最近在用matlab做相干合成的数值模拟，在画图的时候遇到些问题，不知哪位高手能指点一下，多谢~ ^,V[nfQR
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这个程序是计算远场光场中主瓣的能量，然后将主瓣能量和f的值画成散点图，最后画图步骤总是报错. bx>i6
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clear; uRQ_'l
lam=500e-9;N1=4;N2=4; K"l0w**Og#
a=2e-4;z=5; !kXeO6X@m
k=2*3.14/lam;omega=0.00025; Y&~M7TY b
xm=0.4*lam*z/a;ym=0.4*lam*z/a; 9+Nw/eszO
n=5; L'9N9CR{i
syms thetax; c3k|G<C2
d=linspace(0,1,n); mP-2s;q
for i=1:n h\y-L~2E
B1(i,:)=(sin(0.5*N1*k*d(i)*thetax)./sin(k*0.5*d(i)*thetax)).^2 ..., / L~u0 2?
*exp(-0.5*k.^2*omega.^2*thetax.^2); bGv4.:)
I(i,:)=int(B1(i,:),thetax,-lam/(N1*d(i)),lam/(N1*d(i))); 8R x c&`_X
Br1=I/16; )#`H."Z
f(i,:)=2*omega/d(i); ow.6!tl0=h
vpa(Br1,5) l2&hBacT
end \FifzKA
plotmatrix(f,Br1)
