A CT periodic signal sampled at different frequencies
It is known that y=cos(x) in CT is a periodic function, and this periodic CT function was sampled at different frequencies in DT.
n=1:1:40 %%%%%%%%DT input%%%%%%%%% y=cos(pi/8*n); figure(1) plot(n,y) y2=cos(3*n); figure(2) plot(n,y2)
