matita/matita/contribs/lambdadelta/basic_2/etc/cpys2/cpxs_cpys.etc

   1 (**************************************************************************)
   2 (*       ___                                                              *)
   3 (*      ||M||                                                             *)
   4 (*      ||A||       A project by Andrea Asperti                           *)
   5 (*      ||T||                                                             *)
   6 (*      ||I||       Developers:                                           *)
   7 (*      ||T||         The HELM team.                                      *)
   8 (*      ||A||         http://helm.cs.unibo.it                             *)
   9 (*      \   /                                                             *)
  10 (*       \ /        This file is distributed under the terms of the       *)
  11 (*        v         GNU General Public License Version 2                  *)
  12 (*                                                                        *)
  13 (**************************************************************************)
  14
  15 include "basic_2/reduction/cpx_cpys.ma".
  16 include "basic_2/computation/cpxs.ma".
  17
  18 (* CONTEXT-SENSITIVE EXTENDED PARALLEL COMPUTATION ON TERMS *****************)
  19
  20 (* Properties on local environment refinement for extended substitution *****)
  21
  22 lemma lsuby_cpxs_trans: ∀h,g,G. lsub_trans … (cpxs h g G) (lsuby 0 (∞)).
  23 /3 width=5 by lsuby_cpx_trans, LTC_lsub_trans/
  24 qed-.