Constants.hh

#ifndef RIVET_MATH_CONSTANTS
#define RIVET_MATH_CONSTANTS
 
#include "Rivet/Math/MathConstants.hh"
#include "Rivet/Math/Units.hh"
 
namespace Rivet {
 
  constexpr double     pi  = M_PI;
  constexpr double  twopi  = 2*pi;
  constexpr double halfpi  = pi/2;
  constexpr double     pi2 = pi*pi;
 
  constexpr double c_light = 2.99792458e8;
 
  constexpr double degree = pi / 180.0;
 
}
 
#endif