proposition: Lemma derivZ c p : (c *: p)^`() = c *: p^`().
proof: Proof. by rewrite linearZ. Qed.
imports: HB(structures) mathcomp(ssreflect ssrbool ssrfun eqtype ssrnat seq choice) mathcomp(fintype bigop finset tuple) mathcomp(div ssralg countalg binomial)