X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fmatita%2Fdama%2Fconstructive_connectives.ma;h=a0fb66dedf2fd671eacb057796976e5a41b7dd07;hb=f38566e4813dd4a8fc10d92deb0a3a0332a0f9fc;hp=461f90e6dd66ef507029de1e0494ecb0859097c0;hpb=f1a90ee8745c3fa5324e7a7e8c2f8398483c1ff6;p=helm.git

diff --git a/helm/software/matita/dama/constructive_connectives.ma b/helm/software/matita/dama/constructive_connectives.ma
index 461f90e6d..a0fb66ded 100644
--- a/helm/software/matita/dama/constructive_connectives.ma
+++ b/helm/software/matita/dama/constructive_connectives.ma
@@ -26,9 +26,9 @@ inductive ex (A:Type) (P:A→Prop) : Type \def
 
 notation < "hvbox(Σ ident i opt (: ty) break . p)"
   right associative with precedence 20
-for @{ 'exists ${default
+for @{ 'sigma ${default
   @{\lambda ${ident i} : $ty. $p)}
   @{\lambda ${ident i} . $p}}}.
 
 interpretation "constructive exists" 'sigma \eta.x =
-  (cic:/matita/constructive_connectives/ex.ind#xpointer(1/1) _ x).
\ No newline at end of file
+  (cic:/matita/constructive_connectives/ex.ind#xpointer(1/1) _ x).