matlab方程组图形p(t)=p(t-1)+0.36-0.44p(t-1)+0.99p^2(t-1)+sin2tq(t)=q(t-1)+2(0.4+0.8q(t-1)+0.03q^2(t-1)-cos2t画出以p为自变量,q为因变量的曲线图

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matlab方程组图形
p(t)=p(t-1)+0.36-0.44p(t-1)+0.99p^2(t-1)+sin2t
q(t)=q(t-1)+2(0.4+0.8q(t-1)+0.03q^2(t-1)-cos2t
画出以p为自变量,q为因变量的曲线图

p(1) = 0;
q(1) = 0;
for t = 2:200
p(t)=p(t-1)+0.36-0.44*p(t-1)+0.99*p(t-1)^2+sin(2*t);
q(t)=q(t-1)+2*(0.4+0.8*q(t-1)+0.03*q(t-1)^2-cos(2*t));
end
plot(p,q)