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https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.weightedOrder_tendsto_top_iff
[132, 1]
[154, 66]
simp only [Set.mem_Ioi, eventually_cofinite, not_lt]
case coe σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ ⊢ ∀ᶠ (x : ι) in cofinite, weightedOrder w (f x) ∈ Set.Ioi ↑n
case coe σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ ⊢ {x | weightedOrder w (f x) ≤ ↑n}.Finite
Please generate a tactic in lean4 to solve the state. STATE: case coe σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ ⊢ ∀ᶠ (x : ι) in cofinite, weig...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.weightedOrder_tendsto_top_iff
[132, 1]
[154, 66]
let s := {d : σ →₀ ℕ | (weight w d) ≤ n}
case coe σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ ⊢ {x | weightedOrder w (f x) ≤ ↑n}.Finite
case coe σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weight w) d ≤ n} ⊢ {x | weightedOrder w (f x) ≤ ↑n}.Finite
Please generate a tactic in lean4 to solve the state. STATE: case coe σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ ⊢ {x | weightedOrder w (f x) ≤...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.weightedOrder_tendsto_top_iff
[132, 1]
[154, 66]
suffices h_ss : {i | (f i).weightedOrder w ≤ some n} ⊆ ⋃ (d : σ →₀ ℕ) (_ : d ∈ s), {i | coeff α d (f i) ≠ 0} by exact ((finite_of_weight_le w hw n).biUnion fun d _ => hf d).subset h_ss
case coe σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weight w) d ≤ n} ⊢ {x | weightedOrder w (f x) ≤ ↑n}.Finite
case coe σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weight w) d ≤ n} ⊢ {i | weightedOrder w (f i) ≤ some n} ⊆ ⋃ d ∈ s...
Please generate a tactic in lean4 to solve the state. STATE: case coe σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weig...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.weightedOrder_tendsto_top_iff
[132, 1]
[154, 66]
exact ((finite_of_weight_le w hw n).biUnion fun d _ => hf d).subset h_ss
σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weight w) d ≤ n} h_ss : {i | weightedOrder w (f i) ≤ some n} ⊆ ⋃ d ∈ s, {i...
no goals
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weight w) d ≤...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.weightedOrder_tendsto_top_iff
[132, 1]
[154, 66]
intro i hi
case coe σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weight w) d ≤ n} ⊢ {i | weightedOrder w (f i) ≤ some n} ⊆ ⋃ d ∈ s...
case coe σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weight w) d ≤ n} i : ι hi : i ∈ {i | weightedOrder w (f i) ≤ some...
Please generate a tactic in lean4 to solve the state. STATE: case coe σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weig...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.weightedOrder_tendsto_top_iff
[132, 1]
[154, 66]
simp only [mem_setOf_eq] at hi
case coe σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weight w) d ≤ n} i : ι hi : i ∈ {i | weightedOrder w (f i) ≤ some...
case coe σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weight w) d ≤ n} i : ι hi : weightedOrder w (f i) ≤ some n ⊢ i ∈ ...
Please generate a tactic in lean4 to solve the state. STATE: case coe σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weig...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.weightedOrder_tendsto_top_iff
[132, 1]
[154, 66]
simp only [mem_setOf_eq, Nat.cast_id, ne_eq, mem_iUnion, mem_setOf_eq, exists_prop]
case coe σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weight w) d ≤ n} i : ι hi : weightedOrder w (f i) ≤ some n ⊢ i ∈ ...
case coe σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weight w) d ≤ n} i : ι hi : weightedOrder w (f i) ≤ some n ⊢ ∃ i_...
Please generate a tactic in lean4 to solve the state. STATE: case coe σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weig...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.weightedOrder_tendsto_top_iff
[132, 1]
[154, 66]
have heq: (ENat.toNat (weightedOrder w (f i))) = weightedOrder w (f i) := by rw [ENat.coe_toNat_eq_self] exact ne_of_lt (lt_of_le_of_lt hi hn)
case coe σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weight w) d ≤ n} i : ι hi : weightedOrder w (f i) ≤ some n ⊢ ∃ i_...
case coe σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weight w) d ≤ n} i : ι hi : weightedOrder w (f i) ≤ some n heq : ...
Please generate a tactic in lean4 to solve the state. STATE: case coe σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weig...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.weightedOrder_tendsto_top_iff
[132, 1]
[154, 66]
obtain ⟨d, hd⟩ := exists_coeff_ne_zero_of_weightedOrder w (f i) heq
case coe σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weight w) d ≤ n} i : ι hi : weightedOrder w (f i) ≤ some n heq : ...
case coe.intro σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weight w) d ≤ n} i : ι hi : weightedOrder w (f i) ≤ some n ...
Please generate a tactic in lean4 to solve the state. STATE: case coe σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weig...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.weightedOrder_tendsto_top_iff
[132, 1]
[154, 66]
refine' ⟨d, _, hd.2⟩
case coe.intro σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weight w) d ≤ n} i : ι hi : weightedOrder w (f i) ≤ some n ...
case coe.intro σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weight w) d ≤ n} i : ι hi : weightedOrder w (f i) ≤ some n ...
Please generate a tactic in lean4 to solve the state. STATE: case coe.intro σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d |...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.weightedOrder_tendsto_top_iff
[132, 1]
[154, 66]
simpa [← hd.1, WithTop.some_eq_coe, Nat.cast_le] using hi
case coe.intro σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weight w) d ≤ n} i : ι hi : weightedOrder w (f i) ≤ some n ...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case coe.intro σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d |...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.weightedOrder_tendsto_top_iff
[132, 1]
[154, 66]
rw [ENat.coe_toNat_eq_self]
σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weight w) d ≤ n} i : ι hi : weightedOrder w (f i) ≤ some n ⊢ ↑(ENat.toNat ...
σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weight w) d ≤ n} i : ι hi : weightedOrder w (f i) ≤ some n ⊢ weightedOrder...
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weight w) d ≤...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.weightedOrder_tendsto_top_iff
[132, 1]
[154, 66]
exact ne_of_lt (lt_of_le_of_lt hi hn)
σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weight w) d ≤ n} i : ι hi : weightedOrder w (f i) ≤ some n ⊢ weightedOrder...
no goals
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι✝ : Type ?u.15453 inst✝¹ : Semiring α inst✝ : Finite σ ι : Type u_3 w : σ → ℕ hw : ∀ (x : σ), w x ≠ 0 f : ι → MvPowerSeries σ α hf : StronglySummable f n : ℕ hn : ↑n < ⊤ s : Set (σ →₀ ℕ) := {d | (weight w) d ≤...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.order_tendsto_top_iff
[160, 1]
[162, 44]
simp
σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : Finite σ f : ι → MvPowerSeries σ α ⊢ σ → 1 ≠ 0
no goals
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : Finite σ f : ι → MvPowerSeries σ α ⊢ σ → 1 ≠ 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.not_mem_unionOfSupportOfCoeffLe_iff
[179, 1]
[183, 54]
simp only [unionOfSupportOfCoeffLe, Finset.mem_biUnion, Finset.mem_Iic, Finite.mem_toFinset, mem_support, not_exists, ne_eq, not_and, not_not]
σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f : ι → MvPowerSeries σ α hf : StronglySummable f d : σ →₀ ℕ i : ι ⊢ i ∉ hf.unionOfSupportOfCoeffLe d ↔ ∀ e ≤ d, (coeff α e) (f i) = 0
no goals
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f : ι → MvPowerSeries σ α hf : StronglySummable f d : σ →₀ ℕ i : ι ⊢ i ∉ hf.unionOfSupportOfCoeffLe d ↔ ∀ e ≤ d, (coeff α e) (f i) = 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.of_subset_unionOfSupportOfCoeffLe_finite
[196, 1]
[203, 96]
suffices {I : Finset ι | I ⊆ hf.unionOfSupportOfCoeffLe d} = (hf.unionOfSupportOfCoeffLe d).powerset by rw [this]; apply finite_toSet
σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f : ι → MvPowerSeries σ α hf : StronglySummable f d : σ →₀ ℕ ⊢ {I | I ⊆ hf.unionOfSupportOfCoeffLe d}.Finite
σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f : ι → MvPowerSeries σ α hf : StronglySummable f d : σ →₀ ℕ ⊢ {I | I ⊆ hf.unionOfSupportOfCoeffLe d} = ↑(hf.unionOfSupportOfCoeffLe d).powerset
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f : ι → MvPowerSeries σ α hf : StronglySummable f d : σ →₀ ℕ ⊢ {I | I ⊆ hf.unionOfSupportOfCoeffLe d}.Finite TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.of_subset_unionOfSupportOfCoeffLe_finite
[196, 1]
[203, 96]
ext I
σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f : ι → MvPowerSeries σ α hf : StronglySummable f d : σ →₀ ℕ ⊢ {I | I ⊆ hf.unionOfSupportOfCoeffLe d} = ↑(hf.unionOfSupportOfCoeffLe d).powerset
case h σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f : ι → MvPowerSeries σ α hf : StronglySummable f d : σ →₀ ℕ I : Finset ι ⊢ I ∈ {I | I ⊆ hf.unionOfSupportOfCoeffLe d} ↔ I ∈ ↑(hf.unionOfSupportOfCoeffLe d).powerset
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f : ι → MvPowerSeries σ α hf : StronglySummable f d : σ →₀ ℕ ⊢ {I | I ⊆ hf.unionOfSupportOfCoeffLe d} = ↑(hf.unionOfSupportOfCoeffLe d).powerset TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.of_subset_unionOfSupportOfCoeffLe_finite
[196, 1]
[203, 96]
simp only [mem_setOf_eq, coe_powerset, Set.mem_preimage, mem_powerset_iff, Finset.coe_subset]
case h σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f : ι → MvPowerSeries σ α hf : StronglySummable f d : σ →₀ ℕ I : Finset ι ⊢ I ∈ {I | I ⊆ hf.unionOfSupportOfCoeffLe d} ↔ I ∈ ↑(hf.unionOfSupportOfCoeffLe d).powerset
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f : ι → MvPowerSeries σ α hf : StronglySummable f d : σ →₀ ℕ I : Finset ι ⊢ I ∈ {I | I ⊆ hf.unionOfSupportOfCoeffLe d} ↔ I ∈ ↑(hf.unionOfSupportOfCo...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.of_subset_unionOfSupportOfCoeffLe_finite
[196, 1]
[203, 96]
rw [this]
σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f : ι → MvPowerSeries σ α hf : StronglySummable f d : σ →₀ ℕ this : {I | I ⊆ hf.unionOfSupportOfCoeffLe d} = ↑(hf.unionOfSupportOfCoeffLe d).powerset ⊢ {I | I ⊆ hf.unionOfSupportOfCoeffLe d}.Finite
σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f : ι → MvPowerSeries σ α hf : StronglySummable f d : σ →₀ ℕ this : {I | I ⊆ hf.unionOfSupportOfCoeffLe d} = ↑(hf.unionOfSupportOfCoeffLe d).powerset ⊢ (↑(hf.unionOfSupportOfCoeffLe d).powerset).Finite
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f : ι → MvPowerSeries σ α hf : StronglySummable f d : σ →₀ ℕ this : {I | I ⊆ hf.unionOfSupportOfCoeffLe d} = ↑(hf.unionOfSupportOfCoeffLe d).powerset ⊢ {I ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.of_subset_unionOfSupportOfCoeffLe_finite
[196, 1]
[203, 96]
apply finite_toSet
σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f : ι → MvPowerSeries σ α hf : StronglySummable f d : σ →₀ ℕ this : {I | I ⊆ hf.unionOfSupportOfCoeffLe d} = ↑(hf.unionOfSupportOfCoeffLe d).powerset ⊢ (↑(hf.unionOfSupportOfCoeffLe d).powerset).Finite
no goals
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f : ι → MvPowerSeries σ α hf : StronglySummable f d : σ →₀ ℕ this : {I | I ⊆ hf.unionOfSupportOfCoeffLe d} = ↑(hf.unionOfSupportOfCoeffLe d).powerset ⊢ (↑(...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_add
[210, 1]
[220, 19]
intro d i
σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g ⊢ ∀ (d : σ →₀ ℕ), (support fun i => (coeff α d) ((f + g) i)) ⊆ ↑(⋯.toFinset ∪ ⋯.toFinset)
σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι ⊢ (i ∈ support fun i => (coeff α d) ((f + g) i)) → i ∈ ↑(⋯.toFinset ∪ ⋯.toFinset)
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g ⊢ ∀ (d : σ →₀ ℕ), (support fun i => (coeff α d) ((f + g) i)) ⊆ ↑(⋯.toFinset ∪ ⋯...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_add
[210, 1]
[220, 19]
simp only [Pi.add_apply, map_add, Function.mem_support, ne_eq, coe_union, Finite.coe_toFinset, Set.mem_union]
σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι ⊢ (i ∈ support fun i => (coeff α d) ((f + g) i)) → i ∈ ↑(⋯.toFinset ∪ ⋯.toFinset)
σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι ⊢ ¬(coeff α d) (f i) + (coeff α d) (g i) = 0 → ¬(coeff α d) (f i) = 0 ∨ ¬(coeff α d) (g i) = 0
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι ⊢ (i ∈ support fun i => (coeff α d) ((f + g) i)) → i ∈ ↑(⋯.toF...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_add
[210, 1]
[220, 19]
intro h
σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι ⊢ ¬(coeff α d) (f i) + (coeff α d) (g i) = 0 → ¬(coeff α d) (f i) = 0 ∨ ¬(coeff α d) (g i) = 0
σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι h : ¬(coeff α d) (f i) + (coeff α d) (g i) = 0 ⊢ ¬(coeff α d) (f i) = 0 ∨ ¬(coeff α d) (g i) = 0
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι ⊢ ¬(coeff α d) (f i) + (coeff α d) (g i) = 0 → ¬(coeff α d) (f...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_add
[210, 1]
[220, 19]
by_cases h₁ : coeff α d (f i) = 0
σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι h : ¬(coeff α d) (f i) + (coeff α d) (g i) = 0 ⊢ ¬(coeff α d) (f i) = 0 ∨ ¬(coeff α d) (g i) = 0
case pos σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι h : ¬(coeff α d) (f i) + (coeff α d) (g i) = 0 h₁ : (coeff α d) (f i) = 0 ⊢ ¬(coeff α d) (f i) = 0 ∨ ¬(coeff α d) ...
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι h : ¬(coeff α d) (f i) + (coeff α d) (g i) = 0 ⊢ ¬(coeff α d) ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_add
[210, 1]
[220, 19]
right
case pos σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι h : ¬(coeff α d) (f i) + (coeff α d) (g i) = 0 h₁ : (coeff α d) (f i) = 0 ⊢ ¬(coeff α d) (f i) = 0 ∨ ¬(coeff α d) ...
case pos.h σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι h : ¬(coeff α d) (f i) + (coeff α d) (g i) = 0 h₁ : (coeff α d) (f i) = 0 ⊢ ¬(coeff α d) (g i) = 0
Please generate a tactic in lean4 to solve the state. STATE: case pos σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι h : ¬(coeff α d) (f i) + (coeff α d) (g i) = 0 h₁ : (...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_add
[210, 1]
[220, 19]
simpa [h₁] using h
case pos.h σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι h : ¬(coeff α d) (f i) + (coeff α d) (g i) = 0 h₁ : (coeff α d) (f i) = 0 ⊢ ¬(coeff α d) (g i) = 0
no goals
Please generate a tactic in lean4 to solve the state. STATE: case pos.h σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι h : ¬(coeff α d) (f i) + (coeff α d) (g i) = 0 h₁ :...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_add
[210, 1]
[220, 19]
left
case neg σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι h : ¬(coeff α d) (f i) + (coeff α d) (g i) = 0 h₁ : ¬(coeff α d) (f i) = 0 ⊢ ¬(coeff α d) (f i) = 0 ∨ ¬(coeff α d)...
case neg.h σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι h : ¬(coeff α d) (f i) + (coeff α d) (g i) = 0 h₁ : ¬(coeff α d) (f i) = 0 ⊢ ¬(coeff α d) (f i) = 0
Please generate a tactic in lean4 to solve the state. STATE: case neg σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι h : ¬(coeff α d) (f i) + (coeff α d) (g i) = 0 h₁ : ¬...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_add
[210, 1]
[220, 19]
exact h₁
case neg.h σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι h : ¬(coeff α d) (f i) + (coeff α d) (g i) = 0 h₁ : ¬(coeff α d) (f i) = 0 ⊢ ¬(coeff α d) (f i) = 0
no goals
Please generate a tactic in lean4 to solve the state. STATE: case neg.h σ : Type u_1 α : Type u_2 inst✝² : DecidableEq σ ι : Type u_3 inst✝¹ : Semiring α inst✝ : DecidableEq ι f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι h : ¬(coeff α d) (f i) + (coeff α d) (g i) = 0 h₁ :...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.add
[224, 1]
[226, 80]
classical exact fun d => Finite.subset (finite_toSet _) (support_add hf hg d)
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g ⊢ StronglySummable (f + g)
no goals
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g ⊢ StronglySummable (f + g) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.add
[224, 1]
[226, 80]
exact fun d => Finite.subset (finite_toSet _) (support_add hf hg d)
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g ⊢ StronglySummable (f + g)
no goals
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g ⊢ StronglySummable (f + g) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.smul
[230, 1]
[238, 45]
intro d
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α a : ι → α hf : StronglySummable f ⊢ StronglySummable (a • f)
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α a : ι → α hf : StronglySummable f d : σ →₀ ℕ ⊢ (support fun i => (coeff α d) ((a • f) i)).Finite
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α a : ι → α hf : StronglySummable f ⊢ StronglySummable (a • f) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.smul
[230, 1]
[238, 45]
apply Finite.subset (hf d)
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α a : ι → α hf : StronglySummable f d : σ →₀ ℕ ⊢ (support fun i => (coeff α d) ((a • f) i)).Finite
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α a : ι → α hf : StronglySummable f d : σ →₀ ℕ ⊢ (support fun i => (coeff α d) ((a • f) i)) ⊆ support fun i => (coeff α d) (f i)
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α a : ι → α hf : StronglySummable f d : σ →₀ ℕ ⊢ (support fun i => (coeff α d) ((a • f) i)).Finite TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.smul
[230, 1]
[238, 45]
intro i
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α a : ι → α hf : StronglySummable f d : σ →₀ ℕ ⊢ (support fun i => (coeff α d) ((a • f) i)) ⊆ support fun i => (coeff α d) (f i)
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α a : ι → α hf : StronglySummable f d : σ →₀ ℕ i : ι ⊢ (i ∈ support fun i => (coeff α d) ((a • f) i)) → i ∈ support fun i => (coeff α d) (f i)
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α a : ι → α hf : StronglySummable f d : σ →₀ ℕ ⊢ (support fun i => (coeff α d) ((a • f) i)) ⊆ support fun i => (coeff α d) (f i) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.smul
[230, 1]
[238, 45]
simp only [Pi.smul_apply', Pi.smul_apply, Function.mem_support, ne_eq]
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α a : ι → α hf : StronglySummable f d : σ →₀ ℕ i : ι ⊢ (i ∈ support fun i => (coeff α d) ((a • f) i)) → i ∈ support fun i => (coeff α d) (f i)
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α a : ι → α hf : StronglySummable f d : σ →₀ ℕ i : ι ⊢ ¬(coeff α d) (a i • f i) = 0 → ¬(coeff α d) (f i) = 0
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α a : ι → α hf : StronglySummable f d : σ →₀ ℕ i : ι ⊢ (i ∈ support fun i => (coeff α d) ((a • f) i)) → i ∈ support fun i => (coeff α d) (f i) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.smul
[230, 1]
[238, 45]
intro h h'
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α a : ι → α hf : StronglySummable f d : σ →₀ ℕ i : ι ⊢ ¬(coeff α d) (a i • f i) = 0 → ¬(coeff α d) (f i) = 0
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α a : ι → α hf : StronglySummable f d : σ →₀ ℕ i : ι h : ¬(coeff α d) (a i • f i) = 0 h' : (coeff α d) (f i) = 0 ⊢ False
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α a : ι → α hf : StronglySummable f d : σ →₀ ℕ i : ι ⊢ ¬(coeff α d) (a i • f i) = 0 → ¬(coeff α d) (f i) = 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.smul
[230, 1]
[238, 45]
apply h
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α a : ι → α hf : StronglySummable f d : σ →₀ ℕ i : ι h : ¬(coeff α d) (a i • f i) = 0 h' : (coeff α d) (f i) = 0 ⊢ False
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α a : ι → α hf : StronglySummable f d : σ →₀ ℕ i : ι h : ¬(coeff α d) (a i • f i) = 0 h' : (coeff α d) (f i) = 0 ⊢ (coeff α d) (a i • f i) = 0
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α a : ι → α hf : StronglySummable f d : σ →₀ ℕ i : ι h : ¬(coeff α d) (a i • f i) = 0 h' : (coeff α d) (f i) = 0 ⊢ False TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.smul
[230, 1]
[238, 45]
rw [coeff_smul, h', MulZeroClass.mul_zero]
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α a : ι → α hf : StronglySummable f d : σ →₀ ℕ i : ι h : ¬(coeff α d) (a i • f i) = 0 h' : (coeff α d) (f i) = 0 ⊢ (coeff α d) (a i • f i) = 0
no goals
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α a : ι → α hf : StronglySummable f d : σ →₀ ℕ i : ι h : ¬(coeff α d) (a i • f i) = 0 h' : (coeff α d) (f i) = 0 ⊢ (coeff α d) (a i • f i) = 0 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_mul
[245, 1]
[274, 13]
rintro d ⟨i, j⟩ h
σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g ⊢ ∀ (d : σ →₀ ℕ), (support fun i => (coeff α d) (f i....
case mk σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fun i...
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummabl...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_mul
[245, 1]
[274, 13]
suffices ∃ p ∈ antidiagonal d, coeff α (p.fst : σ →₀ ℕ) (f i) * (coeff α p.snd) (g j) ≠ 0 by obtain ⟨⟨b, c⟩, hbc, h'⟩ := this simp only [mem_antidiagonal] at hbc erw [Finset.mem_product] simp only [Finset.mem_biUnion, mem_antidiagonal, Finite.mem_toFinset, mem_support, ne_eq, Prod.exists] constructor . ...
case mk σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fun i...
case mk σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fun i...
Please generate a tactic in lean4 to solve the state. STATE: case mk σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : Strongl...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_mul
[245, 1]
[274, 13]
obtain ⟨⟨b, c⟩, hbc, h'⟩ := this
σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fun i => (coe...
case intro.mk.intro σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ s...
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummabl...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_mul
[245, 1]
[274, 13]
simp only [mem_antidiagonal] at hbc
case intro.mk.intro σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ s...
case intro.mk.intro σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ s...
Please generate a tactic in lean4 to solve the state. STATE: case intro.mk.intro σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_mul
[245, 1]
[274, 13]
erw [Finset.mem_product]
case intro.mk.intro σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ s...
case intro.mk.intro σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ s...
Please generate a tactic in lean4 to solve the state. STATE: case intro.mk.intro σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_mul
[245, 1]
[274, 13]
simp only [Finset.mem_biUnion, mem_antidiagonal, Finite.mem_toFinset, mem_support, ne_eq, Prod.exists]
case intro.mk.intro σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ s...
case intro.mk.intro σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ s...
Please generate a tactic in lean4 to solve the state. STATE: case intro.mk.intro σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_mul
[245, 1]
[274, 13]
constructor
case intro.mk.intro σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ s...
case intro.mk.intro.left σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j...
Please generate a tactic in lean4 to solve the state. STATE: case intro.mk.intro σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_mul
[245, 1]
[274, 13]
. use b, c, hbc intro h₁ apply h' rw [h₁, MulZeroClass.zero_mul]
case intro.mk.intro.left σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j...
case intro.mk.intro.right σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, ...
Please generate a tactic in lean4 to solve the state. STATE: case intro.mk.intro.left σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummab...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_mul
[245, 1]
[274, 13]
. use b, c, hbc intro h₂ apply h' rw [h₂, MulZeroClass.mul_zero]
case intro.mk.intro.right σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, ...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case intro.mk.intro.right σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySumma...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_mul
[245, 1]
[274, 13]
use b, c, hbc
case intro.mk.intro.left σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j...
case right σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fu...
Please generate a tactic in lean4 to solve the state. STATE: case intro.mk.intro.left σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummab...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_mul
[245, 1]
[274, 13]
intro h₁
case right σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fu...
case right σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fu...
Please generate a tactic in lean4 to solve the state. STATE: case right σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : Stro...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_mul
[245, 1]
[274, 13]
apply h'
case right σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fu...
case right σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fu...
Please generate a tactic in lean4 to solve the state. STATE: case right σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : Stro...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_mul
[245, 1]
[274, 13]
rw [h₁, MulZeroClass.zero_mul]
case right σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fu...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case right σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : Stro...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_mul
[245, 1]
[274, 13]
use b, c, hbc
case intro.mk.intro.right σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, ...
case right σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fu...
Please generate a tactic in lean4 to solve the state. STATE: case intro.mk.intro.right σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySumma...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_mul
[245, 1]
[274, 13]
intro h₂
case right σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fu...
case right σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fu...
Please generate a tactic in lean4 to solve the state. STATE: case right σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : Stro...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_mul
[245, 1]
[274, 13]
apply h'
case right σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fu...
case right σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fu...
Please generate a tactic in lean4 to solve the state. STATE: case right σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : Stro...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_mul
[245, 1]
[274, 13]
rw [h₂, MulZeroClass.mul_zero]
case right σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fu...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case right σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : Stro...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_mul
[245, 1]
[274, 13]
by_contra h'
case mk σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fun i...
case mk σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fun i...
Please generate a tactic in lean4 to solve the state. STATE: case mk σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : Strongl...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_mul
[245, 1]
[274, 13]
refine' h (sum_eq_zero _)
case mk σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fun i...
case mk σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fun i...
Please generate a tactic in lean4 to solve the state. STATE: case mk σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : Strongl...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_mul
[245, 1]
[274, 13]
push_neg at h'
case mk σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fun i...
case mk σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fun i...
Please generate a tactic in lean4 to solve the state. STATE: case mk σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : Strongl...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_mul
[245, 1]
[274, 13]
simp only [mem_antidiagonal] at h' ⊢
case mk σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fun i...
case mk σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fun i...
Please generate a tactic in lean4 to solve the state. STATE: case mk σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : Strongl...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.support_mul
[245, 1]
[274, 13]
exact h'
case mk σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ i : ι j : κ h : (i, j) ∈ support fun i...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case mk σ : Type u_1 α : Type u_2 inst✝⁴ : DecidableEq σ ι : Type u_3 inst✝³ : Semiring α inst✝² : DecidableEq ι inst✝¹ : DecidableEq σ f : ι → MvPowerSeries σ α κ : Type u_4 inst✝ : DecidableEq κ g : κ → MvPowerSeries σ α hf : StronglySummable f hg : Strongl...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.mul
[280, 1]
[283, 80]
classical exact fun d => Finite.subset (finite_toSet _) (support_mul hf hg d)
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g ⊢ StronglySummable fun i => f i.1 * g i.2
no goals
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g ⊢ StronglySummable fun i => f i.1 * g i.2 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.mul
[280, 1]
[283, 80]
exact fun d => Finite.subset (finite_toSet _) (support_mul hf hg d)
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g ⊢ StronglySummable fun i => f i.1 * g i.2
no goals
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g ⊢ StronglySummable fun i => f i.1 * g i.2 TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.coeff_sum
[299, 1]
[304, 86]
rw [coeff_sum_def, sum_subset (Finite.toFinset_subset.mpr hs)]
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α hf : StronglySummable f d : σ →₀ ℕ s : Finset ι hs : (support fun i => (coeff α d) (f i)) ⊆ ↑s ⊢ (coeff α d) hf.sum = ∑ i ∈ s, (coeff α d) (f i)
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α hf : StronglySummable f d : σ →₀ ℕ s : Finset ι hs : (support fun i => (coeff α d) (f i)) ⊆ ↑s ⊢ ∀ x ∈ s, x ∉ ⋯.toFinset → (coeff α d) (f x) = 0
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α hf : StronglySummable f d : σ →₀ ℕ s : Finset ι hs : (support fun i => (coeff α d) (f i)) ⊆ ↑s ⊢ (coeff α d) hf.sum = ∑ i ∈ s, (coeff α d) (f i) TACTIC:...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.coeff_sum
[299, 1]
[304, 86]
intro i _ hi'
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α hf : StronglySummable f d : σ →₀ ℕ s : Finset ι hs : (support fun i => (coeff α d) (f i)) ⊆ ↑s ⊢ ∀ x ∈ s, x ∉ ⋯.toFinset → (coeff α d) (f x) = 0
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α hf : StronglySummable f d : σ →₀ ℕ s : Finset ι hs : (support fun i => (coeff α d) (f i)) ⊆ ↑s i : ι a✝ : i ∈ s hi' : i ∉ ⋯.toFinset ⊢ (coeff α d) (f i) = 0
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α hf : StronglySummable f d : σ →₀ ℕ s : Finset ι hs : (support fun i => (coeff α d) (f i)) ⊆ ↑s ⊢ ∀ x ∈ s, x ∉ ⋯.toFinset → (coeff α d) (f x) = 0 TACTIC:...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.coeff_sum
[299, 1]
[304, 86]
simpa only [Finite.mem_toFinset, Function.mem_support, Classical.not_not] using hi'
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α hf : StronglySummable f d : σ →₀ ℕ s : Finset ι hs : (support fun i => (coeff α d) (f i)) ⊆ ↑s i : ι a✝ : i ∈ s hi' : i ∉ ⋯.toFinset ⊢ (coeff α d) (f i) = 0
no goals
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α hf : StronglySummable f d : σ →₀ ℕ s : Finset ι hs : (support fun i => (coeff α d) (f i)) ⊆ ↑s i : ι a✝ : i ∈ s hi' : i ∉ ⋯.toFinset ⊢ (coeff α d) (f i)...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_congr
[308, 1]
[314, 57]
ext d
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g h : f = g ⊢ hf.sum = hg.sum
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g h : f = g d : σ →₀ ℕ ⊢ (coeff α d) hf.sum = (coeff α d) hg.sum
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g h : f = g ⊢ hf.sum = hg.sum TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_congr
[308, 1]
[314, 57]
simp only [coeff_sum_def]
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g h : f = g d : σ →₀ ℕ ⊢ (coeff α d) hf.sum = (coeff α d) hg.sum
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g h : f = g d : σ →₀ ℕ ⊢ ∑ i ∈ ⋯.toFinset, (coeff α d) (f i) = ∑ i ∈ ⋯.toFinset, (coeff α d) (g i)
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g h : f = g d : σ →₀ ℕ ⊢ (coeff α d) hf.sum = (coeff α d) hg.sum TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_congr
[308, 1]
[314, 57]
refine' Finset.sum_congr _ fun i _ => by rw [h]
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g h : f = g d : σ →₀ ℕ ⊢ ∑ i ∈ ⋯.toFinset, (coeff α d) (f i) = ∑ i ∈ ⋯.toFinset, (coeff α d) (g i)
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g h : f = g d : σ →₀ ℕ ⊢ ⋯.toFinset = ⋯.toFinset
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g h : f = g d : σ →₀ ℕ ⊢ ∑ i ∈ ⋯.toFinset, (coeff α d) (f i) = ∑ i ∈ ⋯.toFinset, (coeff α d) (g i...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_congr
[308, 1]
[314, 57]
ext i
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g h : f = g d : σ →₀ ℕ ⊢ ⋯.toFinset = ⋯.toFinset
case h.a σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g h : f = g d : σ →₀ ℕ i : ι ⊢ i ∈ ⋯.toFinset ↔ i ∈ ⋯.toFinset
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g h : f = g d : σ →₀ ℕ ⊢ ⋯.toFinset = ⋯.toFinset TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_congr
[308, 1]
[314, 57]
simp only [Finite.mem_toFinset, mem_support, ne_eq, h]
case h.a σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g h : f = g d : σ →₀ ℕ i : ι ⊢ i ∈ ⋯.toFinset ↔ i ∈ ⋯.toFinset
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h.a σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g h : f = g d : σ →₀ ℕ i : ι ⊢ i ∈ ⋯.toFinset ↔ i ∈ ⋯.toFinset TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_congr
[308, 1]
[314, 57]
rw [h]
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g h : f = g d : σ →₀ ℕ i : ι x✝ : i ∈ ⋯.toFinset ⊢ (coeff α d) (f i) = (coeff α d) (g i)
no goals
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g h : f = g d : σ →₀ ℕ i : ι x✝ : i ∈ ⋯.toFinset ⊢ (coeff α d) (f i) = (coeff α d) (g i) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_add
[320, 1]
[329, 94]
classical ext d simp only [coeff_sum, Pi.add_apply, map_add] rw [coeff_sum d (support_add hf hg d), coeff_sum d, coeff_sum d] simp only [Pi.add_apply, map_add, Finset.union_assoc] rw [sum_add_distrib] all_goals simp only [coe_union, Finite.coe_toFinset, Set.subset_union_right, Set.subset_union_left]
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g ⊢ ⋯.sum = hf.sum + hg.sum
no goals
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g ⊢ ⋯.sum = hf.sum + hg.sum TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_add
[320, 1]
[329, 94]
ext d
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g ⊢ ⋯.sum = hf.sum + hg.sum
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ (coeff α d) ⋯.sum = (coeff α d) (hf.sum + hg.sum)
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g ⊢ ⋯.sum = hf.sum + hg.sum TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_add
[320, 1]
[329, 94]
simp only [coeff_sum, Pi.add_apply, map_add]
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ (coeff α d) ⋯.sum = (coeff α d) (hf.sum + hg.sum)
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ (coeff α d) ⋯.sum = (coeff α d) hf.sum + (coeff α d) hg.sum
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ (coeff α d) ⋯.sum = (coeff α d) (hf.sum + hg.sum) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_add
[320, 1]
[329, 94]
rw [coeff_sum d (support_add hf hg d), coeff_sum d, coeff_sum d]
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ (coeff α d) ⋯.sum = (coeff α d) hf.sum + (coeff α d) hg.sum
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ ∑ i ∈ ⋯.toFinset ∪ ⋯.toFinset, (coeff α d) ((f + g) i) = ∑ i ∈ ?m.48819, (coeff α d) (f i) + ∑ i ∈ ?m.48941, (coeff α d) (g i) case h σ : ...
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ (coeff α d) ⋯.sum = (coeff α d) hf.sum + (coeff α d) hg.sum TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_add
[320, 1]
[329, 94]
simp only [Pi.add_apply, map_add, Finset.union_assoc]
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ ∑ i ∈ ⋯.toFinset ∪ ⋯.toFinset, (coeff α d) ((f + g) i) = ∑ i ∈ ?m.48819, (coeff α d) (f i) + ∑ i ∈ ?m.48941, (coeff α d) (g i) case h σ : ...
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ ∑ x ∈ ⋯.toFinset ∪ ⋯.toFinset, ((coeff α d) (f x) + (coeff α d) (g x)) = ∑ i ∈ ?m.48819, (coeff α d) (f i) + ∑ i ∈ ?m.48941, (coeff α d) (g...
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ ∑ i ∈ ⋯.toFinset ∪ ⋯.toFinset, (coeff α d) ((f + g) i) = ∑ i ∈ ?m.48819, (coef...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_add
[320, 1]
[329, 94]
rw [sum_add_distrib]
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ ∑ x ∈ ⋯.toFinset ∪ ⋯.toFinset, ((coeff α d) (f x) + (coeff α d) (g x)) = ∑ i ∈ ?m.48819, (coeff α d) (f i) + ∑ i ∈ ?m.48941, (coeff α d) (g...
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ (support fun i => (coeff α d) (g i)) ⊆ ↑(⋯.toFinset ∪ ⋯.toFinset) case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ :...
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ ∑ x ∈ ⋯.toFinset ∪ ⋯.toFinset, ((coeff α d) (f x) + (coeff α d) (g x)) = ∑ i ∈...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_add
[320, 1]
[329, 94]
all_goals simp only [coe_union, Finite.coe_toFinset, Set.subset_union_right, Set.subset_union_left]
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ (support fun i => (coeff α d) (g i)) ⊆ ↑(⋯.toFinset ∪ ⋯.toFinset) case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ :...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ (support fun i => (coeff α d) (g i)) ⊆ ↑(⋯.toFinset ∪ ⋯.toFinset) case h σ : Type...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_add
[320, 1]
[329, 94]
simp only [coe_union, Finite.coe_toFinset, Set.subset_union_right, Set.subset_union_left]
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ (support fun i => (coeff α d) (f i)) ⊆ ↑(⋯.toFinset ∪ ⋯.toFinset)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ (support fun i => (coeff α d) (f i)) ⊆ ↑(⋯.toFinset ∪ ⋯.toFinset) TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_add'
[332, 1]
[341, 94]
classical ext d simp only [coeff_sum, Pi.add_apply, map_add] rw [coeff_sum d (support_add hf hg d), coeff_sum d, coeff_sum d] simp only [Pi.add_apply, map_add, Finset.union_assoc] rw [sum_add_distrib] all_goals simp only [coe_union, Finite.coe_toFinset, Set.subset_union_right, Set.subset_union_left]
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g hh : StronglySummable (f + g) ⊢ hh.sum = hf.sum + hg.sum
no goals
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g hh : StronglySummable (f + g) ⊢ hh.sum = hf.sum + hg.sum TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_add'
[332, 1]
[341, 94]
ext d
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g hh : StronglySummable (f + g) ⊢ hh.sum = hf.sum + hg.sum
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g hh : StronglySummable (f + g) d : σ →₀ ℕ ⊢ (coeff α d) hh.sum = (coeff α d) (hf.sum + hg.sum)
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g hh : StronglySummable (f + g) ⊢ hh.sum = hf.sum + hg.sum TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_add'
[332, 1]
[341, 94]
simp only [coeff_sum, Pi.add_apply, map_add]
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g hh : StronglySummable (f + g) d : σ →₀ ℕ ⊢ (coeff α d) hh.sum = (coeff α d) (hf.sum + hg.sum)
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g hh : StronglySummable (f + g) d : σ →₀ ℕ ⊢ (coeff α d) hh.sum = (coeff α d) hf.sum + (coeff α d) hg.sum
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g hh : StronglySummable (f + g) d : σ →₀ ℕ ⊢ (coeff α d) hh.sum = (coeff α d) (hf.sum + hg.sum) T...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_add'
[332, 1]
[341, 94]
rw [coeff_sum d (support_add hf hg d), coeff_sum d, coeff_sum d]
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g hh : StronglySummable (f + g) d : σ →₀ ℕ ⊢ (coeff α d) hh.sum = (coeff α d) hf.sum + (coeff α d) hg.sum
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g hh : StronglySummable (f + g) d : σ →₀ ℕ ⊢ ∑ i ∈ ⋯.toFinset ∪ ⋯.toFinset, (coeff α d) ((f + g) i) = ∑ i ∈ ?m.52863, (coeff α d) (f i) + ∑ i ∈ ?m.52985, ...
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g hh : StronglySummable (f + g) d : σ →₀ ℕ ⊢ (coeff α d) hh.sum = (coeff α d) hf.sum + (coeff α d...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_add'
[332, 1]
[341, 94]
simp only [Pi.add_apply, map_add, Finset.union_assoc]
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g hh : StronglySummable (f + g) d : σ →₀ ℕ ⊢ ∑ i ∈ ⋯.toFinset ∪ ⋯.toFinset, (coeff α d) ((f + g) i) = ∑ i ∈ ?m.52863, (coeff α d) (f i) + ∑ i ∈ ?m.52985, ...
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g hh : StronglySummable (f + g) d : σ →₀ ℕ ⊢ ∑ x ∈ ⋯.toFinset ∪ ⋯.toFinset, ((coeff α d) (f x) + (coeff α d) (g x)) = ∑ i ∈ ?m.52863, (coeff α d) (f i) + ...
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g hh : StronglySummable (f + g) d : σ →₀ ℕ ⊢ ∑ i ∈ ⋯.toFinset ∪ ⋯.toFinset, (coeff α d) ((f + g) ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_add'
[332, 1]
[341, 94]
rw [sum_add_distrib]
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g hh : StronglySummable (f + g) d : σ →₀ ℕ ⊢ ∑ x ∈ ⋯.toFinset ∪ ⋯.toFinset, ((coeff α d) (f x) + (coeff α d) (g x)) = ∑ i ∈ ?m.52863, (coeff α d) (f i) + ...
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g hh : StronglySummable (f + g) d : σ →₀ ℕ ⊢ (support fun i => (coeff α d) (g i)) ⊆ ↑(⋯.toFinset ∪ ⋯.toFinset) case h σ : Type u_1 α : Type u_2 inst✝¹ : Deci...
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g hh : StronglySummable (f + g) d : σ →₀ ℕ ⊢ ∑ x ∈ ⋯.toFinset ∪ ⋯.toFinset, ((coeff α d) (f x) + ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_add'
[332, 1]
[341, 94]
all_goals simp only [coe_union, Finite.coe_toFinset, Set.subset_union_right, Set.subset_union_left]
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g hh : StronglySummable (f + g) d : σ →₀ ℕ ⊢ (support fun i => (coeff α d) (g i)) ⊆ ↑(⋯.toFinset ∪ ⋯.toFinset) case h σ : Type u_1 α : Type u_2 inst✝¹ : Deci...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g hh : StronglySummable (f + g) d : σ →₀ ℕ ⊢ (support fun i => (coeff α d) (g i)) ⊆ ↑(⋯.toFinset ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_add'
[332, 1]
[341, 94]
simp only [coe_union, Finite.coe_toFinset, Set.subset_union_right, Set.subset_union_left]
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g hh : StronglySummable (f + g) d : σ →₀ ℕ ⊢ (support fun i => (coeff α d) (f i)) ⊆ ↑(⋯.toFinset ∪ ⋯.toFinset)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f g : ι → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g hh : StronglySummable (f + g) d : σ →₀ ℕ ⊢ (support fun i => (coeff α d) (f i)) ⊆ ↑(⋯.toFinset ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_mul
[346, 1]
[360, 41]
classical ext d simp_rw [coeff_sum d (support_mul hf hg d), coeff_mul] rw [sum_comm] apply Finset.sum_congr rfl rintro bc hbc erw [Finset.sum_product] rw [coeff_sum _, coeff_sum _, sum_mul_sum] all_goals intro x hx apply @Finset.subset_biUnion_of_mem _ _ _ _ _ bc hbc exact (Finite.mem_toFinset _).mpr hx
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g ⊢ ⋯.sum = hf.sum * hg.sum
no goals
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g ⊢ ⋯.sum = hf.sum * hg.sum TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_mul
[346, 1]
[360, 41]
ext d
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g ⊢ ⋯.sum = hf.sum * hg.sum
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ (coeff α d) ⋯.sum = (coeff α d) (hf.sum * hg.sum)
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g ⊢ ⋯.sum = hf.sum * hg.sum TACTIC:
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_mul
[346, 1]
[360, 41]
simp_rw [coeff_sum d (support_mul hf hg d), coeff_mul]
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ (coeff α d) ⋯.sum = (coeff α d) (hf.sum * hg.sum)
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ ∑ x ∈ ((antidiagonal d).biUnion fun b => ⋯.toFinset).product ((antidiagonal d).biUnion fun b => ⋯.toFinset...
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ (coeff α d) ⋯.sum = (coeff α d) (hf.sum * hg....
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_mul
[346, 1]
[360, 41]
rw [sum_comm]
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ ∑ x ∈ ((antidiagonal d).biUnion fun b => ⋯.toFinset).product ((antidiagonal d).biUnion fun b => ⋯.toFinset...
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ ∑ y ∈ antidiagonal d, ∑ x ∈ ((antidiagonal d).biUnion fun b => ⋯.toFinset).product ((antidiagonal d)...
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ ∑ x ∈ ((antidiagonal d).biUnion fun b => ⋯.to...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_mul
[346, 1]
[360, 41]
apply Finset.sum_congr rfl
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ ∑ y ∈ antidiagonal d, ∑ x ∈ ((antidiagonal d).biUnion fun b => ⋯.toFinset).product ((antidiagonal d)...
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ ∀ x ∈ antidiagonal d, ∑ x_1 ∈ ((antidiagonal d).biUnion fun b => ⋯.toFinset).product ((antidiagonal d)...
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ ∑ y ∈ antidiagonal d, ∑ x ∈ ((antidiago...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_mul
[346, 1]
[360, 41]
rintro bc hbc
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ ∀ x ∈ antidiagonal d, ∑ x_1 ∈ ((antidiagonal d).biUnion fun b => ⋯.toFinset).product ((antidiagonal d)...
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ bc : (σ →₀ ℕ) × (σ →₀ ℕ) hbc : bc ∈ antidiagonal d ⊢ ∑ x ∈ ((antidiagonal d).biUnion fun b => ⋯.toFinset).pr...
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ ⊢ ∀ x ∈ antidiagonal d, ∑ x_1 ∈ ((antidiago...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_mul
[346, 1]
[360, 41]
erw [Finset.sum_product]
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ bc : (σ →₀ ℕ) × (σ →₀ ℕ) hbc : bc ∈ antidiagonal d ⊢ ∑ x ∈ ((antidiagonal d).biUnion fun b => ⋯.toFinset).pr...
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ bc : (σ →₀ ℕ) × (σ →₀ ℕ) hbc : bc ∈ antidiagonal d ⊢ ∑ x ∈ (antidiagonal d).biUnion fun b => ⋯.toFinset, ...
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ bc : (σ →₀ ℕ) × (σ →₀ ℕ) hbc : bc ∈ antidiagona...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_mul
[346, 1]
[360, 41]
rw [coeff_sum _, coeff_sum _, sum_mul_sum]
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ bc : (σ →₀ ℕ) × (σ →₀ ℕ) hbc : bc ∈ antidiagonal d ⊢ ∑ x ∈ (antidiagonal d).biUnion fun b => ⋯.toFinset, ...
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ bc : (σ →₀ ℕ) × (σ →₀ ℕ) hbc : bc ∈ antidiagonal d ⊢ (support fun i => (coeff α bc.2) (g i)) ⊆ ↑((antidiagon...
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ bc : (σ →₀ ℕ) × (σ →₀ ℕ) hbc : bc ∈ antidiagona...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_mul
[346, 1]
[360, 41]
all_goals intro x hx apply @Finset.subset_biUnion_of_mem _ _ _ _ _ bc hbc exact (Finite.mem_toFinset _).mpr hx
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ bc : (σ →₀ ℕ) × (σ →₀ ℕ) hbc : bc ∈ antidiagonal d ⊢ (support fun i => (coeff α bc.2) (g i)) ⊆ ↑((antidiagon...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ bc : (σ →₀ ℕ) × (σ →₀ ℕ) hbc : bc ∈ antidiagona...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_mul
[346, 1]
[360, 41]
intro x hx
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ bc : (σ →₀ ℕ) × (σ →₀ ℕ) hbc : bc ∈ antidiagonal d ⊢ (support fun i => (coeff α bc.1) (f i)) ⊆ ↑((antidiagon...
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ bc : (σ →₀ ℕ) × (σ →₀ ℕ) hbc : bc ∈ antidiagonal d x : ι hx : x ∈ support fun i => (coeff α bc.1) (f i) ⊢ x ...
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ bc : (σ →₀ ℕ) × (σ →₀ ℕ) hbc : bc ∈ antidiagona...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_mul
[346, 1]
[360, 41]
apply @Finset.subset_biUnion_of_mem _ _ _ _ _ bc hbc
case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ bc : (σ →₀ ℕ) × (σ →₀ ℕ) hbc : bc ∈ antidiagonal d x : ι hx : x ∈ support fun i => (coeff α bc.1) (f i) ⊢ x ...
case h.a σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ bc : (σ →₀ ℕ) × (σ →₀ ℕ) hbc : bc ∈ antidiagonal d x : ι hx : x ∈ support fun i => (coeff α bc.1) (f i) ⊢ ...
Please generate a tactic in lean4 to solve the state. STATE: case h σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ bc : (σ →₀ ℕ) × (σ →₀ ℕ) hbc : bc ∈ antidiagona...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_mul
[346, 1]
[360, 41]
exact (Finite.mem_toFinset _).mpr hx
case h.a σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ bc : (σ →₀ ℕ) × (σ →₀ ℕ) hbc : bc ∈ antidiagonal d x : ι hx : x ∈ support fun i => (coeff α bc.1) (f i) ⊢ ...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h.a σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g d : σ →₀ ℕ bc : (σ →₀ ℕ) × (σ →₀ ℕ) hbc : bc ∈ antidiago...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.sum_mul'
[363, 1]
[367, 17]
rw [← sum_mul]
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g hh : StronglySummable fun i => f i.1 * g i.2 ⊢ hh.sum = hf.sum * hg.sum
no goals
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_4 inst✝ : Semiring α f : ι → MvPowerSeries σ α κ : Type u_3 g : κ → MvPowerSeries σ α hf : StronglySummable f hg : StronglySummable g hh : StronglySummable fun i => f i.1 * g i.2 ⊢ hh.sum = hf.sum * ...
https://github.com/AntoineChambert-Loir/DividedPowers4.git
18a13603ed0158d2880b6b0b0369d78417040a1d
DividedPowers/ForMathlib/MvPowerSeries/StronglySummable/Basic.lean
MvPowerSeries.StronglySummable.of_indicator
[371, 1]
[379, 32]
intro d
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α hf : StronglySummable f s : Set ι ⊢ StronglySummable fun i => s.indicator f i
σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α hf : StronglySummable f s : Set ι d : σ →₀ ℕ ⊢ (support fun i => (coeff α d) ((fun i => s.indicator f i) i)).Finite
Please generate a tactic in lean4 to solve the state. STATE: σ : Type u_1 α : Type u_2 inst✝¹ : DecidableEq σ ι : Type u_3 inst✝ : Semiring α f : ι → MvPowerSeries σ α hf : StronglySummable f s : Set ι ⊢ StronglySummable fun i => s.indicator f i TACTIC: