[1] : The Free On-line Dictionary of Computing (27 SEP 03)

fourier transform
     
         a technique for expressing a waveform as a
        weighted sum of sines and cosines.
     
        computers generally rely on the version known as discrete
        fourier transform.
     
        named after j. b. joseph fourier 1768 -- 1830.
     
        see also wavelet, discrete cosine transform.
     
        1997-03-9
     
     
see also:
discrete fourier transform wavelet discrete cosine transform 

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