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Matlab Code And Output Summary

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Matlab codes and output: Matlab code Code: Function filename: vdp.m function dxdt = vdp1(t,x) I = eye(8,8); % load Centro.mat u = Centro(:,2)*9.80665; % % a=zeros(1562,1); a=round(t/0.0001)+1; A = [ 0, 0, 0, 0, 0, 0, 0, 0, ]; % 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0; 0; 0; 0; 0; 0; 0; 1 B = A.' F1 = (1.33*10^4)*(sin(0.1*t)+sin(0.2*t)+sin(0.3*t)+sin(0.4*t)+sin(0.5*t)+sin(0.6*t )+sin(1*t)+sin(2*t)+sin(3*t)+sin(0.7*t)+sin(0.8*t)+sin(0.9*t)); %F = 100*sin(1*t)*I; %F = 100*A; c = [ 1.045650175*10^5, 0, 0, 0, 0, 0, 0, 0; 0, 1.045650175*10^5, 0, 0, 0, 0, 0, 0; 0, 0, 1.045650175*10^5, 0, 0, 0, 0, 0; -1.438583509*10^5*sin(12.1*t),-1.438583509*10^5*cos(12.1*t+(1/6)*pi), 1.438583509*10^5*sin(12.1*t+(1/3)*pi), 7.193209876*10^9, 0, 0, 0, 0; 0, 0, 0, 0, 1311.088017, 0, 0, 0; 0, 0, 0, 0, 0, 1311.088017, 0, 0; 0, 0, 0, 0, 0, 0, 1311.088017, 0; 0, 0, 0, 0, 0, 0, 0, 7.193209876*10^9 ]; k =[ 1.429032335*10^15-6.328927189*10^10*cos(12*t), 0, 0 , 0, 0.5433128045, 0, 0, 0; 0, 1.429032335*10^15+6.328927189*10^10*sin(12.1*t+(1/6)*pi), 0, 0, 0, 0.5433128045, 0, 0; 0, 0, 1.429032335*10^15+6.328927189*10^10*cos(12.1*t+(1/3)*pi), 0, 0, 0, 0.5433128045, 0; -8.703430232*10^5*cos(12.1*t), 8.703430232*10^5*sin(12.1*t+(1/6)*pi), 8.703430232*10^5*cos(12.1*t+(1/3)*pi), 1.165300000*10^9, 0, 0, 0, 0; 0.5433128045, 0, 0, 0, 1.429032335*10^156.328927189*10^10*cos(12.1*t), 0, 0, 0; 0, 0.543312 ...
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