- virtual void AG(Float_t E, Float_t dx, Float_t dy, Float_t& A, Float_t& grad_x, Float_t& grad_y ) = 0;
- virtual Float_t Dispersion(Float_t Etot, Float_t Ai, Float_t Ei) const = 0;
+ virtual void AG(Float_t e, Float_t dx, Float_t dy, Float_t& A, Float_t& gradX, Float_t& gradY ) = 0;