no goals
F : Type u_2
ι : Type ?u.88378
α : Type ?u.88381
β : Type ?u.88384
M₀ : Type u_1
inst✝¹ : MonoidWithZero M₀
inst✝ : MonoidWithZeroHomClass F ℚ M₀
f g : F
same_on_neg_one : ↑f (-1) = ↑g (-1)
same_on_pnat : ∀ (n : ℕ), 0 < n → ↑f ↑n = ↑g ↑n
⊢ ↑(comp ↑f ↑(Int.castRingHom ℚ)) (-1) = ↑(comp ↑g ↑(Int.castRingHom ℚ)) (-1)
simpa
no goals
F : Type u_2
ι : Type ?u.88378
α : Type ?u.88381
β : Type ?u.88384
M₀ : Type u_1
inst✝¹ : MonoidWithZero M₀
inst✝ : MonoidWithZeroHomClass F ℚ M₀
f g : F
same_on_neg_one : ↑f (-1) = ↑g (-1)
same_on_pnat : ∀ (n : ℕ), 0 < n → ↑f ↑n = ↑g ↑n
⊢ ∀ (n : ℕ), 0 < n → ↑(comp ↑f ↑(Int.castRingHom ℚ)) ↑n = ↑(comp ↑g ↑(Int.castRingHom ℚ)) ↑n
simpa