It's "Not A Number". It can occur when you have a division by zero, a difference between two infinite numbers, ...

Matthieu

2007/12/10, Jean-Luc Régnier < jean_lucregnier@yahoo.fr>:
Hello,
I switched from numarray to numpy and I have now some "NaN"
in my matrix. What that means ?
None a numeric ?
regards
 
 


Jean-Luc REGNIER
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