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https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/SubDPIdeal.lean
DividedPowers.Quotient.OfSurjective.dpow_apply
[765, 1]
[767, 39]
rw [dpow_def, dpow_apply' hI hIf ha]
A : Type u_1 inst✝¹ : CommRing A I : Ideal A hI : DividedPowers I B : Type u_2 inst✝ : CommRing B f : A →+* B hf : Function.Surjective ⇑f hIf : hI.isSubDPIdeal (RingHom.ker f ⊓ I) n : ℕ a : A ha : a ∈ I ⊢ (dividedPowers hI hf hIf).dpow n (f a) = f (hI.dpow n a)
no goals
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_1 inst✝¹ : CommRing A I : Ideal A hI : DividedPowers I B : Type u_2 inst✝ : CommRing B f : A →+* B hf : Function.Surjective ⇑f hIf : hI.isSubDPIdeal (RingHom.ker f ⊓ I) n : ℕ a : A ha : a ∈ I ⊢ (dividedPowers hI hf hIf).dpow n (f a) = f (hI.dpow n ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/SubDPIdeal.lean
DividedPowers.Quotient.OfSurjective.isDPMorphism
[770, 1]
[773, 45]
constructor
A : Type u_1 inst✝¹ : CommRing A I : Ideal A hI : DividedPowers I B : Type u_2 inst✝ : CommRing B f : A →+* B hf : Function.Surjective ⇑f hIf : hI.isSubDPIdeal (RingHom.ker f ⊓ I) ⊢ hI.isDPMorphism (dividedPowers hI hf hIf) f
case left A : Type u_1 inst✝¹ : CommRing A I : Ideal A hI : DividedPowers I B : Type u_2 inst✝ : CommRing B f : A →+* B hf : Function.Surjective ⇑f hIf : hI.isSubDPIdeal (RingHom.ker f ⊓ I) ⊢ Ideal.map f I ≤ Ideal.map f I case right A : Type u_1 inst✝¹ : CommRing A I : Ideal A hI : DividedPowers I B : Type u_2 inst✝ :...
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_1 inst✝¹ : CommRing A I : Ideal A hI : DividedPowers I B : Type u_2 inst✝ : CommRing B f : A →+* B hf : Function.Surjective ⇑f hIf : hI.isSubDPIdeal (RingHom.ker f ⊓ I) ⊢ hI.isDPMorphism (dividedPowers hI hf hIf) f TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/SubDPIdeal.lean
DividedPowers.Quotient.OfSurjective.isDPMorphism
[770, 1]
[773, 45]
exact le_refl (Ideal.map f I)
case left A : Type u_1 inst✝¹ : CommRing A I : Ideal A hI : DividedPowers I B : Type u_2 inst✝ : CommRing B f : A →+* B hf : Function.Surjective ⇑f hIf : hI.isSubDPIdeal (RingHom.ker f ⊓ I) ⊢ Ideal.map f I ≤ Ideal.map f I case right A : Type u_1 inst✝¹ : CommRing A I : Ideal A hI : DividedPowers I B : Type u_2 inst✝ :...
case right A : Type u_1 inst✝¹ : CommRing A I : Ideal A hI : DividedPowers I B : Type u_2 inst✝ : CommRing B f : A →+* B hf : Function.Surjective ⇑f hIf : hI.isSubDPIdeal (RingHom.ker f ⊓ I) ⊢ ∀ (n : ℕ), ∀ a ∈ I, (dividedPowers hI hf hIf).dpow n (f a) = f (hI.dpow n a)
Please generate a tactic in lean4 to solve the state. STATE: case left A : Type u_1 inst✝¹ : CommRing A I : Ideal A hI : DividedPowers I B : Type u_2 inst✝ : CommRing B f : A →+* B hf : Function.Surjective ⇑f hIf : hI.isSubDPIdeal (RingHom.ker f ⊓ I) ⊢ Ideal.map f I ≤ Ideal.map f I case right A : Type u_1 inst✝¹ : Com...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/SubDPIdeal.lean
DividedPowers.Quotient.OfSurjective.isDPMorphism
[770, 1]
[773, 45]
intro n a ha
case right A : Type u_1 inst✝¹ : CommRing A I : Ideal A hI : DividedPowers I B : Type u_2 inst✝ : CommRing B f : A →+* B hf : Function.Surjective ⇑f hIf : hI.isSubDPIdeal (RingHom.ker f ⊓ I) ⊢ ∀ (n : ℕ), ∀ a ∈ I, (dividedPowers hI hf hIf).dpow n (f a) = f (hI.dpow n a)
case right A : Type u_1 inst✝¹ : CommRing A I : Ideal A hI : DividedPowers I B : Type u_2 inst✝ : CommRing B f : A →+* B hf : Function.Surjective ⇑f hIf : hI.isSubDPIdeal (RingHom.ker f ⊓ I) n : ℕ a : A ha : a ∈ I ⊢ (dividedPowers hI hf hIf).dpow n (f a) = f (hI.dpow n a)
Please generate a tactic in lean4 to solve the state. STATE: case right A : Type u_1 inst✝¹ : CommRing A I : Ideal A hI : DividedPowers I B : Type u_2 inst✝ : CommRing B f : A →+* B hf : Function.Surjective ⇑f hIf : hI.isSubDPIdeal (RingHom.ker f ⊓ I) ⊢ ∀ (n : ℕ), ∀ a ∈ I, (dividedPowers hI hf hIf).dpow n (f a) = f (hI...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/SubDPIdeal.lean
DividedPowers.Quotient.OfSurjective.isDPMorphism
[770, 1]
[773, 45]
rw [dpow_apply hI hf hIf ha]
case right A : Type u_1 inst✝¹ : CommRing A I : Ideal A hI : DividedPowers I B : Type u_2 inst✝ : CommRing B f : A →+* B hf : Function.Surjective ⇑f hIf : hI.isSubDPIdeal (RingHom.ker f ⊓ I) n : ℕ a : A ha : a ∈ I ⊢ (dividedPowers hI hf hIf).dpow n (f a) = f (hI.dpow n a)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case right A : Type u_1 inst✝¹ : CommRing A I : Ideal A hI : DividedPowers I B : Type u_2 inst✝ : CommRing B f : A →+* B hf : Function.Surjective ⇑f hIf : hI.isSubDPIdeal (RingHom.ker f ⊓ I) n : ℕ a : A ha : a ∈ I ⊢ (dividedPowers hI hf hIf).dpow n (f a) = f ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/SubDPIdeal.lean
DividedPowers.Quotient.OfSurjective.unique
[776, 1]
[780, 46]
obtain ⟨a, ha, rfl⟩ := (Ideal.mem_map_iff_of_surjective f hf).mp hx
A : Type u_2 inst✝¹ : CommRing A I : Ideal A hI : DividedPowers I B : Type u_1 inst✝ : CommRing B f : A →+* B hf : Function.Surjective ⇑f hIf : hI.isSubDPIdeal (RingHom.ker f ⊓ I) hquot : DividedPowers (Ideal.map f I) hm : hI.isDPMorphism hquot f n : ℕ x : B hx : x ∈ Ideal.map f I ⊢ hquot.dpow n x = (dividedPowers hI h...
case intro.intro A : Type u_2 inst✝¹ : CommRing A I : Ideal A hI : DividedPowers I B : Type u_1 inst✝ : CommRing B f : A →+* B hf : Function.Surjective ⇑f hIf : hI.isSubDPIdeal (RingHom.ker f ⊓ I) hquot : DividedPowers (Ideal.map f I) hm : hI.isDPMorphism hquot f n : ℕ a : A ha : a ∈ I hx : f a ∈ Ideal.map f I ⊢ hquot....
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_2 inst✝¹ : CommRing A I : Ideal A hI : DividedPowers I B : Type u_1 inst✝ : CommRing B f : A →+* B hf : Function.Surjective ⇑f hIf : hI.isSubDPIdeal (RingHom.ker f ⊓ I) hquot : DividedPowers (Ideal.map f I) hm : hI.isDPMorphism hquot f n : ℕ x : B ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/SubDPIdeal.lean
DividedPowers.Quotient.OfSurjective.unique
[776, 1]
[780, 46]
rw [hm.2 n a ha, dpow_apply hI hf hIf ha]
case intro.intro A : Type u_2 inst✝¹ : CommRing A I : Ideal A hI : DividedPowers I B : Type u_1 inst✝ : CommRing B f : A →+* B hf : Function.Surjective ⇑f hIf : hI.isSubDPIdeal (RingHom.ker f ⊓ I) hquot : DividedPowers (Ideal.map f I) hm : hI.isDPMorphism hquot f n : ℕ a : A ha : a ∈ I hx : f a ∈ Ideal.map f I ⊢ hquot....
no goals
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro A : Type u_2 inst✝¹ : CommRing A I : Ideal A hI : DividedPowers I B : Type u_1 inst✝ : CommRing B f : A →+* B hf : Function.Surjective ⇑f hIf : hI.isSubDPIdeal (RingHom.ker f ⊓ I) hquot : DividedPowers (Ideal.map f I) hm : hI.isDPMorphism hqu...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/SubDPIdeal.lean
DividedPowers.Quotient.isSubDPIdeal_aux
[797, 9]
[798, 33]
simpa [Ideal.mk_ker] using hIJ
A : Type u_1 inst✝ : CommRing A I : Ideal A hI : DividedPowers I J : Ideal A hIJ : hI.isSubDPIdeal (J ⊓ I) ⊢ hI.isSubDPIdeal (RingHom.ker (Ideal.Quotient.mk J) ⊓ I)
no goals
Please generate a tactic in lean4 to solve the state. STATE: A : Type u_1 inst✝ : CommRing A I : Ideal A hI : DividedPowers I J : Ideal A hIJ : hI.isSubDPIdeal (J ⊓ I) ⊢ hI.isSubDPIdeal (RingHom.ker (Ideal.Quotient.mk J) ⊓ I) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/CombinatoricsLemmas.lean
mchoose_zero
[19, 1]
[20, 53]
rw [mchoose, Finset.range_zero, Finset.prod_empty]
n : ℕ ⊢ mchoose 0 n = 1
no goals
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ ⊢ mchoose 0 n = 1 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/CombinatoricsLemmas.lean
mchoose_zero'
[23, 1]
[24, 85]
simp only [mchoose, MulZeroClass.mul_zero, Nat.choose_self, Finset.prod_const_one]
m : ℕ ⊢ mchoose m 0 = 1
no goals
Please generate a tactic in lean4 to solve the state. STATE: m : ℕ ⊢ mchoose m 0 = 1 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/CombinatoricsLemmas.lean
mchoose_succ
[27, 1]
[29, 56]
simp only [mchoose, Finset.prod_range_succ, mul_comm]
m n : ℕ ⊢ mchoose (m + 1) n = (m * n + n - 1).choose (n - 1) * mchoose m n
no goals
Please generate a tactic in lean4 to solve the state. STATE: m n : ℕ ⊢ mchoose (m + 1) n = (m * n + n - 1).choose (n - 1) * mchoose m n TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/CombinatoricsLemmas.lean
mchoose_one
[32, 1]
[34, 31]
simp only [mchoose, Finset.range_one, Finset.prod_singleton, zero_mul, zero_add, Nat.choose_self]
n : ℕ ⊢ mchoose 1 n = 1
no goals
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ ⊢ mchoose 1 n = 1 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/CombinatoricsLemmas.lean
mchoose_one'
[36, 1]
[38, 70]
simp only [mchoose, mul_one, add_tsub_cancel_right, ge_iff_le, le_refl, tsub_eq_zero_of_le, Nat.choose_zero_right, Finset.prod_const_one]
m : ℕ ⊢ mchoose m 1 = 1
no goals
Please generate a tactic in lean4 to solve the state. STATE: m : ℕ ⊢ mchoose m 1 = 1 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/CombinatoricsLemmas.lean
mchoose_lemma
[40, 1]
[59, 12]
rw [← zero_lt_iff] at hn
m n : ℕ hn : n ≠ 0 ⊢ m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial
m n : ℕ hn : 0 < n ⊢ m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial
Please generate a tactic in lean4 to solve the state. STATE: m n : ℕ hn : n ≠ 0 ⊢ m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/CombinatoricsLemmas.lean
mchoose_lemma
[40, 1]
[59, 12]
induction' m with m ih
m n : ℕ hn : 0 < n ⊢ m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial
case zero n : ℕ hn : 0 < n ⊢ Nat.factorial 0 * n.factorial ^ 0 * mchoose 0 n = (0 * n).factorial case add_one n : ℕ hn : 0 < n m : ℕ ih : m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial ⊢ (m + 1).factorial * n.factorial ^ (m + 1) * mchoose (m + 1) n = ((m + 1) * n).factorial
Please generate a tactic in lean4 to solve the state. STATE: m n : ℕ hn : 0 < n ⊢ m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/CombinatoricsLemmas.lean
mchoose_lemma
[40, 1]
[59, 12]
rw [mchoose_zero, mul_one, MulZeroClass.zero_mul, Nat.factorial_zero, pow_zero, mul_one]
case zero n : ℕ hn : 0 < n ⊢ Nat.factorial 0 * n.factorial ^ 0 * mchoose 0 n = (0 * n).factorial
no goals
Please generate a tactic in lean4 to solve the state. STATE: case zero n : ℕ hn : 0 < n ⊢ Nat.factorial 0 * n.factorial ^ 0 * mchoose 0 n = (0 * n).factorial TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/CombinatoricsLemmas.lean
mchoose_lemma
[40, 1]
[59, 12]
have hmn : (m + 1) * (m * n + n - 1).choose (n - 1) = (m * n + n).choose n := by rw [← mul_left_inj' (Nat.mul_ne_zero (Nat.factorial_ne_zero (m * n)) (Nat.factorial_ne_zero n)), ← mul_assoc, ← mul_assoc, Nat.add_choose_mul_factorial_mul_factorial, ← Nat.mul_factorial_pred hn, mul_comm n _, ← mul_assoc, ...
case add_one n : ℕ hn : 0 < n m : ℕ ih : m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial ⊢ (m + 1).factorial * n.factorial ^ (m + 1) * mchoose (m + 1) n = ((m + 1) * n).factorial
case add_one n : ℕ hn : 0 < n m : ℕ ih : m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial hmn : (m + 1) * (m * n + n - 1).choose (n - 1) = (m * n + n).choose n ⊢ (m + 1).factorial * n.factorial ^ (m + 1) * mchoose (m + 1) n = ((m + 1) * n).factorial
Please generate a tactic in lean4 to solve the state. STATE: case add_one n : ℕ hn : 0 < n m : ℕ ih : m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial ⊢ (m + 1).factorial * n.factorial ^ (m + 1) * mchoose (m + 1) n = ((m + 1) * n).factorial TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/CombinatoricsLemmas.lean
mchoose_lemma
[40, 1]
[59, 12]
rw [mchoose_succ, Nat.factorial_succ, pow_succ, ← mul_assoc]
case add_one n : ℕ hn : 0 < n m : ℕ ih : m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial hmn : (m + 1) * (m * n + n - 1).choose (n - 1) = (m * n + n).choose n ⊢ (m + 1).factorial * n.factorial ^ (m + 1) * mchoose (m + 1) n = ((m + 1) * n).factorial
case add_one n : ℕ hn : 0 < n m : ℕ ih : m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial hmn : (m + 1) * (m * n + n - 1).choose (n - 1) = (m * n + n).choose n ⊢ (m + 1) * m.factorial * (n.factorial ^ m * n.factorial) * (m * n + n - 1).choose (n - 1) * mchoose m n = ((m + 1) * n).factorial
Please generate a tactic in lean4 to solve the state. STATE: case add_one n : ℕ hn : 0 < n m : ℕ ih : m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial hmn : (m + 1) * (m * n + n - 1).choose (n - 1) = (m * n + n).choose n ⊢ (m + 1).factorial * n.factorial ^ (m + 1) * mchoose (m + 1) n = ((m + 1) * n).fact...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/CombinatoricsLemmas.lean
mchoose_lemma
[40, 1]
[59, 12]
conv_rhs => rw [Nat.succ_mul]
case add_one n : ℕ hn : 0 < n m : ℕ ih : m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial hmn : (m + 1) * (m * n + n - 1).choose (n - 1) = (m * n + n).choose n ⊢ (m + 1) * m.factorial * (n.factorial ^ m * n.factorial) * (m * n + n - 1).choose (n - 1) * mchoose m n = ((m + 1) * n).factorial
case add_one n : ℕ hn : 0 < n m : ℕ ih : m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial hmn : (m + 1) * (m * n + n - 1).choose (n - 1) = (m * n + n).choose n ⊢ (m + 1) * m.factorial * (n.factorial ^ m * n.factorial) * (m * n + n - 1).choose (n - 1) * mchoose m n = (m * n + n).factorial
Please generate a tactic in lean4 to solve the state. STATE: case add_one n : ℕ hn : 0 < n m : ℕ ih : m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial hmn : (m + 1) * (m * n + n - 1).choose (n - 1) = (m * n + n).choose n ⊢ (m + 1) * m.factorial * (n.factorial ^ m * n.factorial) * (m * n + n - 1).choose (...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/CombinatoricsLemmas.lean
mchoose_lemma
[40, 1]
[59, 12]
rw [← Nat.add_choose_mul_factorial_mul_factorial, ← ih, ← hmn]
case add_one n : ℕ hn : 0 < n m : ℕ ih : m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial hmn : (m + 1) * (m * n + n - 1).choose (n - 1) = (m * n + n).choose n ⊢ (m + 1) * m.factorial * (n.factorial ^ m * n.factorial) * (m * n + n - 1).choose (n - 1) * mchoose m n = (m * n + n).factorial
case add_one n : ℕ hn : 0 < n m : ℕ ih : m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial hmn : (m + 1) * (m * n + n - 1).choose (n - 1) = (m * n + n).choose n ⊢ (m + 1) * m.factorial * (n.factorial ^ m * n.factorial) * (m * n + n - 1).choose (n - 1) * mchoose m n = (m + 1) * (m * n + n - 1).choose (...
Please generate a tactic in lean4 to solve the state. STATE: case add_one n : ℕ hn : 0 < n m : ℕ ih : m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial hmn : (m + 1) * (m * n + n - 1).choose (n - 1) = (m * n + n).choose n ⊢ (m + 1) * m.factorial * (n.factorial ^ m * n.factorial) * (m * n + n - 1).choose (...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/CombinatoricsLemmas.lean
mchoose_lemma
[40, 1]
[59, 12]
ring_nf
case add_one n : ℕ hn : 0 < n m : ℕ ih : m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial hmn : (m + 1) * (m * n + n - 1).choose (n - 1) = (m * n + n).choose n ⊢ (m + 1) * m.factorial * (n.factorial ^ m * n.factorial) * (m * n + n - 1).choose (n - 1) * mchoose m n = (m + 1) * (m * n + n - 1).choose (...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case add_one n : ℕ hn : 0 < n m : ℕ ih : m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial hmn : (m + 1) * (m * n + n - 1).choose (n - 1) = (m * n + n).choose n ⊢ (m + 1) * m.factorial * (n.factorial ^ m * n.factorial) * (m * n + n - 1).choose (...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/CombinatoricsLemmas.lean
mchoose_lemma
[40, 1]
[59, 12]
rw [← mul_left_inj' (Nat.mul_ne_zero (Nat.factorial_ne_zero (m * n)) (Nat.factorial_ne_zero n)), ← mul_assoc, ← mul_assoc, Nat.add_choose_mul_factorial_mul_factorial, ← Nat.mul_factorial_pred hn, mul_comm n _, ← mul_assoc, Nat.add_sub_assoc hn (m * n), mul_comm, mul_assoc ((m + 1) * (m * n + (n - 1)).choose (n ...
n : ℕ hn : 0 < n m : ℕ ih : m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial ⊢ (m + 1) * (m * n + n - 1).choose (n - 1) = (m * n + n).choose n
n : ℕ hn : 0 < n m : ℕ ih : m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial ⊢ n * ((m + 1) * (m * n + n - Nat.succ 0).factorial) = (m * n + n) * (m * n + n - 1).factorial
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ hn : 0 < n m : ℕ ih : m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial ⊢ (m + 1) * (m * n + n - 1).choose (n - 1) = (m * n + n).choose n TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/CombinatoricsLemmas.lean
mchoose_lemma
[40, 1]
[59, 12]
ring
n : ℕ hn : 0 < n m : ℕ ih : m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial ⊢ n * ((m + 1) * (m * n + n - Nat.succ 0).factorial) = (m * n + n) * (m * n + n - 1).factorial
no goals
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ hn : 0 < n m : ℕ ih : m.factorial * n.factorial ^ m * mchoose m n = (m * n).factorial ⊢ n * ((m + 1) * (m * n + n - Nat.succ 0).factorial) = (m * n + n) * (m * n + n - 1).factorial TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/GradedAlgebra.lean
DirectSum.mk_apply_of_mem
[16, 1]
[19, 18]
dsimp only [Finset.coe_sort_coe, mk, AddMonoidHom.coe_mk, ZeroHom.coe_mk, DFinsupp.mk_apply]
ι : Type v inst✝¹ : DecidableEq ι β : ι → Type w inst✝ : (i : ι) → AddCommMonoid (β i) s : Finset ι f : (i : ↑↑s) → β ↑i n : ι hn : n ∈ s ⊢ ((mk β s) f) n = f ⟨n, hn⟩
ι : Type v inst✝¹ : DecidableEq ι β : ι → Type w inst✝ : (i : ι) → AddCommMonoid (β i) s : Finset ι f : (i : ↑↑s) → β ↑i n : ι hn : n ∈ s ⊢ (if H : n ∈ s then f ⟨n, H⟩ else 0) = f ⟨n, hn⟩
Please generate a tactic in lean4 to solve the state. STATE: ι : Type v inst✝¹ : DecidableEq ι β : ι → Type w inst✝ : (i : ι) → AddCommMonoid (β i) s : Finset ι f : (i : ↑↑s) → β ↑i n : ι hn : n ∈ s ⊢ ((mk β s) f) n = f ⟨n, hn⟩ TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/GradedAlgebra.lean
DirectSum.mk_apply_of_mem
[16, 1]
[19, 18]
rw [dif_pos hn]
ι : Type v inst✝¹ : DecidableEq ι β : ι → Type w inst✝ : (i : ι) → AddCommMonoid (β i) s : Finset ι f : (i : ↑↑s) → β ↑i n : ι hn : n ∈ s ⊢ (if H : n ∈ s then f ⟨n, H⟩ else 0) = f ⟨n, hn⟩
no goals
Please generate a tactic in lean4 to solve the state. STATE: ι : Type v inst✝¹ : DecidableEq ι β : ι → Type w inst✝ : (i : ι) → AddCommMonoid (β i) s : Finset ι f : (i : ↑↑s) → β ↑i n : ι hn : n ∈ s ⊢ (if H : n ∈ s then f ⟨n, H⟩ else 0) = f ⟨n, hn⟩ TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/GradedAlgebra.lean
DirectSum.mk_apply_of_not_mem
[22, 1]
[25, 18]
dsimp only [Finset.coe_sort_coe, mk, AddMonoidHom.coe_mk, ZeroHom.coe_mk, DFinsupp.mk_apply]
ι : Type v inst✝¹ : DecidableEq ι β : ι → Type w inst✝ : (i : ι) → AddCommMonoid (β i) s : Finset ι f : (i : ↑↑s) → β ↑i n : ι hn : n ∉ s ⊢ ((mk β s) f) n = 0
ι : Type v inst✝¹ : DecidableEq ι β : ι → Type w inst✝ : (i : ι) → AddCommMonoid (β i) s : Finset ι f : (i : ↑↑s) → β ↑i n : ι hn : n ∉ s ⊢ (if H : n ∈ s then f ⟨n, H⟩ else 0) = 0
Please generate a tactic in lean4 to solve the state. STATE: ι : Type v inst✝¹ : DecidableEq ι β : ι → Type w inst✝ : (i : ι) → AddCommMonoid (β i) s : Finset ι f : (i : ↑↑s) → β ↑i n : ι hn : n ∉ s ⊢ ((mk β s) f) n = 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/GradedAlgebra.lean
DirectSum.mk_apply_of_not_mem
[22, 1]
[25, 18]
rw [dif_neg hn]
ι : Type v inst✝¹ : DecidableEq ι β : ι → Type w inst✝ : (i : ι) → AddCommMonoid (β i) s : Finset ι f : (i : ↑↑s) → β ↑i n : ι hn : n ∉ s ⊢ (if H : n ∈ s then f ⟨n, H⟩ else 0) = 0
no goals
Please generate a tactic in lean4 to solve the state. STATE: ι : Type v inst✝¹ : DecidableEq ι β : ι → Type w inst✝ : (i : ι) → AddCommMonoid (β i) s : Finset ι f : (i : ↑↑s) → β ↑i n : ι hn : n ∉ s ⊢ (if H : n ∈ s then f ⟨n, H⟩ else 0) = 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/GradedAlgebra.lean
DirectSum.coeAddMonoidHom_eq_dfinsupp_sum
[34, 1]
[39, 37]
simp only [DirectSum.coeAddMonoidHom, DirectSum.toAddMonoid, DFinsupp.liftAddHom, AddEquiv.coe_mk, Equiv.coe_fn_mk]
ι : Type v inst✝⁴ : DecidableEq ι M✝ : Type w inst✝³ : DecidableEq M✝ inst✝² : AddCommMonoid M✝ M : Type w inst✝¹ : DecidableEq M inst✝ : AddCommMonoid M A : ι → AddSubmonoid M x : ⨁ (i : ι), ↥(A i) ⊢ (DirectSum.coeAddMonoidHom A) x = DFinsupp.sum x fun i x => ↑x
ι : Type v inst✝⁴ : DecidableEq ι M✝ : Type w inst✝³ : DecidableEq M✝ inst✝² : AddCommMonoid M✝ M : Type w inst✝¹ : DecidableEq M inst✝ : AddCommMonoid M A : ι → AddSubmonoid M x : ⨁ (i : ι), ↥(A i) ⊢ (DFinsupp.sumAddHom fun i => AddSubmonoidClass.subtype (A i)) x = DFinsupp.sum x fun i x => ↑x
Please generate a tactic in lean4 to solve the state. STATE: ι : Type v inst✝⁴ : DecidableEq ι M✝ : Type w inst✝³ : DecidableEq M✝ inst✝² : AddCommMonoid M✝ M : Type w inst✝¹ : DecidableEq M inst✝ : AddCommMonoid M A : ι → AddSubmonoid M x : ⨁ (i : ι), ↥(A i) ⊢ (DirectSum.coeAddMonoidHom A) x = DFinsupp.sum x fun i x =...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/GradedAlgebra.lean
DirectSum.coeAddMonoidHom_eq_dfinsupp_sum
[34, 1]
[39, 37]
exact DFinsupp.sumAddHom_apply _ x
ι : Type v inst✝⁴ : DecidableEq ι M✝ : Type w inst✝³ : DecidableEq M✝ inst✝² : AddCommMonoid M✝ M : Type w inst✝¹ : DecidableEq M inst✝ : AddCommMonoid M A : ι → AddSubmonoid M x : ⨁ (i : ι), ↥(A i) ⊢ (DFinsupp.sumAddHom fun i => AddSubmonoidClass.subtype (A i)) x = DFinsupp.sum x fun i x => ↑x
no goals
Please generate a tactic in lean4 to solve the state. STATE: ι : Type v inst✝⁴ : DecidableEq ι M✝ : Type w inst✝³ : DecidableEq M✝ inst✝² : AddCommMonoid M✝ M : Type w inst✝¹ : DecidableEq M inst✝ : AddCommMonoid M A : ι → AddSubmonoid M x : ⨁ (i : ι), ↥(A i) ⊢ (DFinsupp.sumAddHom fun i => AddSubmonoidClass.subtype (A ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/GradedAlgebra.lean
DirectSum.coeLinearMap_eq_dfinsupp_sum
[42, 1]
[48, 65]
simp only [coeLinearMap, toModule, DFinsupp.lsum, LinearEquiv.coe_mk, LinearMap.coe_mk, AddHom.coe_mk]
ι : Type v inst✝⁴ : DecidableEq ι M : Type w inst✝³ : DecidableEq M inst✝² : AddCommMonoid M R : Type u inst✝¹ : Semiring R inst✝ : Module R M A : ι → Submodule R M x : ⨁ (i : ι), ↥(A i) ⊢ (coeLinearMap A) x = DFinsupp.sum x fun i x => ↑x
ι : Type v inst✝⁴ : DecidableEq ι M : Type w inst✝³ : DecidableEq M inst✝² : AddCommMonoid M R : Type u inst✝¹ : Semiring R inst✝ : Module R M A : ι → Submodule R M x : ⨁ (i : ι), ↥(A i) ⊢ (DFinsupp.sumAddHom fun i => (A i).subtype.toAddMonoidHom) x = DFinsupp.sum x fun i x => ↑x
Please generate a tactic in lean4 to solve the state. STATE: ι : Type v inst✝⁴ : DecidableEq ι M : Type w inst✝³ : DecidableEq M inst✝² : AddCommMonoid M R : Type u inst✝¹ : Semiring R inst✝ : Module R M A : ι → Submodule R M x : ⨁ (i : ι), ↥(A i) ⊢ (coeLinearMap A) x = DFinsupp.sum x fun i x => ↑x TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/GradedAlgebra.lean
DirectSum.coeLinearMap_eq_dfinsupp_sum
[42, 1]
[48, 65]
rw [DFinsupp.sumAddHom_apply]
ι : Type v inst✝⁴ : DecidableEq ι M : Type w inst✝³ : DecidableEq M inst✝² : AddCommMonoid M R : Type u inst✝¹ : Semiring R inst✝ : Module R M A : ι → Submodule R M x : ⨁ (i : ι), ↥(A i) ⊢ (DFinsupp.sumAddHom fun i => (A i).subtype.toAddMonoidHom) x = DFinsupp.sum x fun i x => ↑x
ι : Type v inst✝⁴ : DecidableEq ι M : Type w inst✝³ : DecidableEq M inst✝² : AddCommMonoid M R : Type u inst✝¹ : Semiring R inst✝ : Module R M A : ι → Submodule R M x : ⨁ (i : ι), ↥(A i) ⊢ (DFinsupp.sum x fun x => ⇑(A x).subtype.toAddMonoidHom) = DFinsupp.sum x fun i x => ↑x
Please generate a tactic in lean4 to solve the state. STATE: ι : Type v inst✝⁴ : DecidableEq ι M : Type w inst✝³ : DecidableEq M inst✝² : AddCommMonoid M R : Type u inst✝¹ : Semiring R inst✝ : Module R M A : ι → Submodule R M x : ⨁ (i : ι), ↥(A i) ⊢ (DFinsupp.sumAddHom fun i => (A i).subtype.toAddMonoidHom) x = DFinsup...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/GradedAlgebra.lean
DirectSum.coeLinearMap_eq_dfinsupp_sum
[42, 1]
[48, 65]
simp only [LinearMap.toAddMonoidHom_coe, Submodule.coeSubtype]
ι : Type v inst✝⁴ : DecidableEq ι M : Type w inst✝³ : DecidableEq M inst✝² : AddCommMonoid M R : Type u inst✝¹ : Semiring R inst✝ : Module R M A : ι → Submodule R M x : ⨁ (i : ι), ↥(A i) ⊢ (DFinsupp.sum x fun x => ⇑(A x).subtype.toAddMonoidHom) = DFinsupp.sum x fun i x => ↑x
no goals
Please generate a tactic in lean4 to solve the state. STATE: ι : Type v inst✝⁴ : DecidableEq ι M : Type w inst✝³ : DecidableEq M inst✝² : AddCommMonoid M R : Type u inst✝¹ : Semiring R inst✝ : Module R M A : ι → Submodule R M x : ⨁ (i : ι), ↥(A i) ⊢ (DFinsupp.sum x fun x => ⇑(A x).subtype.toAddMonoidHom) = DFinsupp.sum...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/GradedAlgebra.lean
DirectSum.support_subset
[51, 1]
[57, 34]
intro m
ι : Type v inst✝² : DecidableEq ι M : Type w inst✝¹ : DecidableEq M inst✝ : AddCommMonoid M A : ι → AddSubmonoid M x : ⨁ (i : ι), ↥(A i) ⊢ (Function.support fun i => ↑(x i)) ⊆ ↑(DFinsupp.support x)
ι : Type v inst✝² : DecidableEq ι M : Type w inst✝¹ : DecidableEq M inst✝ : AddCommMonoid M A : ι → AddSubmonoid M x : ⨁ (i : ι), ↥(A i) m : ι ⊢ (m ∈ Function.support fun i => ↑(x i)) → m ∈ ↑(DFinsupp.support x)
Please generate a tactic in lean4 to solve the state. STATE: ι : Type v inst✝² : DecidableEq ι M : Type w inst✝¹ : DecidableEq M inst✝ : AddCommMonoid M A : ι → AddSubmonoid M x : ⨁ (i : ι), ↥(A i) ⊢ (Function.support fun i => ↑(x i)) ⊆ ↑(DFinsupp.support x) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/GradedAlgebra.lean
DirectSum.support_subset
[51, 1]
[57, 34]
rw [Function.mem_support, Finset.mem_coe, DFinsupp.mem_support_toFun, not_imp_not]
ι : Type v inst✝² : DecidableEq ι M : Type w inst✝¹ : DecidableEq M inst✝ : AddCommMonoid M A : ι → AddSubmonoid M x : ⨁ (i : ι), ↥(A i) m : ι ⊢ (m ∈ Function.support fun i => ↑(x i)) → m ∈ ↑(DFinsupp.support x)
ι : Type v inst✝² : DecidableEq ι M : Type w inst✝¹ : DecidableEq M inst✝ : AddCommMonoid M A : ι → AddSubmonoid M x : ⨁ (i : ι), ↥(A i) m : ι ⊢ x m = 0 → ↑(x m) = 0
Please generate a tactic in lean4 to solve the state. STATE: ι : Type v inst✝² : DecidableEq ι M : Type w inst✝¹ : DecidableEq M inst✝ : AddCommMonoid M A : ι → AddSubmonoid M x : ⨁ (i : ι), ↥(A i) m : ι ⊢ (m ∈ Function.support fun i => ↑(x i)) → m ∈ ↑(DFinsupp.support x) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/GradedAlgebra.lean
DirectSum.support_subset
[51, 1]
[57, 34]
intro hm'
ι : Type v inst✝² : DecidableEq ι M : Type w inst✝¹ : DecidableEq M inst✝ : AddCommMonoid M A : ι → AddSubmonoid M x : ⨁ (i : ι), ↥(A i) m : ι ⊢ x m = 0 → ↑(x m) = 0
ι : Type v inst✝² : DecidableEq ι M : Type w inst✝¹ : DecidableEq M inst✝ : AddCommMonoid M A : ι → AddSubmonoid M x : ⨁ (i : ι), ↥(A i) m : ι hm' : x m = 0 ⊢ ↑(x m) = 0
Please generate a tactic in lean4 to solve the state. STATE: ι : Type v inst✝² : DecidableEq ι M : Type w inst✝¹ : DecidableEq M inst✝ : AddCommMonoid M A : ι → AddSubmonoid M x : ⨁ (i : ι), ↥(A i) m : ι ⊢ x m = 0 → ↑(x m) = 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/GradedAlgebra.lean
DirectSum.support_subset
[51, 1]
[57, 34]
rw [hm', AddSubmonoid.coe_zero]
ι : Type v inst✝² : DecidableEq ι M : Type w inst✝¹ : DecidableEq M inst✝ : AddCommMonoid M A : ι → AddSubmonoid M x : ⨁ (i : ι), ↥(A i) m : ι hm' : x m = 0 ⊢ ↑(x m) = 0
no goals
Please generate a tactic in lean4 to solve the state. STATE: ι : Type v inst✝² : DecidableEq ι M : Type w inst✝¹ : DecidableEq M inst✝ : AddCommMonoid M A : ι → AddSubmonoid M x : ⨁ (i : ι), ↥(A i) m : ι hm' : x m = 0 ⊢ ↑(x m) = 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/GradedAlgebra.lean
DirectSum.support_subset_submodule
[60, 1]
[67, 38]
intro m
ι : Type v inst✝⁴ : DecidableEq ι M : Type w inst✝³ : DecidableEq M inst✝² : AddCommMonoid M R : Type u_1 inst✝¹ : CommSemiring R inst✝ : Module R M A : ι → Submodule R M x : ⨁ (i : ι), ↥(A i) ⊢ (Function.support fun i => ↑(x i)) ⊆ ↑(DFinsupp.support x)
ι : Type v inst✝⁴ : DecidableEq ι M : Type w inst✝³ : DecidableEq M inst✝² : AddCommMonoid M R : Type u_1 inst✝¹ : CommSemiring R inst✝ : Module R M A : ι → Submodule R M x : ⨁ (i : ι), ↥(A i) m : ι ⊢ (m ∈ Function.support fun i => ↑(x i)) → m ∈ ↑(DFinsupp.support x)
Please generate a tactic in lean4 to solve the state. STATE: ι : Type v inst✝⁴ : DecidableEq ι M : Type w inst✝³ : DecidableEq M inst✝² : AddCommMonoid M R : Type u_1 inst✝¹ : CommSemiring R inst✝ : Module R M A : ι → Submodule R M x : ⨁ (i : ι), ↥(A i) ⊢ (Function.support fun i => ↑(x i)) ⊆ ↑(DFinsupp.support x) TACTI...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/GradedAlgebra.lean
DirectSum.support_subset_submodule
[60, 1]
[67, 38]
rw [Function.mem_support, Finset.mem_coe, DFinsupp.mem_support_toFun, not_imp_not]
ι : Type v inst✝⁴ : DecidableEq ι M : Type w inst✝³ : DecidableEq M inst✝² : AddCommMonoid M R : Type u_1 inst✝¹ : CommSemiring R inst✝ : Module R M A : ι → Submodule R M x : ⨁ (i : ι), ↥(A i) m : ι ⊢ (m ∈ Function.support fun i => ↑(x i)) → m ∈ ↑(DFinsupp.support x)
ι : Type v inst✝⁴ : DecidableEq ι M : Type w inst✝³ : DecidableEq M inst✝² : AddCommMonoid M R : Type u_1 inst✝¹ : CommSemiring R inst✝ : Module R M A : ι → Submodule R M x : ⨁ (i : ι), ↥(A i) m : ι ⊢ x m = 0 → ↑(x m) = 0
Please generate a tactic in lean4 to solve the state. STATE: ι : Type v inst✝⁴ : DecidableEq ι M : Type w inst✝³ : DecidableEq M inst✝² : AddCommMonoid M R : Type u_1 inst✝¹ : CommSemiring R inst✝ : Module R M A : ι → Submodule R M x : ⨁ (i : ι), ↥(A i) m : ι ⊢ (m ∈ Function.support fun i => ↑(x i)) → m ∈ ↑(DFinsupp.su...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/GradedAlgebra.lean
DirectSum.support_subset_submodule
[60, 1]
[67, 38]
intro hm'
ι : Type v inst✝⁴ : DecidableEq ι M : Type w inst✝³ : DecidableEq M inst✝² : AddCommMonoid M R : Type u_1 inst✝¹ : CommSemiring R inst✝ : Module R M A : ι → Submodule R M x : ⨁ (i : ι), ↥(A i) m : ι ⊢ x m = 0 → ↑(x m) = 0
ι : Type v inst✝⁴ : DecidableEq ι M : Type w inst✝³ : DecidableEq M inst✝² : AddCommMonoid M R : Type u_1 inst✝¹ : CommSemiring R inst✝ : Module R M A : ι → Submodule R M x : ⨁ (i : ι), ↥(A i) m : ι hm' : x m = 0 ⊢ ↑(x m) = 0
Please generate a tactic in lean4 to solve the state. STATE: ι : Type v inst✝⁴ : DecidableEq ι M : Type w inst✝³ : DecidableEq M inst✝² : AddCommMonoid M R : Type u_1 inst✝¹ : CommSemiring R inst✝ : Module R M A : ι → Submodule R M x : ⨁ (i : ι), ↥(A i) m : ι ⊢ x m = 0 → ↑(x m) = 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/GradedAlgebra.lean
DirectSum.support_subset_submodule
[60, 1]
[67, 38]
simp only [hm', Submodule.coe_zero]
ι : Type v inst✝⁴ : DecidableEq ι M : Type w inst✝³ : DecidableEq M inst✝² : AddCommMonoid M R : Type u_1 inst✝¹ : CommSemiring R inst✝ : Module R M A : ι → Submodule R M x : ⨁ (i : ι), ↥(A i) m : ι hm' : x m = 0 ⊢ ↑(x m) = 0
no goals
Please generate a tactic in lean4 to solve the state. STATE: ι : Type v inst✝⁴ : DecidableEq ι M : Type w inst✝³ : DecidableEq M inst✝² : AddCommMonoid M R : Type u_1 inst✝¹ : CommSemiring R inst✝ : Module R M A : ι → Submodule R M x : ⨁ (i : ι), ↥(A i) m : ι hm' : x m = 0 ⊢ ↑(x m) = 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/GradedAlgebra.lean
LinearMap.map_finsum
[81, 1]
[87, 37]
rw [← LinearMap.toAddMonoidHom_coe]
α : Type u_1 R : Type u_2 S : Type u_3 M : Type u_4 N : Type u_5 inst✝⁵ : Semiring R inst✝⁴ : Semiring S σ : R →+* S inst✝³ : AddCommMonoid M inst✝² : AddCommMonoid N inst✝¹ : Module R M inst✝ : Module S N f : α → M g : M →ₛₗ[σ] N hf : (Function.support f).Finite ⊢ g (∑ᶠ (i : α), f i) = ∑ᶠ (i : α), g (f i)
α : Type u_1 R : Type u_2 S : Type u_3 M : Type u_4 N : Type u_5 inst✝⁵ : Semiring R inst✝⁴ : Semiring S σ : R →+* S inst✝³ : AddCommMonoid M inst✝² : AddCommMonoid N inst✝¹ : Module R M inst✝ : Module S N f : α → M g : M →ₛₗ[σ] N hf : (Function.support f).Finite ⊢ g.toAddMonoidHom (∑ᶠ (i : α), f i) = ∑ᶠ (i : α), g.toA...
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 R : Type u_2 S : Type u_3 M : Type u_4 N : Type u_5 inst✝⁵ : Semiring R inst✝⁴ : Semiring S σ : R →+* S inst✝³ : AddCommMonoid M inst✝² : AddCommMonoid N inst✝¹ : Module R M inst✝ : Module S N f : α → M g : M →ₛₗ[σ] N hf : (Function.support f).Fi...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/GradedAlgebra.lean
LinearMap.map_finsum
[81, 1]
[87, 37]
exact AddMonoidHom.map_finsum _ hf
α : Type u_1 R : Type u_2 S : Type u_3 M : Type u_4 N : Type u_5 inst✝⁵ : Semiring R inst✝⁴ : Semiring S σ : R →+* S inst✝³ : AddCommMonoid M inst✝² : AddCommMonoid N inst✝¹ : Module R M inst✝ : Module S N f : α → M g : M →ₛₗ[σ] N hf : (Function.support f).Finite ⊢ g.toAddMonoidHom (∑ᶠ (i : α), f i) = ∑ᶠ (i : α), g.toA...
no goals
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 R : Type u_2 S : Type u_3 M : Type u_4 N : Type u_5 inst✝⁵ : Semiring R inst✝⁴ : Semiring S σ : R →+* S inst✝³ : AddCommMonoid M inst✝² : AddCommMonoid N inst✝¹ : Module R M inst✝ : Module S N f : α → M g : M →ₛₗ[σ] N hf : (Function.support f).Fi...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/RingTheory/TensorProduct/LinearEquiv.lean
TensorProduct.congr'_coe
[78, 1]
[80, 6]
rfl
R : Type u M : Type v N : Type w inst✝¹⁴ : CommSemiring R inst✝¹³ : AddCommMonoid M inst✝¹² : Module R M S : Type u_1 inst✝¹¹ : CommSemiring S inst✝¹⁰ : Algebra R S inst✝⁹ : AddCommMonoid N inst✝⁸ : Module R N inst✝⁷ : Module S M inst✝⁶ : IsScalarTower R S M inst✝⁵ : Module S N inst✝⁴ : IsScalarTower R S N P : Type u_2...
no goals
Please generate a tactic in lean4 to solve the state. STATE: R : Type u M : Type v N : Type w inst✝¹⁴ : CommSemiring R inst✝¹³ : AddCommMonoid M inst✝¹² : Module R M S : Type u_1 inst✝¹¹ : CommSemiring S inst✝¹⁰ : Algebra R S inst✝⁹ : AddCommMonoid N inst✝⁸ : Module R N inst✝⁷ : Module S M inst✝⁶ : IsScalarTower R S M ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.mem_basis
[49, 1]
[52, 6]
simp only [basis, Submodule.mem_mk, AddSubmonoid.mem_mk, Set.mem_setOf_eq]
σ : Type u_1 α : Type u_2 inst✝ : CommRing α f : MvPowerSeries σ α d : σ →₀ ℕ ⊢ f ∈ basis σ α d ↔ ∀ e ≤ d, (coeff α e) f = 0
σ : Type u_1 α : Type u_2 inst✝ : CommRing α f : MvPowerSeries σ α d : σ →₀ ℕ ⊢ f ∈ { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ↔ ∀ e ≤ d, (coeff α e) f = 0
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝ : CommRing α f : MvPowerSeries σ α d : σ →₀ ℕ ⊢ f ∈ basis σ α d ↔ ∀ e ≤ d, (coeff α e) f = 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.mem_basis
[49, 1]
[52, 6]
rfl
σ : Type u_1 α : Type u_2 inst✝ : CommRing α f : MvPowerSeries σ α d : σ →₀ ℕ ⊢ f ∈ { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ↔ ∀ e ≤ d, (coeff α e) f = 0
no goals
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝ : CommRing α f : MvPowerSeries σ α d : σ →₀ ℕ ⊢ f ∈ { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ↔ ∀ e ≤ d, (coeff α e) f = 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_le_iff
[61, 1]
[80, 29]
refine' ⟨_, basis_le _ _⟩
σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ ⊢ basis σ α d ≤ basis σ α e ↔ e ≤ d
σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ ⊢ basis σ α d ≤ basis σ α e → e ≤ d
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ ⊢ basis σ α d ≤ basis σ α e ↔ e ≤ d TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_le_iff
[61, 1]
[80, 29]
simp only [basis, Submodule.mk_le_mk, AddSubmonoid.mk_le_mk, setOf_subset_setOf]
σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ ⊢ basis σ α d ≤ basis σ α e → e ≤ d
σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ ⊢ { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ≤ { carrier := {f | ∀ e_1 ≤ e, (coeff α e_1) f = 0}, add_mem' := ⋯ } → e ≤ d
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ ⊢ basis σ α d ≤ basis σ α e → e ≤ d TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_le_iff
[61, 1]
[80, 29]
intro h
σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ ⊢ { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ≤ { carrier := {f | ∀ e_1 ≤ e, (coeff α e_1) f = 0}, add_mem' := ⋯ } → e ≤ d
σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h : { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ≤ { carrier := {f | ∀ e_1 ≤ e, (coeff α e_1) f = 0}, add_mem' := ⋯ } ⊢ e ≤ d
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ ⊢ { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ≤ { carrier := {f | ∀ e_1 ≤ e, (coeff α e_1) f = 0}, add_mem' := ⋯ } → e ≤ d TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_le_iff
[61, 1]
[80, 29]
rw [← inf_eq_right]
σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h : { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ≤ { carrier := {f | ∀ e_1 ≤ e, (coeff α e_1) f = 0}, add_mem' := ⋯ } ⊢ e ≤ d
σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h : { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ≤ { carrier := {f | ∀ e_1 ≤ e, (coeff α e_1) f = 0}, add_mem' := ⋯ } ⊢ d ⊓ e = e
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h : { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ≤ { carrier := {f | ∀ e_1 ≤ e, (coeff α e_1) f = 0}, add_mem' := ⋯ } ⊢ e ≤ d TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_le_iff
[61, 1]
[80, 29]
apply le_antisymm
σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h : { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ≤ { carrier := {f | ∀ e_1 ≤ e, (coeff α e_1) f = 0}, add_mem' := ⋯ } ⊢ d ⊓ e = e
case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h : { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ≤ { carrier := {f | ∀ e_1 ≤ e, (coeff α e_1) f = 0}, add_mem' := ⋯ } ⊢ d ⊓ e ≤ e case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e ...
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h : { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ≤ { carrier := {f | ∀ e_1 ≤ e, (coeff α e_1) f = 0}, add_mem' := ⋯ } ⊢ d ⊓ e = e TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_le_iff
[61, 1]
[80, 29]
. exact inf_le_right
case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h : { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ≤ { carrier := {f | ∀ e_1 ≤ e, (coeff α e_1) f = 0}, add_mem' := ⋯ } ⊢ d ⊓ e ≤ e case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e ...
case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h : { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ≤ { carrier := {f | ∀ e_1 ≤ e, (coeff α e_1) f = 0}, add_mem' := ⋯ } ⊢ e ≤ d ⊓ e
Please generate a tactic in lean4 to solve the state. STATE: case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h : { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ≤ { carrier := {f | ∀ e_1 ≤ e, (coeff α e_1) f = 0}, add_mem' := ⋯ } ⊢ d ⊓ e ≤ e case a σ : Type u...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_le_iff
[61, 1]
[80, 29]
. by_contra h' simp only [AddSubsemigroup.mk_le_mk, setOf_subset_setOf] at h specialize h (monomial α e 1) _ . intro e' he' apply coeff_monomial_ne intro hee' rw [hee'] at he' apply h' exact le_inf_iff.mpr ⟨he', le_rfl⟩ apply one_ne_zero' α convert h e le_rfl rw [coeff_monomial_same]
case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h : { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ≤ { carrier := {f | ∀ e_1 ≤ e, (coeff α e_1) f = 0}, add_mem' := ⋯ } ⊢ e ≤ d ⊓ e
no goals
Please generate a tactic in lean4 to solve the state. STATE: case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h : { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ≤ { carrier := {f | ∀ e_1 ≤ e, (coeff α e_1) f = 0}, add_mem' := ⋯ } ⊢ e ≤ d ⊓ e TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_le_iff
[61, 1]
[80, 29]
exact inf_le_right
case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h : { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ≤ { carrier := {f | ∀ e_1 ≤ e, (coeff α e_1) f = 0}, add_mem' := ⋯ } ⊢ d ⊓ e ≤ e
no goals
Please generate a tactic in lean4 to solve the state. STATE: case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h : { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ≤ { carrier := {f | ∀ e_1 ≤ e, (coeff α e_1) f = 0}, add_mem' := ⋯ } ⊢ d ⊓ e ≤ e TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_le_iff
[61, 1]
[80, 29]
by_contra h'
case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h : { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ≤ { carrier := {f | ∀ e_1 ≤ e, (coeff α e_1) f = 0}, add_mem' := ⋯ } ⊢ e ≤ d ⊓ e
case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h : { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ≤ { carrier := {f | ∀ e_1 ≤ e, (coeff α e_1) f = 0}, add_mem' := ⋯ } h' : ¬e ≤ d ⊓ e ⊢ False
Please generate a tactic in lean4 to solve the state. STATE: case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h : { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ≤ { carrier := {f | ∀ e_1 ≤ e, (coeff α e_1) f = 0}, add_mem' := ⋯ } ⊢ e ≤ d ⊓ e TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_le_iff
[61, 1]
[80, 29]
simp only [AddSubsemigroup.mk_le_mk, setOf_subset_setOf] at h
case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h : { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ≤ { carrier := {f | ∀ e_1 ≤ e, (coeff α e_1) f = 0}, add_mem' := ⋯ } h' : ¬e ≤ d ⊓ e ⊢ False
case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ (a : MvPowerSeries σ α), (∀ e ≤ d, (coeff α e) a = 0) → ∀ e_1 ≤ e, (coeff α e_1) a = 0 ⊢ False
Please generate a tactic in lean4 to solve the state. STATE: case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h : { carrier := {f | ∀ e ≤ d, (coeff α e) f = 0}, add_mem' := ⋯ } ≤ { carrier := {f | ∀ e_1 ≤ e, (coeff α e_1) f = 0}, add_mem' := ⋯ } h' : ¬e ≤ d ⊓ e ⊢ False TACTIC...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_le_iff
[61, 1]
[80, 29]
specialize h (monomial α e 1) _
case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ (a : MvPowerSeries σ α), (∀ e ≤ d, (coeff α e) a = 0) → ∀ e_1 ≤ e, (coeff α e_1) a = 0 ⊢ False
case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ (a : MvPowerSeries σ α), (∀ e ≤ d, (coeff α e) a = 0) → ∀ e_1 ≤ e, (coeff α e_1) a = 0 ⊢ ∀ e_1 ≤ d, (coeff α e_1) ((monomial α e) 1) = 0 case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α...
Please generate a tactic in lean4 to solve the state. STATE: case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ (a : MvPowerSeries σ α), (∀ e ≤ d, (coeff α e) a = 0) → ∀ e_1 ≤ e, (coeff α e_1) a = 0 ⊢ False TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_le_iff
[61, 1]
[80, 29]
. intro e' he' apply coeff_monomial_ne intro hee' rw [hee'] at he' apply h' exact le_inf_iff.mpr ⟨he', le_rfl⟩
case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ (a : MvPowerSeries σ α), (∀ e ≤ d, (coeff α e) a = 0) → ∀ e_1 ≤ e, (coeff α e_1) a = 0 ⊢ ∀ e_1 ≤ d, (coeff α e_1) ((monomial α e) 1) = 0 case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α...
case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ e_1 ≤ e, (coeff α e_1) ((monomial α e) 1) = 0 ⊢ False
Please generate a tactic in lean4 to solve the state. STATE: case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ (a : MvPowerSeries σ α), (∀ e ≤ d, (coeff α e) a = 0) → ∀ e_1 ≤ e, (coeff α e_1) a = 0 ⊢ ∀ e_1 ≤ d, (coeff α e_1) ((monomial α e) 1) = 0 case a σ : T...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_le_iff
[61, 1]
[80, 29]
apply one_ne_zero' α
case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ e_1 ≤ e, (coeff α e_1) ((monomial α e) 1) = 0 ⊢ False
case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ e_1 ≤ e, (coeff α e_1) ((monomial α e) 1) = 0 ⊢ 1 = 0
Please generate a tactic in lean4 to solve the state. STATE: case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ e_1 ≤ e, (coeff α e_1) ((monomial α e) 1) = 0 ⊢ False TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_le_iff
[61, 1]
[80, 29]
convert h e le_rfl
case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ e_1 ≤ e, (coeff α e_1) ((monomial α e) 1) = 0 ⊢ 1 = 0
case h.e'_2 σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ e_1 ≤ e, (coeff α e_1) ((monomial α e) 1) = 0 ⊢ 1 = (coeff α e) ((monomial α e) 1)
Please generate a tactic in lean4 to solve the state. STATE: case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ e_1 ≤ e, (coeff α e_1) ((monomial α e) 1) = 0 ⊢ 1 = 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_le_iff
[61, 1]
[80, 29]
rw [coeff_monomial_same]
case h.e'_2 σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ e_1 ≤ e, (coeff α e_1) ((monomial α e) 1) = 0 ⊢ 1 = (coeff α e) ((monomial α e) 1)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h.e'_2 σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ e_1 ≤ e, (coeff α e_1) ((monomial α e) 1) = 0 ⊢ 1 = (coeff α e) ((monomial α e) 1) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_le_iff
[61, 1]
[80, 29]
intro e' he'
case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ (a : MvPowerSeries σ α), (∀ e ≤ d, (coeff α e) a = 0) → ∀ e_1 ≤ e, (coeff α e_1) a = 0 ⊢ ∀ e_1 ≤ d, (coeff α e_1) ((monomial α e) 1) = 0
case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ (a : MvPowerSeries σ α), (∀ e ≤ d, (coeff α e) a = 0) → ∀ e_1 ≤ e, (coeff α e_1) a = 0 e' : σ →₀ ℕ he' : e' ≤ d ⊢ (coeff α e') ((monomial α e) 1) = 0
Please generate a tactic in lean4 to solve the state. STATE: case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ (a : MvPowerSeries σ α), (∀ e ≤ d, (coeff α e) a = 0) → ∀ e_1 ≤ e, (coeff α e_1) a = 0 ⊢ ∀ e_1 ≤ d, (coeff α e_1) ((monomial α e) 1) = 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_le_iff
[61, 1]
[80, 29]
apply coeff_monomial_ne
case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ (a : MvPowerSeries σ α), (∀ e ≤ d, (coeff α e) a = 0) → ∀ e_1 ≤ e, (coeff α e_1) a = 0 e' : σ →₀ ℕ he' : e' ≤ d ⊢ (coeff α e') ((monomial α e) 1) = 0
case a.h σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ (a : MvPowerSeries σ α), (∀ e ≤ d, (coeff α e) a = 0) → ∀ e_1 ≤ e, (coeff α e_1) a = 0 e' : σ →₀ ℕ he' : e' ≤ d ⊢ e' ≠ e
Please generate a tactic in lean4 to solve the state. STATE: case a σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ (a : MvPowerSeries σ α), (∀ e ≤ d, (coeff α e) a = 0) → ∀ e_1 ≤ e, (coeff α e_1) a = 0 e' : σ →₀ ℕ he' : e' ≤ d ⊢ (coeff α e') ((monomial α e) 1) = 0 ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_le_iff
[61, 1]
[80, 29]
intro hee'
case a.h σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ (a : MvPowerSeries σ α), (∀ e ≤ d, (coeff α e) a = 0) → ∀ e_1 ≤ e, (coeff α e_1) a = 0 e' : σ →₀ ℕ he' : e' ≤ d ⊢ e' ≠ e
case a.h σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ (a : MvPowerSeries σ α), (∀ e ≤ d, (coeff α e) a = 0) → ∀ e_1 ≤ e, (coeff α e_1) a = 0 e' : σ →₀ ℕ he' : e' ≤ d hee' : e' = e ⊢ False
Please generate a tactic in lean4 to solve the state. STATE: case a.h σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ (a : MvPowerSeries σ α), (∀ e ≤ d, (coeff α e) a = 0) → ∀ e_1 ≤ e, (coeff α e_1) a = 0 e' : σ →₀ ℕ he' : e' ≤ d ⊢ e' ≠ e TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_le_iff
[61, 1]
[80, 29]
rw [hee'] at he'
case a.h σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ (a : MvPowerSeries σ α), (∀ e ≤ d, (coeff α e) a = 0) → ∀ e_1 ≤ e, (coeff α e_1) a = 0 e' : σ →₀ ℕ he' : e' ≤ d hee' : e' = e ⊢ False
case a.h σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ (a : MvPowerSeries σ α), (∀ e ≤ d, (coeff α e) a = 0) → ∀ e_1 ≤ e, (coeff α e_1) a = 0 e' : σ →₀ ℕ he' : e ≤ d hee' : e' = e ⊢ False
Please generate a tactic in lean4 to solve the state. STATE: case a.h σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ (a : MvPowerSeries σ α), (∀ e ≤ d, (coeff α e) a = 0) → ∀ e_1 ≤ e, (coeff α e_1) a = 0 e' : σ →₀ ℕ he' : e' ≤ d hee' : e' = e ⊢ False TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_le_iff
[61, 1]
[80, 29]
apply h'
case a.h σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ (a : MvPowerSeries σ α), (∀ e ≤ d, (coeff α e) a = 0) → ∀ e_1 ≤ e, (coeff α e_1) a = 0 e' : σ →₀ ℕ he' : e ≤ d hee' : e' = e ⊢ False
case a.h σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ (a : MvPowerSeries σ α), (∀ e ≤ d, (coeff α e) a = 0) → ∀ e_1 ≤ e, (coeff α e_1) a = 0 e' : σ →₀ ℕ he' : e ≤ d hee' : e' = e ⊢ e ≤ d ⊓ e
Please generate a tactic in lean4 to solve the state. STATE: case a.h σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ (a : MvPowerSeries σ α), (∀ e ≤ d, (coeff α e) a = 0) → ∀ e_1 ≤ e, (coeff α e_1) a = 0 e' : σ →₀ ℕ he' : e ≤ d hee' : e' = e ⊢ False TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_le_iff
[61, 1]
[80, 29]
exact le_inf_iff.mpr ⟨he', le_rfl⟩
case a.h σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ (a : MvPowerSeries σ α), (∀ e ≤ d, (coeff α e) a = 0) → ∀ e_1 ≤ e, (coeff α e_1) a = 0 e' : σ →₀ ℕ he' : e ≤ d hee' : e' = e ⊢ e ≤ d ⊓ e
no goals
Please generate a tactic in lean4 to solve the state. STATE: case a.h σ : Type u_1 α : Type u_2 inst✝¹ : CommRing α inst✝ : Nontrivial α d e : σ →₀ ℕ h' : ¬e ≤ d ⊓ e h : ∀ (a : MvPowerSeries σ α), (∀ e ≤ d, (coeff α e) a = 0) → ∀ e_1 ≤ e, (coeff α e_1) a = 0 e' : σ →₀ ℕ he' : e ≤ d hee' : e' = e ⊢ e ≤ d ⊓ e TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.idealIsBasis
[89, 1]
[90, 95]
use d ⊔ e
σ : Type u_1 α : Type u_2 inst✝ : CommRing α d e : σ →₀ ℕ ⊢ ∃ k, basis σ α k ≤ basis σ α d ⊓ basis σ α e
case h σ : Type u_1 α : Type u_2 inst✝ : CommRing α d e : σ →₀ ℕ ⊢ basis σ α (d ⊔ e) ≤ basis σ α d ⊓ basis σ α e
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝ : CommRing α d e : σ →₀ ℕ ⊢ ∃ k, basis σ α k ≤ basis σ α d ⊓ basis σ α e TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.idealIsBasis
[89, 1]
[90, 95]
apply Antitone.map_sup_le (basis_antitone σ α)
case h σ : Type u_1 α : Type u_2 inst✝ : CommRing α d e : σ →₀ ℕ ⊢ basis σ α (d ⊔ e) ≤ basis σ α d ⊓ basis σ α e
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝ : CommRing α d e : σ →₀ ℕ ⊢ basis σ α (d ⊔ e) ≤ basis σ α d ⊓ basis σ α e TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_mem_nhds_zero
[111, 1]
[124, 45]
rw [nhds_pi, Filter.mem_pi]
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d : σ →₀ ℕ ⊢ ↑(basis σ α d) ∈ nhds 0
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d : σ →₀ ℕ ⊢ ∃ I, I.Finite ∧ ∃ t, (∀ (i : σ →₀ ℕ), t i ∈ nhds (0 i)) ∧ I.pi t ⊆ ↑(basis σ α d)
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d : σ →₀ ℕ ⊢ ↑(basis σ α d) ∈ nhds 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_mem_nhds_zero
[111, 1]
[124, 45]
use Finset.Iic d, Finset.finite_toSet _, (fun e => if e ≤ d then {0} else univ)
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d : σ →₀ ℕ ⊢ ∃ I, I.Finite ∧ ∃ t, (∀ (i : σ →₀ ℕ), t i ∈ nhds (0 i)) ∧ I.pi t ⊆ ↑(basis σ α d)
case h σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d : σ →₀ ℕ ⊢ (∀ (i : σ →₀ ℕ), (if i ≤ d then {0} else univ) ∈ nhds (0 i)) ∧ ((↑(Finset.Iic d)).pi fun e => if e ≤ d then {0} else univ) ⊆ ↑(basis σ α d)
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d : σ →₀ ℕ ⊢ ∃ I, I.Finite ∧ ∃ t, (∀ (i : σ →₀ ℕ), t i ∈ nhds (0 i)) ∧ I.pi t ⊆ ↑(basis σ α d) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_mem_nhds_zero
[111, 1]
[124, 45]
constructor
case h σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d : σ →₀ ℕ ⊢ (∀ (i : σ →₀ ℕ), (if i ≤ d then {0} else univ) ∈ nhds (0 i)) ∧ ((↑(Finset.Iic d)).pi fun e => if e ≤ d then {0} else univ) ⊆ ↑(basis σ α d)
case h.left σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d : σ →₀ ℕ ⊢ ∀ (i : σ →₀ ℕ), (if i ≤ d then {0} else univ) ∈ nhds (0 i) case h.right σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d : σ →₀ ℕ ⊢ ((↑(Fin...
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d : σ →₀ ℕ ⊢ (∀ (i : σ →₀ ℕ), (if i ≤ d then {0} else univ) ∈ nhds (0 i)) ∧ ((↑(Finset.Iic d)).pi fun e => if e ≤ d then {0} else univ) ⊆ ↑(basis σ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_mem_nhds_zero
[111, 1]
[124, 45]
intro e
case h.left σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d : σ →₀ ℕ ⊢ ∀ (i : σ →₀ ℕ), (if i ≤ d then {0} else univ) ∈ nhds (0 i)
case h.left σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d e : σ →₀ ℕ ⊢ (if e ≤ d then {0} else univ) ∈ nhds (0 e)
Please generate a tactic in lean4 to solve the state. STATE: case h.left σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d : σ →₀ ℕ ⊢ ∀ (i : σ →₀ ℕ), (if i ≤ d then {0} else univ) ∈ nhds (0 i) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_mem_nhds_zero
[111, 1]
[124, 45]
split_ifs with h
case h.left σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d e : σ →₀ ℕ ⊢ (if e ≤ d then {0} else univ) ∈ nhds (0 e)
case pos σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d e : σ →₀ ℕ h : e ≤ d ⊢ {0} ∈ nhds (0 e) case neg σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d e : σ →₀ ℕ h : ¬e ≤ d ⊢ univ ∈ nhds (0 e)
Please generate a tactic in lean4 to solve the state. STATE: case h.left σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d e : σ →₀ ℕ ⊢ (if e ≤ d then {0} else univ) ∈ nhds (0 e) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_mem_nhds_zero
[111, 1]
[124, 45]
. simp only [nhds_discrete, Filter.mem_pure, mem_singleton_iff] rfl
case pos σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d e : σ →₀ ℕ h : e ≤ d ⊢ {0} ∈ nhds (0 e) case neg σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d e : σ →₀ ℕ h : ¬e ≤ d ⊢ univ ∈ nhds (0 e)
case neg σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d e : σ →₀ ℕ h : ¬e ≤ d ⊢ univ ∈ nhds (0 e)
Please generate a tactic in lean4 to solve the state. STATE: case pos σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d e : σ →₀ ℕ h : e ≤ d ⊢ {0} ∈ nhds (0 e) case neg σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopolog...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_mem_nhds_zero
[111, 1]
[124, 45]
. simp only [Filter.univ_mem]
case neg σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d e : σ →₀ ℕ h : ¬e ≤ d ⊢ univ ∈ nhds (0 e)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case neg σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d e : σ →₀ ℕ h : ¬e ≤ d ⊢ univ ∈ nhds (0 e) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_mem_nhds_zero
[111, 1]
[124, 45]
simp only [nhds_discrete, Filter.mem_pure, mem_singleton_iff]
case pos σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d e : σ →₀ ℕ h : e ≤ d ⊢ {0} ∈ nhds (0 e)
case pos σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d e : σ →₀ ℕ h : e ≤ d ⊢ OfNat.ofNat 0 e = 0
Please generate a tactic in lean4 to solve the state. STATE: case pos σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d e : σ →₀ ℕ h : e ≤ d ⊢ {0} ∈ nhds (0 e) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_mem_nhds_zero
[111, 1]
[124, 45]
rfl
case pos σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d e : σ →₀ ℕ h : e ≤ d ⊢ OfNat.ofNat 0 e = 0
no goals
Please generate a tactic in lean4 to solve the state. STATE: case pos σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d e : σ →₀ ℕ h : e ≤ d ⊢ OfNat.ofNat 0 e = 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_mem_nhds_zero
[111, 1]
[124, 45]
simp only [Filter.univ_mem]
case neg σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d e : σ →₀ ℕ h : ¬e ≤ d ⊢ univ ∈ nhds (0 e)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case neg σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d e : σ →₀ ℕ h : ¬e ≤ d ⊢ univ ∈ nhds (0 e) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_mem_nhds_zero
[111, 1]
[124, 45]
intro f
case h.right σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d : σ →₀ ℕ ⊢ ((↑(Finset.Iic d)).pi fun e => if e ≤ d then {0} else univ) ⊆ ↑(basis σ α d)
case h.right σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d : σ →₀ ℕ f : (σ →₀ ℕ) → α ⊢ (f ∈ (↑(Finset.Iic d)).pi fun e => if e ≤ d then {0} else univ) → f ∈ ↑(basis σ α d)
Please generate a tactic in lean4 to solve the state. STATE: case h.right σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d : σ →₀ ℕ ⊢ ((↑(Finset.Iic d)).pi fun e => if e ≤ d then {0} else univ) ⊆ ↑(basis σ α d) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_mem_nhds_zero
[111, 1]
[124, 45]
simp only [Finset.coe_Iic, mem_pi, mem_Iic, mem_ite_univ_right, mem_singleton_iff, mem_coe]
case h.right σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d : σ →₀ ℕ f : (σ →₀ ℕ) → α ⊢ (f ∈ (↑(Finset.Iic d)).pi fun e => if e ≤ d then {0} else univ) → f ∈ ↑(basis σ α d)
case h.right σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d : σ →₀ ℕ f : (σ →₀ ℕ) → α ⊢ (∀ i ≤ d, i ≤ d → f i = 0) → f ∈ basis σ α d
Please generate a tactic in lean4 to solve the state. STATE: case h.right σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d : σ →₀ ℕ f : (σ →₀ ℕ) → α ⊢ (f ∈ (↑(Finset.Iic d)).pi fun e => if e ≤ d then {0} else univ) → f ∈ ↑(basis σ α d) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.basis_mem_nhds_zero
[111, 1]
[124, 45]
exact forall_imp (fun e h he => h he he)
case h.right σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d : σ →₀ ℕ f : (σ →₀ ℕ) → α ⊢ (∀ i ≤ d, i ≤ d → f i = 0) → f ∈ basis σ α d
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h.right σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α d : σ →₀ ℕ f : (σ →₀ ℕ) → α ⊢ (∀ i ≤ d, i ≤ d → f i = 0) → f ∈ basis σ α d TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.topology_eq_ideals_basis_topology
[129, 1]
[149, 28]
let τ := MvPowerSeries.WithPiTopology.topologicalSpace σ α
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α ⊢ topologicalSpace σ α = ⋯.topology
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α ⊢ topologicalSpace σ α = ⋯.topology
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α ⊢ topologicalSpace σ α = ⋯.topology TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.topology_eq_ideals_basis_topology
[129, 1]
[149, 28]
let τ' := (toRingSubgroupsBasis σ α).topology
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α ⊢ topologicalSpace σ α = ⋯.topology
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology ⊢ topologicalSpace σ α = ⋯.topology
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α ⊢ topologicalSpace σ α = ⋯.topology TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.topology_eq_ideals_basis_topology
[129, 1]
[149, 28]
erw [TopologicalAddGroup.ext_iff_nhds_zero τ τ']
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology ⊢ topologicalSpace σ α = ⋯.topology
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology ⊢ nhds 0 = nhds 0
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology ⊢ topologicalSpace σ α = ⋯.topology T...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.topology_eq_ideals_basis_topology
[129, 1]
[149, 28]
ext s
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology ⊢ nhds 0 = nhds 0
case a σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) ⊢ s ∈ nhds 0 ↔ s ∈ nhds 0
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology ⊢ nhds 0 = nhds 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.topology_eq_ideals_basis_topology
[129, 1]
[149, 28]
rw [(RingSubgroupsBasis.hasBasis_nhds (toRingSubgroupsBasis σ α) 0).mem_iff]
case a σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) ⊢ s ∈ nhds 0 ↔ s ∈ nhds 0
case a σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) ⊢ s ∈ nhds 0 ↔ ∃ i, True ∧ {b | b - 0 ∈ Submodule.toAddSubgroup...
Please generate a tactic in lean4 to solve the state. STATE: case a σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) ⊢ ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.topology_eq_ideals_basis_topology
[129, 1]
[149, 28]
simp only [sub_zero, Submodule.mem_toAddSubgroup, exists_true_left, true_and]
case a σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) ⊢ s ∈ nhds 0 ↔ ∃ i, True ∧ {b | b - 0 ∈ Submodule.toAddSubgroup...
case a σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) ⊢ s ∈ nhds 0 ↔ ∃ i, {b | b ∈ basis σ α i} ⊆ s
Please generate a tactic in lean4 to solve the state. STATE: case a σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) ⊢ ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.topology_eq_ideals_basis_topology
[129, 1]
[149, 28]
refine' ⟨_, fun ⟨d, hd⟩ => (@nhds _ τ 0).sets_of_superset (basis_mem_nhds_zero σ α d) hd⟩
case a σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) ⊢ s ∈ nhds 0 ↔ ∃ i, {b | b ∈ basis σ α i} ⊆ s
case a σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) ⊢ s ∈ nhds 0 → ∃ i, {b | b ∈ basis σ α i} ⊆ s
Please generate a tactic in lean4 to solve the state. STATE: case a σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) ⊢ ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.topology_eq_ideals_basis_topology
[129, 1]
[149, 28]
rw [nhds_pi, Filter.mem_pi]
case a σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) ⊢ s ∈ nhds 0 → ∃ i, {b | b ∈ basis σ α i} ⊆ s
case a σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) ⊢ (∃ I, I.Finite ∧ ∃ t, (∀ (i : σ →₀ ℕ), t i ∈ nhds (0 i)) ∧ I....
Please generate a tactic in lean4 to solve the state. STATE: case a σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) ⊢ ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.topology_eq_ideals_basis_topology
[129, 1]
[149, 28]
rintro ⟨D, hD, t, ht, ht'⟩
case a σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) ⊢ (∃ I, I.Finite ∧ ∃ t, (∀ (i : σ →₀ ℕ), t i ∈ nhds (0 i)) ∧ I....
case a.intro.intro.intro.intro σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (σ →₀ ℕ) hD : D.Finite t : (σ →...
Please generate a tactic in lean4 to solve the state. STATE: case a σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) ⊢ ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.topology_eq_ideals_basis_topology
[129, 1]
[149, 28]
use Finset.sup hD.toFinset id
case a.intro.intro.intro.intro σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (σ →₀ ℕ) hD : D.Finite t : (σ →...
case h σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (σ →₀ ℕ) hD : D.Finite t : (σ →₀ ℕ) → Set α ht : ∀ (i :...
Please generate a tactic in lean4 to solve the state. STATE: case a.intro.intro.intro.intro σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Se...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.topology_eq_ideals_basis_topology
[129, 1]
[149, 28]
apply subset_trans _ ht'
case h σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (σ →₀ ℕ) hD : D.Finite t : (σ →₀ ℕ) → Set α ht : ∀ (i :...
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (σ →₀ ℕ) hD : D.Finite t : (σ →₀ ℕ) → Set α ht : ∀ (i : σ →₀ ℕ...
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.topology_eq_ideals_basis_topology
[129, 1]
[149, 28]
intro f hf e he
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (σ →₀ ℕ) hD : D.Finite t : (σ →₀ ℕ) → Set α ht : ∀ (i : σ →₀ ℕ...
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (σ →₀ ℕ) hD : D.Finite t : (σ →₀ ℕ) → Set α ht : ∀ (i : σ →₀ ℕ...
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.topology_eq_ideals_basis_topology
[129, 1]
[149, 28]
rw [← coeff_eq_apply f e, hf e]
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (σ →₀ ℕ) hD : D.Finite t : (σ →₀ ℕ) → Set α ht : ∀ (i : σ →₀ ℕ...
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (σ →₀ ℕ) hD : D.Finite t : (σ →₀ ℕ) → Set α ht : ∀ (i : σ →₀ ℕ...
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.topology_eq_ideals_basis_topology
[129, 1]
[149, 28]
exact mem_of_mem_nhds (ht e)
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (σ →₀ ℕ) hD : D.Finite t : (σ →₀ ℕ) → Set α ht : ∀ (i : σ →₀ ℕ...
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (σ →₀ ℕ) hD : D.Finite t : (σ →₀ ℕ) → Set α ht : ∀ (i : σ →₀ ℕ...
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.topology_eq_ideals_basis_topology
[129, 1]
[149, 28]
. have he' : e ∈ (Finite.toFinset hD) := by simp only [id_eq, Finite.mem_toFinset] exact he apply Finset.le_sup he'
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (σ →₀ ℕ) hD : D.Finite t : (σ →₀ ℕ) → Set α ht : ∀ (i : σ →₀ ℕ...
no goals
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.topology_eq_ideals_basis_topology
[129, 1]
[149, 28]
have he' : e ∈ (Finite.toFinset hD) := by simp only [id_eq, Finite.mem_toFinset] exact he
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (σ →₀ ℕ) hD : D.Finite t : (σ →₀ ℕ) → Set α ht : ∀ (i : σ →₀ ℕ...
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (σ →₀ ℕ) hD : D.Finite t : (σ →₀ ℕ) → Set α ht : ∀ (i : σ →₀ ℕ...
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.topology_eq_ideals_basis_topology
[129, 1]
[149, 28]
apply Finset.le_sup he'
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (σ →₀ ℕ) hD : D.Finite t : (σ →₀ ℕ) → Set α ht : ∀ (i : σ →₀ ℕ...
no goals
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.topology_eq_ideals_basis_topology
[129, 1]
[149, 28]
simp only [id_eq, Finite.mem_toFinset]
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (σ →₀ ℕ) hD : D.Finite t : (σ →₀ ℕ) → Set α ht : ∀ (i : σ →₀ ℕ...
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (σ →₀ ℕ) hD : D.Finite t : (σ →₀ ℕ) → Set α ht : ∀ (i : σ →₀ ℕ...
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/LinearTopology.lean
MvPowerSeries.topology_eq_ideals_basis_topology
[129, 1]
[149, 28]
exact he
σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (σ →₀ ℕ) hD : D.Finite t : (σ →₀ ℕ) → Set α ht : ∀ (i : σ →₀ ℕ...
no goals
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : CommRing α inst✝¹ : TopologicalSpace α inst✝ : DiscreteTopology α τ : TopologicalSpace (MvPowerSeries σ α) := topologicalSpace σ α τ' : TopologicalSpace (MvPowerSeries σ α) := ⋯.topology s : Set (MvPowerSeries σ α) D : Set (...