proposition: Lemma cpn3_compat: compatible3 gf cpn3.
proof: Proof. econstructor; [apply cpn3_mon|intros]. destruct PR; eapply gf_mon with (r:=clo r). - eapply (compat3_compat COM); apply CLO. - intros. econstructor; [apply COM|apply PR]. Qed.
imports: Program.Basics Paco(paco3 pacotac)