∀ {R₁ : Type u_1} [inst : Semiring R₁] (M₁ : Type u_2) [inst_1 : TopologicalSpace M₁] [inst_2 : AddCommMonoid M₁]
  [inst_3 : Module R₁ M₁] (n : ℕ) (x : M₁ ≃L[R₁] M₁), npowRecAuto (n + 1) x = npowRecAuto n x * x