[SciPy-dev] simple UMFPACK wrapper added

Ed Schofield schofield at ftw.at
Thu Dec 8 09:22:08 CST 2005


Travis Oliphant wrote:

>Robert Cimrman wrote:
>  
>
>>I just added a simple swig-generated wrapper of UMFPACK sparse linear 
>>solver to the SciPy sandbox. It is very small and does not depend on any 
>>other package except scipy.base and scipy.sparse. Below you can find its 
>>performance compared with the current SuperLU-based implementation 
>>(scipy.sparse.solve()) on matrices corresponding to the Poisson equation 
>>(e.g. temperature distribution). The test script is included in the 
>>sandbox, too.
>>
>>The brave and interested  can test it, but first you will have to edit 
>>the setup.py (a very basic one, needs scipyfication), since the paths to 
>>umfpack and scipy are hardcoded.
>>    
>>
>
>This is great Robert. 
>  
>
Yes, well done :)

>What is keeping us from replacing the SuperLU-based solver entirely?
>  
>
Sounds good to me ...

-- Ed




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