[SciPy-user] eigenvalues of sparse matrix

David Grant david.grant at telus.net
Thu Oct 28 11:06:18 CDT 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/

Does anyone know how much work it would be to get ARPACK support in 
scipy?  Even just minimal support.  This is totally new ground for me, 
so I'd like to know if I'm biting off more than I can chew.

-- 
David J. Grant
http://www.davidgrant.ca:81

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