diff -r 5a7556e9e340 -r 2c0c20e90116 src/lemon/xy.h
--- a/src/lemon/xy.h	Fri Nov 05 05:46:46 2004 +0000
+++ b/src/lemon/xy.h	Fri Nov 05 07:26:20 2004 +0000
@@ -50,6 +50,8 @@
 
     public:
 
+      typedef T ValueType;
+
       T x,y;     
       
       ///Default constructor: both coordinates become 0