zgbbrd(3) on Linux
The text e04ca1a47bcb, as Debian 1.3 (Bo) shipped it.
reduce a complex general m-by-n band matrix A to real upper bidiagonal form B by a unitary transformation
The text e04ca1a47bcb, as Debian 1.3 (Bo) shipped it.
reduce a complex general m-by-n band matrix A to real upper bidiagonal form B by a unitary transformation