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 3VZ}5
wZUZ"Y}9
程序如下 2v$\ mL
'048Qykt;
clearclc fw&cv9X(IU
h=1000;N=100; 2y"L&3W
R=100;for i=2:101 ;W 3#q :
theata(i)=asin(sqrt((i-1)/N));end <lkt'iT=Sz
theata(1)=0;for i=1:101 C1`fJh y
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) 5)c B\N1u
end% r(1)=0; 7+NBcZuG9
a=zeros(101,1);c=zeros(101,1); d[F3"b%
x=zeros(101,1);y=zeros(101,1); ~XeWN^l(Ov
a(1)=550;x(1)=-50; >rhqhmh;W"
y(1)=0; $x/VO\Z{-
oA* 88c+{f
for i=2:100 k=2*a(i-1); >qy$W4
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))]; #Zg pm"MW
x(i)=XY(1); y(i)=XY(2); r1&eA% eh
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; Qef5eih
i x(i) g#iRkz%l)&
y(i)end h.pVIO`
plot(x，y）
