proposition: Lemma gpaco11_final clo r rg: (r \11/ paco11 gf rg) <11= gpaco11 clo r rg.
proof: Proof. intros. destruct PR. apply gpaco11_base, H. econstructor. apply rclo11_base. left. eapply paco11_mon_gen. apply H. - intros. eapply gf_mon. apply PR. intros. apply rclo11_base. apply PR0. - intros. left. apply PR. Qed.
imports: Program.Basics Paco(paco11 pacotac)