no goals
α : Type ?u.341364
M : Type u
N : Type v
G : Type w
H : Type x
A : Type y
B : Type z
R : Type u₁
S : Type u₂
inst✝ : Monoid M
f : Multiplicative ℕ →* M
n : Multiplicative ℕ
⊢ ↑f n = ↑f (↑Multiplicative.ofAdd 1) ^ ↑Multiplicative.toAdd n
rw [← powersHom_symm_apply, ← powersHom_apply, Equiv.apply_symm_apply]