milestone update in ground

[helm.git] / matita / matita / contribs / lambdadelta / ground / relocation / rtmap.ma

diff --git a/matita/matita/contribs/lambdadelta/ground/relocation/rtmap.ma b/matita/matita/contribs/lambdadelta/ground/relocation/rtmap.ma
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--- a/matita/matita/contribs/lambdadelta/ground/relocation/rtmap.ma
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-(**************************************************************************)
-(*       ___                                                              *)
-(*      ||M||                                                             *)
-(*      ||A||       A project by Andrea Asperti                           *)
-(*      ||T||                                                             *)
-(*      ||I||       Developers:                                           *)
-(*      ||T||         The HELM team.                                      *)
-(*      ||A||         http://helm.cs.unibo.it                             *)
-(*      \   /                                                             *)
-(*       \ /        This file is distributed under the terms of the       *)
-(*        v         GNU General Public License Version 2                  *)
-(*                                                                        *)
-(**************************************************************************)
-
-include "ground/relocation/pstream.ma".
-
-(* RELOCATION MAP ***********************************************************)
-
-lemma pn_split: ∀f. (∃g. ⫯g = f) ∨ (∃g. ↑g = f).
-@case_prop /3 width=2 by or_introl, or_intror, ex_intro/
-qed-.