Fast Fourier transform: Difference between revisions
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Invented by James W. Cooley and John W. Tukey in 1965 (Ref 1). | Invented by James W. Cooley and John W. Tukey in 1965 (Ref 1). | ||
The fast Fourier transform reduces the number of operations from <math>N^2</math> to <math>N \ln N</math>. | The fast Fourier transform reduces the number of operations from <math>N^2</math> to <math>N \ln N</math>. | ||
Revision as of 11:24, 27 September 2007
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Invented by James W. Cooley and John W. Tukey in 1965 (Ref 1). The fast Fourier transform reduces the number of operations from to .
