public static extern int Dhseqr(Layout matrixLayout, Job job, Compz compz, int n, int ilo, int ihi, [In] double[] h, int idh, [Out] double[] wr, [Out] double[] wi, [Out] double[] z, int ldz);
public static extern int Ssteqr(Layout matrixLayout, Compz compz, int n, float[] d, float[] e, float[] z, int ldz);
public static extern int Dsteqr(Layout matrixLayout, Compz compz, int n, double[] d, double[] e, double[] z, int ldz);