diff -r f830a72b27ed -r d0bc1268ef09 src/Pure/Syntax/syntax.ML
--- a/src/Pure/Syntax/syntax.ML	Tue Apr 26 17:23:21 2011 +0200
+++ b/src/Pure/Syntax/syntax.ML	Tue Apr 26 21:05:52 2011 +0200
@@ -7,9 +7,6 @@
 
 signature SYNTAX =
 sig
-  val const: string -> term
-  val free: string -> term
-  val var: indexname -> term
   type operations
   val install_operations: operations -> unit
   val root: string Config.T
@@ -143,16 +140,14 @@
     mode -> (string * typ * mixfix) list -> syntax -> syntax
   val update_trrules: Ast.ast trrule list -> syntax -> syntax
   val remove_trrules: Ast.ast trrule list -> syntax -> syntax
+  val const: string -> term
+  val free: string -> term
+  val var: indexname -> term
 end;
 
 structure Syntax: SYNTAX =
 struct
 
-val const = Lexicon.const;
-val free = Lexicon.free;
-val var = Lexicon.var;
-
-
 
 (** inner syntax operations **)
 
@@ -750,5 +745,8 @@
 val update_trrules = ext_syntax Syntax_Ext.syn_ext_rules o check_rules;
 val remove_trrules = remove_syntax mode_default o Syntax_Ext.syn_ext_rules o check_rules;
 
+
+open Lexicon.Syntax;
+
 end;