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+//clear//

+//Example 1.16:Classification of system:Time Invariance Property

+//Page 52

+//To check whether the given system is a Time variant (or) Time In-variant

+// The given discrete signal is y(t) = x(2t)

+clear;

+clc;

+to = 2; //Assume the amount of time shift  =2

+T = 10; //Length of given  signal

+x = [1,2,3,4,5,6,7,8,9,10];

+y = zeros(1,length(x));

+for t = 1:length(x)/2

+    y(t) = x(2*t);

+end

+//First shift the input signal only

+Input_shift = x(T-to);

+Output_shift = y(T-to);

+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