[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 fQ=MJ7l  
I;?X f  
程序如下 [ dE.
[  
"A)("  
clearclc ?}Lg)EFH  
h=1000;N=100; GzTq5uU&  
R=100;for i=2:101 }O4se"xK  
    theata(i)=asin(sqrt((i-1)/N));end $CE[MZ&S  
theata(1)=0;for i=1:101 `K >?j
u"  
%      r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) AisN@  
end% r(1)=0; \rV B5|D?  
a=zeros(101,1);c=zeros(101,1); ,xT?mt}P  
x=zeros(101,1);y=zeros(101,1); P0-Fc@&Y  
a(1)=550;x(1)=-50; U70]!EaT  
y(1)=0; T4;T6 9j;,  
ez9k4IO  
for i=2:100    k=2*a(i-1); KYxBVgJ  
    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))]; >u(>aV|A  
    x(i)=XY(1);    y(i)=XY(2); yRYWch  
    FX=F-XY;    a(i)=(norm(FX)+norm(XY))/2; *+b6B_u]  
    i    x(i) M-uMZQe  
    y(i)end ;!T{%-tP  
plot(x，y）

请问楼主解决了吗