proposition: Lemma paco0_mon_gen (gf gf': rel0 -> rel0) r r' (REL: paco0 gf r) (LEgf: gf <1= gf') (LEr: r <0= r'): paco0 gf' r'.
proof: Proof. eapply _paco0_mon_gen; [apply LEgf | apply LEr | apply REL]. Qed.
imports: Program.Basics Paco(paconotation_internal paco_internal pacotac_internal)