[SciPy-user] possible to get INF in divide by zero ?

Stef Mientki s.mientki@ru...
Thu Aug 28 02:48:39 CDT 2008



Vincent Favre-Nicolin wrote:
> On jeudi 28 août 2008, Stef Mientki wrote:
>   
>> I wonder if it's possible to get the MatLab behavior :
>> divide by zero gives infinite (INF) ?
>>
>> I even wonder if something like INF exists in python / scipy / numpy.
>>     
>
>   Isn't this already the behaviour of numpy ?
>
> In [6]: ones(10)/0
> Warning: divide by zero encountered in divide
> Out[6]: array([ Inf,  Inf,  Inf,  Inf,  Inf,  Inf,  Inf,  Inf,  Inf,  Inf])
>
> 	Vincent
>   
Thanks, so it works for arrays,
but not for normal integers:
 >>> 3/0
Traceback (most recent call last):
  File "<interactive input>", line 1, in <module>
ZeroDivisionError: integer division or modulo by zero

thanks,
Stef



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