dstevx(3) on Linux
The text 9975ea13def7, as Debian 2.2 (Potato), Debian 2.1 (Slink), Debian 2.0 (Hamm) shipped it.
compute selected eigenvalues and, optionally, eigenvectors of a real symmetric tridiagonal matrix A
The text 9975ea13def7, as Debian 2.2 (Potato), Debian 2.1 (Slink), Debian 2.0 (Hamm) shipped it.
compute selected eigenvalues and, optionally, eigenvectors of a real symmetric tridiagonal matrix A