#ifndef ROOT_Math_AdaptiveIntegratorMultiDim
#define ROOT_Math_AdaptiveIntegratorMultiDim
#ifndef ROOT_Math_IFunctionfwd
#include "Math/IFunctionfwd.h"
#endif
#include "Math/VirtualIntegrator.h"
namespace ROOT {
namespace Math {
class AdaptiveIntegratorMultiDim : public VirtualIntegratorMultiDim {
public:
explicit
AdaptiveIntegratorMultiDim(double absTol = 1.E-6, double relTol = 1E-6, unsigned int size = 100000);
explicit
AdaptiveIntegratorMultiDim(const IMultiGenFunction &f, double absTol = 1.E-9, double relTol = 1E-6, unsigned int size = 100000);
virtual ~AdaptiveIntegratorMultiDim() {}
double Integral(const double* xmin, const double * xmax);
double Integral(const IMultiGenFunction &f, const double* xmin, const double * xmax);
void SetFunction(const IMultiGenFunction &f);
double Result() const { return fResult; }
double Error() const { return fError; }
double RelError() const { return fRelError; }
int Status() const { return fStatus; }
unsigned int NEval() const { return fNEval; }
void SetRelTolerance(double relTol);
void SetAbsTolerance(double absTol);
private:
unsigned int fDim;
double fAbsTol;
double fRelTol;
unsigned int fSize;
double fResult;
double fError;
double fRelError;
unsigned int fNEval;
int fStatus;
const IMultiGenFunction* fFun;
};
}
}
#endif /* ROOT_Math_AdaptiveIntegratorMultiDim */
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