proposition: Lemma meval_is_scalable v : scalable_for *%R (meval v).
proof: Proof. by move=> /= c p; rewrite [LHS]mmapZ. 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