proposition: Lemma compat5_wcompat clo (CMP: compatible5 clo): wcompatible5 clo.
proof: Proof. econstructor. apply CMP. intros. apply CMP in PR. eapply gf_mon. apply PR. intros. apply gpaco5_clo, PR0. Qed.
imports: Program.Basics Paco(paco5 pacotac)