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+//Scilab Code for Example 3.18 of Signals and systems by

+//P.Ramakrishna Rao

+//A=%pi or 3.14

+clear;

+clc;

+//Trignometric Fourier Coefficients

+a(1)=integrate('sin(w)','w',0,%pi);

+for n=1:8

+a(2*n+1)=integrate('sin(w+2*n*w)','w',0,%pi)+integrate('sin(w-2*w*n)','w',0,%pi);

+end

+for n=0:8

+b(n+1)=0;

+end

+disp(abs(a(1)),"an(a0)");

+disp("an(a1-->a8)");

+n=1:8;

+disp(2*a(n+1));

+disp("bn(b1-->b8)");

+n=1:8;

+disp(b(n));