[SciPy-dev] sparse matrix multiplication - poor performance
oliphant.travis at ieee.org
Fri Dec 8 20:31:04 CST 2006
Nathan Bell wrote:
> On 12/7/06, Travis Oliphant <oliphant at ee.byu.edu> wrote:
>> The licensing for SPARSKIT is (was) not suitable for use in SciPy. I
>> have used it in the past but couldn't because of licensing issues.
> I've learned that SMMP is public domain and well documented. It
> consists of a single fortran file with no external dependencies. I
> successfully ran f2py on smmp.f and was able to load the module into
> Is there any reason that SMMP could/should not be used for sparse
> matrix multiplies? If not I can try making the necessary changes.
No reason not to use it if the license is really suitable (the web-page
seems to indicate that if it is used in "commercial" code then we have
to contact the author first --- SciPy cannot have such encumbrances).
If we can use it, then great. Which storage format does it work for?
More information about the Scipy-dev