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)
RooRealVar represents a fundamental (non-derived) real valued object.
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)
you should not use this method at all Int_t Int_t Double_t Double_t Double_t e
Mother of all ROOT objects.
RooAbsCollection is an abstract container object that can hold multiple RooAbsArg objects...
ROOT::Math::RichardsonDerivator * _rd
Functor binding of RooAbsReal.
RooDerivative represents the first, second, or third order derivative of any RooAbsReal as calculated...
RooSetProxy is the concrete proxy for RooArgSet objects.
RooRealProxy is the concrete proxy for RooAbsReal objects A RooRealProxy is the general mechanism to ...
Lightweight interface adaptor that exports a RooAbsPdf as a functor.
virtual TObject * clone(const char *newname) const
User class for calculating the derivatives of a function.