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+//Example 1.15<i>

+//Find the even and odd components of the signal

+clc;

+clear;

+t=-10:.1:10;

+for j=1:length(t)

+    i=t(j);

+    x(j)=cos(i)+sin(i)+cos(i)*sin(i);

+    y(j)=cos(-i)+sin(-i)+cos(-i)*sin(-i);

+    e(j)=(1/2)*(x(j)+y(j));   

+    o(j)=(1/2)*(x(j)-y(j));

+end

+disp('In the plot even component is in red and odd component is in blue')

+plot(t,e,'red')

+plot(t,o,'blue')

+//Example 1.15<ii>

+//Find the even and odd components of the signal

+clc;

+clear;

+n=-2:2;

+c=3;

+x=[-2 1 2 -1 3];

+for j=1:length(n)

+    i=n(j);

+    xe(j)=(1/2)*(x(c+i)+x(c-i));

+    xo(j)=(1/2)*(x(c+i)-x(c-i));

+end

+xe=[xe(c-2),xe(c-1),xe(c+0),xe(c+1),xe(c+2)];

+xo=[xo(c-2),xo(c-1),xo(c+0),xo(c+1),xo(c+2)];

+

+disp(xo,'odd component')

+disp(xe,'even component')

+

+