proposition: Lemma rclo4_mon_gen clo clo' r r' x0 x1 x2 x3 (IN: @rclo4 clo r x0 x1 x2 x3) (LEclo: clo <5= clo') (LEr: r <4= r') : @rclo4 clo' r' x0 x1 x2 x3.
proof: Proof. induction IN; intros. - econstructor 1. apply LEr, IN. - econstructor 2; [intros; eapply H, PR|apply LEclo, IN]. Qed.
imports: Program.Basics Paco(paco4 pacotac)