- int read_phylip(istream&, int, vector<string>&, vector<vector<double> >&);
- void read(string, vector<string>&, vector<vector<double> >&);
- double pythag(double, double);
- void matrix_mult(vector<vector<double> >, vector<vector<double> >, vector<vector<double> >&);
- void recenter(double, vector<vector<double> >, vector<vector<double> >&);
- void tred2(vector<vector<double> >&, vector<double>&, vector<double>&);
- void qtli(vector<double>&, vector<double>&, vector<vector<double> >&);