[Numpy-discussion] some work on arpack

Nils Wagner nwagner at iam.uni-stuttgart.de
Wed Aug 16 09:14:30 CDT 2006

Keith Goodman wrote:
> On 8/15/06, David Grant <davidgrant at gmail.com> wrote:
>> My idea is (if I have time) to write an eigs-like function in python
>> that will only perform a subset of what Matlab's eigs does for. It
>> will, for example, compute a certain number of eigenvalues and
>> eigenvectors for a real, sparse, symmetric matrix (the case I'm
>> interested in)
AFAIK, pysparse (in the sandbox) includes a module that implements a
eigenvalue solver for the symmetric, generalised matrix eigenvalue
problem (JDSYM).
Did someone test pysparse ?


> Will it also work for a real, dense, symmetric matrix? That's the case
> I'm interested in. But even if it doesn't, your work is great news for
> numpy.
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