p146_1.m

来自「反馈控制系统设计与分析（matlab程序）」· M 代码 · 共 6 行

wn=1; z=0.1; b=[0.1,0.2,0.5,1];
for i=1:length(b)
   G=tf(wn^2*[1,b(i)],[1,2*z*wn,0]);
   rlocus(G); hold on
end