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1 (**************************************************************************)
2 (*       ___                                                              *)
3 (*      ||M||                                                             *)
4 (*      ||A||       A project by Andrea Asperti                           *)
5 (*      ||T||                                                             *)
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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                  *)
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13 (**************************************************************************)
14
15 include "basic_2/relocation/ldrop_lpx_sn.ma".
16 include "basic_2/reduction/cpr_lift.ma".
17 include "basic_2/reduction/lpr.ma".
18
19 (* SN PARALLEL REDUCTION FOR LOCAL ENVIRONMENTS *****************************)
20
21 (* Properies on local environment slicing ***********************************)
22
23 (* Basic_1: includes: wcpr0_drop *)
24 lemma lpr_ldrop_conf: dropable_sn lpr.
25 /3 width=5 by lpx_sn_deliftable_dropable, cpr_inv_lift1/ qed-.
26
27 (* Basic_1: includes: wcpr0_drop_back *)
28 lemma ldrop_lpr_trans: dedropable_sn lpr.
29 /3 width=9 by lpx_sn_liftable_dedropable, cpr_lift/ qed-.
30
31 lemma lpr_ldrop_trans_O1: dropable_dx lpr.
32 /2 width=3 by lpx_sn_dropable/ qed-.