X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fetc%2Fleq%2Fiso_4.etc;fp=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fetc%2Fleq%2Fiso_4.etc;h=0000000000000000000000000000000000000000;hb=376fd7774ef0fa2f30a4afb25aab6158e3cd04b7;hp=8a3617c1b208a55f3f401587c1f492ee032bc168;hpb=e4be4188d549da5fde54cdc37a6fb4eb2469c15b;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/etc/leq/iso_4.etc b/matita/matita/contribs/lambdadelta/basic_2/etc/leq/iso_4.etc
deleted file mode 100644
index 8a3617c1b..000000000
--- a/matita/matita/contribs/lambdadelta/basic_2/etc/leq/iso_4.etc
+++ /dev/null
@@ -1,19 +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                  *)
-(*                                                                        *)
-(**************************************************************************)
-
-(* NOTATION FOR THE FORMAL SYSTEM λδ ****************************************)
-
-notation "hvbox( L1 ≃ break [ term 46 d , break term 46 e ] break term 46 L2 )"
-   non associative with precedence 45
-   for @{ 'Iso $d $e $L1 $L2 }.