proposition: Lemma compat7_compatible' clo (COM: compatible7 gf clo): compatible'7 clo.
proof: Proof. destruct COM. econstructor; [apply compat7_mon0|]. intros. split. - eapply compat7_mon0; intros; [apply PR| apply PR0]. - apply compat7_compat0. eapply compat7_mon0; intros; [apply PR| apply PR0]. Qed.
imports: Program.Basics Paco(paco7 pacotac)