unsymmetric eigenvalue problem

[Brian Gough]

Patrick.Alken@colorado.edu writes:
 >   I have recently needed to compute eigenvalues of unsymmetric
 > matrices, and so I wrote a code based in GSL to do it since
 > one does not currently exist. I followed the QR algorithm
 > outlined in Golub & Van Loan, chapter 7.

Good work!

I would definitely like to add this (and the eigenvector algorithm and
generalised eigenproblem)

I will do some testing on it and get back to you with the results.

-- 
Brian Gough
(GSL Maintainer)
http://www.gnu.org/software/gsl/