www.pudn.com > pinsanquxian.rar > ex3.m, change:2004-07-06,size:249b


syms x; 
q=0.6;m=0.5;p0=sqrt(m^(-2)-1); 
y1=q*m*sqrt((p0/x)^2-1); 
ezplot(y1,[0,10]); 
grid on; 
hold on; 
kh=20; 
y2=tan(kh*x); 
ezplot(y2,[0,10]); 
zoom on 
pause; 
[xx,yy]=ginput(3); 
c1=sqrt(xx(1)^2+1) 
c2=sqrt(xx(2)^2+1) 
c3=sqrt(xx(3)^2+1)