cgehrd(3) on Linux
The text 72c1176fc4bb, as Debian 3.0 (Woody) shipped it.
reduce a complex general matrix A to upper Hessenberg form H by a unitary similarity transformation
The text 72c1176fc4bb, as Debian 3.0 (Woody) shipped it.
reduce a complex general matrix A to upper Hessenberg form H by a unitary similarity transformation