proposition: Lemma iscaleDr (c : R) (p q : {ipoly R[n]}) : c%:IP * (p + q) = c%:IP * p + c%:IP * q.
proof: Proof. by rewrite mulrDr. 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