+++ /dev/null
-(**************************************************************************)
-(* ___ *)
-(* ||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 "static_2/static/rdeq_length.ma".
-include "basic_2/rt_transition/lpx_length.ma".
-include "basic_2/rt_computation/rdsx.ma".
-
-(* STRONGLY NORMALIZING REFERRED LOCAL ENV.S FOR UNBOUND RT-TRANSITION ******)
-
-(* Advanced properties ******************************************************)
-
-(* Basic_2A1: uses: lsx_sort *)
-lemma rdsx_sort (h) (o) (G): āL,s. G ā¢ ā¬*[h, o, ās] šā¦Lā¦.
-#h #o #G #L1 #s @rdsx_intro #L2 #H #Hs
-elim Hs -Hs /3 width=3 by lpx_fwd_length, rdeq_sort_length/
-qed.
-
-(* Basic_2A1: uses: lsx_gref *)
-lemma rdsx_gref (h) (o) (G): āL,l. G ā¢ ā¬*[h, o, Ā§l] šā¦Lā¦.
-#h #o #G #L1 #s @rdsx_intro #L2 #H #Hs
-elim Hs -Hs /3 width=3 by lpx_fwd_length, rdeq_gref_length/
-qed.
-
-lemma rdsx_unit (h) (o) (G): āI,L. G ā¢ ā¬*[h, o, #0] šā¦L.ā¤{I}ā¦.
-#h #o #G #I #L1 @rdsx_intro
-#Y #HY #HnY elim HnY -HnY
-elim (lpx_inv_unit_sn ā¦ HY) -HY #L2 #HL12 #H destruct
-/3 width=3 by lpx_fwd_length, rdeq_unit_length/
-qed.