matita/matita/contribs/lambdadelta/basic_2/etc_2A1/cpr/lfpr_aaa.etc

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   3 (*      ||M||                                                             *)
   4 (*      ||A||       A project by Andrea Asperti                           *)
   5 (*      ||T||                                                             *)
   6 (*      ||I||       Developers:                                           *)
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  10 (*       \ /        This file is distributed under the terms of the       *)
  11 (*        v         GNU General Public License Version 2                  *)
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  14
  15 include "basic_2/static/aaa_ltpss_sn.ma".
  16 include "basic_2/reducibility/ltpr_aaa.ma".
  17 include "basic_2/reducibility/lfpr.ma".
  18
  19 (* FOCALIZED PARALLEL REDUCTION FOR LOCAL ENVIRONMENTS **********************)
  20
  21 (* Properties about atomic arity assignment on terms ************************)
  22
  23 lemma aaa_lfpr_conf: ∀L1,T,A. L1 ⊢ T ⁝ A → ∀L2. ⦃L1⦄ ➡ ⦃L2⦄ → L2 ⊢ T ⁝ A.
  24 #L1 #T #A #HT #L2 * /3 width=5/
  25 qed.