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#ifndef _FitParamErrorMatrix_H
#define _FitParamErrorMatrix_H
#include <iostream>
#include <fstream>
#include "Minuit2/MnUserCovariance.h"
#include "Minuit2/MnUserParameters.h"
#include <boost/numeric/ublas/matrix.hpp>
#include <boost/numeric/ublas/io.hpp>
typedef boost::numeric::ublas::matrix<double> boost_matrix;
class FitParamErrorMatrix {
public:
FitParamErrorMatrix( ROOT::Minuit2::MnUserCovariance covMatrix, ROOT::Minuit2::MnUserParameters usrParams );
FitParamErrorMatrix( int size){_errMatrix = boost_matrix(size,size);}
FitParamErrorMatrix(std::vector<double> &theData, int size);
virtual ~FitParamErrorMatrix();
void Print(std::ostream& os);
void Write(std::ostream& os);
std::vector<double> Data();
double operator() (int row, int col) {return _errMatrix(row,col);}
private:
boost_matrix _errMatrix;
unsigned int _size;
};
#endif