[SciPy-User] Anyone have an example of using arpack (scipy.sparse.linalg.eigen)?

Jeremy Conlin jlconlin@gmail....
Thu Oct 1 09:39:56 CDT 2009


I'm really only interested in the Arnoldi package.  I just need
Arnoldi's method for a general linear operator.  I will be giving the
code a function used to apply the linear operator to a vector.

Jeremy

On Thu, Oct 1, 2009 at 7:15 AM, David Warde-Farley <dwf@cs.toronto.edu> wrote:
> It should be noted that (AFAIK) that wrapper isn't complete. It's
> missing things e.g. sparse SVD, I think - it only wraps a few things.
> Unless all you're interested in is the eigen solver.
>
> David
>
> On 30-Sep-09, at 11:59 PM, Jeremy Conlin wrote:
>
>> I need to use the arpack wrapper in scipy.  Does anyone have an
>> example of how they used this?  This would be great to get me started
>> in my research.
>>
>> Thanks,
>> Jeremy
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