Index: trunk/archive/pslib/include/psBitMask.h
===================================================================
--- trunk/archive/pslib/include/psBitMask.h	(revision 240)
+++ trunk/archive/pslib/include/psBitMask.h	(revision 247)
@@ -1,4 +1,9 @@
 # if !defined (PS_BIT_MASK_H)
 # define PS_BIT_MASK_H
+
+/** \file psBitMask.h
+ *  \brief Bitmask manipulations and operations.
+ *  \ingroup MathGroup
+ */
 
 /** A bitmask of arbitrary length. */