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https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.surjective_of_supported
[108, 1]
[113, 74]
intro f
R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M ⊢ Surjective ⇑(mk.comp (supported R {nm | 0 < nm.1}).val)
R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : DividedPowerAlgebra R M ⊢ ∃ a, (mk.comp (supported R {nm | 0 < nm.1}).val) a = f
Please generate a tactic in lean4 to solve the state. STATE: R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M ⊢ Surjective ⇑(mk.comp (supported R {nm | 0 < nm.1}).val) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.surjective_of_supported
[108, 1]
[113, 74]
obtain ⟨p', hp'⟩ := DividedPowerAlgebra.mk_surjective f
R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : DividedPowerAlgebra R M ⊢ ∃ a, (mk.comp (supported R {nm | 0 < nm.1}).val) a = f
case intro R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : DividedPowerAlgebra R M p' : MvPolynomial (ℕ × M) R hp' : mk p' = f ⊢ ∃ a, (mk.comp (supported R {nm | 0 < nm.1}).val) a = f
Please generate a tactic in lean4 to solve the state. STATE: R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : DividedPowerAlgebra R M ⊢ ∃ a, (mk.comp (supported R {nm | 0 < nm.1}).val) a = f TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.surjective_of_supported
[108, 1]
[113, 74]
use toSupported R p'
case intro R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : DividedPowerAlgebra R M p' : MvPolynomial (ℕ × M) R hp' : mk p' = f ⊢ ∃ a, (mk.comp (supported R {nm | 0 < nm.1}).val) a = f
case h R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : DividedPowerAlgebra R M p' : MvPolynomial (ℕ × M) R hp' : mk p' = f ⊢ (mk.comp (supported R {nm | 0 < nm.1}).val) ((toSupported R) p') = f
Please generate a tactic in lean4 to solve the state. STATE: case intro R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : DividedPowerAlgebra R M p' : MvPolynomial (ℕ × M) R hp' : mk p' = f ⊢ ∃ a, (mk.comp (supported R {nm | 0...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.surjective_of_supported
[108, 1]
[113, 74]
rw [← AlgHom.comp_apply, AlgHom.comp_assoc, mk_comp_toSupported, ← hp']
case h R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : DividedPowerAlgebra R M p' : MvPolynomial (ℕ × M) R hp' : mk p' = f ⊢ (mk.comp (supported R {nm | 0 < nm.1}).val) ((toSupported R) p') = f
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : DividedPowerAlgebra R M p' : MvPolynomial (ℕ × M) R hp' : mk p' = f ⊢ (mk.comp (supported R {nm | 0 < nm.1})...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.surjective_of_supported'
[115, 1]
[121, 61]
obtain ⟨p', hpn', hp'⟩ := (mem_grade_iff R M _ _).mpr p.2
R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : ↥(grade R M n) ⊢ ∃ q, IsWeightedHomogeneous Prod.fst (↑q) n ∧ mk ↑q = ↑p
case intro.intro R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : ↥(grade R M n) p' : MvPolynomial (ℕ × M) R hpn' : p' ∈ ↑(weightedHomogeneousSubmodule R Prod.fst n) hp' : (mkAlgHom R (Rel R M)) p' = ↑p ⊢ ∃ q, IsWeighte...
Please generate a tactic in lean4 to solve the state. STATE: R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : ↥(grade R M n) ⊢ ∃ q, IsWeightedHomogeneous Prod.fst (↑q) n ∧ mk ↑q = ↑p TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.surjective_of_supported'
[115, 1]
[121, 61]
use toSupported R p'
case intro.intro R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : ↥(grade R M n) p' : MvPolynomial (ℕ × M) R hpn' : p' ∈ ↑(weightedHomogeneousSubmodule R Prod.fst n) hp' : (mkAlgHom R (Rel R M)) p' = ↑p ⊢ ∃ q, IsWeighte...
case h R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : ↥(grade R M n) p' : MvPolynomial (ℕ × M) R hpn' : p' ∈ ↑(weightedHomogeneousSubmodule R Prod.fst n) hp' : (mkAlgHom R (Rel R M)) p' = ↑p ⊢ IsWeightedHomogeneous Pr...
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : ↥(grade R M n) p' : MvPolynomial (ℕ × M) R hpn' : p' ∈ ↑(weightedHomogeneousSubmodule R Prod...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.surjective_of_supported'
[115, 1]
[121, 61]
refine ⟨toSupported_isHomogeneous' _ _ _ hpn', ?_⟩
case h R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : ↥(grade R M n) p' : MvPolynomial (ℕ × M) R hpn' : p' ∈ ↑(weightedHomogeneousSubmodule R Prod.fst n) hp' : (mkAlgHom R (Rel R M)) p' = ↑p ⊢ IsWeightedHomogeneous Pr...
case h R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : ↥(grade R M n) p' : MvPolynomial (ℕ × M) R hpn' : p' ∈ ↑(weightedHomogeneousSubmodule R Prod.fst n) hp' : (mkAlgHom R (Rel R M)) p' = ↑p ⊢ mk ↑((toSupported R) p')...
Please generate a tactic in lean4 to solve the state. STATE: case h R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : ↥(grade R M n) p' : MvPolynomial (ℕ × M) R hpn' : p' ∈ ↑(weightedHomogeneousSubmodule R Prod.fst n) hp...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.surjective_of_supported'
[115, 1]
[121, 61]
erw [DFunLike.congr_fun (mk_comp_toSupported R M) p', hp']
case h R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : ↥(grade R M n) p' : MvPolynomial (ℕ × M) R hpn' : p' ∈ ↑(weightedHomogeneousSubmodule R Prod.fst n) hp' : (mkAlgHom R (Rel R M)) p' = ↑p ⊢ mk ↑((toSupported R) p')...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : ↥(grade R M n) p' : MvPolynomial (ℕ × M) R hpn' : p' ∈ ↑(weightedHomogeneousSubmodule R Prod.fst n) hp...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.mem_grade_iff'
[124, 1]
[132, 23]
constructor
R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : DividedPowerAlgebra R M ⊢ p ∈ grade R M n ↔ ∃ q, IsWeightedHomogeneous Prod.fst (↑q) n ∧ mk ↑q = p
case mp R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : DividedPowerAlgebra R M ⊢ p ∈ grade R M n → ∃ q, IsWeightedHomogeneous Prod.fst (↑q) n ∧ mk ↑q = p case mpr R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R ins...
Please generate a tactic in lean4 to solve the state. STATE: R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : DividedPowerAlgebra R M ⊢ p ∈ grade R M n ↔ ∃ q, IsWeightedHomogeneous Prod.fst (↑q) n ∧ mk ↑q = p TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.mem_grade_iff'
[124, 1]
[132, 23]
. intro hp rw [← Submodule.coe_mk p hp] apply surjective_of_supported'
case mp R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : DividedPowerAlgebra R M ⊢ p ∈ grade R M n → ∃ q, IsWeightedHomogeneous Prod.fst (↑q) n ∧ mk ↑q = p case mpr R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R ins...
case mpr R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : DividedPowerAlgebra R M ⊢ (∃ q, IsWeightedHomogeneous Prod.fst (↑q) n ∧ mk ↑q = p) → p ∈ grade R M n
Please generate a tactic in lean4 to solve the state. STATE: case mp R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : DividedPowerAlgebra R M ⊢ p ∈ grade R M n → ∃ q, IsWeightedHomogeneous Prod.fst (↑q) n ∧ mk ↑q = p c...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.mem_grade_iff'
[124, 1]
[132, 23]
. rintro ⟨q, hq, rfl⟩ exact ⟨q, hq, rfl⟩
case mpr R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : DividedPowerAlgebra R M ⊢ (∃ q, IsWeightedHomogeneous Prod.fst (↑q) n ∧ mk ↑q = p) → p ∈ grade R M n
no goals
Please generate a tactic in lean4 to solve the state. STATE: case mpr R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : DividedPowerAlgebra R M ⊢ (∃ q, IsWeightedHomogeneous Prod.fst (↑q) n ∧ mk ↑q = p) → p ∈ grade R M n...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.mem_grade_iff'
[124, 1]
[132, 23]
intro hp
case mp R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : DividedPowerAlgebra R M ⊢ p ∈ grade R M n → ∃ q, IsWeightedHomogeneous Prod.fst (↑q) n ∧ mk ↑q = p
case mp R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : DividedPowerAlgebra R M hp : p ∈ grade R M n ⊢ ∃ q, IsWeightedHomogeneous Prod.fst (↑q) n ∧ mk ↑q = p
Please generate a tactic in lean4 to solve the state. STATE: case mp R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : DividedPowerAlgebra R M ⊢ p ∈ grade R M n → ∃ q, IsWeightedHomogeneous Prod.fst (↑q) n ∧ mk ↑q = p TA...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.mem_grade_iff'
[124, 1]
[132, 23]
rw [← Submodule.coe_mk p hp]
case mp R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : DividedPowerAlgebra R M hp : p ∈ grade R M n ⊢ ∃ q, IsWeightedHomogeneous Prod.fst (↑q) n ∧ mk ↑q = p
case mp R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : DividedPowerAlgebra R M hp : p ∈ grade R M n ⊢ ∃ q, IsWeightedHomogeneous Prod.fst (↑q) n ∧ mk ↑q = ↑⟨p, hp⟩
Please generate a tactic in lean4 to solve the state. STATE: case mp R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : DividedPowerAlgebra R M hp : p ∈ grade R M n ⊢ ∃ q, IsWeightedHomogeneous Prod.fst (↑q) n ∧ mk ↑q = p...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.mem_grade_iff'
[124, 1]
[132, 23]
apply surjective_of_supported'
case mp R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : DividedPowerAlgebra R M hp : p ∈ grade R M n ⊢ ∃ q, IsWeightedHomogeneous Prod.fst (↑q) n ∧ mk ↑q = ↑⟨p, hp⟩
no goals
Please generate a tactic in lean4 to solve the state. STATE: case mp R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : DividedPowerAlgebra R M hp : p ∈ grade R M n ⊢ ∃ q, IsWeightedHomogeneous Prod.fst (↑q) n ∧ mk ↑q = ↑...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.mem_grade_iff'
[124, 1]
[132, 23]
rintro ⟨q, hq, rfl⟩
case mpr R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : DividedPowerAlgebra R M ⊢ (∃ q, IsWeightedHomogeneous Prod.fst (↑q) n ∧ mk ↑q = p) → p ∈ grade R M n
case mpr.intro.intro R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ q : ↥(supported R {nm | 0 < nm.1}) hq : IsWeightedHomogeneous Prod.fst (↑q) n ⊢ mk ↑q ∈ grade R M n
Please generate a tactic in lean4 to solve the state. STATE: case mpr R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ p : DividedPowerAlgebra R M ⊢ (∃ q, IsWeightedHomogeneous Prod.fst (↑q) n ∧ mk ↑q = p) → p ∈ grade R M n...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.mem_grade_iff'
[124, 1]
[132, 23]
exact ⟨q, hq, rfl⟩
case mpr.intro.intro R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ q : ↥(supported R {nm | 0 < nm.1}) hq : IsWeightedHomogeneous Prod.fst (↑q) n ⊢ mk ↑q ∈ grade R M n
no goals
Please generate a tactic in lean4 to solve the state. STATE: case mpr.intro.intro R : Type u_1 M : Type u_2 inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ q : ↥(supported R {nm | 0 < nm.1}) hq : IsWeightedHomogeneous Prod.fst (↑q) n ⊢ mk ↑q ∈ grad...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.ι_comp_lift
[162, 9]
[168, 27]
ext m
R : Type u_1 M : Type u_2 inst✝⁶ : CommSemiring R inst✝⁵ : AddCommMonoid M inst✝⁴ : Module R M inst✝³ : DecidableEq R inst✝² : DecidableEq M A : Type u_3 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 ⊢ (lift hI φ hφ).toLinearMap ∘ₗ ι R M = φ
case h R : Type u_1 M : Type u_2 inst✝⁶ : CommSemiring R inst✝⁵ : AddCommMonoid M inst✝⁴ : Module R M inst✝³ : DecidableEq R inst✝² : DecidableEq M A : Type u_3 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 : M ⊢ ((lift hI φ hφ).toLinearMap ∘ₗ ι R M) m ...
Please generate a tactic in lean4 to solve the state. STATE: R : Type u_1 M : Type u_2 inst✝⁶ : CommSemiring R inst✝⁵ : AddCommMonoid M inst✝⁴ : Module R M inst✝³ : DecidableEq R inst✝² : DecidableEq M A : Type u_3 inst✝¹ : CommRing A inst✝ : Algebra R A I : Ideal A hI : DividedPowers I φ : M →ₗ[R] A hφ : ∀ (m : M), φ ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.ι_comp_lift
[162, 9]
[168, 27]
simp only [LinearMap.coe_comp, Function.comp_apply, AlgHom.toLinearMap_apply, ι_def, liftAlgHom_apply_dp]
case h R : Type u_1 M : Type u_2 inst✝⁶ : CommSemiring R inst✝⁵ : AddCommMonoid M inst✝⁴ : Module R M inst✝³ : DecidableEq R inst✝² : DecidableEq M A : Type u_3 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 : M ⊢ ((lift hI φ hφ).toLinearMap ∘ₗ ι R M) m ...
case h R : Type u_1 M : Type u_2 inst✝⁶ : CommSemiring R inst✝⁵ : AddCommMonoid M inst✝⁴ : Module R M inst✝³ : DecidableEq R inst✝² : DecidableEq M A : Type u_3 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 : M ⊢ hI.dpow 1 (φ m) = φ m
Please generate a tactic in lean4 to solve the state. STATE: case h R : Type u_1 M : Type u_2 inst✝⁶ : CommSemiring R inst✝⁵ : AddCommMonoid M inst✝⁴ : Module R M inst✝³ : DecidableEq R inst✝² : DecidableEq M A : Type u_3 inst✝¹ : CommRing A inst✝ : Algebra R A I : Ideal A hI : DividedPowers I φ : M →ₗ[R] A hφ : ∀ (m :...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.ι_comp_lift
[162, 9]
[168, 27]
exact hI.dpow_one (hφ m)
case h R : Type u_1 M : Type u_2 inst✝⁶ : CommSemiring R inst✝⁵ : AddCommMonoid M inst✝⁴ : Module R M inst✝³ : DecidableEq R inst✝² : DecidableEq M A : Type u_3 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 : M ⊢ hI.dpow 1 (φ m) = φ m
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h R : Type u_1 M : Type u_2 inst✝⁶ : CommSemiring R inst✝⁵ : AddCommMonoid M inst✝⁴ : Module R M inst✝³ : DecidableEq R inst✝² : DecidableEq M A : Type u_3 inst✝¹ : CommRing A inst✝ : Algebra R A I : Ideal A hI : DividedPowers I φ : M →ₗ[R] A hφ : ∀ (m :...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.lift_ι_apply
[172, 9]
[176, 6]
conv_rhs => rw [← ι_comp_lift R hI hφ]
R : Type u_1 M : Type u_2 inst✝⁶ : CommSemiring R inst✝⁵ : AddCommMonoid M inst✝⁴ : Module R M inst✝³ : DecidableEq R inst✝² : DecidableEq M A : Type u_3 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 x : M ⊢ (lift hI φ hφ) ((ι R M) x) = φ x
R : Type u_1 M : Type u_2 inst✝⁶ : CommSemiring R inst✝⁵ : AddCommMonoid M inst✝⁴ : Module R M inst✝³ : DecidableEq R inst✝² : DecidableEq M A : Type u_3 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 x : M ⊢ (lift hI φ hφ) ((ι R M) x) = ((lift hI φ hφ).to...
Please generate a tactic in lean4 to solve the state. STATE: R : Type u_1 M : Type u_2 inst✝⁶ : CommSemiring R inst✝⁵ : AddCommMonoid M inst✝⁴ : Module R M inst✝³ : DecidableEq R inst✝² : DecidableEq M A : Type u_3 inst✝¹ : CommRing A inst✝ : Algebra R A I : Ideal A hI : DividedPowers I φ : M →ₗ[R] A hφ : ∀ (m : M), φ ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.lift_ι_apply
[172, 9]
[176, 6]
rfl
R : Type u_1 M : Type u_2 inst✝⁶ : CommSemiring R inst✝⁵ : AddCommMonoid M inst✝⁴ : Module R M inst✝³ : DecidableEq R inst✝² : DecidableEq M A : Type u_3 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 x : M ⊢ (lift hI φ hφ) ((ι R M) x) = ((lift hI φ hφ).to...
no goals
Please generate a tactic in lean4 to solve the state. STATE: R : Type u_1 M : Type u_2 inst✝⁶ : CommSemiring R inst✝⁵ : AddCommMonoid M inst✝⁴ : Module R M inst✝³ : DecidableEq R inst✝² : DecidableEq M A : Type u_3 inst✝¹ : CommRing A inst✝ : Algebra R A I : Ideal A hI : DividedPowers I φ : M →ₗ[R] A hφ : ∀ (m : M), φ ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.liftAux_isHomogeneous
[188, 1]
[206, 62]
intro i a
R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst✝³ : Algebra R A inst✝² : Algebra S A inst✝¹ : IsScalarTower R S A 𝒜 : ℕ → Su...
R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst✝³ : Algebra R A inst✝² : Algebra S A inst✝¹ : IsScalarTower R S A 𝒜 : ℕ → Su...
Please generate a tactic in lean4 to solve the state. STATE: R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst✝³ : Algebra R A ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.liftAux_isHomogeneous
[188, 1]
[206, 62]
simp only [mem_grade_iff]
R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst✝³ : Algebra R A inst✝² : Algebra S A inst✝¹ : IsScalarTower R S A 𝒜 : ℕ → Su...
R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst✝³ : Algebra R A inst✝² : Algebra S A inst✝¹ : IsScalarTower R S A 𝒜 : ℕ → Su...
Please generate a tactic in lean4 to solve the state. STATE: R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst✝³ : Algebra R A ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.liftAux_isHomogeneous
[188, 1]
[206, 62]
rintro ⟨p, hp, rfl⟩
R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst✝³ : Algebra R A inst✝² : Algebra S A inst✝¹ : IsScalarTower R S A 𝒜 : ℕ → Su...
case intro.intro R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst✝³ : Algebra R A inst✝² : Algebra S A inst✝¹ : IsScalarTower ...
Please generate a tactic in lean4 to solve the state. STATE: R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst✝³ : Algebra R A ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.liftAux_isHomogeneous
[188, 1]
[206, 62]
rw [lift'AlgHom_apply, p.as_sum, aeval_sum]
case intro.intro R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst✝³ : Algebra R A inst✝² : Algebra S A inst✝¹ : IsScalarTower ...
case intro.intro R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst✝³ : Algebra R A inst✝² : Algebra S A inst✝¹ : IsScalarTower ...
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.liftAux_isHomogeneous
[188, 1]
[206, 62]
apply _root_.sum_mem
case intro.intro R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst✝³ : Algebra R A inst✝² : Algebra S A inst✝¹ : IsScalarTower ...
case intro.intro.h R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst✝³ : Algebra R A inst✝² : Algebra S A inst✝¹ : IsScalarTowe...
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.liftAux_isHomogeneous
[188, 1]
[206, 62]
intro c hc
case intro.intro.h R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst✝³ : Algebra R A inst✝² : Algebra S A inst✝¹ : IsScalarTowe...
case intro.intro.h R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst✝³ : Algebra R A inst✝² : Algebra S A inst✝¹ : IsScalarTowe...
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.h R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A in...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.liftAux_isHomogeneous
[188, 1]
[206, 62]
rw [aeval_monomial, ← smul_eq_mul, algebraMap_smul A, algebra_compatible_smul S (coeff c p)]
case intro.intro.h R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst✝³ : Algebra R A inst✝² : Algebra S A inst✝¹ : IsScalarTowe...
case intro.intro.h R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst✝³ : Algebra R A inst✝² : Algebra S A inst✝¹ : IsScalarTowe...
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.h R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A in...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.liftAux_isHomogeneous
[188, 1]
[206, 62]
apply Submodule.smul_mem
case intro.intro.h R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst✝³ : Algebra R A inst✝² : Algebra S A inst✝¹ : IsScalarTowe...
case intro.intro.h.h R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst✝³ : Algebra R A inst✝² : Algebra S A inst✝¹ : IsScalarTo...
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.h R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A in...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.liftAux_isHomogeneous
[188, 1]
[206, 62]
rw [← hp (mem_support_iff.mp hc)]
case intro.intro.h.h R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst✝³ : Algebra R A inst✝² : Algebra S A inst✝¹ : IsScalarTo...
case intro.intro.h.h R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst✝³ : Algebra R A inst✝² : Algebra S A inst✝¹ : IsScalarTo...
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.h.h R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.liftAux_isHomogeneous
[188, 1]
[206, 62]
exact Finsupp.prod.mem_grade _ _ _ _ fun ⟨n, m⟩ _ => hf n m
case intro.intro.h.h R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A inst✝³ : Algebra R A inst✝² : Algebra S A inst✝¹ : IsScalarTo...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.h.h R : Type u_1 M : Type u_2 inst✝¹¹ : CommSemiring R inst✝¹⁰ : AddCommMonoid M inst✝⁹ : Module R M inst✝⁸ : DecidableEq R inst✝⁷ : DecidableEq M S : Type u_3 inst✝⁶ : CommSemiring S inst✝⁵ : Algebra R S A : Type u_4 inst✝⁴ : CommSemiring A ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.lift_isHomogeneous
[212, 1]
[218, 82]
apply liftAux_isHomogeneous
R : Type u_1 M : Type u_2 inst✝⁹ : CommSemiring R inst✝⁸ : AddCommMonoid M inst✝⁷ : Module R M inst✝⁶ : DecidableEq R inst✝⁵ : DecidableEq M S : Type u_3 inst✝⁴ : CommSemiring S inst✝³ : Algebra R S A : Type u_4 inst✝² : CommSemiring A inst✝¹ : Algebra R A 𝒜 : ℕ → Submodule R A inst✝ : GradedAlgebra 𝒜 I : Ideal A hI ...
case hf R : Type u_1 M : Type u_2 inst✝⁹ : CommSemiring R inst✝⁸ : AddCommMonoid M inst✝⁷ : Module R M inst✝⁶ : DecidableEq R inst✝⁵ : DecidableEq M S : Type u_3 inst✝⁴ : CommSemiring S inst✝³ : Algebra R S A : Type u_4 inst✝² : CommSemiring A inst✝¹ : Algebra R A 𝒜 : ℕ → Submodule R A inst✝ : GradedAlgebra 𝒜 I : Ide...
Please generate a tactic in lean4 to solve the state. STATE: R : Type u_1 M : Type u_2 inst✝⁹ : CommSemiring R inst✝⁸ : AddCommMonoid M inst✝⁷ : Module R M inst✝⁶ : DecidableEq R inst✝⁵ : DecidableEq M S : Type u_3 inst✝⁴ : CommSemiring S inst✝³ : Algebra R S A : Type u_4 inst✝² : CommSemiring A inst✝¹ : Algebra R A 𝒜...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.lift_isHomogeneous
[212, 1]
[218, 82]
intro n m
case hf R : Type u_1 M : Type u_2 inst✝⁹ : CommSemiring R inst✝⁸ : AddCommMonoid M inst✝⁷ : Module R M inst✝⁶ : DecidableEq R inst✝⁵ : DecidableEq M S : Type u_3 inst✝⁴ : CommSemiring S inst✝³ : Algebra R S A : Type u_4 inst✝² : CommSemiring A inst✝¹ : Algebra R A 𝒜 : ℕ → Submodule R A inst✝ : GradedAlgebra 𝒜 I : Ide...
case hf R : Type u_1 M : Type u_2 inst✝⁹ : CommSemiring R inst✝⁸ : AddCommMonoid M inst✝⁷ : Module R M inst✝⁶ : DecidableEq R inst✝⁵ : DecidableEq M S : Type u_3 inst✝⁴ : CommSemiring S inst✝³ : Algebra R S A : Type u_4 inst✝² : CommSemiring A inst✝¹ : Algebra R A 𝒜 : ℕ → Submodule R A inst✝ : GradedAlgebra 𝒜 I : Ide...
Please generate a tactic in lean4 to solve the state. STATE: case hf R : Type u_1 M : Type u_2 inst✝⁹ : CommSemiring R inst✝⁸ : AddCommMonoid M inst✝⁷ : Module R M inst✝⁶ : DecidableEq R inst✝⁵ : DecidableEq M S : Type u_3 inst✝⁴ : CommSemiring S inst✝³ : Algebra R S A : Type u_4 inst✝² : CommSemiring A inst✝¹ : Algebr...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.lift_isHomogeneous
[212, 1]
[218, 82]
simpa only [Algebra.id.smul_eq_mul, mul_one] using hI' (φ m) (hφ m) 1 (hφ' m) n
case hf R : Type u_1 M : Type u_2 inst✝⁹ : CommSemiring R inst✝⁸ : AddCommMonoid M inst✝⁷ : Module R M inst✝⁶ : DecidableEq R inst✝⁵ : DecidableEq M S : Type u_3 inst✝⁴ : CommSemiring S inst✝³ : Algebra R S A : Type u_4 inst✝² : CommSemiring A inst✝¹ : Algebra R A 𝒜 : ℕ → Submodule R A inst✝ : GradedAlgebra 𝒜 I : Ide...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case hf R : Type u_1 M : Type u_2 inst✝⁹ : CommSemiring R inst✝⁸ : AddCommMonoid M inst✝⁷ : Module R M inst✝⁶ : DecidableEq R inst✝⁵ : DecidableEq M S : Type u_3 inst✝⁴ : CommSemiring S inst✝³ : Algebra R S A : Type u_4 inst✝² : CommSemiring A inst✝¹ : Algebr...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.proj'_zero_one
[234, 1]
[235, 72]
rw [proj', proj, LinearMap.coe_mk, AddHom.coe_mk, decompose_one]
R : Type u_1 M : Type u_2 inst✝¹² : CommSemiring R inst✝¹¹ : AddCommMonoid M inst✝¹⁰ : Module R M inst✝⁹ : DecidableEq R inst✝⁸ : DecidableEq M S : Type u_3 inst✝⁷ : CommSemiring S inst✝⁶ : Algebra R S N : Type u_4 inst✝⁵ : AddCommMonoid N inst✝⁴ : DecidableEq S inst✝³ : DecidableEq N inst✝² : Module R N inst✝¹ : Modul...
R : Type u_1 M : Type u_2 inst✝¹² : CommSemiring R inst✝¹¹ : AddCommMonoid M inst✝¹⁰ : Module R M inst✝⁹ : DecidableEq R inst✝⁸ : DecidableEq M S : Type u_3 inst✝⁷ : CommSemiring S inst✝⁶ : Algebra R S N : Type u_4 inst✝⁵ : AddCommMonoid N inst✝⁴ : DecidableEq S inst✝³ : DecidableEq N inst✝² : Module R N inst✝¹ : Modul...
Please generate a tactic in lean4 to solve the state. STATE: R : Type u_1 M : Type u_2 inst✝¹² : CommSemiring R inst✝¹¹ : AddCommMonoid M inst✝¹⁰ : Module R M inst✝⁹ : DecidableEq R inst✝⁸ : DecidableEq M S : Type u_3 inst✝⁷ : CommSemiring S inst✝⁶ : Algebra R S N : Type u_4 inst✝⁵ : AddCommMonoid N inst✝⁴ : DecidableE...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.proj'_zero_one
[234, 1]
[235, 72]
rfl
R : Type u_1 M : Type u_2 inst✝¹² : CommSemiring R inst✝¹¹ : AddCommMonoid M inst✝¹⁰ : Module R M inst✝⁹ : DecidableEq R inst✝⁸ : DecidableEq M S : Type u_3 inst✝⁷ : CommSemiring S inst✝⁶ : Algebra R S N : Type u_4 inst✝⁵ : AddCommMonoid N inst✝⁴ : DecidableEq S inst✝³ : DecidableEq N inst✝² : Module R N inst✝¹ : Modul...
no goals
Please generate a tactic in lean4 to solve the state. STATE: R : Type u_1 M : Type u_2 inst✝¹² : CommSemiring R inst✝¹¹ : AddCommMonoid M inst✝¹⁰ : Module R M inst✝⁹ : DecidableEq R inst✝⁸ : DecidableEq M S : Type u_3 inst✝⁷ : CommSemiring S inst✝⁶ : Algebra R S N : Type u_4 inst✝⁵ : AddCommMonoid N inst✝⁴ : DecidableE...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/Basic.lean
DividedPowerAlgebra.proj'_zero_mul
[237, 1]
[239, 62]
simp only [proj', ← projZeroRingHom'_apply, _root_.map_mul]
R : Type u_1 M : Type u_2 inst✝¹² : CommSemiring R inst✝¹¹ : AddCommMonoid M inst✝¹⁰ : Module R M inst✝⁹ : DecidableEq R inst✝⁸ : DecidableEq M S : Type u_3 inst✝⁷ : CommSemiring S inst✝⁶ : Algebra R S N : Type u_4 inst✝⁵ : AddCommMonoid N inst✝⁴ : DecidableEq S inst✝³ : DecidableEq N inst✝² : Module R N inst✝¹ : Modul...
no goals
Please generate a tactic in lean4 to solve the state. STATE: R : Type u_1 M : Type u_2 inst✝¹² : CommSemiring R inst✝¹¹ : AddCommMonoid M inst✝¹⁰ : Module R M inst✝⁹ : DecidableEq R inst✝⁸ : DecidableEq M S : Type u_3 inst✝⁷ : CommSemiring S inst✝⁶ : Algebra R S N : Type u_4 inst✝⁵ : AddCommMonoid N inst✝⁴ : DecidableE...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
unused_files/Ideal.lean
Ideal.image_eq_map_of_surjective
[6, 1]
[13, 45]
symm
A : Type u_1 B : Type u_2 inst✝¹ : Semiring A inst✝ : Semiring B f : A →+* B I : Ideal A hf : Function.Surjective ⇑f ⊢ ⇑f '' ↑I = ↑(map f I)
A : Type u_1 B : Type u_2 inst✝¹ : Semiring A inst✝ : Semiring B f : A →+* B I : Ideal A hf : Function.Surjective ⇑f ⊢ ↑(map f I) = ⇑f '' ↑I
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_1 B : Type u_2 inst✝¹ : Semiring A inst✝ : Semiring B f : A →+* B I : Ideal A hf : Function.Surjective ⇑f ⊢ ⇑f '' ↑I = ↑(map f I) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
unused_files/Ideal.lean
Ideal.image_eq_map_of_surjective
[6, 1]
[13, 45]
ext x
A : Type u_1 B : Type u_2 inst✝¹ : Semiring A inst✝ : Semiring B f : A →+* B I : Ideal A hf : Function.Surjective ⇑f ⊢ ↑(map f I) = ⇑f '' ↑I
case h A : Type u_1 B : Type u_2 inst✝¹ : Semiring A inst✝ : Semiring B f : A →+* B I : Ideal A hf : Function.Surjective ⇑f x : B ⊢ x ∈ ↑(map f I) ↔ x ∈ ⇑f '' ↑I
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_1 B : Type u_2 inst✝¹ : Semiring A inst✝ : Semiring B f : A →+* B I : Ideal A hf : Function.Surjective ⇑f ⊢ ↑(map f I) = ⇑f '' ↑I TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
unused_files/Ideal.lean
Ideal.image_eq_map_of_surjective
[6, 1]
[13, 45]
simp only [Set.mem_image, SetLike.mem_coe]
case h A : Type u_1 B : Type u_2 inst✝¹ : Semiring A inst✝ : Semiring B f : A →+* B I : Ideal A hf : Function.Surjective ⇑f x : B ⊢ x ∈ ↑(map f I) ↔ x ∈ ⇑f '' ↑I
case h A : Type u_1 B : Type u_2 inst✝¹ : Semiring A inst✝ : Semiring B f : A →+* B I : Ideal A hf : Function.Surjective ⇑f x : B ⊢ x ∈ map f I ↔ ∃ x_1 ∈ I, f x_1 = x
Please generate a tactic in lean4 to solve the state. STATE: case h A : Type u_1 B : Type u_2 inst✝¹ : Semiring A inst✝ : Semiring B f : A →+* B I : Ideal A hf : Function.Surjective ⇑f x : B ⊢ x ∈ ↑(map f I) ↔ x ∈ ⇑f '' ↑I TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
unused_files/Ideal.lean
Ideal.image_eq_map_of_surjective
[6, 1]
[13, 45]
apply Ideal.mem_map_iff_of_surjective _ hf
case h A : Type u_1 B : Type u_2 inst✝¹ : Semiring A inst✝ : Semiring B f : A →+* B I : Ideal A hf : Function.Surjective ⇑f x : B ⊢ x ∈ map f I ↔ ∃ x_1 ∈ I, f x_1 = x
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h A : Type u_1 B : Type u_2 inst✝¹ : Semiring A inst✝ : Semiring B f : A →+* B I : Ideal A hf : Function.Surjective ⇑f x : B ⊢ x ∈ map f I ↔ ∃ x_1 ∈ I, f x_1 = x TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMapInv_eq
[26, 1]
[38, 51]
rw [← AlgHom.comp_apply]
R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R ⊢ (algebraMapInv R M) (mk f) = (aeval fun nm => if 0 < nm.1 then 0 else 1) f
R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R ⊢ ((algebraMapInv R M).comp mk) f = (aeval fun nm => if 0 < nm.1 then 0 else 1) f
Please generate a tactic in lean4 to solve the state. STATE: R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R ⊢ (algebraMapInv R M) (mk f) = (aeval fun nm => if 0 < nm.1 then 0 else 1) f TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMapInv_eq
[26, 1]
[38, 51]
apply AlgHom.congr_fun
R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R ⊢ ((algebraMapInv R M).comp mk) f = (aeval fun nm => if 0 < nm.1 then 0 else 1) f
case H R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R ⊢ (algebraMapInv R M).comp mk = aeval fun nm => if 0 < nm.1 then 0 else 1
Please generate a tactic in lean4 to solve the state. STATE: R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R ⊢ ((algebraMapInv R M).comp mk) f = (aeval fun nm => if 0 < nm.1 then 0 else 1) f TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMapInv_eq
[26, 1]
[38, 51]
ext ⟨n, m⟩
case H R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R ⊢ (algebraMapInv R M).comp mk = aeval fun nm => if 0 < nm.1 then 0 else 1
case H.hf.mk R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R n : ℕ m : M ⊢ ((algebraMapInv R M).comp mk) (X (n, m)) = (aeval fun nm => if 0 < nm.1 then 0 else 1) (X (n, m))
Please generate a tactic in lean4 to solve the state. STATE: case H R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R ⊢ (algebraMapInv R M).comp mk = aeval fun nm => if 0 < nm.1 then 0 else 1 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMapInv_eq
[26, 1]
[38, 51]
simp only [algebraMapInv, AlgHom.comp_apply, aeval_X]
case H.hf.mk R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R n : ℕ m : M ⊢ ((algebraMapInv R M).comp mk) (X (n, m)) = (aeval fun nm => if 0 < nm.1 then 0 else 1) (X (n, m))
case H.hf.mk R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R n : ℕ m : M ⊢ (lift (dividedPowersBot R) 0 ⋯) (mk (X (n, m))) = if 0 < n then 0 else 1
Please generate a tactic in lean4 to solve the state. STATE: case H.hf.mk R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R n : ℕ m : M ⊢ ((algebraMapInv R M).comp mk) (X (n, m)) = (aeval fun nm => if 0 < nm...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMapInv_eq
[26, 1]
[38, 51]
by_cases hn : 0 < n
case H.hf.mk R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R n : ℕ m : M ⊢ (lift (dividedPowersBot R) 0 ⋯) (mk (X (n, m))) = if 0 < n then 0 else 1
case pos R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R n : ℕ m : M hn : 0 < n ⊢ (lift (dividedPowersBot R) 0 ⋯) (mk (X (n, m))) = if 0 < n then 0 else 1 case neg R : Type u M : Type v inst✝⁴ : CommSemir...
Please generate a tactic in lean4 to solve the state. STATE: case H.hf.mk R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R n : ℕ m : M ⊢ (lift (dividedPowersBot R) 0 ⋯) (mk (X (n, m))) = if 0 < n then 0 els...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMapInv_eq
[26, 1]
[38, 51]
simp only [if_pos hn, liftAlgHom_apply, LinearMap.zero_apply, aeval_X]
case pos R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R n : ℕ m : M hn : 0 < n ⊢ (lift (dividedPowersBot R) 0 ⋯) (mk (X (n, m))) = if 0 < n then 0 else 1
case pos R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R n : ℕ m : M hn : 0 < n ⊢ (dividedPowersBot R).dpow n 0 = 0
Please generate a tactic in lean4 to solve the state. STATE: case pos R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R n : ℕ m : M hn : 0 < n ⊢ (lift (dividedPowersBot R) 0 ⋯) (mk (X (n, m))) = if 0 < n the...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMapInv_eq
[26, 1]
[38, 51]
rw [DividedPowers.dpow_eval_zero _ (ne_of_gt hn)]
case pos R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R n : ℕ m : M hn : 0 < n ⊢ (dividedPowersBot R).dpow n 0 = 0
no goals
Please generate a tactic in lean4 to solve the state. STATE: case pos R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R n : ℕ m : M hn : 0 < n ⊢ (dividedPowersBot R).dpow n 0 = 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMapInv_eq
[26, 1]
[38, 51]
rw [if_neg hn]
case neg R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R n : ℕ m : M hn : ¬0 < n ⊢ (lift (dividedPowersBot R) 0 ⋯) (mk (X (n, m))) = if 0 < n then 0 else 1
case neg R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R n : ℕ m : M hn : ¬0 < n ⊢ (lift (dividedPowersBot R) 0 ⋯) (mk (X (n, m))) = 1
Please generate a tactic in lean4 to solve the state. STATE: case neg R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R n : ℕ m : M hn : ¬0 < n ⊢ (lift (dividedPowersBot R) 0 ⋯) (mk (X (n, m))) = if 0 < n th...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMapInv_eq
[26, 1]
[38, 51]
rw [not_lt, le_zero_iff] at hn
case neg R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R n : ℕ m : M hn : ¬0 < n ⊢ (lift (dividedPowersBot R) 0 ⋯) (mk (X (n, m))) = 1
case neg R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R n : ℕ m : M hn : n = 0 ⊢ (lift (dividedPowersBot R) 0 ⋯) (mk (X (n, m))) = 1
Please generate a tactic in lean4 to solve the state. STATE: case neg R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R n : ℕ m : M hn : ¬0 < n ⊢ (lift (dividedPowersBot R) 0 ⋯) (mk (X (n, m))) = 1 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMapInv_eq
[26, 1]
[38, 51]
simp only [hn, liftAlgHom_apply, LinearMap.zero_apply, aeval_X, DividedPowers.dpow_zero _ (mem_bot.mpr rfl)]
case neg R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R n : ℕ m : M hn : n = 0 ⊢ (lift (dividedPowersBot R) 0 ⋯) (mk (X (n, m))) = 1
no goals
Please generate a tactic in lean4 to solve the state. STATE: case neg R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R n : ℕ m : M hn : n = 0 ⊢ (lift (dividedPowersBot R) 0 ⋯) (mk (X (n, m))) = 1 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.proj'_zero_comp_algebraMap
[40, 1]
[45, 6]
simp only [proj', proj, LinearMap.coe_mk, AddHom.coe_mk, Function.comp_apply, Algebra.algebraMap_eq_smul_one, decompose_smul, decompose_one]
R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : R ⊢ ↑((⇑(proj' R M 0) ∘ ⇑(algebraMap R (DividedPowerAlgebra R M))) x) = (algebraMap R (DividedPowerAlgebra R M)) x
R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : R ⊢ ↑((x • 1) 0) = x • 1
Please generate a tactic in lean4 to solve the state. STATE: R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : R ⊢ ↑((⇑(proj' R M 0) ∘ ⇑(algebraMap R (DividedPowerAlgebra R M))) x) = (algebraMap R (DividedPowerAlgebra R M)) x TACT...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.proj'_zero_comp_algebraMap
[40, 1]
[45, 6]
rfl
R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : R ⊢ ↑((x • 1) 0) = x • 1
no goals
Please generate a tactic in lean4 to solve the state. STATE: R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : R ⊢ ↑((x • 1) 0) = x • 1 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_leftInverse
[47, 1]
[49, 70]
simp only [AlgHom.commutes, Algebra.id.map_eq_id, RingHom.id_apply]
R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M m : R ⊢ (algebraMapInv R M) ((algebraMap R (DividedPowerAlgebra R M)) m) = m
no goals
Please generate a tactic in lean4 to solve the state. STATE: R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M m : R ⊢ (algebraMapInv R M) ((algebraMap R (DividedPowerAlgebra R M)) m) = m TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
MvPolynomial.mkₐ_eq_aeval
[64, 1]
[67, 33]
ext d
R : Type u M : Type v inst✝⁵ : CommSemiring R inst✝⁴ : AddCommMonoid M inst✝³ : Module R M inst✝² : DecidableEq R inst✝¹ : DecidableEq M C : Type u_1 inst✝ : CommRing C D : Type u_2 I : Ideal (MvPolynomial D C) ⊢ mkₐ C I = aeval fun d => (Ideal.Quotient.mk I) (X d)
case hf R : Type u M : Type v inst✝⁵ : CommSemiring R inst✝⁴ : AddCommMonoid M inst✝³ : Module R M inst✝² : DecidableEq R inst✝¹ : DecidableEq M C : Type u_1 inst✝ : CommRing C D : Type u_2 I : Ideal (MvPolynomial D C) d : D ⊢ (mkₐ C I) (X d) = (aeval fun d => (Ideal.Quotient.mk I) (X d)) (X d)
Please generate a tactic in lean4 to solve the state. STATE: R : Type u M : Type v inst✝⁵ : CommSemiring R inst✝⁴ : AddCommMonoid M inst✝³ : Module R M inst✝² : DecidableEq R inst✝¹ : DecidableEq M C : Type u_1 inst✝ : CommRing C D : Type u_2 I : Ideal (MvPolynomial D C) ⊢ mkₐ C I = aeval fun d => (Ideal.Quotient.mk I)...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
MvPolynomial.mkₐ_eq_aeval
[64, 1]
[67, 33]
simp only [mkₐ_eq_mk, aeval_X]
case hf R : Type u M : Type v inst✝⁵ : CommSemiring R inst✝⁴ : AddCommMonoid M inst✝³ : Module R M inst✝² : DecidableEq R inst✝¹ : DecidableEq M C : Type u_1 inst✝ : CommRing C D : Type u_2 I : Ideal (MvPolynomial D C) d : D ⊢ (mkₐ C I) (X d) = (aeval fun d => (Ideal.Quotient.mk I) (X d)) (X d)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case hf R : Type u M : Type v inst✝⁵ : CommSemiring R inst✝⁴ : AddCommMonoid M inst✝³ : Module R M inst✝² : DecidableEq R inst✝¹ : DecidableEq M C : Type u_1 inst✝ : CommRing C D : Type u_2 I : Ideal (MvPolynomial D C) d : D ⊢ (mkₐ C I) (X d) = (aeval fun d =...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
MvPolynomial.mk_eq_eval₂
[70, 1]
[75, 6]
ext d
R : Type u M : Type v inst✝⁵ : CommSemiring R inst✝⁴ : AddCommMonoid M inst✝³ : Module R M inst✝² : DecidableEq R inst✝¹ : DecidableEq M C : Type u_1 inst✝ : CommRing C D : Type u_2 I : Ideal (MvPolynomial D C) ⊢ (↑↑(Ideal.Quotient.mk I)).toFun = eval₂ (algebraMap C (MvPolynomial D C ⧸ I)) fun d => (Ideal.Quotient.mk I...
case h R : Type u M : Type v inst✝⁵ : CommSemiring R inst✝⁴ : AddCommMonoid M inst✝³ : Module R M inst✝² : DecidableEq R inst✝¹ : DecidableEq M C : Type u_1 inst✝ : CommRing C D : Type u_2 I : Ideal (MvPolynomial D C) d : MvPolynomial D C ⊢ (↑↑(Ideal.Quotient.mk I)).toFun d = eval₂ (algebraMap C (MvPolynomial D C ⧸...
Please generate a tactic in lean4 to solve the state. STATE: R : Type u M : Type v inst✝⁵ : CommSemiring R inst✝⁴ : AddCommMonoid M inst✝³ : Module R M inst✝² : DecidableEq R inst✝¹ : DecidableEq M C : Type u_1 inst✝ : CommRing C D : Type u_2 I : Ideal (MvPolynomial D C) ⊢ (↑↑(Ideal.Quotient.mk I)).toFun = eval₂ (algeb...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
MvPolynomial.mk_eq_eval₂
[70, 1]
[75, 6]
simp_rw [RingHom.toFun_eq_coe, ← mkₐ_eq_mk C, mkₐ_eq_aeval, aeval_X]
case h R : Type u M : Type v inst✝⁵ : CommSemiring R inst✝⁴ : AddCommMonoid M inst✝³ : Module R M inst✝² : DecidableEq R inst✝¹ : DecidableEq M C : Type u_1 inst✝ : CommRing C D : Type u_2 I : Ideal (MvPolynomial D C) d : MvPolynomial D C ⊢ (↑↑(Ideal.Quotient.mk I)).toFun d = eval₂ (algebraMap C (MvPolynomial D C ⧸...
case h R : Type u M : Type v inst✝⁵ : CommSemiring R inst✝⁴ : AddCommMonoid M inst✝³ : Module R M inst✝² : DecidableEq R inst✝¹ : DecidableEq M C : Type u_1 inst✝ : CommRing C D : Type u_2 I : Ideal (MvPolynomial D C) d : MvPolynomial D C ⊢ (aeval fun d => (Ideal.Quotient.mk I) (X d)) d = eval₂ (algebraMap C (MvPol...
Please generate a tactic in lean4 to solve the state. STATE: case h R : Type u M : Type v inst✝⁵ : CommSemiring R inst✝⁴ : AddCommMonoid M inst✝³ : Module R M inst✝² : DecidableEq R inst✝¹ : DecidableEq M C : Type u_1 inst✝ : CommRing C D : Type u_2 I : Ideal (MvPolynomial D C) d : MvPolynomial D C ⊢ (↑↑(Ideal.Quotient...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
MvPolynomial.mk_eq_eval₂
[70, 1]
[75, 6]
rfl
case h R : Type u M : Type v inst✝⁵ : CommSemiring R inst✝⁴ : AddCommMonoid M inst✝³ : Module R M inst✝² : DecidableEq R inst✝¹ : DecidableEq M C : Type u_1 inst✝ : CommRing C D : Type u_2 I : Ideal (MvPolynomial D C) d : MvPolynomial D C ⊢ (aeval fun d => (Ideal.Quotient.mk I) (X d)) d = eval₂ (algebraMap C (MvPol...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h R : Type u M : Type v inst✝⁵ : CommSemiring R inst✝⁴ : AddCommMonoid M inst✝³ : Module R M inst✝² : DecidableEq R inst✝¹ : DecidableEq M C : Type u_1 inst✝ : CommRing C D : Type u_2 I : Ideal (MvPolynomial D C) d : MvPolynomial D C ⊢ (aeval fun d => (I...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
obtain ⟨p, hp0, hpx⟩ := (mem_grade_iff' _ _ _).mp x.2
R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) ⊢ (algebraMap R (DividedPowerAlgebra R M)) ((algebraMapInv R M) ↑x) = ↑x
case intro.intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x ⊢ (algebraMap R (DividedPowerAlgebra R M)) ((algebra...
Please generate a tactic in lean4 to solve the state. STATE: R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) ⊢ (algebraMap R (DividedPowerAlgebra R M)) ((algebraMapInv R M) ↑x) = ↑x TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
suffices ∃ (a : R), p.val = C a by obtain ⟨a, ha⟩ := this simp only [← hpx, ha, mk_C, AlgHom.commutes, Algebra.id.map_eq_id, RingHom.id_apply]
case intro.intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x ⊢ (algebraMap R (DividedPowerAlgebra R M)) ((algebra...
case intro.intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x ⊢ ∃ a, ↑p = C a
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
use constantCoeff p.val
case intro.intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x ⊢ ∃ a, ↑p = C a
case h R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x ⊢ ↑p = C (constantCoeff ↑p)
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
ext exp
case h R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x ⊢ ↑p = C (constantCoeff ↑p)
case h.a R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ ⊢ coeff exp ↑p = coeff exp (C (constantCoef...
Please generate a tactic in lean4 to solve the state. STATE: case h R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x ⊢...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
simp only [coeff_C]
case h.a R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ ⊢ coeff exp ↑p = coeff exp (C (constantCoef...
case h.a R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ ⊢ coeff exp ↑p = if 0 = exp then constantCo...
Please generate a tactic in lean4 to solve the state. STATE: case h.a R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
split_ifs with hexp
case h.a R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ ⊢ coeff exp ↑p = if 0 = exp then constantCo...
case pos R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : 0 = exp ⊢ coeff exp ↑p = constantCoe...
Please generate a tactic in lean4 to solve the state. STATE: case h.a R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
. rw [← hexp, constantCoeff_eq]
case pos R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : 0 = exp ⊢ coeff exp ↑p = constantCoe...
case neg R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬0 = exp ⊢ coeff exp ↑p = 0
Please generate a tactic in lean4 to solve the state. STATE: case pos R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
. simp only [IsWeightedHomogeneous] at hp0 by_contra h rw [eq_comm, ← Finsupp.support_eq_empty] at hexp obtain ⟨nm, hnm⟩ := nonempty_of_ne_empty hexp specialize hp0 h simp only [weightedDegree, LinearMap.toAddMonoidHom_coe, Finsupp.total_apply, Finsupp.sum, sum_eq_zero_iff] at hp0 specialize hp0 nm hnm...
case neg R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬0 = exp ⊢ coeff exp ↑p = 0
no goals
Please generate a tactic in lean4 to solve the state. STATE: case neg R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
obtain ⟨a, ha⟩ := this
R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x this : ∃ a, ↑p = C a ⊢ (algebraMap R (DividedPowerAlgebra R M)) ((alg...
case intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x a : R ha : ↑p = C a ⊢ (algebraMap R (DividedPowerAlgebra R...
Please generate a tactic in lean4 to solve the state. STATE: R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x this : ∃...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
simp only [← hpx, ha, mk_C, AlgHom.commutes, Algebra.id.map_eq_id, RingHom.id_apply]
case intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x a : R ha : ↑p = C a ⊢ (algebraMap R (DividedPowerAlgebra R...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
rw [← hexp, constantCoeff_eq]
case pos R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : 0 = exp ⊢ coeff exp ↑p = constantCoe...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case pos R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
simp only [IsWeightedHomogeneous] at hp0
case neg R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬0 = exp ⊢ coeff exp ↑p = 0
case neg R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : ∀ ⦃d : ℕ × M →₀ ℕ⦄, coeff d ↑p ≠ 0 → (weightedDegree Prod.fst) d = 0 hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬0 = ...
Please generate a tactic in lean4 to solve the state. STATE: case neg R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : IsWeightedHomogeneous Prod.fst (↑p) 0 hpx : mk ↑p = ↑x...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
by_contra h
case neg R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : ∀ ⦃d : ℕ × M →₀ ℕ⦄, coeff d ↑p ≠ 0 → (weightedDegree Prod.fst) d = 0 hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬0 = ...
case neg R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : ∀ ⦃d : ℕ × M →₀ ℕ⦄, coeff d ↑p ≠ 0 → (weightedDegree Prod.fst) d = 0 hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬0 = ...
Please generate a tactic in lean4 to solve the state. STATE: case neg R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : ∀ ⦃d : ℕ × M →₀ ℕ⦄, coeff d ↑p ≠ 0 → (weightedDegree P...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
rw [eq_comm, ← Finsupp.support_eq_empty] at hexp
case neg R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : ∀ ⦃d : ℕ × M →₀ ℕ⦄, coeff d ↑p ≠ 0 → (weightedDegree Prod.fst) d = 0 hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬0 = ...
case neg R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : ∀ ⦃d : ℕ × M →₀ ℕ⦄, coeff d ↑p ≠ 0 → (weightedDegree Prod.fst) d = 0 hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp....
Please generate a tactic in lean4 to solve the state. STATE: case neg R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : ∀ ⦃d : ℕ × M →₀ ℕ⦄, coeff d ↑p ≠ 0 → (weightedDegree P...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
obtain ⟨nm, hnm⟩ := nonempty_of_ne_empty hexp
case neg R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : ∀ ⦃d : ℕ × M →₀ ℕ⦄, coeff d ↑p ≠ 0 → (weightedDegree Prod.fst) d = 0 hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp....
case neg.intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : ∀ ⦃d : ℕ × M →₀ ℕ⦄, coeff d ↑p ≠ 0 → (weightedDegree Prod.fst) d = 0 hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp :...
Please generate a tactic in lean4 to solve the state. STATE: case neg R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : ∀ ⦃d : ℕ × M →₀ ℕ⦄, coeff d ↑p ≠ 0 → (weightedDegree P...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
specialize hp0 h
case neg.intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : ∀ ⦃d : ℕ × M →₀ ℕ⦄, coeff d ↑p ≠ 0 → (weightedDegree Prod.fst) d = 0 hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp :...
case neg.intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm : nm ∈ exp.support h...
Please generate a tactic in lean4 to solve the state. STATE: case neg.intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hp0 : ∀ ⦃d : ℕ × M →₀ ℕ⦄, coeff d ↑p ≠ 0 → (weightedDe...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
simp only [weightedDegree, LinearMap.toAddMonoidHom_coe, Finsupp.total_apply, Finsupp.sum, sum_eq_zero_iff] at hp0
case neg.intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm : nm ∈ exp.support h...
case neg.intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm : nm ∈ exp.support h...
Please generate a tactic in lean4 to solve the state. STATE: case neg.intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
specialize hp0 nm hnm
case neg.intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm : nm ∈ exp.support h...
case neg.intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm : nm ∈ exp.support h...
Please generate a tactic in lean4 to solve the state. STATE: case neg.intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
simp only [smul_eq_mul, mul_eq_zero] at hp0
case neg.intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm : nm ∈ exp.support h...
case neg.intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm : nm ∈ exp.support h...
Please generate a tactic in lean4 to solve the state. STATE: case neg.intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
cases' hp0 with hnm0 hnm0
case neg.intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm : nm ∈ exp.support h...
case neg.intro.inl R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm : nm ∈ exp.suppo...
Please generate a tactic in lean4 to solve the state. STATE: case neg.intro R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
. simp only [Finsupp.mem_support_iff] at hnm exact hnm hnm0
case neg.intro.inl R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm : nm ∈ exp.suppo...
case neg.intro.inr R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm : nm ∈ exp.suppo...
Please generate a tactic in lean4 to solve the state. STATE: case neg.intro.inl R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.supp...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
. apply lt_irrefl 0 nth_rewrite 2 [← hnm0] apply MvPolynomial.mem_supported.mp p.prop simp only [mem_coe, mem_vars, Finsupp.mem_support_iff, ne_eq, mem_support_iff, exists_prop] simp only [Finsupp.mem_support_iff] at hnm exact ⟨exp, h, hnm⟩
case neg.intro.inr R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm : nm ∈ exp.suppo...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case neg.intro.inr R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.supp...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
simp only [Finsupp.mem_support_iff] at hnm
case neg.intro.inl R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm : nm ∈ exp.suppo...
case neg.intro.inl R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm0 : exp nm = 0 hn...
Please generate a tactic in lean4 to solve the state. STATE: case neg.intro.inl R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.supp...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
exact hnm hnm0
case neg.intro.inl R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm0 : exp nm = 0 hn...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case neg.intro.inl R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.supp...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
apply lt_irrefl 0
case neg.intro.inr R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm : nm ∈ exp.suppo...
case neg.intro.inr R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm : nm ∈ exp.suppo...
Please generate a tactic in lean4 to solve the state. STATE: case neg.intro.inr R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.supp...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
nth_rewrite 2 [← hnm0]
case neg.intro.inr R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm : nm ∈ exp.suppo...
case neg.intro.inr R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm : nm ∈ exp.suppo...
Please generate a tactic in lean4 to solve the state. STATE: case neg.intro.inr R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.supp...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
apply MvPolynomial.mem_supported.mp p.prop
case neg.intro.inr R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm : nm ∈ exp.suppo...
case neg.intro.inr.a R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm : nm ∈ exp.sup...
Please generate a tactic in lean4 to solve the state. STATE: case neg.intro.inr R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.supp...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
simp only [mem_coe, mem_vars, Finsupp.mem_support_iff, ne_eq, mem_support_iff, exists_prop]
case neg.intro.inr.a R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm : nm ∈ exp.sup...
case neg.intro.inr.a R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm : nm ∈ exp.sup...
Please generate a tactic in lean4 to solve the state. STATE: case neg.intro.inr.a R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.su...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
simp only [Finsupp.mem_support_iff] at hnm
case neg.intro.inr.a R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm : nm ∈ exp.sup...
case neg.intro.inr.a R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm0 : nm.1 = 0 hn...
Please generate a tactic in lean4 to solve the state. STATE: case neg.intro.inr.a R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.su...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.algebraMap_right_inv_of_degree_zero
[77, 1]
[105, 26]
exact ⟨exp, h, hnm⟩
case neg.intro.inr.a R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.support = ∅ h : ¬coeff exp ↑p = 0 nm : ℕ × M hnm0 : nm.1 = 0 hn...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case neg.intro.inr.a R : Type u M : Type v inst✝⁴ : CommSemiring R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M x : ↥(grade R M 0) p : ↥(supported R {nm | 0 < nm.1}) hpx : mk ↑p = ↑x exp : ℕ × M →₀ ℕ hexp : ¬exp.su...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.mem_augIdeal_iff
[122, 1]
[124, 33]
rw [augIdeal, RingHom.mem_ker]
R : Type u M : Type v inst✝⁴ : CommRing R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : DividedPowerAlgebra R M ⊢ f ∈ augIdeal R M ↔ (algebraMapInv R M) f = 0
no goals
Please generate a tactic in lean4 to solve the state. STATE: R : Type u M : Type v inst✝⁴ : CommRing R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : DividedPowerAlgebra R M ⊢ f ∈ augIdeal R M ↔ (algebraMapInv R M) f = 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.dp_mem_augIdeal_iff
[127, 1]
[130, 63]
rw [mem_augIdeal_iff, dp, algebraMapInv_eq, aeval_X]
R : Type u M : Type v inst✝⁵ : CommRing R inst✝⁴ : AddCommMonoid M inst✝³ : Module R M inst✝² : DecidableEq R inst✝¹ : DecidableEq M inst✝ : Nontrivial R n : ℕ m : M ⊢ dp R n m ∈ augIdeal R M ↔ 0 < n
R : Type u M : Type v inst✝⁵ : CommRing R inst✝⁴ : AddCommMonoid M inst✝³ : Module R M inst✝² : DecidableEq R inst✝¹ : DecidableEq M inst✝ : Nontrivial R n : ℕ m : M ⊢ (if 0 < (n, m).1 then 0 else 1) = 0 ↔ 0 < n
Please generate a tactic in lean4 to solve the state. STATE: R : Type u M : Type v inst✝⁵ : CommRing R inst✝⁴ : AddCommMonoid M inst✝³ : Module R M inst✝² : DecidableEq R inst✝¹ : DecidableEq M inst✝ : Nontrivial R n : ℕ m : M ⊢ dp R n m ∈ augIdeal R M ↔ 0 < n TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.dp_mem_augIdeal_iff
[127, 1]
[130, 63]
simp only [ite_eq_left_iff, not_not, one_ne_zero, imp_false]
R : Type u M : Type v inst✝⁵ : CommRing R inst✝⁴ : AddCommMonoid M inst✝³ : Module R M inst✝² : DecidableEq R inst✝¹ : DecidableEq M inst✝ : Nontrivial R n : ℕ m : M ⊢ (if 0 < (n, m).1 then 0 else 1) = 0 ↔ 0 < n
no goals
Please generate a tactic in lean4 to solve the state. STATE: R : Type u M : Type v inst✝⁵ : CommRing R inst✝⁴ : AddCommMonoid M inst✝³ : Module R M inst✝² : DecidableEq R inst✝¹ : DecidableEq M inst✝ : Nontrivial R n : ℕ m : M ⊢ (if 0 < (n, m).1 then 0 else 1) = 0 ↔ 0 < n TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.dp_mem_augIdeal
[133, 1]
[135, 66]
rw [mem_augIdeal_iff, dp, algebraMapInv_eq, aeval_X, if_pos hn]
R : Type u M : Type v inst✝⁴ : CommRing R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ hn : 0 < n m : M ⊢ dp R n m ∈ augIdeal R M
no goals
Please generate a tactic in lean4 to solve the state. STATE: R : Type u M : Type v inst✝⁴ : CommRing R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M n : ℕ hn : 0 < n m : M ⊢ dp R n m ∈ augIdeal R M TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.ι_mem_augIdeal
[138, 1]
[139, 92]
simp only [mem_augIdeal_iff, ι_def, dp, algebraMapInv_eq, aeval_X, zero_lt_one, ite_true]
R : Type u M : Type v inst✝⁴ : CommRing R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M m : M ⊢ (ι R M) m ∈ augIdeal R M
no goals
Please generate a tactic in lean4 to solve the state. STATE: R : Type u M : Type v inst✝⁴ : CommRing R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M m : M ⊢ (ι R M) m ∈ augIdeal R M TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.augIdeal_isAugmentationIdeal'
[164, 1]
[169, 32]
dsimp only [algebraMap_comp_kerLiftAlg]
R : Type u M : Type v inst✝⁴ : CommRing R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M r : DividedPowerAlgebra R M ⧸ augIdeal R M ⊢ (Ideal.Quotient.mk (augIdeal R M)) ((algebraMap_comp_kerLiftAlg R M) r) = r
R : Type u M : Type v inst✝⁴ : CommRing R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M r : DividedPowerAlgebra R M ⧸ augIdeal R M ⊢ (Ideal.Quotient.mk (augIdeal R M)) (((algebraMap R (DividedPowerAlgebra R M)).comp (kerLiftAlg_algebraMapInv R M).toRingHom) r) = r
Please generate a tactic in lean4 to solve the state. STATE: R : Type u M : Type v inst✝⁴ : CommRing R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M r : DividedPowerAlgebra R M ⧸ augIdeal R M ⊢ (Ideal.Quotient.mk (augIdeal R M)) ((algebraMap_comp_kerLiftAlg R M) r) = r TACTIC...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.augIdeal_isAugmentationIdeal'
[164, 1]
[169, 32]
rw [RingHom.coe_comp, Function.comp_apply, Ideal.Quotient.mk_algebraMap]
R : Type u M : Type v inst✝⁴ : CommRing R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M r : DividedPowerAlgebra R M ⧸ augIdeal R M ⊢ (Ideal.Quotient.mk (augIdeal R M)) (((algebraMap R (DividedPowerAlgebra R M)).comp (kerLiftAlg_algebraMapInv R M).toRingHom) r) = r
R : Type u M : Type v inst✝⁴ : CommRing R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M r : DividedPowerAlgebra R M ⧸ augIdeal R M ⊢ (algebraMap R (DividedPowerAlgebra R M ⧸ augIdeal R M)) ((kerLiftAlg_algebraMapInv R M).toRingHom r) = r
Please generate a tactic in lean4 to solve the state. STATE: R : Type u M : Type v inst✝⁴ : CommRing R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M r : DividedPowerAlgebra R M ⧸ augIdeal R M ⊢ (Ideal.Quotient.mk (augIdeal R M)) (((algebraMap R (DividedPowerAlgebra R M)...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.augIdeal_isAugmentationIdeal'
[164, 1]
[169, 32]
apply kerLiftAlg_rightInverse
R : Type u M : Type v inst✝⁴ : CommRing R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M r : DividedPowerAlgebra R M ⧸ augIdeal R M ⊢ (algebraMap R (DividedPowerAlgebra R M ⧸ augIdeal R M)) ((kerLiftAlg_algebraMapInv R M).toRingHom r) = r
no goals
Please generate a tactic in lean4 to solve the state. STATE: R : Type u M : Type v inst✝⁴ : CommRing R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M r : DividedPowerAlgebra R M ⧸ augIdeal R M ⊢ (algebraMap R (DividedPowerAlgebra R M ⧸ augIdeal R M)) ((kerLiftAlg_algebraMapInv...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.coeff_zero_of_mem_augIdeal
[174, 1]
[196, 34]
simp only [augIdeal, AlgHom.toRingHom_eq_coe, RingHom.mem_ker, RingHom.coe_coe] at hf0
R : Type u M : Type v inst✝⁴ : CommRing R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R hf : f ∈ supported R {nm | 0 < nm.1} hf0 : mk f ∈ augIdeal R M ⊢ coeff 0 f = 0
R : Type u M : Type v inst✝⁴ : CommRing R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R hf : f ∈ supported R {nm | 0 < nm.1} hf0 : (algebraMapInv R M) (mk f) = 0 ⊢ coeff 0 f = 0
Please generate a tactic in lean4 to solve the state. STATE: R : Type u M : Type v inst✝⁴ : CommRing R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R hf : f ∈ supported R {nm | 0 < nm.1} hf0 : mk f ∈ augIdeal R M ⊢ coeff 0 f = 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.coeff_zero_of_mem_augIdeal
[174, 1]
[196, 34]
rw [← hf0, algebraMapInv_eq R M, eq_comm]
R : Type u M : Type v inst✝⁴ : CommRing R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R hf : f ∈ supported R {nm | 0 < nm.1} hf0 : (algebraMapInv R M) (mk f) = 0 ⊢ coeff 0 f = 0
R : Type u M : Type v inst✝⁴ : CommRing R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R hf : f ∈ supported R {nm | 0 < nm.1} hf0 : (algebraMapInv R M) (mk f) = 0 ⊢ (aeval fun nm => if 0 < nm.1 then 0 else 1) f = coeff 0 f
Please generate a tactic in lean4 to solve the state. STATE: R : Type u M : Type v inst✝⁴ : CommRing R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R hf : f ∈ supported R {nm | 0 < nm.1} hf0 : (algebraMapInv R M) (mk f) = 0 ⊢ coeff 0 f = 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/DPAlgebra/Graded/GradeZero.lean
DividedPowerAlgebra.coeff_zero_of_mem_augIdeal
[174, 1]
[196, 34]
conv_lhs => rw [f.as_sum]
R : Type u M : Type v inst✝⁴ : CommRing R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R hf : f ∈ supported R {nm | 0 < nm.1} hf0 : (algebraMapInv R M) (mk f) = 0 ⊢ (aeval fun nm => if 0 < nm.1 then 0 else 1) f = coeff 0 f
R : Type u M : Type v inst✝⁴ : CommRing R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R hf : f ∈ supported R {nm | 0 < nm.1} hf0 : (algebraMapInv R M) (mk f) = 0 ⊢ (aeval fun nm => if 0 < nm.1 then 0 else 1) (∑ v ∈ f.support, (monomial v) (coeff v f...
Please generate a tactic in lean4 to solve the state. STATE: R : Type u M : Type v inst✝⁴ : CommRing R inst✝³ : AddCommMonoid M inst✝² : Module R M inst✝¹ : DecidableEq R inst✝ : DecidableEq M f : MvPolynomial (ℕ × M) R hf : f ∈ supported R {nm | 0 < nm.1} hf0 : (algebraMapInv R M) (mk f) = 0 ⊢ (aeval fun nm => if 0 < ...