On Thu, Jul 14, 2011 at 11:26 PM, Santanu Sarkar
<[email protected]> wrote:
> I want to find Echelon Form using following:
> E,U=M3.echelon_form(transformation=True)
>
> But it terminates with the following message:
>
> ***   the PARI stack overflows !
>   current stack size: 16000000 (15.259 Mbytes)
>   [hint] you can increase GP stack with allocatemem()
>
> Traceback (click to the left of this block for traceback)
> ...
> RuntimeError.
>
>
> Similar problem  for Hermite Normal Form

Post the *exact* input that replicates this problem.

William

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-- 
William Stein
Professor of Mathematics
University of Washington
http://wstein.org

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