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 2A =Y
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程序如下 ~`^kP. ()
e-UWbn'~
clearclc ^+-]V9?+
h=1000;N=100; 0H.bRk/P+
R=100;for i=2:101 b{)kup
theata(i)=asin(sqrt((i-1)/N));end WA1yA*S
theata(1)=0;for i=1:101 PX0N7L
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) ( xzruI5P
end% r(1)=0; R/fE@d2~In
a=zeros(101,1);c=zeros(101,1); _A&
[rBm|
x=zeros(101,1);y=zeros(101,1); X(17ESQ/Y
a(1)=550;x(1)=-50; CS* lk !C
y(1)=0; \o3s&{+ y,
#*lD Kn[vO
for i=2:100 k=2*a(i-1); xluA jOQ6
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))]; y!:vX6l
x(i)=XY(1); y(i)=XY(2); xXI WEZA
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; =jpRv<X|,
i x(i) ]]`[tVaFr
y(i)end l x0BKD?n
plot(x，y）
