[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 k ))*z FV  
w!RH*S  
程序如下 Om  
)'~FDw\6  
clearclc }v,THj  
h=1000;N=100; v~Qy{dn P  
R=100;for i=2:101 mW-W7-JhO7  
    theata(i)=asin(sqrt((i-1)/N));end E2IVR]C2^  
theata(1)=0;for i=1:101 =@ZtUjcJx  
%      r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) R!,)?j;  
end% r(1)=0; 7 L\?  
a=zeros(101,1);c=zeros(101,1); 6hK"k  
x=zeros(101,1);y=zeros(101,1); gpWS_Dw9  
a(1)=550;x(1)=-50; @E2nF|N  
y(1)=0; %b;+/s2W  
;vdgF  
for i=2:100    k=2*a(i-1); <h=M Rw,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))]; _vH!0@QFU  
    x(i)=XY(1);    y(i)=XY(2); !@{[I:5  
    FX=F-XY;    a(i)=(norm(FX)+norm(XY))/2; 0)5Sx /5'  
    i    x(i) VWy:U#;+8  
    y(i)end 9 Zm<1Fw  
plot(x，y）

请问楼主解决了吗