sgeqr2(3) on Linux
The text f6592b4d2473, as Debian 2.2 (Potato), Debian 2.1 (Slink), Debian 2.0 (Hamm) shipped it.
compute a QR factorization of a real m by n matrix A
The text f6592b4d2473, as Debian 2.2 (Potato), Debian 2.1 (Slink), Debian 2.0 (Hamm) shipped it.
compute a QR factorization of a real m by n matrix A