proposition: Lemma derivMn n p : (p *+ n)^`() = p^`() *+ n.
proof: Proof. exact: linearMn. Qed.
imports: HB(structures) mathcomp(ssreflect ssrbool ssrfun eqtype ssrnat seq choice) mathcomp(fintype bigop finset tuple) mathcomp(div ssralg countalg binomial)