matita/matita/contribs/lambdadelta/basic_2/etc_2A1/cpys0/lpys_lpys.etc

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   3 (*      ||M||                                                             *)
   4 (*      ||A||       A project by Andrea Asperti                           *)
   5 (*      ||T||                                                             *)
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  10 (*       \ /        This file is distributed under the terms of the       *)
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  14
  15 include "basic_2/substitution/cpys_cpys.ma".
  16
  17 (* SN EXTENDED MULTIPLE SUBSTITUTION FOR LOCAL ENVIRONMENTS *****************)
  18
  19 (* Main properties **********************************************************)
  20
  21 theorem lpys_trans: ∀G. Transitive … (lpys G).
  22 /3 width=5 by lpx_sn_trans, cpys_trans_lpys/
  23 qed-.