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?
>
