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https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condτ_rel
[654, 1]
[728, 12]
simp only [hJ'J, Ideal.mem_map_iff_of_surjective g hg] at ha'
case h.right.right R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Idea...
case h.right.right R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Idea...
Please generate a tactic in lean4 to solve the state. STATE: case h.right.right R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Alg...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condτ_rel
[654, 1]
[728, 12]
obtain ⟨a, ha, rfl⟩ := ha'
case h.right.right R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Idea...
case h.right.right.intro.intro R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective...
Please generate a tactic in lean4 to solve the state. STATE: case h.right.right R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Alg...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condτ_rel
[654, 1]
[728, 12]
simp only [i2, AlgHom.coe_toRingHom, Algebra.TensorProduct.includeRight_apply]
case h.right.right.intro.intro R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective...
case h.right.right.intro.intro R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective...
Please generate a tactic in lean4 to solve the state. STATE: case h.right.right.intro.intro R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R'...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condτ_rel
[654, 1]
[728, 12]
suffices ∀ y : S, fg.toRingHom (1 ⊗ₜ[A] y) = 1 ⊗ₜ[A] g y by rw [← this] rw [Quotient.OfSurjective.dpow_apply hK s_fg] have that := hg'.2 n a ha simp only [AlgHom.coe_toRingHom] at that ; rw [that] rw [← this] apply congr_arg simp only [← Algebra.TensorProduct.includeRight_apply] exact hK_pd.2.2 n a ha ...
case h.right.right.intro.intro R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective...
case h.right.right.intro.intro R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective...
Please generate a tactic in lean4 to solve the state. STATE: case h.right.right.intro.intro R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R'...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condτ_rel
[654, 1]
[728, 12]
intro x
case h.right.right.intro.intro R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective...
case h.right.right.intro.intro R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective...
Please generate a tactic in lean4 to solve the state. STATE: case h.right.right.intro.intro R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R'...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condτ_rel
[654, 1]
[728, 12]
simp only [AlgHom.toRingHom_eq_coe, RingHom.coe_coe, Algebra.TensorProduct.map_tmul, map_one, fg]
case h.right.right.intro.intro R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h.right.right.intro.intro R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R'...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condτ_rel
[654, 1]
[728, 12]
rw [← this]
R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Ideal R hI : DividedPow...
R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Ideal R hI : DividedPow...
Please generate a tactic in lean4 to solve the state. STATE: R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condτ_rel
[654, 1]
[728, 12]
rw [Quotient.OfSurjective.dpow_apply hK s_fg]
R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Ideal R hI : DividedPow...
R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Ideal R hI : DividedPow...
Please generate a tactic in lean4 to solve the state. STATE: R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condτ_rel
[654, 1]
[728, 12]
have that := hg'.2 n a ha
R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Ideal R hI : DividedPow...
R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Ideal R hI : DividedPow...
Please generate a tactic in lean4 to solve the state. STATE: R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condτ_rel
[654, 1]
[728, 12]
simp only [AlgHom.coe_toRingHom] at that
R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Ideal R hI : DividedPow...
R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Ideal R hI : DividedPow...
Please generate a tactic in lean4 to solve the state. STATE: R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condτ_rel
[654, 1]
[728, 12]
rw [that]
R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Ideal R hI : DividedPow...
R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Ideal R hI : DividedPow...
Please generate a tactic in lean4 to solve the state. STATE: R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condτ_rel
[654, 1]
[728, 12]
rw [← this]
R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Ideal R hI : DividedPow...
R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Ideal R hI : DividedPow...
Please generate a tactic in lean4 to solve the state. STATE: R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condτ_rel
[654, 1]
[728, 12]
apply congr_arg
R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Ideal R hI : DividedPow...
case h R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Ideal R hI : Div...
Please generate a tactic in lean4 to solve the state. STATE: R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condτ_rel
[654, 1]
[728, 12]
simp only [← Algebra.TensorProduct.includeRight_apply]
case h R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Ideal R hI : Div...
case h R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Ideal R hI : Div...
Please generate a tactic in lean4 to solve the state. STATE: case h R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condτ_rel
[654, 1]
[728, 12]
exact hK_pd.2.2 n a ha
case h R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Ideal R hI : Div...
case ha R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Ideal R hI : Di...
Please generate a tactic in lean4 to solve the state. STATE: case h R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condτ_rel
[654, 1]
[728, 12]
apply Ideal.mem_sup_right
case ha R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Ideal R hI : Di...
case ha.a R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Ideal R hI : ...
Please generate a tactic in lean4 to solve the state. STATE: case ha R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condτ_rel
[654, 1]
[728, 12]
apply Ideal.mem_map_of_mem _ ha
case ha.a R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S' f : R →ₐ[A] R' hf : Function.Surjective ⇑f I : Ideal R hI : ...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case ha.a R✝ : Type u inst✝⁹ : CommRing R✝ A : Type u inst✝⁸ : CommRing A R S R' S' : Type u inst✝⁷ : CommRing R inst✝⁶ : CommRing S inst✝⁵ : CommRing R' inst✝⁴ : CommRing S' inst✝³ : Algebra A R inst✝² : Algebra A S inst✝¹ : Algebra A R' inst✝ : Algebra A S'...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.Ideal.map_coe_toRingHom
[785, 1]
[789, 6]
rfl
R✝ : Type u inst✝⁵ : CommRing R✝ A : Type u_1 inst✝⁴ : CommRing A R : Type u_2 S : Type u_3 inst✝³ : CommRing R inst✝² : CommRing S inst✝¹ : Algebra A R inst✝ : Algebra A S f : R →ₐ[A] S I : Ideal R ⊢ Ideal.map f I = Ideal.map f.toRingHom I
no goals
Please generate a tactic in lean4 to solve the state. STATE: R✝ : Type u inst✝⁵ : CommRing R✝ A : Type u_1 inst✝⁴ : CommRing A R : Type u_2 S : Type u_3 inst✝³ : CommRing R inst✝² : CommRing S inst✝¹ : Algebra A R inst✝ : Algebra A S f : R →ₐ[A] S I : Ideal R ⊢ Ideal.map f I = Ideal.map f.toRingHom I TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condQ_and_condTFree_imply_condT
[792, 1]
[830, 18]
intro R' _ _ I' hI' S' _ _ J' hJ'
R : Type u inst✝¹ : CommRing R A : Type u_1 inst✝ : CommRing A hQ : CondQ A hT_free : CondTFree A ⊢ CondT A
R : Type u inst✝⁵ : CommRing R A : Type u_1 inst✝⁴ : CommRing A hQ : CondQ A hT_free : CondTFree A R' : Type u_1 inst✝³ : CommRing R' inst✝² : Algebra A R' I' : Ideal R' hI' : DividedPowers I' S' : Type u_1 inst✝¹ : CommRing S' inst✝ : Algebra A S' J' : Ideal S' hJ' : DividedPowers J' ⊢ Condτ A hI' hJ'
Please generate a tactic in lean4 to solve the state. STATE: R : Type u inst✝¹ : CommRing R A : Type u_1 inst✝ : CommRing A hQ : CondQ A hT_free : CondTFree A ⊢ CondT A TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condQ_and_condTFree_imply_condT
[792, 1]
[830, 18]
simp only [CondQ] at hQ
R : Type u inst✝⁵ : CommRing R A : Type u_1 inst✝⁴ : CommRing A hQ : CondQ A hT_free : CondTFree A R' : Type u_1 inst✝³ : CommRing R' inst✝² : Algebra A R' I' : Ideal R' hI' : DividedPowers I' S' : Type u_1 inst✝¹ : CommRing S' inst✝ : Algebra A S' J' : Ideal S' hJ' : DividedPowers J' ⊢ Condτ A hI' hJ'
R : Type u inst✝⁵ : CommRing R A : Type u_1 inst✝⁴ : CommRing A hQ : ∀ (R : Type u_1) [inst : CommRing R] [inst_1 : Algebra A R] (I : Ideal R) (hI : DividedPowers I), ∃ T x x_1, ∃ (_ : Module.Free A T), ∃ f J hJ, ∃ (_ : hJ.isDPMorphism hI ↑f), I = Ideal.map f J ∧ Function.Surjective ⇑f hT_free : CondTFree A...
Please generate a tactic in lean4 to solve the state. STATE: R : Type u inst✝⁵ : CommRing R A : Type u_1 inst✝⁴ : CommRing A hQ : CondQ A hT_free : CondTFree A R' : Type u_1 inst✝³ : CommRing R' inst✝² : Algebra A R' I' : Ideal R' hI' : DividedPowers I' S' : Type u_1 inst✝¹ : CommRing S' inst✝ : Algebra A S' J' : Ideal...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condQ_and_condTFree_imply_condT
[792, 1]
[830, 18]
obtain ⟨R, _, _, hR_free, f, I, hI, hfDP, hfI, hf⟩ := hQ R' I' hI'
R : Type u inst✝⁵ : CommRing R A : Type u_1 inst✝⁴ : CommRing A hQ : ∀ (R : Type u_1) [inst : CommRing R] [inst_1 : Algebra A R] (I : Ideal R) (hI : DividedPowers I), ∃ T x x_1, ∃ (_ : Module.Free A T), ∃ f J hJ, ∃ (_ : hJ.isDPMorphism hI ↑f), I = Ideal.map f J ∧ Function.Surjective ⇑f hT_free : CondTFree A...
case intro.intro.intro.intro.intro.intro.intro.intro.intro R✝ : Type u inst✝⁵ : CommRing R✝ A : Type u_1 inst✝⁴ : CommRing A hQ : ∀ (R : Type u_1) [inst : CommRing R] [inst_1 : Algebra A R] (I : Ideal R) (hI : DividedPowers I), ∃ T x x_1, ∃ (_ : Module.Free A T), ∃ f J hJ, ∃ (_ : hJ.isDPMorphism hI ↑f), I =...
Please generate a tactic in lean4 to solve the state. STATE: R : Type u inst✝⁵ : CommRing R A : Type u_1 inst✝⁴ : CommRing A hQ : ∀ (R : Type u_1) [inst : CommRing R] [inst_1 : Algebra A R] (I : Ideal R) (hI : DividedPowers I), ∃ T x x_1, ∃ (_ : Module.Free A T), ∃ f J hJ, ∃ (_ : hJ.isDPMorphism hI ↑f), I =...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condQ_and_condTFree_imply_condT
[792, 1]
[830, 18]
obtain ⟨S, _, _, hS_free, g, J, hJ, hgDP, hgJ, hg⟩ := hQ S' J' hJ'
case intro.intro.intro.intro.intro.intro.intro.intro.intro R✝ : Type u inst✝⁵ : CommRing R✝ A : Type u_1 inst✝⁴ : CommRing A hQ : ∀ (R : Type u_1) [inst : CommRing R] [inst_1 : Algebra A R] (I : Ideal R) (hI : DividedPowers I), ∃ T x x_1, ∃ (_ : Module.Free A T), ∃ f J hJ, ∃ (_ : hJ.isDPMorphism hI ↑f), I =...
case intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro R✝ : Type u inst✝⁵ : CommRing R✝ A : Type u_1 inst✝⁴ : CommRing A hQ : ∀ (R : Type u_1) [inst : CommRing R] [inst_1 : Algebra A R] (I : Ideal R) (hI : DividedPowers I), ∃ T x x_1, ∃ (_ : Module.F...
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.intro.intro.intro.intro.intro.intro.intro R✝ : Type u inst✝⁵ : CommRing R✝ A : Type u_1 inst✝⁴ : CommRing A hQ : ∀ (R : Type u_1) [inst : CommRing R] [inst_1 : Algebra A R] (I : Ideal R) (hI : DividedPowers I), ∃ T x x_1, ∃ (_ : M...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condQ_and_condTFree_imply_condT
[792, 1]
[830, 18]
apply condτ_rel A f hf hI hI' hfDP hfI g hg hJ hJ' hgDP hgJ
case intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro R✝ : Type u inst✝⁵ : CommRing R✝ A : Type u_1 inst✝⁴ : CommRing A hQ : ∀ (R : Type u_1) [inst : CommRing R] [inst_1 : Algebra A R] (I : Ideal R) (hI : DividedPowers I), ∃ T x x_1, ∃ (_ : Module.F...
case intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.roby R✝ : Type u inst✝⁵ : CommRing R✝ A : Type u_1 inst✝⁴ : CommRing A hQ : ∀ (R : Type u_1) [inst : CommRing R] [inst_1 : Algebra A R] (I : Ideal R) (hI : DividedPowers I), ∃ T x x_1, ∃ (_ : Mod...
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro R✝ : Type u inst✝⁵ : CommRing R✝ A : Type u_1 inst✝⁴ : CommRing A hQ : ∀ (R : Type u_1) [inst : CommRing R] [inst_1 : Algebra A R] (I : Ideal R)...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condQ_and_condTFree_imply_condT
[792, 1]
[830, 18]
rw [Algebra.TensorProduct.map_ker _ _ hf hg]
case intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.roby R✝ : Type u inst✝⁵ : CommRing R✝ A : Type u_1 inst✝⁴ : CommRing A hQ : ∀ (R : Type u_1) [inst : CommRing R] [inst_1 : Algebra A R] (I : Ideal R) (hI : DividedPowers I), ∃ T x x_1, ∃ (_ : Mod...
case intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.roby R✝ : Type u inst✝⁵ : CommRing R✝ A : Type u_1 inst✝⁴ : CommRing A hQ : ∀ (R : Type u_1) [inst : CommRing R] [inst_1 : Algebra A R] (I : Ideal R) (hI : DividedPowers I), ∃ T x x_1, ∃ (_ : Mod...
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.roby R✝ : Type u inst✝⁵ : CommRing R✝ A : Type u_1 inst✝⁴ : CommRing A hQ : ∀ (R : Type u_1) [inst : CommRing R] [inst_1 : Algebra A R] (I : Ide...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condQ_and_condTFree_imply_condT
[792, 1]
[830, 18]
sorry
case intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.roby R✝ : Type u inst✝⁵ : CommRing R✝ A : Type u_1 inst✝⁴ : CommRing A hQ : ∀ (R : Type u_1) [inst : CommRing R] [inst_1 : Algebra A R] (I : Ideal R) (hI : DividedPowers I), ∃ T x x_1, ∃ (_ : Mod...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.roby R✝ : Type u inst✝⁵ : CommRing R✝ A : Type u_1 inst✝⁴ : CommRing A hQ : ∀ (R : Type u_1) [inst : CommRing R] [inst_1 : Algebra A R] (I : Ide...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condQ_and_condTFree_imply_condT
[792, 1]
[830, 18]
apply hT_free
case intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.hRS R✝ : Type u inst✝⁵ : CommRing R✝ A : Type u_1 inst✝⁴ : CommRing A hQ : ∀ (R : Type u_1) [inst : CommRing R] [inst_1 : Algebra A R] (I : Ideal R) (hI : DividedPowers I), ∃ T x x_1, ∃ (_ : Modu...
case intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.hRS.x R✝ : Type u inst✝⁵ : CommRing R✝ A : Type u_1 inst✝⁴ : CommRing A hQ : ∀ (R : Type u_1) [inst : CommRing R] [inst_1 : Algebra A R] (I : Ideal R) (hI : DividedPowers I), ∃ T x x_1, ∃ (_ : Mo...
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.hRS R✝ : Type u inst✝⁵ : CommRing R✝ A : Type u_1 inst✝⁴ : CommRing A hQ : ∀ (R : Type u_1) [inst : CommRing R] [inst_1 : Algebra A R] (I : Idea...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condQ_and_condTFree_imply_condT
[792, 1]
[830, 18]
exact hR_free
case intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.hRS.x R✝ : Type u inst✝⁵ : CommRing R✝ A : Type u_1 inst✝⁴ : CommRing A hQ : ∀ (R : Type u_1) [inst : CommRing R] [inst_1 : Algebra A R] (I : Ideal R) (hI : DividedPowers I), ∃ T x x_1, ∃ (_ : Mo...
case intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.hRS.x R✝ : Type u inst✝⁵ : CommRing R✝ A : Type u_1 inst✝⁴ : CommRing A hQ : ∀ (R : Type u_1) [inst : CommRing R] [inst_1 : Algebra A R] (I : Ideal R) (hI : DividedPowers I), ∃ T x x_1, ∃ (_ : Mo...
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.hRS.x R✝ : Type u inst✝⁵ : CommRing R✝ A : Type u_1 inst✝⁴ : CommRing A hQ : ∀ (R : Type u_1) [inst : CommRing R] [inst_1 : Algebra A R] (I : Id...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.condQ_and_condTFree_imply_condT
[792, 1]
[830, 18]
exact hS_free
case intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.hRS.x R✝ : Type u inst✝⁵ : CommRing R✝ A : Type u_1 inst✝⁴ : CommRing A hQ : ∀ (R : Type u_1) [inst : CommRing R] [inst_1 : Algebra A R] (I : Ideal R) (hI : DividedPowers I), ∃ T x x_1, ∃ (_ : Mo...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.intro.hRS.x R✝ : Type u inst✝⁵ : CommRing R✝ A : Type u_1 inst✝⁴ : CommRing A hQ : ∀ (R : Type u_1) [inst : CommRing R] [inst_1 : Algebra A R] (I : Id...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.dp_comp
[924, 1]
[927, 84]
erw [← (roby_D A M).choose_spec, dpow_comp _ m hn (ι_mem_augIdeal A M x), dpow_ι]
A : Type u inst✝³ : CommRing A inst✝² : DecidableEq A M : Type u inst✝¹ : AddCommGroup M inst✝ : Module A M x : M n m : ℕ hn : n ≠ 0 ⊢ (dividedPowers' A M).dpow m (dp A n x) = ↑(mchoose m n) * dp A (m * n) x
no goals
Please generate a tactic in lean4 to solve the state. STATE: A : Type u inst✝³ : CommRing A inst✝² : DecidableEq A M : Type u inst✝¹ : AddCommGroup M inst✝ : Module A M x : M n m : ℕ hn : n ≠ 0 ⊢ (dividedPowers' A M).dpow m (dp A n x) = ↑(mchoose m n) * dp A (m * n) x TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.roby_theorem_2
[930, 1]
[937, 14]
apply cond_D_uniqueness
R : Type u inst✝⁵ : CommRing R inst✝⁴ : DecidableEq R M : Type u inst✝³ : AddCommGroup M inst✝² : Module R M A : Type u inst✝¹ : CommRing A inst✝ : Algebra R A I : Ideal A hI : DividedPowers I φ : M →ₗ[R] A hφ : ∀ (m : M), φ m ∈ I ⊢ (dividedPowers' R M).isDPMorphism hI ↑(lift hI φ hφ)
case hh R : Type u inst✝⁵ : CommRing R inst✝⁴ : DecidableEq R M : Type u inst✝³ : AddCommGroup M inst✝² : Module R M A : Type u inst✝¹ : CommRing A inst✝ : Algebra R A I : Ideal A hI : DividedPowers I φ : M →ₗ[R] A hφ : ∀ (m : M), φ m ∈ I ⊢ ∀ (n : ℕ) (x : M), (dividedPowers' R M).dpow n ((ι R M) x) = dp R n x
Please generate a tactic in lean4 to solve the state. STATE: R : Type u inst✝⁵ : CommRing R inst✝⁴ : DecidableEq R M : Type u inst✝³ : AddCommGroup M inst✝² : Module R M A : Type u inst✝¹ : CommRing A inst✝ : Algebra R A I : Ideal A hI : DividedPowers I φ : M →ₗ[R] A hφ : ∀ (m : M), φ m ∈ I ⊢ (dividedPowers' R M).isDPM...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.roby_theorem_2
[930, 1]
[937, 14]
intro m n
case hh R : Type u inst✝⁵ : CommRing R inst✝⁴ : DecidableEq R M : Type u inst✝³ : AddCommGroup M inst✝² : Module R M A : Type u inst✝¹ : CommRing A inst✝ : Algebra R A I : Ideal A hI : DividedPowers I φ : M →ₗ[R] A hφ : ∀ (m : M), φ m ∈ I ⊢ ∀ (n : ℕ) (x : M), (dividedPowers' R M).dpow n ((ι R M) x) = dp R n x
case hh R : Type u inst✝⁵ : CommRing R inst✝⁴ : DecidableEq R M : Type u inst✝³ : AddCommGroup M inst✝² : Module R M A : Type u inst✝¹ : CommRing A inst✝ : Algebra R A I : Ideal A hI : DividedPowers I φ : M →ₗ[R] A hφ : ∀ (m : M), φ m ∈ I m : ℕ n : M ⊢ (dividedPowers' R M).dpow m ((ι R M) n) = dp R m n
Please generate a tactic in lean4 to solve the state. STATE: case hh R : Type u inst✝⁵ : CommRing R inst✝⁴ : DecidableEq R M : Type u inst✝³ : AddCommGroup M inst✝² : Module R M A : Type u inst✝¹ : CommRing A inst✝ : Algebra R A I : Ideal A hI : DividedPowers I φ : M →ₗ[R] A hφ : ∀ (m : M), φ m ∈ I ⊢ ∀ (n : ℕ) (x : M),...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.roby_theorem_2
[930, 1]
[937, 14]
rw [dpow_ι]
case hh R : Type u inst✝⁵ : CommRing R inst✝⁴ : DecidableEq R M : Type u inst✝³ : AddCommGroup M inst✝² : Module R M A : Type u inst✝¹ : CommRing A inst✝ : Algebra R A I : Ideal A hI : DividedPowers I φ : M →ₗ[R] A hφ : ∀ (m : M), φ m ∈ I m : ℕ n : M ⊢ (dividedPowers' R M).dpow m ((ι R M) n) = dp R m n
no goals
Please generate a tactic in lean4 to solve the state. STATE: case hh R : Type u inst✝⁵ : CommRing R inst✝⁴ : DecidableEq R M : Type u inst✝³ : AddCommGroup M inst✝² : Module R M A : Type u inst✝¹ : CommRing A inst✝ : Algebra R A I : Ideal A hI : DividedPowers I φ : M →ₗ[R] A hφ : ∀ (m : M), φ m ∈ I m : ℕ n : M ⊢ (divid...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.lift'_eq_dp_lift
[941, 1]
[961, 59]
have hφ : ∀ m, ((ι S N).restrictScalars R).comp f m ∈ augIdeal S N := by intro m simp only [LinearMap.coe_comp, LinearMap.coe_restrictScalars, Function.comp_apply, ι_mem_augIdeal S N (f m)]
R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R S N f : M →ₗ[R] N ⊢ ∃ (hφ : ∀ (m : M), (↑R (ι S N) ∘ₗ f) m ∈...
R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R S N f : M →ₗ[R] N hφ : ∀ (m : M), (↑R (ι S N) ∘ₗ f) m ∈ augI...
Please generate a tactic in lean4 to solve the state. STATE: R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.lift'_eq_dp_lift
[941, 1]
[961, 59]
use hφ
R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R S N f : M →ₗ[R] N hφ : ∀ (m : M), (↑R (ι S N) ∘ₗ f) m ∈ augI...
case h R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R S N f : M →ₗ[R] N hφ : ∀ (m : M), (↑R (ι S N) ∘ₗ f) m...
Please generate a tactic in lean4 to solve the state. STATE: R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.lift'_eq_dp_lift
[941, 1]
[961, 59]
apply DividedPowerAlgebra.ext
case h R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R S N f : M →ₗ[R] N hφ : ∀ (m : M), (↑R (ι S N) ∘ₗ f) m...
case h.h R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R S N f : M →ₗ[R] N hφ : ∀ (m : M), (↑R (ι S N) ∘ₗ f)...
Please generate a tactic in lean4 to solve the state. STATE: case h R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalar...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.lift'_eq_dp_lift
[941, 1]
[961, 59]
intro n m
case h.h R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R S N f : M →ₗ[R] N hφ : ∀ (m : M), (↑R (ι S N) ∘ₗ f)...
case h.h R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R S N f : M →ₗ[R] N hφ : ∀ (m : M), (↑R (ι S N) ∘ₗ f)...
Please generate a tactic in lean4 to solve the state. STATE: case h.h R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScal...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.lift'_eq_dp_lift
[941, 1]
[961, 59]
simp only [liftAlgHom_apply_dp, LinearMap.coe_comp, LinearMap.coe_restrictScalars, Function.comp_apply]
case h.h R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R S N f : M →ₗ[R] N hφ : ∀ (m : M), (↑R (ι S N) ∘ₗ f)...
case h.h R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R S N f : M →ₗ[R] N hφ : ∀ (m : M), (↑R (ι S N) ∘ₗ f)...
Please generate a tactic in lean4 to solve the state. STATE: case h.h R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScal...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.lift'_eq_dp_lift
[941, 1]
[961, 59]
simp only [LinearMap.liftAlgHom_dp]
case h.h R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R S N f : M →ₗ[R] N hφ : ∀ (m : M), (↑R (ι S N) ∘ₗ f)...
case h.h R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R S N f : M →ₗ[R] N hφ : ∀ (m : M), (↑R (ι S N) ∘ₗ f)...
Please generate a tactic in lean4 to solve the state. STATE: case h.h R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScal...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.lift'_eq_dp_lift
[941, 1]
[961, 59]
simp only [ι, LinearMap.coe_mk, AddHom.coe_mk]
case h.h R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R S N f : M →ₗ[R] N hφ : ∀ (m : M), (↑R (ι S N) ∘ₗ f)...
case h.h R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R S N f : M →ₗ[R] N hφ : ∀ (m : M), (↑R (ι S N) ∘ₗ f)...
Please generate a tactic in lean4 to solve the state. STATE: case h.h R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScal...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.lift'_eq_dp_lift
[941, 1]
[961, 59]
rw [dp_comp _ _ _ _ Nat.one_ne_zero]
case h.h R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R S N f : M →ₗ[R] N hφ : ∀ (m : M), (↑R (ι S N) ∘ₗ f)...
case h.h R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R S N f : M →ₗ[R] N hφ : ∀ (m : M), (↑R (ι S N) ∘ₗ f)...
Please generate a tactic in lean4 to solve the state. STATE: case h.h R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScal...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.lift'_eq_dp_lift
[941, 1]
[961, 59]
simp only [mchoose_one', Nat.cast_one, mul_one, one_mul]
case h.h R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R S N f : M →ₗ[R] N hφ : ∀ (m : M), (↑R (ι S N) ∘ₗ f)...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h.h R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScal...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.lift'_eq_dp_lift
[941, 1]
[961, 59]
intro m
R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R S N f : M →ₗ[R] N ⊢ ∀ (m : M), (↑R (ι S N) ∘ₗ f) m ∈ augIdea...
R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R S N f : M →ₗ[R] N m : M ⊢ (↑R (ι S N) ∘ₗ f) m ∈ augIdeal S N
Please generate a tactic in lean4 to solve the state. STATE: R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.lift'_eq_dp_lift
[941, 1]
[961, 59]
simp only [LinearMap.coe_comp, LinearMap.coe_restrictScalars, Function.comp_apply, ι_mem_augIdeal S N (f m)]
R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R S N f : M →ₗ[R] N m : M ⊢ (↑R (ι S N) ∘ₗ f) m ∈ augIdeal S N
no goals
Please generate a tactic in lean4 to solve the state. STATE: R : Type u inst✝⁹ : CommRing R M : Type v inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type w inst✝⁶ : CommRing S inst✝⁵ : DecidableEq S inst✝⁴ : Algebra R S N : Type w inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.roby_prop_8
[963, 1]
[970, 53]
obtain ⟨hφ, phφ'⟩ := lift'_eq_dp_lift R S f
R : Type u inst✝¹⁰ : DecidableEq R inst✝⁹ : CommRing R M : Type u inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type u inst✝⁶ : DecidableEq S inst✝⁵ : CommRing S inst✝⁴ : Algebra R S N : Type u inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R S N f : M →ₗ[R] N ⊢ (dividedPowers' ...
case intro R : Type u inst✝¹⁰ : DecidableEq R inst✝⁹ : CommRing R M : Type u inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type u inst✝⁶ : DecidableEq S inst✝⁵ : CommRing S inst✝⁴ : Algebra R S N : Type u inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R S N f : M →ₗ[R] N hφ : ∀ ...
Please generate a tactic in lean4 to solve the state. STATE: R : Type u inst✝¹⁰ : DecidableEq R inst✝⁹ : CommRing R M : Type u inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type u inst✝⁶ : DecidableEq S inst✝⁵ : CommRing S inst✝⁴ : Algebra R S N : Type u inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Dpow.lean
DividedPowerAlgebra.roby_prop_8
[963, 1]
[970, 53]
convert roby_theorem_2 R M (dividedPowers' S N) hφ
case intro R : Type u inst✝¹⁰ : DecidableEq R inst✝⁹ : CommRing R M : Type u inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type u inst✝⁶ : DecidableEq S inst✝⁵ : CommRing S inst✝⁴ : Algebra R S N : Type u inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ : Module S N inst✝ : IsScalarTower R S N f : M →ₗ[R] N hφ : ∀ ...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case intro R : Type u inst✝¹⁰ : DecidableEq R inst✝⁹ : CommRing R M : Type u inst✝⁸ : AddCommGroup M inst✝⁷ : Module R M S : Type u inst✝⁶ : DecidableEq S inst✝⁵ : CommRing S inst✝⁴ : Algebra R S N : Type u inst✝³ : AddCommGroup N inst✝² : Module R N inst✝¹ :...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.add_dpowExp
[161, 1]
[165, 54]
ext n
A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I a b : A ha : a ∈ I hb : b ∈ I ⊢ hI.dpowExp (a + b) = hI.dpowExp a * hI.dpowExp b
case h A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I a b : A ha : a ∈ I hb : b ∈ I n : ℕ ⊢ (PowerSeries.coeff A n) (hI.dpowExp (a + b)) = (PowerSeries.coeff A n) (hI.dpowExp a * hI.dpowExp b)
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I a b : A ha : a ∈ I hb : b ∈ I ⊢ hI.dpowExp (a + b) = hI.dpowExp a * hI.dpowExp b TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.add_dpowExp
[161, 1]
[165, 54]
simp only [dpowExp, PowerSeries.coeff_mk, PowerSeries.coeff_mul, hI.dpow_add n ha hb, Finset.Nat.sum_antidiagonal_eq_sum_range_succ_mk]
case h A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I a b : A ha : a ∈ I hb : b ∈ I n : ℕ ⊢ (PowerSeries.coeff A n) (hI.dpowExp (a + b)) = (PowerSeries.coeff A n) (hI.dpowExp a * hI.dpowExp b)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I a b : A ha : a ∈ I hb : b ∈ I n : ℕ ⊢ (PowerSeries.coeff A n) (hI.dpowExp (a + b)) = (PowerSeries.coeff A n) (hI.dpowExp a * hI.dpowExp b) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.eq_of_eq_on_ideal
[168, 1]
[173, 43]
ext n x
A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI hI' : DividedPowers I h_eq : ∀ (n : ℕ) {x : A}, x ∈ I → hI.dpow n x = hI'.dpow n x ⊢ hI = hI'
case dpow.h.h A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI hI' : DividedPowers I h_eq : ∀ (n : ℕ) {x : A}, x ∈ I → hI.dpow n x = hI'.dpow n x n : ℕ x : A ⊢ hI.dpow n x = hI'.dpow n x
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI hI' : DividedPowers I h_eq : ∀ (n : ℕ) {x : A}, x ∈ I → hI.dpow n x = hI'.dpow n x ⊢ hI = hI' TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.eq_of_eq_on_ideal
[168, 1]
[173, 43]
by_cases hx : x ∈ I
case dpow.h.h A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI hI' : DividedPowers I h_eq : ∀ (n : ℕ) {x : A}, x ∈ I → hI.dpow n x = hI'.dpow n x n : ℕ x : A ⊢ hI.dpow n x = hI'.dpow n x
case pos A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI hI' : DividedPowers I h_eq : ∀ (n : ℕ) {x : A}, x ∈ I → hI.dpow n x = hI'.dpow n x n : ℕ x : A hx : x ∈ I ⊢ hI.dpow n x = hI'.dpow n x case neg A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI hI' : DividedPowers I h_eq : ∀ (n : ℕ) {x : A}, x ∈ I → hI.dpow ...
Please generate a tactic in lean4 to solve the state. STATE: case dpow.h.h A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI hI' : DividedPowers I h_eq : ∀ (n : ℕ) {x : A}, x ∈ I → hI.dpow n x = hI'.dpow n x n : ℕ x : A ⊢ hI.dpow n x = hI'.dpow n x TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.eq_of_eq_on_ideal
[168, 1]
[173, 43]
exact h_eq n hx
case pos A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI hI' : DividedPowers I h_eq : ∀ (n : ℕ) {x : A}, x ∈ I → hI.dpow n x = hI'.dpow n x n : ℕ x : A hx : x ∈ I ⊢ hI.dpow n x = hI'.dpow n x
no goals
Please generate a tactic in lean4 to solve the state. STATE: case pos A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI hI' : DividedPowers I h_eq : ∀ (n : ℕ) {x : A}, x ∈ I → hI.dpow n x = hI'.dpow n x n : ℕ x : A hx : x ∈ I ⊢ hI.dpow n x = hI'.dpow n x TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.eq_of_eq_on_ideal
[168, 1]
[173, 43]
rw [hI.dpow_null hx, hI'.dpow_null hx]
case neg A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI hI' : DividedPowers I h_eq : ∀ (n : ℕ) {x : A}, x ∈ I → hI.dpow n x = hI'.dpow n x n : ℕ x : A hx : x ∉ I ⊢ hI.dpow n x = hI'.dpow n x
no goals
Please generate a tactic in lean4 to solve the state. STATE: case neg A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI hI' : DividedPowers I h_eq : ∀ (n : ℕ) {x : A}, x ∈ I → hI.dpow n x = hI'.dpow n x n : ℕ x : A hx : x ∉ I ⊢ hI.dpow n x = hI'.dpow n x TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_smul'
[194, 1]
[196, 44]
simp only [smul_eq_mul, hI.dpow_smul, hx]
A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I n : ℕ a x : A hx : x ∈ I ⊢ hI.dpow n (a • x) = a ^ n • hI.dpow n x
no goals
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I n : ℕ a x : A hx : x ∈ I ⊢ hI.dpow n (a • x) = a ^ n • hI.dpow n x TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_mul_right
[199, 1]
[201, 45]
rw [mul_comm, hI.dpow_smul n ha, mul_comm]
A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I n : ℕ a : A ha : a ∈ I x : A ⊢ hI.dpow n (a * x) = hI.dpow n a * x ^ n
no goals
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I n : ℕ a : A ha : a ∈ I x : A ⊢ hI.dpow n (a * x) = hI.dpow n a * x ^ n TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_smul_right
[204, 1]
[206, 56]
rw [smul_eq_mul, hI.dpow_mul_right n ha, smul_eq_mul]
A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I n : ℕ a : A ha : a ∈ I x : A ⊢ hI.dpow n (a • x) = hI.dpow n a • x ^ n
no goals
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I n : ℕ a : A ha : a ∈ I x : A ⊢ hI.dpow n (a • x) = hI.dpow n a • x ^ n TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.factorial_mul_dpow_eq_pow
[209, 1]
[217, 82]
induction n with | zero => rw [Nat.factorial_zero, Nat.cast_one, one_mul, pow_zero, hI.dpow_zero hx] | add_one n ih => rw [Nat.factorial_succ, mul_comm (n + 1)] nth_rewrite 1 [← (n + 1).choose_one_right] rw [← Nat.choose_symm_add, Nat.cast_mul, mul_assoc, ← hI.dpow_mul n 1 hx, ← mul_assoc, ih, hI.dpow_one hx,...
A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I n : ℕ x : A hx : x ∈ I ⊢ ↑n.factorial * hI.dpow n x = x ^ n
no goals
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I n : ℕ x : A hx : x ∈ I ⊢ ↑n.factorial * hI.dpow n x = x ^ n TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.factorial_mul_dpow_eq_pow
[209, 1]
[217, 82]
rw [Nat.factorial_zero, Nat.cast_one, one_mul, pow_zero, hI.dpow_zero hx]
case zero A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I x : A hx : x ∈ I ⊢ ↑(Nat.factorial 0) * hI.dpow 0 x = x ^ 0
no goals
Please generate a tactic in lean4 to solve the state. STATE: case zero A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I x : A hx : x ∈ I ⊢ ↑(Nat.factorial 0) * hI.dpow 0 x = x ^ 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.factorial_mul_dpow_eq_pow
[209, 1]
[217, 82]
rw [Nat.factorial_succ, mul_comm (n + 1)]
case add_one A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I x : A hx : x ∈ I n : ℕ ih : ↑n.factorial * hI.dpow n x = x ^ n ⊢ ↑(n + 1).factorial * hI.dpow (n + 1) x = x ^ (n + 1)
case add_one A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I x : A hx : x ∈ I n : ℕ ih : ↑n.factorial * hI.dpow n x = x ^ n ⊢ ↑(n.factorial * (n + 1)) * hI.dpow (n + 1) x = x ^ (n + 1)
Please generate a tactic in lean4 to solve the state. STATE: case add_one A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I x : A hx : x ∈ I n : ℕ ih : ↑n.factorial * hI.dpow n x = x ^ n ⊢ ↑(n + 1).factorial * hI.dpow (n + 1) x = x ^ (n + 1) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.factorial_mul_dpow_eq_pow
[209, 1]
[217, 82]
nth_rewrite 1 [← (n + 1).choose_one_right]
case add_one A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I x : A hx : x ∈ I n : ℕ ih : ↑n.factorial * hI.dpow n x = x ^ n ⊢ ↑(n.factorial * (n + 1)) * hI.dpow (n + 1) x = x ^ (n + 1)
case add_one A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I x : A hx : x ∈ I n : ℕ ih : ↑n.factorial * hI.dpow n x = x ^ n ⊢ ↑(n.factorial * (n + 1).choose 1) * hI.dpow (n + 1) x = x ^ (n + 1)
Please generate a tactic in lean4 to solve the state. STATE: case add_one A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I x : A hx : x ∈ I n : ℕ ih : ↑n.factorial * hI.dpow n x = x ^ n ⊢ ↑(n.factorial * (n + 1)) * hI.dpow (n + 1) x = x ^ (n + 1) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.factorial_mul_dpow_eq_pow
[209, 1]
[217, 82]
rw [← Nat.choose_symm_add, Nat.cast_mul, mul_assoc, ← hI.dpow_mul n 1 hx, ← mul_assoc, ih, hI.dpow_one hx, pow_succ', mul_comm]
case add_one A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I x : A hx : x ∈ I n : ℕ ih : ↑n.factorial * hI.dpow n x = x ^ n ⊢ ↑(n.factorial * (n + 1).choose 1) * hI.dpow (n + 1) x = x ^ (n + 1)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case add_one A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I x : A hx : x ∈ I n : ℕ ih : ↑n.factorial * hI.dpow n x = x ^ n ⊢ ↑(n.factorial * (n + 1).choose 1) * hI.dpow (n + 1) x = x ^ (n + 1) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_eval_zero
[220, 1]
[222, 37]
rw [← MulZeroClass.mul_zero (0 : A), hI.dpow_smul n I.zero_mem, zero_pow hn, zero_mul, zero_mul]
A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I n : ℕ hn : n ≠ 0 ⊢ hI.dpow n 0 = 0
no goals
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I n : ℕ hn : n ≠ 0 ⊢ hI.dpow n 0 = 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.nilpotent_of_mem_dpIdeal
[226, 1]
[233, 73]
have h_fac : (n.factorial : A) * hI.dpow n x = n • ((n - 1).factorial : A) * hI.dpow n x := by rw [nsmul_eq_mul, ← Nat.cast_mul, Nat.mul_factorial_pred (Nat.pos_of_ne_zero hn)]
A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI✝ hI : DividedPowers I n : ℕ hn : n ≠ 0 hnI : ∀ {y : A}, y ∈ I → n • y = 0 x : A hx : x ∈ I ⊢ x ^ n = 0
A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI✝ hI : DividedPowers I n : ℕ hn : n ≠ 0 hnI : ∀ {y : A}, y ∈ I → n • y = 0 x : A hx : x ∈ I h_fac : ↑n.factorial * hI.dpow n x = n • ↑(n - 1).factorial * hI.dpow n x ⊢ x ^ n = 0
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI✝ hI : DividedPowers I n : ℕ hn : n ≠ 0 hnI : ∀ {y : A}, y ∈ I → n • y = 0 x : A hx : x ∈ I ⊢ x ^ n = 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.nilpotent_of_mem_dpIdeal
[226, 1]
[233, 73]
rw [← factorial_mul_dpow_eq_pow hI _ _ hx, h_fac, smul_mul_assoc]
A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI✝ hI : DividedPowers I n : ℕ hn : n ≠ 0 hnI : ∀ {y : A}, y ∈ I → n • y = 0 x : A hx : x ∈ I h_fac : ↑n.factorial * hI.dpow n x = n • ↑(n - 1).factorial * hI.dpow n x ⊢ x ^ n = 0
A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI✝ hI : DividedPowers I n : ℕ hn : n ≠ 0 hnI : ∀ {y : A}, y ∈ I → n • y = 0 x : A hx : x ∈ I h_fac : ↑n.factorial * hI.dpow n x = n • ↑(n - 1).factorial * hI.dpow n x ⊢ n • (↑(n - 1).factorial * hI.dpow n x) = 0
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI✝ hI : DividedPowers I n : ℕ hn : n ≠ 0 hnI : ∀ {y : A}, y ∈ I → n • y = 0 x : A hx : x ∈ I h_fac : ↑n.factorial * hI.dpow n x = n • ↑(n - 1).factorial * hI.dpow n x ⊢ x ^ n = 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.nilpotent_of_mem_dpIdeal
[226, 1]
[233, 73]
exact hnI (I.mul_mem_left ((n - 1).factorial : A) (hI.dpow_mem hn hx))
A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI✝ hI : DividedPowers I n : ℕ hn : n ≠ 0 hnI : ∀ {y : A}, y ∈ I → n • y = 0 x : A hx : x ∈ I h_fac : ↑n.factorial * hI.dpow n x = n • ↑(n - 1).factorial * hI.dpow n x ⊢ n • (↑(n - 1).factorial * hI.dpow n x) = 0
no goals
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI✝ hI : DividedPowers I n : ℕ hn : n ≠ 0 hnI : ∀ {y : A}, y ∈ I → n • y = 0 x : A hx : x ∈ I h_fac : ↑n.factorial * hI.dpow n x = n • ↑(n - 1).factorial * hI.dpow n x ⊢ n • (↑(n - 1).factorial * hI.dpow n x) = ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.nilpotent_of_mem_dpIdeal
[226, 1]
[233, 73]
rw [nsmul_eq_mul, ← Nat.cast_mul, Nat.mul_factorial_pred (Nat.pos_of_ne_zero hn)]
A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI✝ hI : DividedPowers I n : ℕ hn : n ≠ 0 hnI : ∀ {y : A}, y ∈ I → n • y = 0 x : A hx : x ∈ I ⊢ ↑n.factorial * hI.dpow n x = n • ↑(n - 1).factorial * hI.dpow n x
no goals
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI✝ hI : DividedPowers I n : ℕ hn : n ≠ 0 hnI : ∀ {y : A}, y ∈ I → n • y = 0 x : A hx : x ∈ I ⊢ ↑n.factorial * hI.dpow n x = n • ↑(n - 1).factorial * hI.dpow n x TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.coincide_on_smul
[240, 1]
[252, 18]
induction ha using Submodule.smul_induction_on' generalizing n with | smul a ha b hb => rw [Algebra.id.smul_eq_mul, hJ.dpow_smul n hb, mul_comm a b, hI.dpow_smul n ha, ← hJ.factorial_mul_dpow_eq_pow n b hb, ← hI.factorial_mul_dpow_eq_pow n a ha] ring | add x hx y hy hx' hy' => rw [hI.dpow_add n (Ideal.mul_le_...
A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I J : Ideal A hJ : DividedPowers J n : ℕ a : A ha : a ∈ I • J ⊢ hI.dpow n a = hJ.dpow n a
no goals
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I J : Ideal A hJ : DividedPowers J n : ℕ a : A ha : a ∈ I • J ⊢ hI.dpow n a = hJ.dpow n a TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.coincide_on_smul
[240, 1]
[252, 18]
rw [Algebra.id.smul_eq_mul, hJ.dpow_smul n hb, mul_comm a b, hI.dpow_smul n ha, ← hJ.factorial_mul_dpow_eq_pow n b hb, ← hI.factorial_mul_dpow_eq_pow n a ha]
case smul A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I J : Ideal A hJ : DividedPowers J a✝ a : A ha : a ∈ I b : A hb : b ∈ J n : ℕ ⊢ hI.dpow n (a • b) = hJ.dpow n (a • b)
case smul A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I J : Ideal A hJ : DividedPowers J a✝ a : A ha : a ∈ I b : A hb : b ∈ J n : ℕ ⊢ ↑n.factorial * hJ.dpow n b * hI.dpow n a = ↑n.factorial * hI.dpow n a * hJ.dpow n b
Please generate a tactic in lean4 to solve the state. STATE: case smul A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I J : Ideal A hJ : DividedPowers J a✝ a : A ha : a ∈ I b : A hb : b ∈ J n : ℕ ⊢ hI.dpow n (a • b) = hJ.dpow n (a • b) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.coincide_on_smul
[240, 1]
[252, 18]
ring
case smul A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I J : Ideal A hJ : DividedPowers J a✝ a : A ha : a ∈ I b : A hb : b ∈ J n : ℕ ⊢ ↑n.factorial * hJ.dpow n b * hI.dpow n a = ↑n.factorial * hI.dpow n a * hJ.dpow n b
no goals
Please generate a tactic in lean4 to solve the state. STATE: case smul A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I J : Ideal A hJ : DividedPowers J a✝ a : A ha : a ∈ I b : A hb : b ∈ J n : ℕ ⊢ ↑n.factorial * hJ.dpow n b * hI.dpow n a = ↑n.factorial * hI.dpow n a * hJ.dpow n b TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.coincide_on_smul
[240, 1]
[252, 18]
rw [hI.dpow_add n (Ideal.mul_le_right hx) (Ideal.mul_le_right hy), hJ.dpow_add n (Ideal.mul_le_left hx) (Ideal.mul_le_left hy)]
case add A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I J : Ideal A hJ : DividedPowers J a x : A hx : x ∈ I • J y : A hy : y ∈ I • J hx' : ∀ {n : ℕ}, hI.dpow n x = hJ.dpow n x hy' : ∀ {n : ℕ}, hI.dpow n y = hJ.dpow n y n : ℕ ⊢ hI.dpow n (x + y) = hJ.dpow n (x + y)
case add A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I J : Ideal A hJ : DividedPowers J a x : A hx : x ∈ I • J y : A hy : y ∈ I • J hx' : ∀ {n : ℕ}, hI.dpow n x = hJ.dpow n x hy' : ∀ {n : ℕ}, hI.dpow n y = hJ.dpow n y n : ℕ ⊢ ∑ k ∈ Finset.antidiagonal n, hI.dpow k.1 x * hI.dpow k.2 y = ∑ k ∈ ...
Please generate a tactic in lean4 to solve the state. STATE: case add A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I J : Ideal A hJ : DividedPowers J a x : A hx : x ∈ I • J y : A hy : y ∈ I • J hx' : ∀ {n : ℕ}, hI.dpow n x = hJ.dpow n x hy' : ∀ {n : ℕ}, hI.dpow n y = hJ.dpow n y n : ℕ ⊢ hI.dpow n ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.coincide_on_smul
[240, 1]
[252, 18]
apply Finset.sum_congr rfl
case add A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I J : Ideal A hJ : DividedPowers J a x : A hx : x ∈ I • J y : A hy : y ∈ I • J hx' : ∀ {n : ℕ}, hI.dpow n x = hJ.dpow n x hy' : ∀ {n : ℕ}, hI.dpow n y = hJ.dpow n y n : ℕ ⊢ ∑ k ∈ Finset.antidiagonal n, hI.dpow k.1 x * hI.dpow k.2 y = ∑ k ∈ ...
case add A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I J : Ideal A hJ : DividedPowers J a x : A hx : x ∈ I • J y : A hy : y ∈ I • J hx' : ∀ {n : ℕ}, hI.dpow n x = hJ.dpow n x hy' : ∀ {n : ℕ}, hI.dpow n y = hJ.dpow n y n : ℕ ⊢ ∀ x_1 ∈ Finset.antidiagonal n, hI.dpow x_1.1 x * hI.dpow x_1.2 y = hJ.d...
Please generate a tactic in lean4 to solve the state. STATE: case add A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I J : Ideal A hJ : DividedPowers J a x : A hx : x ∈ I • J y : A hy : y ∈ I • J hx' : ∀ {n : ℕ}, hI.dpow n x = hJ.dpow n x hy' : ∀ {n : ℕ}, hI.dpow n y = hJ.dpow n y n : ℕ ⊢ ∑ k ∈ Fins...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.coincide_on_smul
[240, 1]
[252, 18]
intro k _
case add A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I J : Ideal A hJ : DividedPowers J a x : A hx : x ∈ I • J y : A hy : y ∈ I • J hx' : ∀ {n : ℕ}, hI.dpow n x = hJ.dpow n x hy' : ∀ {n : ℕ}, hI.dpow n y = hJ.dpow n y n : ℕ ⊢ ∀ x_1 ∈ Finset.antidiagonal n, hI.dpow x_1.1 x * hI.dpow x_1.2 y = hJ.d...
case add A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I J : Ideal A hJ : DividedPowers J a x : A hx : x ∈ I • J y : A hy : y ∈ I • J hx' : ∀ {n : ℕ}, hI.dpow n x = hJ.dpow n x hy' : ∀ {n : ℕ}, hI.dpow n y = hJ.dpow n y n : ℕ k : ℕ × ℕ a✝ : k ∈ Finset.antidiagonal n ⊢ hI.dpow k.1 x * hI.dpow k.2 y ...
Please generate a tactic in lean4 to solve the state. STATE: case add A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I J : Ideal A hJ : DividedPowers J a x : A hx : x ∈ I • J y : A hy : y ∈ I • J hx' : ∀ {n : ℕ}, hI.dpow n x = hJ.dpow n x hy' : ∀ {n : ℕ}, hI.dpow n y = hJ.dpow n y n : ℕ ⊢ ∀ x_1 ∈ Fi...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.coincide_on_smul
[240, 1]
[252, 18]
rw [hx', hy']
case add A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I J : Ideal A hJ : DividedPowers J a x : A hx : x ∈ I • J y : A hy : y ∈ I • J hx' : ∀ {n : ℕ}, hI.dpow n x = hJ.dpow n x hy' : ∀ {n : ℕ}, hI.dpow n y = hJ.dpow n y n : ℕ k : ℕ × ℕ a✝ : k ∈ Finset.antidiagonal n ⊢ hI.dpow k.1 x * hI.dpow k.2 y ...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case add A : Type u_1 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I J : Ideal A hJ : DividedPowers J a x : A hx : x ∈ I • J y : A hy : y ∈ I • J hx' : ∀ {n : ℕ}, hI.dpow n x = hJ.dpow n x hy' : ∀ {n : ℕ}, hI.dpow n y = hJ.dpow n y n : ℕ k : ℕ × ℕ a✝...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.mul_dpow
[259, 1]
[270, 81]
classical induction s using Finset.induction with | empty => simp only [prod_empty, Nat.multinomial_empty, Nat.cast_one, sum_empty, one_mul] rw [hI.dpow_zero ha] | insert hi hrec => rw [Finset.prod_insert hi, hrec, ← mul_assoc, mul_comm (hI.dpow (n _) a), mul_assoc, dpow_mul _ _ _ ha, ← Finset.sum_insert hi, ...
A : Type u_2 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I ι : Type u_1 s : Finset ι n : ι → ℕ a : A ha : a ∈ I ⊢ ∏ i ∈ s, hI.dpow (n i) a = ↑(Nat.multinomial s n) * hI.dpow (s.sum n) a
no goals
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_2 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I ι : Type u_1 s : Finset ι n : ι → ℕ a : A ha : a ∈ I ⊢ ∏ i ∈ s, hI.dpow (n i) a = ↑(Nat.multinomial s n) * hI.dpow (s.sum n) a TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.mul_dpow
[259, 1]
[270, 81]
induction s using Finset.induction with | empty => simp only [prod_empty, Nat.multinomial_empty, Nat.cast_one, sum_empty, one_mul] rw [hI.dpow_zero ha] | insert hi hrec => rw [Finset.prod_insert hi, hrec, ← mul_assoc, mul_comm (hI.dpow (n _) a), mul_assoc, dpow_mul _ _ _ ha, ← Finset.sum_insert hi, ← mul_asso...
A : Type u_2 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I ι : Type u_1 s : Finset ι n : ι → ℕ a : A ha : a ∈ I ⊢ ∏ i ∈ s, hI.dpow (n i) a = ↑(Nat.multinomial s n) * hI.dpow (s.sum n) a
no goals
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_2 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I ι : Type u_1 s : Finset ι n : ι → ℕ a : A ha : a ∈ I ⊢ ∏ i ∈ s, hI.dpow (n i) a = ↑(Nat.multinomial s n) * hI.dpow (s.sum n) a TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.mul_dpow
[259, 1]
[270, 81]
simp only [prod_empty, Nat.multinomial_empty, Nat.cast_one, sum_empty, one_mul]
case empty A : Type u_2 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I ι : Type u_1 n : ι → ℕ a : A ha : a ∈ I ⊢ ∏ i ∈ ∅, hI.dpow (n i) a = ↑(Nat.multinomial ∅ n) * hI.dpow (∅.sum n) a
case empty A : Type u_2 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I ι : Type u_1 n : ι → ℕ a : A ha : a ∈ I ⊢ 1 = hI.dpow 0 a
Please generate a tactic in lean4 to solve the state. STATE: case empty A : Type u_2 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I ι : Type u_1 n : ι → ℕ a : A ha : a ∈ I ⊢ ∏ i ∈ ∅, hI.dpow (n i) a = ↑(Nat.multinomial ∅ n) * hI.dpow (∅.sum n) a TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.mul_dpow
[259, 1]
[270, 81]
rw [hI.dpow_zero ha]
case empty A : Type u_2 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I ι : Type u_1 n : ι → ℕ a : A ha : a ∈ I ⊢ 1 = hI.dpow 0 a
no goals
Please generate a tactic in lean4 to solve the state. STATE: case empty A : Type u_2 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I ι : Type u_1 n : ι → ℕ a : A ha : a ∈ I ⊢ 1 = hI.dpow 0 a TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.mul_dpow
[259, 1]
[270, 81]
rw [Finset.prod_insert hi, hrec, ← mul_assoc, mul_comm (hI.dpow (n _) a), mul_assoc, dpow_mul _ _ _ ha, ← Finset.sum_insert hi, ← mul_assoc]
case insert A : Type u_2 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I ι : Type u_1 n : ι → ℕ a : A ha : a ∈ I a✝ : ι s✝ : Finset ι hi : a✝ ∉ s✝ hrec : ∏ i ∈ s✝, hI.dpow (n i) a = ↑(Nat.multinomial s✝ n) * hI.dpow (s✝.sum n) a ⊢ ∏ i ∈ insert a✝ s✝, hI.dpow (n i) a = ↑(Nat.multinomial (insert a✝ s✝) n) * hI.dp...
case insert A : Type u_2 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I ι : Type u_1 n : ι → ℕ a : A ha : a ∈ I a✝ : ι s✝ : Finset ι hi : a✝ ∉ s✝ hrec : ∏ i ∈ s✝, hI.dpow (n i) a = ↑(Nat.multinomial s✝ n) * hI.dpow (s✝.sum n) a ⊢ ↑(Nat.multinomial s✝ n) * ↑((∑ x ∈ insert a✝ s✝, n x).choose (n a✝)) * hI.dpow (∑...
Please generate a tactic in lean4 to solve the state. STATE: case insert A : Type u_2 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I ι : Type u_1 n : ι → ℕ a : A ha : a ∈ I a✝ : ι s✝ : Finset ι hi : a✝ ∉ s✝ hrec : ∏ i ∈ s✝, hI.dpow (n i) a = ↑(Nat.multinomial s✝ n) * hI.dpow (s✝.sum n) a ⊢ ∏ i ∈ insert a✝ s✝, ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.mul_dpow
[259, 1]
[270, 81]
apply congr_arg₂ _ _ rfl
case insert A : Type u_2 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I ι : Type u_1 n : ι → ℕ a : A ha : a ∈ I a✝ : ι s✝ : Finset ι hi : a✝ ∉ s✝ hrec : ∏ i ∈ s✝, hI.dpow (n i) a = ↑(Nat.multinomial s✝ n) * hI.dpow (s✝.sum n) a ⊢ ↑(Nat.multinomial s✝ n) * ↑((∑ x ∈ insert a✝ s✝, n x).choose (n a✝)) * hI.dpow (∑...
A : Type u_2 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I ι : Type u_1 n : ι → ℕ a : A ha : a ∈ I a✝ : ι s✝ : Finset ι hi : a✝ ∉ s✝ hrec : ∏ i ∈ s✝, hI.dpow (n i) a = ↑(Nat.multinomial s✝ n) * hI.dpow (s✝.sum n) a ⊢ ↑(Nat.multinomial s✝ n) * ↑((∑ x ∈ insert a✝ s✝, n x).choose (n a✝)) = ↑(Nat.multinomial (ins...
Please generate a tactic in lean4 to solve the state. STATE: case insert A : Type u_2 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I ι : Type u_1 n : ι → ℕ a : A ha : a ∈ I a✝ : ι s✝ : Finset ι hi : a✝ ∉ s✝ hrec : ∏ i ∈ s✝, hI.dpow (n i) a = ↑(Nat.multinomial s✝ n) * hI.dpow (s✝.sum n) a ⊢ ↑(Nat.multinomial s✝...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.mul_dpow
[259, 1]
[270, 81]
rw [Nat.multinomial_insert hi, mul_comm, Nat.cast_mul, Finset.sum_insert hi]
A : Type u_2 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I ι : Type u_1 n : ι → ℕ a : A ha : a ∈ I a✝ : ι s✝ : Finset ι hi : a✝ ∉ s✝ hrec : ∏ i ∈ s✝, hI.dpow (n i) a = ↑(Nat.multinomial s✝ n) * hI.dpow (s✝.sum n) a ⊢ ↑(Nat.multinomial s✝ n) * ↑((∑ x ∈ insert a✝ s✝, n x).choose (n a✝)) = ↑(Nat.multinomial (ins...
no goals
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_2 inst✝ : CommSemiring A I : Ideal A hI : DividedPowers I ι : Type u_1 n : ι → ℕ a : A ha : a ∈ I a✝ : ι s✝ : Finset ι hi : a✝ ∉ s✝ hrec : ∏ i ∈ s✝, hI.dpow (n i) a = ↑(Nat.multinomial s✝ n) * hI.dpow (s✝.sum n) a ⊢ ↑(Nat.multinomial s✝ n) * ↑((∑ x...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_sum_aux
[284, 1]
[345, 27]
simp only [Finset.Nat.sum_antidiagonal_eq_sum_range_succ_mk] at dpow_add
A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ k ∈ antidiagonal n, dpow k.1 x * dpow k.2 y dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : Decidabl...
A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι s : Finset ι x : ι → A hx : ∀ i ∈ s, x i ∈ I n : ℕ dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n...
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ k ∈ antidiagonal n, dpow k.1 x * dpow k.2 y dpow_eval_zero : ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_sum_aux
[284, 1]
[345, 27]
simp only [sum_empty, prod_empty, sum_const, nsmul_eq_mul, mul_one]
case empty A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.suc...
case empty A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.suc...
Please generate a tactic in lean4 to solve the state. STATE: case empty A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_sum_aux
[284, 1]
[345, 27]
by_cases hn : n = 0
case empty A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.suc...
case pos A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.succ,...
Please generate a tactic in lean4 to solve the state. STATE: case empty A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_sum_aux
[284, 1]
[345, 27]
rw [hn]
case pos A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.succ,...
case pos A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.succ,...
Please generate a tactic in lean4 to solve the state. STATE: case pos A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_sum_aux
[284, 1]
[345, 27]
rw [dpow_zero I.zero_mem]
case pos A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.succ,...
case pos A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.succ,...
Please generate a tactic in lean4 to solve the state. STATE: case pos A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_sum_aux
[284, 1]
[345, 27]
simp only [sym_zero, card_singleton, Nat.cast_one]
case pos A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.succ,...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case pos A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_sum_aux
[284, 1]
[345, 27]
rw [dpow_eval_zero hn]
case neg A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.succ,...
case neg A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.succ,...
Please generate a tactic in lean4 to solve the state. STATE: case neg A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_sum_aux
[284, 1]
[345, 27]
apply symm
case neg A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.succ,...
case neg.a A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.suc...
Please generate a tactic in lean4 to solve the state. STATE: case neg A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_sum_aux
[284, 1]
[345, 27]
rw [← Nat.cast_zero]
case neg.a A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.suc...
case neg.a A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.suc...
Please generate a tactic in lean4 to solve the state. STATE: case neg.a A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_sum_aux
[284, 1]
[345, 27]
apply congr_arg
case neg.a A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.suc...
case neg.a.h A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.s...
Please generate a tactic in lean4 to solve the state. STATE: case neg.a A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_sum_aux
[284, 1]
[345, 27]
rw [card_eq_zero]
case neg.a.h A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.s...
case neg.a.h A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.s...
Please generate a tactic in lean4 to solve the state. STATE: case neg.a.h A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_sum_aux
[284, 1]
[345, 27]
rw [sym_eq_empty]
case neg.a.h A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.s...
case neg.a.h A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.s...
Please generate a tactic in lean4 to solve the state. STATE: case neg.a.h A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_sum_aux
[284, 1]
[345, 27]
exact ⟨hn, rfl⟩
case neg.a.h A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.s...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case neg.a.h A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_sum_aux
[284, 1]
[345, 27]
have hx' : ∀ i, i ∈ s → x i ∈ I := fun i hi => hx i (Finset.mem_insert_of_mem hi)
case insert A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.su...
case insert A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.su...
Please generate a tactic in lean4 to solve the state. STATE: case insert A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_sum_aux
[284, 1]
[345, 27]
simp_rw [sum_insert ha, dpow_add n (hx a (Finset.mem_insert_self a s)) (I.sum_mem fun i => hx' i), sum_range, ih hx', mul_sum, sum_sigma']
case insert A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.su...
case insert A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.su...
Please generate a tactic in lean4 to solve the state. STATE: case insert A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_sum_aux
[284, 1]
[345, 27]
apply symm
case insert A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.su...
case insert.a A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n....
Please generate a tactic in lean4 to solve the state. STATE: case insert A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_sum_aux
[284, 1]
[345, 27]
apply sum_bij' (fun m _ => Sym.filterNe a m) (fun m _ => m.2.fill a m.1) (fun m hm => Finset.mem_sigma.2 ⟨mem_univ _, _⟩) (fun m hm => by rw [mem_sym_iff] intro i hi rw [Sym.mem_fill_iff] at hi cases hi with | inl hi => rw [hi.2] exact mem_insert_self a s | inr hi => si...
case insert.a A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n....
case insert.a.right_inv A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ...
Please generate a tactic in lean4 to solve the state. STATE: case insert.a A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ)...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_sum_aux
[284, 1]
[345, 27]
rw [mem_sym_iff]
A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.succ, dpow x_3...
A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.succ, dpow x_3...
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_sum_aux
[284, 1]
[345, 27]
intro i hi
A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.succ, dpow x_3...
A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.succ, dpow x_3...
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_sum_aux
[284, 1]
[345, 27]
rw [Sym.mem_fill_iff] at hi
A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.succ, dpow x_3...
A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.succ, dpow x_3...
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_sum_aux
[284, 1]
[345, 27]
cases hi with | inl hi => rw [hi.2] exact mem_insert_self a s | inr hi => simp only [mem_sigma, mem_univ, mem_sym_iff, true_and] at hm exact mem_insert_of_mem (hm i hi)
A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.succ, dpow x_3...
no goals
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/Basic.lean
DividedPowers.dpow_sum_aux
[284, 1]
[345, 27]
rw [hi.2]
case inl A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.succ,...
case inl A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y : A}, x ∈ I → y ∈ I → dpow n (x + y) = ∑ x_3 ∈ range n.succ,...
Please generate a tactic in lean4 to solve the state. STATE: case inl A : Type u_1 inst✝¹ : CommSemiring A I : Ideal A hI : DividedPowers I dpow : ℕ → A → A dpow_zero : ∀ {x : A}, x ∈ I → dpow 0 x = 1 dpow_eval_zero : ∀ {n : ℕ}, n ≠ 0 → dpow n 0 = 0 ι : Type u_2 inst✝ : DecidableEq ι x : ι → A dpow_add : ∀ (n : ℕ) {x y...