[SciPy-user] eigenvalues of sparse matrix
David Grant
david at dwavesys.com
Wed Oct 27 20:41:41 EDT 2004
Nils Wagner wrote:
> David Grant wrote:
>
>> Sorry, another sparse question: Is there anything is scipy which can
>> find the eigenvalues and eigenvectors of a sparse matrix?
>>
> Unfortunately not yet. I have added an entry in the Wiki page
> (Support for ARPACK in scipy)
>
> http://www.scipy.org/wikis/featurerequests/PrioritiesAndWishlist
>
> There are some external tools
>
> http://jrfonseca.dyndns.org/work/phd/
> http://sourceforge.net/projects/pysparse/
> http://people.web.psi.ch/geus/pyfemax/
I just looked at pysparse again. It looks like complex numbers cannot
be stored. Am I correct?
David
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