double calcKendallSig(double, double); //length, coeff.
vector<double> solveEquations(vector<vector<double> >, vector<double>);
+ vector<float> solveEquations(vector<vector<float> >, vector<float>);
vector<vector<double> > getInverse(vector<vector<double> >);
void ludcmp(vector<vector<double> >&, vector<int>&, double&);
void lubksb(vector<vector<double> >&, vector<int>&, vector<double>&);
+
+ void ludcmp(vector<vector<float> >&, vector<int>&, float&);
+ void lubksb(vector<vector<float> >&, vector<int>&, vector<float>&);
};