+(**************************************************************************)
+(* ___ *)
+(* ||M|| *)
+(* ||A|| A project by Andrea Asperti *)
+(* ||T|| *)
+(* ||I|| Developers: *)
+(* ||T|| The HELM team. *)
+(* ||A|| http://helm.cs.unibo.it *)
+(* \ / *)
+(* \ / This file is distributed under the terms of the *)
+(* v GNU General Public License Version 2 *)
+(* *)
+(**************************************************************************)
+
+include "basic_2/rt_transition/lfpx_aaa.ma".
+include "basic_2/rt_computation/lfpxs.ma".
+
+(* UNBOUND PARALLEL RT-COMPUTATION FOR LOCAL ENV.S ON REFERRED ENTRIES ******)
+
+(* Properties with atomic arity assignment on terms *************************)
+
+(* Basic_2A1: uses: lpxs_aaa_conf *)
+lemma lfpxs_aaa_conf: ∀h,G,T. Conf3 … (λL. aaa G L T) (lfpxs h G T).
+#h #G #T @TC_Conf3 @lfpx_aaa_conf (**) (* auto fails *)
+qed-.