--- trunk/OOPSE/libmdtools/SimInfo.cpp	2003/09/12 20:51:29	762
+++ trunk/OOPSE/libmdtools/SimInfo.cpp	2003/09/15 16:52:02	763
@@ -599,4 +599,9 @@ vector<GenericData*> SimInfo::getProperties(){
   return result;
 }
 
+double SimInfo::matTrace3(double m[3][3]){
+  double trace;
+  trace = m[0][0] + m[1][1] + m[2][2];
 
+  return trace;
+}