exa10_9_2.m

有关matlab r2007的实用教程

dt=0.01;
t=[0:dt:1.5];
w=4*sqrt(3);
y=exa10_9sub(t,w);
subplot(2,1,1),plot(t,y),grid;
s=length(t)-1;
Dy=diff(y)/dt;
subplot(2,1,2),plot(t(1:s),Dy),grid;