simp [incrSeq, incrSeqAux, incrSeqAux_eq_propagateCarry, propagate_succ]
α β α' β' : Type
γ : β → Type
x : ℕ → Bool
n✝ n : ℕ
⊢ incrSeq x (n + 2) =
    propagate (fun x => true) (fun carry bits => (fun x => bits () && carry (), _root_.xor (bits ()) (carry ())))
      (fun x_1 => x) (n + 2)
no goals