proposition: Lemma normalizeZ_zero: forall sz : nat, normalizeZ sz 0 = 0.
proof: Proof. unfold normalizeZ; intros; simpl. rewrite Z.mod_small. - ring. - pose proof (Npow2_ge_one sz); lia. Qed.
imports: Fiat.Common.Coq__8_4__8_5__Compat List Bedrock.Word Coq.ZArith.ZArith Coq.micromega.Psatz NArith NArithRing ZArith ZArithRing Program Coq.micromega.Psatz