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~ YL&$cT] 1
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这个程序是计算远场光场中主瓣的能量，然后将主瓣能量和f的值画成散点图，最后画图步骤总是报错. V;?_l? _
clear; 673v
lam=500e-9;N1=4;N2=4; 'g#Ml`cm
a=2e-4;z=5; SY["(vP%#
k=2*3.14/lam;omega=0.00025; +Bv{A3E9
xm=0.4*lam*z/a;ym=0.4*lam*z/a; |!dyk<}oIu
n=5; &qFdP'E;$
syms thetax; "*#$$e53A
d=linspace(0,1,n); x2/|i? ZO
for i=1:n 3j0/&ON
B1(i,:)=(sin(0.5*N1*k*d(i)*thetax)./sin(k*0.5*d(i)*thetax)).^2 ..., .t xgb
*exp(-0.5*k.^2*omega.^2*thetax.^2); 7*OO k "9
I(i,:)=int(B1(i,:),thetax,-lam/(N1*d(i)),lam/(N1*d(i))); WDKj)f9cy
Br1=I/16; e >1^i;f
f(i,:)=2*omega/d(i); _x z_D12
vpa(Br1,5) {O#=%o[
end A) p}AEBc
plotmatrix(f,Br1)
