[SciPy-user] maximum size of sparse array

Nathan Bell wnbell@gmail....
Thu Apr 24 09:17:48 CDT 2008

On Thu, Apr 24, 2008 at 7:47 AM, Robin <robince@gmail.com> wrote:
>  I was wondering what is the maximum size of a sparse array? I am
>  assuming indices must be less than 2**32 on a 32 bit system, but is it
>  2**64 on 64 bit systems?
>  Obviously the matrix in question would be very sparse...

Currently the CSR/CSC and COO matrices are limited to signed 32-bit
indices.  I don't know whether the other formats (LIL/DOK) have any
such limitation since they are implemented in pure Python.

Nathan Bell wnbell@gmail.com

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