proposition: Lemma gpaco14_gen_rclo clo r rg: gpaco14 (rclo14 clo) r rg <14= gpaco14 clo r rg.
proof: Proof. intros. destruct PR. econstructor. apply rclo14_compose. eapply rclo14_mon. apply IN. intros. destruct PR; [|right; apply H]. left. eapply paco14_mon_gen; intros; [apply H| |apply PR]. eapply gf_mon, rclo14_compose. apply PR. Qed.
imports: Program.Basics Paco(paco14 pacotac)