[Rivet-svn] r2124 - trunk/src/Analyses

[blackhole at projects.hepforge.org]

Author: hoeth
Date: Tue Dec  1 20:55:27 2009
New Revision: 2124

Log:
Fix error calculation for baryon ratios in STAR_2006_S6860818

Modified:
   trunk/src/Analyses/STAR_2006_S6860818.cc

Modified: trunk/src/Analyses/STAR_2006_S6860818.cc
==============================================================================
--- trunk/src/Analyses/STAR_2006_S6860818.cc	Tue Dec  1 19:52:24 2009	(r2123)
+++ trunk/src/Analyses/STAR_2006_S6860818.cc	Tue Dec  1 20:55:27 2009	(r2124)
@@ -128,7 +128,7 @@
         }
         else {
           double y  = _nWeightedAntiBaryon[i]/_nWeightedBaryon[i];
-          double dy = sqrt( _nAntiBaryon[i]/pow(_nWeightedAntiBaryon[i], 2) + _nBaryon[i]/pow(_nWeightedBaryon[i], 2) );
+          double dy = sqrt( 1./_nAntiBaryon[i] + 1./_nBaryon[i] );
           yval.push_back(y);
           yerr.push_back(y*dy);
         }