--- a/src/HOL/Real/RealDef.thy Fri Nov 09 00:06:15 2001 +0100
+++ b/src/HOL/Real/RealDef.thy Fri Nov 09 00:09:47 2001 +0100
@@ -86,7 +86,7 @@
real_le_def
"P <= (Q::real) == ~(Q < P)"
-syntax (symbols)
+syntax (xsymbols)
Reals :: "'a set" ("\\<real>")
Nats :: "'a set" ("\\<nat>")