proposition: Lemma _paco0_mon_gen (gf gf': rel0 -> rel0) r r' (LEgf: gf <1= gf') (LEr: r <0= r'): paco0 gf r <0== paco0 gf' r'.
proof: Proof. apply curry_map0. red; intros. eapply paco_mon_gen. apply PR. - intros. apply LEgf, PR0. - intros. apply LEr, PR0. Qed.
imports: Program.Basics Paco(paconotation_internal paco_internal pacotac_internal)