diff -r 7914990748ad -r 78a8e9a1c2f9 src/Pure/term.ML
--- a/src/Pure/term.ML	Mon Oct 20 15:20:42 1997 +0200
+++ b/src/Pure/term.ML	Mon Oct 20 17:08:18 1997 +0200
@@ -50,7 +50,7 @@
   | Var   of indexname * typ
   | Bound of int
   | Abs   of string*typ*term
-  | op $  of term*term;
+  | $     of term*term;
 
 
 (*For errors involving type mismatches*)