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How can i calculate & plot amplitudes of first 40 harmonics of char and plot the letter ?
t=0:0.005:1; x=0:5:200; cu=0.5; au=zeros(1,201); bu=au; ampu=zeros(1,201); ampu(1)=0.5; for n=1:40 au=au+1/(n*pi)*...

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