proposition: Theorem _paco8_acc: forall l r (OBG: forall rr (INC: r <8== rr) (CIH: l <8== rr), l <8== paco8 gf rr), l <8== paco8 gf r.
proof: Proof. intros. apply uncurry_adjoint1_8. eapply _paco_acc. intros. apply uncurry_adjoint1_8 in INC. apply uncurry_adjoint1_8 in CIH. apply uncurry_adjoint2_8. eapply le8_trans. eapply (OBG _ INC CIH). apply curry_map8. apply _paco_mon; try apply le1_refl; apply curry_bij1_8. Qed.
imports: Program.Basics Paco(paconotation_internal paco_internal pacotac_internal)