[SciPy-dev] QL factorization

Nils Wagner nwagner at mecha.uni-stuttgart.de
Wed May 18 03:31:56 CDT 2005

Hi all,

How can I compute a QL factorization of a m \times n matrix in scipy ?
In LAPACK we have http://www.netlib.org/lapack/double/dgeqlf.f

Any pointer would be appreciated.

Nils

Reference:

Ghavimi and Laub
Numerical methods for nearly singular constrained matrix Sylvester
equations.
SIAM J. Matrix Anal. Appl. 17/1 (1996) pp. 212-221