claed0(3) on Linux
The text 5aa1484e26b8, as Debian 4.0 (Etch), Debian 3.1 (Sarge) shipped it.
the divide and conquer method, CLAED0 computes all eigenvalues of a symmetric tridiagonal matrix which is one diagonal block of those from reducing a dense or band Hermitian matrix and corresponding eigenvectors of the dense or band matrix