FFT



>>>>> "morcano91" == morcano91  <morcano91 at gmail.com> writes:

    morcano91> Hello, sorry for my english, I'm from Ukraine and I use Google
    morcano91> translator) I am writing a thesis, which is used to calculate your
    morcano91> system. But I ran into difficulties, it is impossible to conduct a
    morcano91> direct Fourier transform and inverse Fourier transform, filtering the
    morcano91> time series.

Can't really help you if you don't describe the problem.  Can you give
a short example of what's not working?

Ray