X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fmatita%2Fcore_notation.moo;h=ed0c7007beb4e5384bf19097347e689bef0e4c17;hb=0b15dfdee3357a626c77d30599e87a83ab34e471;hp=9055293175f66328f4719569dfa7d1c142ecdc74;hpb=a221802803194112119f727b0911be4fba069b27;p=helm.git

diff --git a/helm/software/matita/core_notation.moo b/helm/software/matita/core_notation.moo
index 905529317..ed0c7007b 100644
--- a/helm/software/matita/core_notation.moo
+++ b/helm/software/matita/core_notation.moo
@@ -4,6 +4,13 @@ for @{ 'exists ${default
   @{\lambda ${ident i} : $ty. $p}
   @{\lambda ${ident i} . $p}}}.
 
+notation > "\exists list1 ident x sep , opt (: T). term 19 Px"
+  with precedence 20
+  for ${ default
+          @{ ${ fold right @{$Px} rec acc @{'exists (λ${ident x}:$T.$acc)} } }
+          @{ ${ fold right @{$Px} rec acc @{'exists (λ${ident x}.$acc)} } }
+       }.
+
 notation "hvbox(\langle term 19 a, break term 19 b\rangle)" 
 with precedence 90 for @{ 'pair $a $b}.