From: Nuralanur@... Date: 2006-06-03T16:54:23+09:00 Subject: Re: Time domain to frequency domain with FFT from GSL -------------------------------1149321245 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Dear Alex, Good and fairly concise explanations of what FFT is and what mistakes can be made in it is given in chapter 12 of the "Numerical Recipes in C". You can find it here: _http://www.library.cornell.edu/nr/bookcpdf.html_ (http://www.library.cornell.edu/nr/bookcpdf.html) Best regards, Axel -------------------------------1149321245--