cq.m

MATLAB6P5下的GUI设计－实时参数二阶时域曲线的自动绘制.rar

a=-8;
r=a^(1/3)
 m=[0,1,2];
 r=abs(a)^(1/3);
 theta=(angle(a)+2*pi*m)/3;
 rrr=r*exp(i*theta)
 t=0:pi/20:2*pi;x=r*sin(t);y=r*cos(t);
 plot(x,y,'b:'),grid
 hold on
 plot(rrr(1),'.','MarkerSize',50,'Color','r')
 plot(rrr([2,3]),'o','MarkerSize',15,'Color','b')
 axis([-3,3,-3,3]),axis square
 hold off