X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fnotation%2Fconstructors%2Fdxabst_2.ma;fp=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fnotation%2Fconstructors%2Fdxabst_2.ma;h=43e324eae26bc18640fad7403b9258e7c7efad35;hb=65008df95049eb835941ffea1aa682c9253c4c2b;hp=0000000000000000000000000000000000000000;hpb=c07e9b0a3e65c28ca4154fec76a54a9a118fa7e1;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/notation/constructors/dxabst_2.ma b/matita/matita/contribs/lambdadelta/basic_2/notation/constructors/dxabst_2.ma
new file mode 100644
index 000000000..43e324eae
--- /dev/null
+++ b/matita/matita/contribs/lambdadelta/basic_2/notation/constructors/dxabst_2.ma
@@ -0,0 +1,19 @@
+(**************************************************************************)
+(*       ___                                                              *)
+(*      ||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( T1 . break ⓛ T2 )"
+ left associative with precedence 49
+ for @{ 'DxAbst $T1 $T2 }.