dsbevx(3) on Linux
The text 33315d6f4c81, as Debian 3.1 (Sarge) shipped it.
compute selected eigenvalues and, optionally, eigenvectors of a real symmetric band matrix A
The text 33315d6f4c81, as Debian 3.1 (Sarge) shipped it.
compute selected eigenvalues and, optionally, eigenvectors of a real symmetric band matrix A