proposition: Lemma gpaco14_gen_guard clo r rg: gpaco14 clo r (rg \14/ r) <14= gpaco14 clo r rg.
proof: Proof. intros. destruct PR. econstructor. eapply rclo14_mon. apply IN. intros. destruct PR; [|right; apply H]. left. eapply paco14_mon_gen; intros. apply H. apply PR. destruct PR. apply H0. right. apply H0. Qed.
imports: Program.Basics Paco(paco14 pacotac)