Index: trunk/MagicSoft/Mars/mfbase/MF.cc
===================================================================
--- trunk/MagicSoft/Mars/mfbase/MF.cc	(revision 5100)
+++ trunk/MagicSoft/Mars/mfbase/MF.cc	(revision 5300)
@@ -48,4 +48,6 @@
 //   "{log10(MHillas.fSize)}>3"
 //
+// For more details on available functions and expressions see MDataChain!
+//
 // The allowed logigal conditionals are:
 //   &&: logical and