X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fdelayed_updating%2Fnotation%2Frelations%2Fblack_rightarrow_df_4.ma;fp=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fdelayed_updating%2Fnotation%2Frelations%2Fblack_rightarrow_df_4.ma;h=0000000000000000000000000000000000000000;hb=e4328f6887dc0235d49d965a5ba44787b1754b80;hp=ca059fc5c1ec70b138602bf596111e79def2603b;hpb=23e56dd2f1ff99613b69e1ed2a9f26e752304290;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/delayed_updating/notation/relations/black_rightarrow_df_4.ma b/matita/matita/contribs/lambdadelta/delayed_updating/notation/relations/black_rightarrow_df_4.ma
deleted file mode 100644
index ca059fc5c..000000000
--- a/matita/matita/contribs/lambdadelta/delayed_updating/notation/relations/black_rightarrow_df_4.ma
+++ /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 DELAYED UPDATING ********************************************)
-
-notation "hvbox( t1 ➡𝐝𝐟[ break term 46 p, break term 46 q ] break term 46 t2 )"
-   non associative with precedence 45
-   for @{ 'BlackRightArrowDF $t1 $p $q $t2 }.