I want to get implus from sin

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Mary Jon 2014-1-14

关闭： MATLAB Answer Bot 2021-8-20

what is modification on this code to get dirac delta from pure sin wave?

 fc=10,fs=2*fc=20
t=1:1/fs:1
 a=sin(2*pi*fc*t)
 b=abs(fft(a).^2);

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