--- /dev/null
+//--------------------------------------------------------------------------
+//
+// Environment:
+// This software is part of the EvtGen package developed jointly
+// for the BaBar and CLEO collaborations. If you use all or part
+// of it, please give an appropriate acknowledgement.
+//
+// Copyright Information: See EvtGen/COPYRIGHT
+// Copyright (C) 1998 Caltech, UCSB
+//
+// Module: EvtGen/EvtConst.hh
+//
+// Description:Numerical constants used in EvtGen
+//
+// Modification history:
+//
+// DJL/RYD August 8, 1998 Module created
+//
+//------------------------------------------------------------------------
+
+#ifndef EVTCONST_HH
+#define EVTCONST_HH
+
+class EvtConst {
+
+ public:
+
+ static const double pi;
+ static const double twoPi;
+ static const double radToDegrees;
+
+ static const double c;
+
+};
+
+#endif
+
+