Re: Cholesky factorization

"Michael A. Koerber" <[email protected]> Tue, 29 Oct 2002 11:57:24 -0500

Newsgroups	gmane.lisp.matlisp.user
Message-ID	<[email protected]>

> If R\t means R^(-1)*t, the (m/ t r) will do that.  However, I think
> that's probably rather expensive because it probably will use Gaussian
> elimination to solve this set of equations.  Some other special
> routine from LAPACK should probably be used.

(m/ A B) uses the LU decomposition routines.  Not also the recent
addition made (GETRS! ... ) uses LU.

mike