[Numpy-discussion] matrix invert() problems

Rob europax at home.com
Fri Aug 31 22:48:02 EDT 2001

I'm pretty certain now that this is a numeric precision problem.  The
discrepancy only shows up for very small numbers.  For now I'll ignore
it.  Rob.

Rob wrote:
> I found a slight discrepancy in my Python EM code output when I use the
> invert() function.  It may be that the C routine that I am comparing it
> to actually has the bug.  For now I don't know.  It would be cool to
> have a large two dimensional array that has a known inverse.  I think
> NIST keeps an array collection, but I don't know if they have the
> inverses.  Rob.
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