proposition: Lemma limg_map_ahom (f : 'AEnd(L)) (E : {vspace L}) : (map_ahom f @: (iota @: E))%VS = (iota @: (f @: E))%VS.
proof: Proof. by rewrite -!limg_comp map_ahomC. Qed.
imports: HB(structures) mathcomp(all_ssreflect all_fingroup all_algebra) mathcomp(all_solvable all_field) Abel(various char0)