proposition: Theorem _paco1_acc: forall l r (OBG: forall rr (INC: r <1== rr) (CIH: l <1== rr), l <1== paco1 gf rr), l <1== paco1 gf r.
proof: Proof. intros. apply uncurry_adjoint1_1. eapply _paco_acc. intros. apply uncurry_adjoint1_1 in INC. apply uncurry_adjoint1_1 in CIH. apply uncurry_adjoint2_1. eapply le1_trans. eapply (OBG _ INC CIH). apply curry_map1. apply _paco_mon; try apply le1_refl; apply curry_bij1_1. Qed.
imports: Program.Basics Paco(paconotation_internal paco_internal pacotac_internal)