Chi2.h

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#ifndef Alignment_SurveyAnalysis_Chi2_H
#define Alignment_SurveyAnalysis_Chi2_H

#include "TMatrixD.h"

class Chi2 {
public:
  Chi2(TMatrixD &, TMatrixD &, TMatrixD &);
  ~Chi2();

  TMatrixD &getCovariance();
  TMatrixD &getSolution();
  double getChi2();
  int getDOF();

private:
  double myChi2;
  int dof;
  TMatrixD covariance;
  TMatrixD leftMatrix;
  TMatrixD rightMatrix;
  TMatrixD solution;
};

#endif