[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 1iJaj  
n/6qc3\5i  
程序如下 r$cq2pkX  
+V
`*  
clearclc QFNw2:)  
h=1000;N=100; fP KFU  
R=100;for i=2:101 s# 9*`K  
    theata(i)=asin(sqrt((i-1)/N));end "g%=FH3e  
theata(1)=0;for i=1:101 k0v&U@+-J  
%      r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) +B&,$ceyaJ  
end% r(1)=0; 6bwzNY 7  
a=zeros(101,1);c=zeros(101,1); 5hvg]w95;  
x=zeros(101,1);y=zeros(101,1); 1=Z, #r  
a(1)=550;x(1)=-50; t)l  
y(1)=0; k^#+Wma7  
~QngCg-5q  
for i=2:100    k=2*a(i-1); ):-Ub4A\  
    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))]; )gHfbUYS  
    x(i)=XY(1);    y(i)=XY(2); i}gsxq%  
    FX=F-XY;    a(i)=(norm(FX)+norm(XY))/2; /Y`u4G()  
    i    x(i) 63fgl+  
    y(i)end 7t3ps  
plot(x，y）

请问楼主解决了吗