[Numpy-discussion] some work on arpack

David Grant davidgrant at gmail.com
Wed Aug 16 10:10:35 CDT 2006

On 8/16/06, Keith Goodman <kwgoodman at gmail.com> 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)
> 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.

Real, dense, symmetric, well doesn't scipy already have something for this?
I'm honestly not sure on the arpack side of things, I thought arpack was
only useful (over other tools) for sparse matrices, I could be wrong.

David Grant
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