constexpr ParticleHypothesis particle[PARTICLEHYPOTHESES]
the array of masses
Magnet(double x, double y, double center, double strength, double length, int apertype, double aper_A1, double aper_A2, double aper_A3, double aper_A4, double xb, Side side, IBender::ConstPtr_t bender, const std::string &label)