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~
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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. GadZ!_.f
clear; 0-N"_1k|?
lam=500e-9;N1=4;N2=4; C}7 c:4c
a=2e-4;z=5; $@wTc
k=2*3.14/lam;omega=0.00025; +OM9v3qJ
xm=0.4*lam*z/a;ym=0.4*lam*z/a; e2P
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n=5; pOe "S
syms thetax; mvCH$}w8&
d=linspace(0,1,n); RKt#2%FFO
for i=1:n 2G (RQ\Ro*
B1(i,:)=(sin(0.5*N1*k*d(i)*thetax)./sin(k*0.5*d(i)*thetax)).^2 ..., *h H\H
*exp(-0.5*k.^2*omega.^2*thetax.^2); |z5`h
I(i,:)=int(B1(i,:),thetax,-lam/(N1*d(i)),lam/(N1*d(i))); 9"jhS0M
Br1=I/16; *k (|r>
f(i,:)=2*omega/d(i); M?3N h;
vpa(Br1,5) sfN6ro
end b! pG&7P
plotmatrix(f,Br1)
