proposition: Lemma take_poly0l p : take_poly 0 p = 0.
proof: Proof. exact/size_poly_leq0P/size_take_poly. Qed.
imports: HB(structures) mathcomp(ssreflect ssrbool ssrfun eqtype ssrnat seq choice) mathcomp(fintype bigop finset tuple) mathcomp(div ssralg countalg binomial)