| virtual | ~Interpolator() | 
| double | Deriv(double x) const | 
| double | Deriv2(double x) const | 
| double | Eval(double x) const | 
| double | Integ(double a, double b) const | 
| ROOT::Math::Interpolator | Interpolator(const vector<double>& x, const vector<double>& y, ROOT::Math::Interpolation::Type type = Interpolation::POLYNOMIAL) | 
| string | TypeGet() const | 
| ROOT::Math::Interpolator | Interpolator(const ROOT::Math::Interpolator&) | 
| ROOT::Math::Interpolator& | operator=(const ROOT::Math::Interpolator&) | 

allocate GSL interpolation object