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//Example 3.17
clear;
clc;
no = 2; //Assume the amount of time shift =2
L = 10; //Length of given signal
for n = 1:L
x(n)=sin(n);
y(n)=-sin(n);
end
//First shift the input signal only
Input_shift = x(L-no);
Output_shift = y(L-no);
if(Input_shift == Output_shift)
disp('The given discrete system is a Time In-variant system');
else
disp('The given discrete system is a Time Variant system');
end
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