[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 |VY+!  
M-  f)\`I  
程序如下 8Z^9r/%*Z  
AbWnDqv  
clearclc (|(#W+l~  
h=1000;N=100; `L-GI{EJ  
R=100;for i=2:101
,+iREh;  
    theata(i)=asin(sqrt((i-1)/N));end $#bgt   
theata(1)=0;for i=1:101 hx'p0HDta  
%      r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) o0f{ePZ=  
end% r(1)=0; ";I|\ T  
a=zeros(101,1);c=zeros(101,1); B%|cp+/  
x=zeros(101,1);y=zeros(101,1); 3C=|  
a(1)=550;x(1)=-50; yAge2m]<B  
y(1)=0; =h`yc$ A(2  
aNqhxvwf  
for i=2:100    k=2*a(i-1); >bKN$,Qen  
    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))]; (sngq{*%%z  
    x(i)=XY(1);    y(i)=XY(2); kt.y"^  
    FX=F-XY;    a(i)=(norm(FX)+norm(XY))/2; rUb`_W@  
    i    x(i) E7XFt#P.  
    y(i)end yK1Z&7>J>  
plot(x，y）

请问楼主解决了吗