Page 116 - Control Theory in Biomedical Engineering

102 Control theory in biomedical engineering

delta =0.2;
eta = 0.3;
mu = 0.003611;
r2 = 1.03;
r3 = 1;
b = 2*10^(–3);
n =1.;
c1 =0.00003;
c2 =0.00000003;
s =0.5;
roh =0.01;

dy (1)= s + roh * ylag (1)* ylag (2)/( eta + ylag (2))– mu * ylag (1)* ylag
(2)– delta * y (1);
dy (2)= r2 * y (2)*(1 – b * y (2)) – n * y (1)* y (2)– c1 * y (3)* y (2);
dy (3)= r3 * y (3)*(1– y (3)) – c2 * y (2)* y (3);
end

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