/usr/include/root/RooNonCentralChiSquare.h is in libroot-roofit-dev 5.34.00-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Project: RooFit *
* @(#)root/roofit:$Id: RooNonCentralChiSquare.h 37207 2010-12-02 20:30:14Z wouter $ *
* *
* RooFit NonCentralChisquare PDF *
* *
* Author: Kyle Cranmer *
* *
*****************************************************************************/
#ifndef ROO_NONCENTRALCHISQUARE
#define ROO_NONCENTRALCHISQUARE
#include "RooAbsPdf.h"
#include "RooRealProxy.h"
#include "RooCategoryProxy.h"
#include "RooAbsReal.h"
#include "RooAbsCategory.h"
class RooNonCentralChiSquare : public RooAbsPdf {
public:
RooNonCentralChiSquare() {} ;
RooNonCentralChiSquare(const char *name, const char *title,
RooAbsReal& _x,
RooAbsReal& _k,
RooAbsReal& _lambda);
RooNonCentralChiSquare(const RooNonCentralChiSquare& other, const char* name=0) ;
virtual TObject* clone(const char* newname) const { return new RooNonCentralChiSquare(*this,newname); }
inline virtual ~RooNonCentralChiSquare() { }
void SetErrorTolerance(Double_t t) {fErrorTol = t;}
void SetMaxIters(Int_t mi) {fMaxIters = mi;}
void SetForceSum(Bool_t flag);
Int_t getAnalyticalIntegral(RooArgSet& allVars, RooArgSet& analVars, const char* rangeName=0) const ;
Double_t analyticalIntegral(Int_t code, const char* rangeName=0) const ;
protected:
RooRealProxy x ;
RooRealProxy k ;
RooRealProxy lambda ;
Double_t fErrorTol;
Int_t fMaxIters;
Bool_t fForceSum;
mutable Bool_t fHasIssuedConvWarning;
mutable Bool_t fHasIssuedSumWarning;
Double_t evaluate() const ;
private:
ClassDef(RooNonCentralChiSquare,1) // non-central chisquare pdf
};
#endif
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