matita/matita/contribs/lambdadelta/basic_2A/computation/lpxs_drop.ma

   1 (**************************************************************************)
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   3 (*      ||M||                                                             *)
   4 (*      ||A||       A project by Andrea Asperti                           *)
   5 (*      ||T||                                                             *)
   6 (*      ||I||       Developers:                                           *)
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   9 (*      \   /                                                             *)
  10 (*       \ /        This file is distributed under the terms of the       *)
  11 (*        v         GNU General Public License Version 2                  *)
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  13 (**************************************************************************)
  14
  15 include "basic_2A/reduction/lpx_drop.ma".
  16 include "basic_2A/computation/lpxs.ma".
  17
  18 (* SN EXTENDED PARALLEL COMPUTATION ON LOCAL ENVIRONMENTS *******************)
  19
  20 (* Properties on local environment slicing ***********************************)
  21
  22 lemma lpxs_drop_conf: ∀h,g,G. dropable_sn (lpxs h g G).
  23 /3 width=3 by dropable_sn_TC, lpx_drop_conf/ qed-.
  24
  25 lemma drop_lpxs_trans: ∀h,g,G. dedropable_sn (lpxs h g G).
  26 /3 width=3 by dedropable_sn_TC, drop_lpx_trans/ qed-.
  27
  28 lemma lpxs_drop_trans_O1: ∀h,g,G. dropable_dx (lpxs h g G).
  29 /3 width=3 by dropable_dx_TC, lpx_drop_trans_O1/ qed-.