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 Are0Nj&?
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程序如下 hKnV=Ha(
?=-/5A4K
clearclc x'6i9]+r
h=1000;N=100; bwszfPM
R=100;for i=2:101 W ?ghG
theata(i)=asin(sqrt((i-1)/N));end W(-son~I
theata(1)=0;for i=1:101 z 9WeOs
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) ^4Se=Hr
z2
end% r(1)=0; Ri::Ek3qu
a=zeros(101,1);c=zeros(101,1); nT}i&t!q8@
x=zeros(101,1);y=zeros(101,1); p=i6~
a(1)=550;x(1)=-50; =`C K` x
y(1)=0; $j@P 8<M7
o,0
Z^"|
for i=2:100 k=2*a(i-1); ~[BGKq h
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))]; '[_.mx|cd`
x(i)=XY(1); y(i)=XY(2); pY%KI
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; W,!7_nl"u
i x(i) [`bK {Dq2
y(i)end I9#l2<DYlX
plot(x，y）
