[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 ^L)TfI_n  
!|UX4  
程序如下 3T0~k--  
^D
6TeH  
clearclc |R _rfJh  
h=1000;N=100; &(A#F[ =0  
R=100;for i=2:101 *OznZIn  
    theata(i)=asin(sqrt((i-1)/N));end T!ZjgCY}  
theata(1)=0;for i=1:101 8'jt59/f  
%      r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) xPPA8~Dm*  
end% r(1)=0; u!5q)>Wt(  
a=zeros(101,1);c=zeros(101,1); MP)Prl>  
x=zeros(101,1);y=zeros(101,1); x,.=VB  
a(1)=550;x(1)=-50; ..X_nF  
y(1)=0; 7QNx*8p  
Q;w[o
 
for i=2:100    k=2*a(i-1); DXI4DM"15I  
    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))]; Z,e|L4&  
    x(i)=XY(1);    y(i)=XY(2); v/9ZTd  
    FX=F-XY;    a(i)=(norm(FX)+norm(XY))/2; 4\u`MR  
    i    x(i) peBHZJ``RX  
    y(i)end $!MP0f\q g  
plot(x，y）

请问楼主解决了吗