proposition: Lemma compat11_wcompat clo (CMP: compatible11 clo): wcompatible11 clo.
proof: Proof. econstructor. apply CMP. intros. apply CMP in PR. eapply gf_mon. apply PR. intros. apply gpaco11_clo, PR0. Qed.
imports: Program.Basics Paco(paco11 pacotac)