finding harmonic amplitudes of a sinewave
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I have a sine wave with frequency of 'wn', how can I get the amplitudes of its harmonics i.e amplitude at '2*wn', '3*wn' ... I tried using 'fft' function in matlab, if fft does that then why the sumation of all harmonics from 'fft' does not equal to the max amplitude of actual signal?
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