?? program_09_8.m
字號:
% Program 9_8
% Illustration of Overflow Limit Cycles
%
a = input('alpha_1 and alpha_2 values = ');
yi1 = -0.625; yi2 = -0.125;
for n = 1:41;
y(n) = - a(1)*yi1 - a(2)*yi2;
y(n) = a2dR(y(n),3);
yi2 = yi1; yi1 = y(n);
end
k = 0:40;
stem(k,y)
xlabel('Time index n');ylabel('Amplitude');
title(['\alpha_1 = ' num2str(a(1)),' \alpha_2 = ' num2str(a(2))]);
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