Operations on sparse matrices

Robert Kern robert.kern at gmail.com
Mon Apr 19 15:14:09 EDT 2010


On 4/19/10 1:03 AM, pp wrote:
> I am currently dealing with sparse matrices and have doubts on whether
> we can use
> 1.) dot (for matrix multiplication) and inv (inverse) operations of
> numpy on sparse matrices of CSR format.
>
> I initially constructed my sparse matrix using COO format and then
> converted it to CSR format now I want to know whether normal inverse
> and matrix multiplications work with sparse csr matrices.
>
> Also can these operations be applied directly to csr matrices

You will want to ask scipy questions on the scipy mailing list.

   http://www.scipy.org/Mailing_Lists

-- 
Robert Kern

"I have come to believe that the whole world is an enigma, a harmless enigma
  that is made terrible by our own mad attempt to interpret it as though 
it had
  an underlying truth."
   -- Umberto Eco




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