proposition: Lemma mleadX_le p k : (mlead (p ^+ k) <= (mlead p *+ k)%MM)%O.
proof: Proof. rewrite -[k](card_ord k) -prodr_const /mnm_muln. by rewrite Monoid.iteropE -big_const; apply/mlead_prod_le. Qed.
imports: HB(structures) mathcomp(ssreflect ssrfun ssrbool eqtype ssrnat seq path) mathcomp(choice fintype tuple finfun bigop finset binomial) mathcomp(order fingroup perm ssralg zmodp poly ssrint) mathcomp(matrix vector) mathcomp(bigenough) ssrcomplements freeg