[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 ~1&%,$fZ  
ig(a28%  
程序如下 QiB^U^f  
Az.(tJ X"  
clearclc (|DmYn!  
h=1000;N=100; 0e1W&  
R=100;for i=2:101 .LDK+c  
    theata(i)=asin(sqrt((i-1)/N));end ">vxYi  
theata(1)=0;for i=1:101 !Z978Aub3&  
%      r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) p=m)lR9  
end% r(1)=0; zPWX%1Qr  
a=zeros(101,1);c=zeros(101,1); *I)oDq3  
x=zeros(101,1);y=zeros(101,1); HvSKR1wL\  
a(1)=550;x(1)=-50; #9aB3C  
y(1)=0; [03$*BCq3  
T 9
Jv  
for i=2:100    k=2*a(i-1); a+!#cQl  
    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))]; [)V&$~xW  
    x(i)=XY(1);    y(i)=XY(2); N S*e<9  
    FX=F-XY;    a(i)=(norm(FX)+norm(XY))/2; 7=yC*]BH-=  
    i    x(i) =Nn&$h l  
    y(i)end Ox;q +5  
plot(x，y）

请问楼主解决了吗