From help-octave-request at che dot utexas dot edu  Sat May 21 19:41:51 1994
Subject: Re: plot blues
From: ljo at ljo-slip dot DIALIN dot CWRU dot Edu (L Jonas Olsson)
To: spaz at u dot washington dot edu
CC: help-octave at che dot utexas dot edu
Date: Sat, 21 May 1994 21:33:08 -0400

You can try:

plot([imag(fft(real(cos(0:1:16)))); real(fft(real(cos(0:1:16))))]')


Not very elegant, but works.

Jonas