matita/matita/contribs/lambdadelta/basic_2/rt_computation/cprre_cpms.ma

   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/rt_computation/cpms_cpms.ma".
  16 include "basic_2/rt_computation/cprre.ma".
  17
  18 (* EVALUATION FOR CONTEXT-SENSITIVE PARALLEL R-TRANSITION ON TERMS **********)
  19
  20 (* Properties with t-bound rt-computarion on terms **************************)
  21
  22 lemma cpms_cprre_trans (h) (n) (G) (L):
  23       ∀T1,T0. ❪G,L❫ ⊢T1 ➡*[n,h] T0 →
  24       ∀T2. ❪G,L❫ ⊢ T0 ➡*[h] 𝐍❪T2❫ → ❪G,L❫ ⊢ T1 ➡*[h,n] 𝐍❪T2❫.
  25 #h #n #G #L #T1 #T0 #HT10 #T2 * #HT02 #HT2
  26 /3 width=3 by cpms_cprs_trans, cpmre_intro/
  27 qed-.