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//ex_5 even and odd signals of x(t)
clear;
clc;
close;
t=0:7;
x=[4 4 4 4 4 4 0 0];
figure
a=gca();
plot2d3(t,x)
plot(t,x,'r.')
xtitle('x[n]')
a.thickness=2;
t1=-7:0;
figure
a=gca();
t2=-7:7;
y=[x($:-1:2)./2 x(1) x(2:8)./2 ]
plot2d3(t2,y)
plot(t2,y,'r.')
xtitle('even')
a.y_location='right';
a.thickness=2;
figure
a=gca();
z=[-x($:-1:2)./2 0 x(2:8)./2 ]
plot2d3(t2,z)
plot(t2,z,'r.')
xtitle('odd')
a.y_location='right';
a.x_location='origin';
a.thickness=2;
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