On Friday, January 18, 2013 9:47:53 AM UTC, François wrote:

> doctest:1: RuntimeWarning: divide by zero encountered in divide 
> It doesn't correlate to any of the error you reported but it adds to 
> the feeling that something needs fixing in that file.


I would say it is precisely the kind of mistake that one would suspect: 
Somewhere, a numerically unstable division by a very small value occurs. 
This greatly magnifies numerical errors from ATLAS routines. Can you do 
reproduce this in a verbose doctests and tell us where it happens?


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