nγ : Type ?u.230820\nι : Type ?u.230823\nκ : Type ?u.230826\ninst✝ : SemilatticeSup α\ns : Finset β\nH : Finset.Nonempty s\nf : β → α\n⊢ ↑(sup' s H f) = sup s (WithBot.some ∘ f)", "tactic": "rw [sup', WithBot.co...
[ 783, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 782, 1 ]
Mathlib/Order/Bounds/Basic.lean
upperBounds_Ioc
[]
[ 720, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 719, 1 ]
Mathlib/Data/Set/Sigma.lean
Set.preimage_sigmaMap_sigma
[]
[ 178, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 175, 1 ]
Mathlib/Analysis/Complex/Schwarz.lean
Complex.norm_dslope_le_div_of_mapsTo_ball
[ { "state_after": "E : Type u_1\ninst✝¹ : NormedAddCommGroup E\ninst✝ : NormedSpace ℂ E\nR R₁ R₂ : ℝ\nf : ℂ → E\nc z z₀ : ℂ\nhd : DifferentiableOn ℂ f (ball c R₁)\nh_maps : MapsTo f (ball c R₁) (ball (f c) R₂)\nhz : z ∈ ball c R₁\nhR₁ : 0 < R₁\n⊢ ‖dslope f c z‖ ≤ R₂ / R₁", "state_before": "E : Type u_1\ninst...
[ 110, 91 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 94, 1 ]
Mathlib/Algebra/Module/LinearMap.lean
AddMonoidHom.coe_toRatLinearMap
[]
[ 793, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 791, 1 ]
Mathlib/Algebra/Opposites.lean
MulOpposite.op_inv
[]
[ 297, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 296, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/Pullbacks.lean
CategoryTheory.Limits.pullbackAssoc_inv_fst_fst
[ { "state_after": "C : Type u\ninst✝⁷ : Category C\nD : Type u₂\ninst✝⁶ : Category D\nW X Y Z X₁ X₂ X₃ Y₁ Y₂ : C\nf₁ : X₁ ⟶ Y₁\nf₂ : X₂ ⟶ Y₁\nf₃ : X₂ ⟶ Y₂\nf₄ : X₃ ⟶ Y₂\ninst✝⁵ : HasPullback f₁ f₂\ninst✝⁴ : HasPullback f₃ f₄\ninst✝³ : HasPullback (pullback.snd ≫ sorryAx (sorryAx C true ⟶ Y₂) true) f₄\ninst✝² : H...
[ 2405, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2398, 1 ]
Mathlib/Data/List/Cycle.lean
List.nextOr_cons_of_ne
[ { "state_after": "case nil\nα : Type u_1\ninst✝ : DecidableEq α\ny x d : α\nh : x ≠ y\n⊢ nextOr [y] x d = nextOr [] x d\n\ncase cons\nα : Type u_1\ninst✝ : DecidableEq α\ny x d : α\nh : x ≠ y\nz : α\nzs : List α\n⊢ nextOr (y :: z :: zs) x d = nextOr (z :: zs) x d", "state_before": "α : Type u_1\ninst✝ : Dec...
[ 62, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 58, 1 ]
Mathlib/Data/List/BigOperators/Basic.lean
List.single_le_prod
[ { "state_after": "case nil\nι : Type ?u.137425\nα : Type ?u.137428\nM : Type u_1\nN : Type ?u.137434\nP : Type ?u.137437\nM₀ : Type ?u.137440\nG : Type ?u.137443\nR : Type ?u.137446\ninst✝ : OrderedCommMonoid M\nhl₁ : ∀ (x : M), x ∈ [] → 1 ≤ x\n⊢ ∀ (x : M), x ∈ [] → x ≤ prod []\n\ncase cons\nι : Type ?u.137425\...
[ 514, 95 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 507, 1 ]
Mathlib/Order/UpperLower/Basic.lean
LowerSet.mem_compl_iff
[]
[ 879, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 878, 1 ]
Mathlib/Geometry/Manifold/ChartedSpace.lean
chart_source_mem_nhds
[]
[ 549, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 548, 1 ]
Mathlib/CategoryTheory/Groupoid/FreeGroupoid.lean
CategoryTheory.Groupoid.Free.freeGroupoidFunctor_id
[ { "state_after": "V : Type u\ninst✝² : Quiver V\nV' : Type u'\ninst✝¹ : Quiver V'\nV'' : Type u''\ninst✝ : Quiver V''\n⊢ lift (𝟭q V ⋙q of V) = 𝟭 (FreeGroupoid V)", "state_before": "V : Type u\ninst✝² : Quiver V\nV' : Type u'\ninst✝¹ : Quiver V'\nV'' : Type u''\ninst✝ : Quiver V''\n⊢ freeGroupoidFunctor (�...
[ 205, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 202, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/CommSq.lean
CategoryTheory.IsPushout.inl_isoPushout_hom
[ { "state_after": "no goals", "state_before": "C : Type u₁\ninst✝¹ : Category C\nZ X Y P : C\nf : Z ⟶ X\ng : Z ⟶ Y\ninl : X ⟶ P\ninr : Y ⟶ P\nh : IsPushout f g inl inr\ninst✝ : HasPushout f g\n⊢ inl ≫ (isoPushout h).hom = pushout.inl", "tactic": "simp [← Iso.eq_comp_inv]" } ]
[ 435, 72 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 434, 1 ]
Mathlib/Order/Category/FinPartOrd.lean
FinPartOrd_dual_comp_forget_to_partOrdCat
[]
[ 116, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 114, 1 ]
Mathlib/Algebra/Algebra/Hom.lean
AlgHom.ofLinearMap_toLinearMap
[ { "state_after": "case H\nR : Type u\nA : Type v\nB : Type w\nC : Type u₁\nD : Type v₁\ninst✝⁸ : CommSemiring R\ninst✝⁷ : Semiring A\ninst✝⁶ : Semiring B\ninst✝⁵ : Semiring C\ninst✝⁴ : Semiring D\ninst✝³ : Algebra R A\ninst✝² : Algebra R B\ninst✝¹ : Algebra R C\ninst✝ : Algebra R D\nφ : A →ₐ[R] B\nmap_one : ↑(t...
[ 405, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 402, 1 ]
Mathlib/Data/Real/NNReal.lean
NNReal.coe_one
[]
[ 180, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 179, 11 ]
Mathlib/Data/Real/ENNReal.lean
ENNReal.zero_div
[]
[ 1554, 63 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1554, 19 ]
Mathlib/Logic/Basic.lean
congr_refl_left
[]
[ 530, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 529, 1 ]
Mathlib/Analysis/Complex/RealDeriv.lean
conformalAt_iff_differentiableAt_or_differentiableAt_comp_conj
[ { "state_after": "E : Type ?u.154957\ninst✝¹ : NormedAddCommGroup E\ninst✝ : NormedSpace ℂ E\nz✝ : ℂ\nf✝ : ℂ → E\nf : ℂ → ℂ\nz : ℂ\n⊢ IsConformalMap (fderiv ℝ f z) ↔\n (DifferentiableAt ℂ f z ∨ DifferentiableAt ℂ (f ∘ ↑(starRingEnd ℂ)) (↑(starRingEnd ℂ) z)) ∧ fderiv ℝ f z ≠ 0", "state_before": "E : Type ...
[ 188, 72 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 174, 1 ]
Mathlib/Data/Multiset/Powerset.lean
Multiset.powersetLenAux_perm
[ { "state_after": "case zero\nα : Type u_1\nl₁✝ l₂✝ : List α\np✝ : l₁✝ ~ l₂✝\nl₁ l₂ : List α\np : l₁ ~ l₂\n⊢ powersetLenAux Nat.zero l₁ ~ powersetLenAux Nat.zero l₂\n\ncase succ\nα : Type u_1\nl₁✝ l₂✝ : List α\np✝ : l₁✝ ~ l₂✝\nn : ℕ\nIHn : ∀ {l₁ l₂ : List α}, l₁ ~ l₂ → powersetLenAux n l₁ ~ powersetLenAux n l₂\n...
[ 227, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 211, 1 ]
Mathlib/Analysis/SpecialFunctions/Trigonometric/ArctanDeriv.lean
fderivWithin_arctan
[]
[ 184, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 182, 1 ]
Mathlib/Algebra/Lie/Submodule.lean
LieSubmodule.eq_bot_iff
[ { "state_after": "R : Type u\nL : Type v\nM : Type w\ninst✝⁶ : CommRing R\ninst✝⁵ : LieRing L\ninst✝⁴ : LieAlgebra R L\ninst✝³ : AddCommGroup M\ninst✝² : Module R M\ninst✝¹ : LieRingModule L M\ninst✝ : LieModule R L M\nN N' : LieSubmodule R L M\nI J : LieIdeal R L\n⊢ N ≤ ⊥ ↔ ∀ (m : M), m ∈ N → m = 0", "stat...
[ 501, 97 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 501, 8 ]
Mathlib/Data/Matrix/Basis.lean
Matrix.StdBasisMatrix.mul_left_apply_of_ne
[ { "state_after": "no goals", "state_before": "l : Type ?u.37720\nm : Type ?u.37723\nn : Type u_1\nR : Type ?u.37729\nα : Type u_2\ninst✝⁴ : DecidableEq l\ninst✝³ : DecidableEq m\ninst✝² : DecidableEq n\ninst✝¹ : Semiring α\ni j : n\nc : α\ni' j' : n\ninst✝ : Fintype n\na b : n\nh : a ≠ i\nM : Matrix n n α\n...
[ 188, 70 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 187, 1 ]
Mathlib/Data/Complex/Basic.lean
Complex.I_sq
[ { "state_after": "no goals", "state_before": "⊢ I ^ 2 = -1", "tactic": "rw [sq, I_mul_I]" } ]
[ 694, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 694, 1 ]
Mathlib/MeasureTheory/Integral/IntegrableOn.lean
ContinuousAt.stronglyMeasurableAtFilter
[]
[ 592, 77 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 589, 1 ]
Mathlib/Data/Pi/Algebra.lean
Sum.elim_one_one
[]
[ 449, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 448, 1 ]
Mathlib/Data/Num/Lemmas.lean
Num.cast_mul
[]
[ 749, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 745, 1 ]
Mathlib/Order/LiminfLimsup.lean
Filter.bliminf_sup_le_or_aux_right
[]
[ 930, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 929, 1 ]
Mathlib/Analysis/Asymptotics/Theta.lean
Asymptotics.IsTheta.symm
[]
[ 72, 9 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 71, 8 ]
Mathlib/Algebra/Order/Floor.lean
Int.lt_floor_add_one
[ { "state_after": "no goals", "state_before": "F : Type ?u.125097\nα : Type u_1\nβ : Type ?u.125103\ninst✝¹ : LinearOrderedRing α\ninst✝ : FloorRing α\nz : ℤ\na✝ a : α\n⊢ a < ↑⌊a⌋ + 1", "tactic": "simpa only [Int.succ, Int.cast_add, Int.cast_one] using lt_succ_floor a" } ]
[ 687, 74 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 686, 1 ]
Mathlib/RingTheory/Multiplicity.lean
multiplicity.unit_right
[]
[ 327, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 326, 1 ]
Std/Data/List/Init/Lemmas.lean
List.reverseAux_eq
[]
[ 121, 26 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 120, 1 ]
Mathlib/Topology/Order/Basic.lean
mem_nhdsWithin_Ioi_iff_exists_Ioc_subset
[ { "state_after": "α : Type u\nβ : Type v\nγ : Type w\ninst✝⁴ : TopologicalSpace α\ninst✝³ : LinearOrder α\ninst✝² : OrderTopology α\ninst✝¹ : NoMaxOrder α\ninst✝ : DenselyOrdered α\na : α\ns : Set α\n⊢ (∃ u, u ∈ Ioi a ∧ Ioo a u ⊆ s) ↔ ∃ u, u ∈ Ioi a ∧ Ioc a u ⊆ s", "state_before": "α : Type u\nβ : Type v\nγ...
[ 1667, 55 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1659, 1 ]
Mathlib/Analysis/Convex/Function.lean
strictConvexOn_iff_div
[ { "state_after": "𝕜 : Type u_1\nE : Type u_2\nF : Type ?u.771270\nα : Type ?u.771273\nβ : Type u_3\nι : Type ?u.771279\ninst✝⁴ : LinearOrderedField 𝕜\ninst✝³ : AddCommMonoid E\ninst✝² : OrderedAddCommMonoid β\ninst✝¹ : SMul 𝕜 E\ninst✝ : SMul 𝕜 β\ns : Set E\nf : E → β\nh :\n ∀ ⦃x : E⦄,\n x ∈ s → ∀ ⦃y : E...
[ 1072, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1062, 1 ]
Mathlib/Analysis/NormedSpace/Units.lean
nonunits.subset_compl_ball
[ { "state_after": "no goals", "state_before": "R : Type u_1\ninst✝¹ : NormedRing R\ninst✝ : CompleteSpace R\nx : R\nhx : x ∈ nonunits R\nh₁ : x ∈ Metric.ball 1 1\n⊢ ‖1 - x‖ < 1", "tactic": "rwa [mem_ball_iff_norm'] at h₁" } ]
[ 100, 87 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 99, 1 ]
Mathlib/Order/LiminfLimsup.lean
Filter.frequently_lt_of_limsInf_lt
[]
[ 1116, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1113, 1 ]
Mathlib/Order/Filter/Basic.lean
Filter.inter_mem_inf
[]
[ 435, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 433, 1 ]
Mathlib/Algebra/Star/Basic.lean
starRingEnd_apply
[]
[ 389, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 388, 1 ]
Mathlib/Order/Filter/Basic.lean
Filter.comap_eq_bot_iff_compl_range
[]
[ 2356, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2355, 1 ]
Mathlib/LinearAlgebra/Prod.lean
Submodule.range_snd
[ { "state_after": "no goals", "state_before": "R : Type u\nK : Type u'\nM : Type v\nV : Type v'\nM₂ : Type w\nV₂ : Type w'\nM₃ : Type y\nV₃ : Type y'\nM₄ : Type z\nι : Type x\nM₅ : Type ?u.323123\nM₆ : Type ?u.323126\ninst✝⁴ : Semiring R\ninst✝³ : AddCommMonoid M\ninst✝² : AddCommMonoid M₂\ninst✝¹ : Module R...
[ 601, 93 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 601, 1 ]
Mathlib/Analysis/NormedSpace/Basic.lean
rescale_to_shell_semi_normed
[]
[ 297, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 294, 1 ]
Mathlib/Computability/EpsilonNFA.lean
εNFA.pumping_lemma
[]
[ 171, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 167, 1 ]
Mathlib/Algebra/Quaternion.lean
QuaternionAlgebra.im_star
[]
[ 636, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 635, 1 ]
Mathlib/GroupTheory/Congruence.lean
Con.kerLift_mk
[]
[ 1032, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1031, 1 ]
Mathlib/Algebra/GroupPower/Order.lean
Right.one_le_pow_of_le
[ { "state_after": "β : Type ?u.56986\nA : Type ?u.56989\nG : Type ?u.56992\nM : Type u_1\nR : Type ?u.56998\ninst✝² : Monoid M\ninst✝¹ : Preorder M\ninst✝ : CovariantClass M M (swap fun x x_1 => x * x_1) fun x x_1 => x ≤ x_1\nx : M\nhx : 1 ≤ x\nn : ℕ\n⊢ 1 ≤ x * x ^ n", "state_before": "β : Type ?u.56986\nA :...
[ 143, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 139, 1 ]
Mathlib/Topology/Order/Basic.lean
isClosed_le_prod
[]
[ 126, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 125, 1 ]
Mathlib/Data/Finset/Option.lean
Finset.eraseNone_insertNone
[ { "state_after": "case a\nα : Type u_1\nβ : Type ?u.18177\ns : Finset α\na✝ : α\n⊢ a✝ ∈ ↑eraseNone (↑insertNone s) ↔ a✝ ∈ s", "state_before": "α : Type u_1\nβ : Type ?u.18177\ns : Finset α\n⊢ ↑eraseNone (↑insertNone s) = s", "tactic": "ext" }, { "state_after": "no goals", "state_before": "ca...
[ 164, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 162, 1 ]
Mathlib/Topology/MetricSpace/Isometry.lean
IsometryEquiv.coe_eq_toEquiv
[]
[ 325, 71 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 325, 1 ]
Mathlib/Topology/Separation.lean
Function.LeftInverse.closed_range
[]
[ 1232, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1228, 1 ]
Mathlib/Order/Monotone/Basic.lean
strictMono_of_le_iff_le
[]
[ 543, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 541, 1 ]
Mathlib/Data/Set/Basic.lean
Set.eq_univ_of_forall
[]
[ 694, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 693, 1 ]
Mathlib/Data/Finset/Pointwise.lean
Set.toFinset_smul
[]
[ 2226, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2224, 1 ]
Mathlib/Topology/ContinuousOn.lean
nhdsWithin_restrict'
[]
[ 193, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 192, 1 ]
Mathlib/Computability/Partrec.lean
Computable.map_decode_iff
[ { "state_after": "case h.e'_1.h.e'_7.h.h\nα : Type u_1\nβ : Type u_3\nγ : Type ?u.160634\nσ : Type u_2\ninst✝³ : Primcodable α\ninst✝² : Primcodable β\ninst✝¹ : Primcodable γ\ninst✝ : Primcodable σ\nf : α → β → σ\nx✝¹ : α\nx✝ : ℕ\n⊢ Option.map (f x✝¹) (decode x✝) = Option.bind (decode x✝) (Option.some ∘ f x✝¹)"...
[ 664, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 661, 1 ]
Mathlib/Topology/PathConnected.lean
Path.extend_zero
[ { "state_after": "no goals", "state_before": "X : Type u_1\nY : Type ?u.149853\ninst✝¹ : TopologicalSpace X\ninst✝ : TopologicalSpace Y\nx y z : X\nι : Type ?u.149868\nγ : Path x y\n⊢ extend γ 0 = x", "tactic": "simp" } ]
[ 271, 48 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 271, 1 ]
Mathlib/LinearAlgebra/Matrix/NonsingularInverse.lean
Matrix.invOf_submatrix_equiv_eq
[ { "state_after": "l : Type ?u.381588\nm : Type u\nn : Type u'\nα : Type v\ninst✝⁶ : Fintype n\ninst✝⁵ : DecidableEq n\ninst✝⁴ : CommRing α\nA✝ B : Matrix n n α\ninst✝³ : Fintype m\ninst✝² : DecidableEq m\nA : Matrix m m α\ne₁ e₂ : n ≃ m\ninst✝¹ : Invertible A\ninst✝ : Invertible (submatrix A ↑e₁ ↑e₂)\nthis : In...
[ 655, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 651, 1 ]