Index: trunk/MagicSoft/Mars/mmontecarlo/MMcEnergyEst.cc
===================================================================
--- trunk/MagicSoft/Mars/mmontecarlo/MMcEnergyEst.cc	(revision 2036)
+++ trunk/MagicSoft/Mars/mmontecarlo/MMcEnergyEst.cc	(revision 2062)
@@ -16,5 +16,5 @@
 !
 !
-!   Author(s): Thomas Bretz  1/2002 <mailto:tbretz@uni-sw.gwdg.de>
+!   Author(s): Thomas Bretz  1/2002 <mailto:tbretz@astro.uni-wuerzburg.de>
 !   Author(s): Wolfgang Wittek 1/2002 <mailto:wittek@mppmu.mpg.de>
 !   Author(s): Abelardo Moralejo 4/2003 <mailto:moralejo@pd.infn.it>
@@ -40,7 +40,9 @@
 #include "MMcEnergyEst.h"
 
+#include <math.h>            // fabs on Alpha
+
+#include <TMinuit.h>
 #include <TStopwatch.h>
 #include <TVirtualFitter.h>
-#include <TMinuit.h>
 
 #include "MParList.h"