16 #ifndef ROO_DERIVATIVE
17 #define ROO_DERIVATIVE
Double_t evaluate() const
Derivator.
RooDerivative()
Default constructor.
Bool_t redirectServersHook(const RooAbsCollection &, Bool_t, Bool_t, Bool_t)
Zap functor and derivator ;.
#define ClassDef(name, id)
RooAbsReal is the common abstract base class for objects that represent a real value and implements f...
virtual ~RooDerivative()
Destructor.
double func(double *x, double *p)
Mother of all ROOT objects.
ROOT::Math::RichardsonDerivator * _rd
Functor binding of RooAbsReal.
virtual TObject * clone(const char *newname) const
User class for calculating the derivatives of a function.