[SciPy-dev] arpack wrapper status

Aric Hagberg hagberg@lanl....
Thu Nov 20 12:11:11 CST 2008


On Fri, Nov 14, 2008 at 06:18:13PM -0600, Robert Kern wrote:
> >
> > I exchanged email with Professor Sorensen and explained the issue
> > with the current ARPACK license.
> >
> > He is definitely concerned about this and committed to do the work to
> > relicense.  This will be no small amount of work for him so I want to make
> > sure we get it right.
> >
> > His intent is that ARPACK should be able to be used everywhere LAPACK
> > is used and suggested licensing it that way.  My understanding is that
> > the current LAPACK license is exactly the 3-clause BSD ("modified
> > BSD") so that is what I suggested.  T
> >
> > Please let me know if there is anything I am missing here.
> 
> Thanks for taking charge with this. This is good news. Yes, the LAPACK
> license is the standard 3-clause BSD license acceptable for scipy
> (it's almost, if not entirely identical to scipy's). A copy is here:

ARPACK now has a new 3-clause BSD license
http://www.caam.rice.edu/software/ARPACK/RiceBSD.txt

I've cc'ed the Debian ARPACK maintainer to make sure they are aware of
the change as well.

Many thanks to Professor Sorensen for making this happen!

Aric


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