[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 (!a\23  
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程序如下 ?lm<)y?I7+  
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clearclc ceLr;}?Ws  
h=1000;N=100; 2
<*Yq8  
R=100;for i=2:101  nyZ?m  
    theata(i)=asin(sqrt((i-1)/N));end qv`:o `  
theata(1)=0;for i=1:101 GYonb)F  
%      r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) \5b<!Nl  
end% r(1)=0; ~]BR(n  
a=zeros(101,1);c=zeros(101,1); PAiVUGp5[  
x=zeros(101,1);y=zeros(101,1); Lve$H(GHT  
a(1)=550;x(1)=-50; Xm6M s<z6  
y(1)=0; &#@"^(} 6  
3ep L'My$  
for i=2:100    k=2*a(i-1); Q
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    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))]; *T{KpiuP  
    x(i)=XY(1);    y(i)=XY(2); mHc2v==X\-  
    FX=F-XY;    a(i)=(norm(FX)+norm(XY))/2; [ <Q{  
    i    x(i) C|rl",&  
    y(i)end [{J1b  
plot(x，y）

请问楼主解决了吗