Zjets.hh

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#pragma once
 
#include <vector>
 
#include "CLHEP/Vector/LorentzVector.h"
#include "HEJ/PDG_codes.hh"
 
namespace HEJ {
  struct ParticleProperties;
 
namespace currents {
  using HLV = CLHEP::HepLorentzVector;
 
 
  std::vector <double> ME_Z_qQ(const HLV & pa, const HLV & pb,
                              const HLV & p1, const HLV & p2,
                              const HLV & pep, const HLV & pem,
                              ParticleID aptype, ParticleID bptype,
                              ParticleProperties const & zprop,
                              double stw2, double ctw);
 
 
  double ME_Z_qg(const HLV & pa, const HLV & pb,
                const HLV & p1, const HLV & p2,
                const HLV & pep, const HLV & pem,
                ParticleID aptype, ParticleID bptype,
                ParticleProperties const & zprop,
                double stw2, double ctw);
 
 
  std::vector <double> ME_Zuno_qQ(const HLV & pa, const HLV & pb,
                                  const HLV & pg, const HLV & p1, const HLV & p2,
                                  const HLV & pep, const HLV & pem,
                                  ParticleID aptype, ParticleID bptype,
                                  ParticleProperties const & zprop,
                                  double stw2, double ctw);
 
 
  double ME_Zuno_qg(const HLV & pa, const HLV & pb,
                    const HLV & pg, const HLV & p1, const HLV & p2,
                    const HLV & pep, const HLV & pem,
                    ParticleID aptype, ParticleID bptype,
                    ParticleProperties const & zprop,
                    double stw2, double ctw);
 
 
} // namespace currents
} // namespace HEJ