[求助]关于配焦椭流线法的matlab编程实现问题 [复制链接]

求前辈指点迷津，感觉椭流线表达式有问题，又不知道哪里不对  )OZ  
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程序如下 I]Vkaf I>(  
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clearclc gt!tDu  
h=1000;N=100; EO"G(v  
R=100;for i=2:101 r[3 2'E  
    theata(i)=asin(sqrt((i-1)/N));end CzI/Z+\  
theata(1)=0;for i=1:101 ]f*.C9Y  
%      r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) ):nC&M\W~  
end% r(1)=0; ~X,ZZ 9H  
a=zeros(101,1);c=zeros(101,1); zZiga q"  
x=zeros(101,1);y=zeros(101,1); s[}cj+0  
a(1)=550;x(1)=-50; ~y1k2n  
y(1)=0; LuWY}ste  
`}#n
#C)  
for i=2:100    k=2*a(i-1); 9%DLdc\z;  
    F=[h,r(i-1)/2-r(i)/2];    XY=((k^2-norm(F)^2)/(2*k-2*norm(F)*cos(pi-theata(i))))*[cos(pi-theata(i)),sin(theata(i))]; b\C1qM4  
    x(i)=XY(1);    y(i)=XY(2); xvW# ~T]  
    FX=F-XY;    a(i)=(norm(FX)+norm(XY))/2; $;j{?dvm.  
    i    x(i) _s+_M+
@et  
    y(i)end Im@Yx^gc  
plot(x，y）

请问楼主解决了吗