2 #ifndef RIVET_DISLepton_HH
3 #define RIVET_DISLepton_HH
5 #include "Rivet/Projections/Beam.hh"
6 #include "Rivet/Projections/FinalState.hh"
7 #include "Rivet/Particle.hh"
8 #include "Rivet/Event.hh"
50 const double &pzSign()
const {
return _sign; }