--- a/src/HOL/HOL.thy Fri Jan 04 19:28:57 2002 +0100
+++ b/src/HOL/HOL.thy Fri Jan 04 19:29:30 2002 +0100
@@ -75,7 +75,7 @@
"_Let (_binds b bs) e" == "_Let b (_Let bs e)"
"let x = a in e" == "Let a (%x. e)"
-syntax ("" output)
+syntax (output)
"=" :: "['a, 'a] => bool" (infix 50)
"~=" :: "['a, 'a] => bool" (infix 50)
--- a/src/HOL/Set.thy Fri Jan 04 19:28:57 2002 +0100
+++ b/src/HOL/Set.thy Fri Jan 04 19:29:30 2002 +0100
@@ -85,7 +85,7 @@
"ALL x:A. P" == "Ball A (%x. P)"
"EX x:A. P" == "Bex A (%x. P)"
-syntax ("" output)
+syntax (output)
"_setle" :: "'a set => 'a set => bool" ("op <=")
"_setle" :: "'a set => 'a set => bool" ("(_/ <= _)" [50, 51] 50)
"_setless" :: "'a set => 'a set => bool" ("op <")