update in ground

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

diff --git a/matita/matita/contribs/lambdadelta/ground/relocation/gr_isi_id.ma b/matita/matita/contribs/lambdadelta/ground/relocation/gr_isi_id.ma
deleted file mode 100644 (file)
index c496762..0000000
--- a/matita/matita/contribs/lambdadelta/ground/relocation/gr_isi_id.ma
+++ /dev/null
@@ -1,34 +0,0 @@
-(**************************************************************************)
-(*       ___                                                              *)
-(*      ||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/gr_id.ma".
-include "ground/relocation/gr_isi_eq.ma".
-
-(* IDENTITY CONDITION FOR GENERIC RELOCATION MAPS ***************************)
-
-(* Constructions with gr_id *************************************************)
-
-(*** id_isid *)
-lemma gr_isi_id: 𝐈❪𝐢❫.
-/2 width=1 by gr_eq_push_isi/ qed.
-
-(* Alternative definition with gr_id and gr_eq ******************************)
-
-(*** eq_id_isid *)
-lemma gr_eq_id_isi (f): 𝐢 ≡ f → 𝐈❪f❫.
-/2 width=3 by gr_isi_eq_repl_back/ qed.
-
-(*** eq_id_inv_isid *)
-lemma gr_isi_inv_eq_id (f): 𝐈❪f❫ → 𝐢 ≡ f.
-/2 width=1 by gr_isi_inv_eq_repl/ qed-.