(** Divisions that can be turned into multiplication by an inverse. *)

Definition exact_inverse : float32 -> option float32 := Bexact_inverse 24 128 __ __.

Lemma int_round_odd_plus: forall p n, 0 <= p -> int_round_odd n p = Z.land (Z.lor n (Z.land n (2^p-1) + (2^p-1))) (-(2^p)).