may be not

On Thursday, 1 January 2015 01:05:02 UTC-5, Zahirul ALAM wrote:
>
> I found the reason because both arrays contains (0, 0). Is there way 
> around it?
>
> On Thursday, 1 January 2015 00:50:56 UTC-5, Zahirul ALAM wrote:
>>
>> Happy new year!! 
>>
>> I am encountering a very odd fft error. I am trying fft NxN data. The 
>> data is produced using a mathematical equation. After debugging I have 
>> found that the following expression is gives NaN error:
>>
>> fft(besselj(1,  sqrt(X.^2+Y.^2))./sqrt(X.^2+Y.^2))
>>
>> where X and Y are Array{Float64,2}. 
>>
>> if I write fft(besselj(1,  sqrt(X.^2+Y.^2)) I get write answer. Seems 
>> like the division with the array is the issue. is issue. any idea why? is 
>> it a bug? 
>>
>

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