cq2.m

MATLAB6P5下的GUI设计－实时参数二阶时域曲线的自动绘制.rar

t=0:pi/50:4*pi;
y0=exp(-t/3);
y=exp(-t/3).*sin(3*t);
plot(t,y,'-r',t,y0,':b',t,-y0,':b')
grid