kinem.h

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#ifndef KINEM_H
#define KINEM_H
 
// I.B.Smirnov, 2003
 
namespace Heed {
 
/// Scattering of moving projectile off a target at rest,
/// cos theta as function of incident and final projectile energy.
double cos_theta_two_part(const double Ep0, const double Ep1, const double Mp,
                          const double Mt);
 
/// Scattering angles as function of incident and final projectile energy.
void theta_two_part(const double Ep0, const double Ep1, const double Mp,
                    const double Mt, double& theta_p, double& theta_t);
}
 
#endif