--- a/src/core/double.h	Wed Apr 09 12:15:24 2008 -0700
+++ b/src/core/double.h	Wed Apr 09 13:03:58 2008 -0700
@@ -29,6 +29,7 @@
 /**
  * \brief Hold an floating point type
  *
+ * \anchor double
  * This class can be used to hold variables of floating point type
  * such as 'double' or 'float'. The internal format is 'double'.
  */