Terry Reedy tjreedy at udel.edu
Wed Oct 22 13:15:22 EDT 2014

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On 10/22/2014 4:27 AM, ast wrote:
> Hello
>
> If i am writing (-1)**1000 on a python program, will the
> interpreter do (-1)*(-1)*...*(-1) or something clever ?

The answer depends on the implementation.

> In fact i have (-1)**N with N an integer potentially big.
>
> I do some tests that suggest that Python is clever

You probably mean "CPython is clever".  Other implementations may or may 
not have the same optimizations.



-- 
Terry Jan Reedy

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