Questions about BLAS

Rodrigo Araujo rodrigowpa at gmail.com
Thu Aug 27 13:35:38 CDT 2009


Matt,

Thank you for answering. Another question. Which functions does the PETSc
call the BLAS routines to multiply those matrices?

Thanks.

2009/8/27 Matthew Knepley <knepley at gmail.com>

> On Thu, Aug 27, 2009 at 12:15 PM, Rodrigo Araujo <rodrigowpa at gmail.com>wrote:
>
>> Good afternoon,
>>
>> I am multiplying two matrices using the function MatMatMult_MPIAIJ_MPIAIJ,
>> but I'd like to know if this function calls the BLAS routine that multiply
>> matrices, and if yes ,where.
>
>
> No, this is for sparse matrices.
>
>  Matt
>
>
>>
>> Best Regards.
>>
>> --
>> Rodrigo W. Pimentel Araujo
>> Engenharia da Computação
>> UFPE
>>
>
>
>
> --
> What most experimenters take for granted before they begin their
> experiments is infinitely more interesting than any results to which their
> experiments lead.
> -- Norbert Wiener
>



-- 
Rodrigo W. Pimentel Araujo
Engenharia da Computação
UFPE
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