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 ?A2jj`N1x
0;SRmj@W
程序如下 G{ 4lgkyy
7>!Rg~M
clearclc -E,p[Sp
h=1000;N=100; apw/nhQ.[
R=100;for i=2:101 4 elA<<
theata(i)=asin(sqrt((i-1)/N));end r"_SL!,^
theata(1)=0;for i=1:101 z!>ml3
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) v|@1W Uc,g
end% r(1)=0; Kp?j\67S
a=zeros(101,1);c=zeros(101,1); 0. lOSAq
x=zeros(101,1);y=zeros(101,1);
%mr6p}E|
a(1)=550;x(1)=-50; {/}p"(^
y(1)=0; m'YYkq(5%Z
oa2v/P1`
for i=2:100 k=2*a(i-1); *G(ZRj@ 33
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))]; +_v#V9?
x(i)=XY(1); y(i)=XY(2); p$_X\,F
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; KGNBzy~9
i x(i) rUWC=?Q
y(i)end a`_w9r+v
plot(x，y）
