proposition: Lemma gpaco14_step_gen clo r rg: gf (gpaco14 clo (rg \14/ r) (rg \14/ r)) <14= gpaco14 clo r rg.
proof: Proof. intros. econstructor. apply rclo14_base. left. pstep. eapply gf_mon. apply PR. intros. destruct PR0. eapply rclo14_mon. apply IN. intros. destruct PR0. - left. eapply paco14_mon. apply H. intros. destruct PR0; apply H0. - right. apply H. Qed.
imports: Program.Basics Paco(paco14 pacotac)