proposition: Lemma modzMmr m n d : (m * (n %% d)%Z = m * n %[mod d])%Z.
proof: Proof. by rewrite !(mulrC m) modzMml. Qed.
imports: HB(structures) mathcomp(ssreflect ssrbool ssrfun eqtype ssrnat seq path) mathcomp(div choice fintype tuple finfun bigop prime order) mathcomp(ssralg poly ssrnum ssrint archimedean rat matrix) mathcomp(polydiv perm zmodp mxalgebra vector)