Re: [ublas] lapack eigenvalues sparse matrix

Subject: Re: [ublas] lapack eigenvalues sparse matrix
From: Michael Chen (sth4nth_at_[hidden])
Date: 2010-07-16 16:31:25

It seems that lapack does not have a sparse eigen solver. You have to
use arpack.

On Sat, Jul 17, 2010 at 4:19 AM, Kraus Philipp
<philipp.kraus_at_[hidden]> wrote:
> Hello,
>
> I use the boost/numeric/bindings/lapack/driver/geev.hpp for calculate
> eigenvalues and -vectors for dense matrix data. How can I use it for sparse
> matrix data? I think the LAPACK call should be sgeev.
>
> Thanks
>
> Phil
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