proposition: Lemma id_is_ahom (V : {vspace aT}) : ahom_in V \1.
proof: Proof. by apply/ahom_inP; split=> [x y|] /=; rewrite !id_lfunE. Qed.
imports: HB(structures) mathcomp(ssreflect ssrfun ssrbool eqtype ssrnat seq path) mathcomp(choice fintype div tuple finfun bigop ssralg) mathcomp(finalg zmodp matrix vector poly)