proposition: Lemma scale_mpolyDr c p1 p2 : c *:M (p1 + p2) = c *:M p1 + c *:M p2.
proof: Proof. by apply/mpoly_eqP; rewrite !mpoly_valK scalerDr. 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