dstevx(3) on Linux
The text 3a338d479e17, as Debian 1.3 (Bo) shipped it.
compute selected eigenvalues and, optionally, eigenvectors of a real symmetric tridiagonal matrix A
The text 3a338d479e17, as Debian 1.3 (Bo) shipped it.
compute selected eigenvalues and, optionally, eigenvectors of a real symmetric tridiagonal matrix A