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Re: [Help-gsl] unevenly spaced functions & FFT

From: Kevin Channon
Subject: Re: [Help-gsl] unevenly spaced functions & FFT
Date: Sun, 29 Mar 2009 14:22:09 +0100

>  If I have an unevenly spaced complex dataset (its generated by an adaptive 
> ODE solver),
>  can I use it with the FFT transforms, OR do I need to apply an interpolation 
> method in order
>  to retrieve evenly spaced points first.

You shouldn't lose anything by interpolating, since your function
should be fairly well-behaved between the points, if you generated
your points with an adaptive ODE solver. Right?

Kevin Channon

School of Chemistry
University of Bristol

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