]> matita.cs.unibo.it Git - helm.git/blob - matita/matita/contribs/lambdadelta/ground/relocation/pr_isf_eq.ma
update in delayed_updating
[helm.git] / matita / matita / contribs / lambdadelta / ground / relocation / pr_isf_eq.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 "ground/relocation/pr_fcla_eq.ma".
16 include "ground/relocation/pr_isf.ma".
17
18 (* FINITE COLENGTH CONDITION FOR PARTIAL RELOCATION MAPS ********************)
19
20 (* Constructions with pr_eq *************************************************)
21
22 (*** isfin_eq_repl_back *)
23 lemma pr_isf_eq_repl_back:
24       pr_eq_repl_back … pr_isf.
25 #f1 * /3 width=4 by pr_fcla_eq_repl_back, ex_intro/
26 qed-.
27
28 (*** isfin_eq_repl_fwd *)
29 lemma pr_isf_eq_repl_fwd: pr_eq_repl_fwd … pr_isf.
30 /3 width=3 by pr_isf_eq_repl_back, pr_eq_repl_sym/ qed-.