proposition: Lemma coprimezMl p m n : coprimez (m * n) p = coprimez m p && coprimez n p.
proof: Proof. by rewrite -coprimeMl -abszM. 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)