[Python-Dev] (-1)**(1/2)==1?

Georg Brandl g.brandl at gmx.net
Mon Feb 20 16:19:45 CET 2006


Jonathan Barbero wrote:
> Hello!
>   My name is Jonathan, i´m new with Python.
> 
>    I try this in the command line:
>   
>    >>> (-1)**(1/2)
>     1
> 
>    This is wrong, i think it must throw an exception.
>     What do you think?

>>> 1/2
0
>>> (-1)**0
1

It's fine.

If you want to get a floating point result from dividing,
make one of the two numbers a float:

>>> 1.0/2
0.5
>>>

Georg



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