Disable NaN and Inf
Jonathan Crapuchettes
jcrapuchettes at gmail.com
Sat Feb 6 11:13:26 PST 2010
Are NaNs and Infs the result of a CPU operation or is that part of the D language?
JC
Andrei Alexandrescu wrote:
> Jonathan Crapuchettes wrote:
>> I would like to divide one array by another using the slice syntax so
>> that I can benefit from the vectorized operation, but I am running
>> into a problem. Some of the numbers is my denominator array are 0,
>> producing NaNs and Infs in the result.
>>
>> My question is: Is there a way to force 0/0 and x/0 to result in 0?
>>
>> Thank you,
>> JC
>
> I don't know of a way. You may want to try first running a loop
> replacing 0 with inf throughout the denominator array. Then run
> vectorized division; any non-inf divided by inf yields 0.
>
> Andrei
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