X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fcore_notation.moo;h=3b157ec5877d3933805a51b9344da2162db2c2d6;hb=c86f1a6c4d00f66a81c576589f215cb667595710;hp=c30e5142c08d6380890a4d6b6e7b955636238542;hpb=7f2444c2670cadafddd8785b687ef312158376b0;p=helm.git

diff --git a/matita/core_notation.moo b/matita/core_notation.moo
index c30e5142c..3b157ec58 100644
--- a/matita/core_notation.moo
+++ b/matita/core_notation.moo
@@ -1,3 +1,9 @@
+notation < "hvbox(\exists ident i opt (: ty) break . p)"
+  right associative with precedence 20
+for @{ 'exists ${default
+  @{\lambda ${ident i} : $ty. $p)}
+  @{\lambda ${ident i} . $p}}}.
+
 notation "hvbox(a break \to b)" 
   right associative with precedence 20
 for @{ \forall $_:$a.$b }.