ml#DSMatType">DS_MAT_X</A>, <A HREF="../DS/DSMatType.html#DSMatType">DS_MAT_Y</A>, <A HREF="../DS/DSMatType.html#DSMatType">DS_MAT_U</A> and <A HREF="../DS/DSMatType.html#DSMatType">DS_MAT_VT</A>, to
compute right or left eigenvectors, or left or right singular vectors,
respectively.
<P>
If NULL is passed in argument j then all vectors are computed,
otherwise j indicates which vector must be computed. In real non-symmetric
problems, on exit the index j will be incremented when a complex conjugate
pair is fo