[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 &B^vHH  
FRicHs n  
程序如下 S!GjCog^J  
H>-?/H  
clearclc H]. 4~ 8  
h=1000;N=100; Bu'PDy~W,  
R=100;for i=2:101 N>OF tP  
    theata(i)=asin(sqrt((i-1)/N));end -o+_PL $\  
theata(1)=0;for i=1:101 sBuVm
<H  
%      r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) c 25wm\\  
end% r(1)=0; `F>1xMm  
a=zeros(101,1);c=zeros(101,1); FxKb  
x=zeros(101,1);y=zeros(101,1); v UAYYe  
a(1)=550;x(1)=-50; E\r5!45r  
y(1)=0; E(M\U5o:  
O,_2djd  
for i=2:100    k=2*a(i-1); XHO}(!l\  
    F=[h,r(i-1)/2-r(i)/2];    XY=((k^2-norm(F)^2)/(2*k-2*norm(F)*cos(pi-theata(i))))*[cos(pi-theata(i)),sin(theata(i))]; =L$};ko  
    x(i)=XY(1);    y(i)=XY(2); ]t|KFk!)  
    FX=F-XY;    a(i)=(norm(FX)+norm(XY))/2; )S$!36Ni[  
    i    x(i) xXK7i\ny  
    y(i)end kRgyvA,*;  
plot(x，y）

请问楼主解决了吗