#define ClassDef(name, id)
RooAbsReal is the common abstract base class for objects that represent a real value and implements f...
RooArgSet is a container object that can hold multiple RooAbsArg objects.
P.d.f implementing the Crystal Ball line shape.
virtual Double_t maxVal(Int_t code) const
Return maximum value for set of observables identified by code assigned in getMaxVal.
virtual Double_t analyticalIntegral(Int_t code, const char *rangeName=0) const
Implements the actual analytical integral(s) advertised by getAnalyticalIntegral.
Double_t evaluate() const
Evaluate this PDF / function / constant. Needs to be overridden by all derived classes.
Double_t ApproxErf(Double_t arg) const
virtual Int_t getAnalyticalIntegral(RooArgSet &allVars, RooArgSet &analVars, const char *rangeName=0) const
Interface function getAnalyticalIntergral advertises the analytical integrals that are supported.
virtual Int_t getMaxVal(const RooArgSet &vars) const
Advertise that we know the maximum of self for given (m0,alpha,n,sigma)
virtual TObject * clone(const char *newname) const
RooRealProxy is the concrete proxy for RooAbsReal objects A RooRealProxy is the general mechanism to ...
RooRealVar represents a fundamental (non-derived) real valued object.
Mother of all ROOT objects.