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 @^o7UzS4z
Hs d76z#8
程序如下 B^/k `h6J
lJdYR'/Wd
clearclc gXM+N (M-
h=1000;N=100; <]X 6%LX
R=100;for i=2:101 L
u'<4 R
theata(i)=asin(sqrt((i-1)/N));end 4O/IT1+A
theata(1)=0;for i=1:101 g-1j#V`5
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) 5&O%0`t
end% r(1)=0; KY%{'"'u
a=zeros(101,1);c=zeros(101,1); H8=:LF
x=zeros(101,1);y=zeros(101,1); pOh<I {r1
a(1)=550;x(1)=-50; /J&ks>St
y(1)=0; `j!_tE`
y .6/x? Qc
for i=2:100 k=2*a(i-1); ~(7ct*U~
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))]; TdT`V f
x(i)=XY(1); y(i)=XY(2); l2}X\N&q
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; )!caOGvhJ
i x(i) {cb<9Fii
y(i)end m l@% H
plot(x，y）
