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 }wa}hIqx
8<E!rn-
程序如下 61ON
pCB
5wB
clearclc H9oXZSm
h=1000;N=100; Z%, \+tRe
R=100;for i=2:101 i}v}K'`
theata(i)=asin(sqrt((i-1)/N));end 34/]m/2NZK
theata(1)=0;for i=1:101 +#de8/x
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) oi33{#%t
end% r(1)=0; + 1E?He:iQ
a=zeros(101,1);c=zeros(101,1); GoGohsj
x=zeros(101,1);y=zeros(101,1); +0oyt?
a(1)=550;x(1)=-50; =
]dz1~/
y(1)=0; tdMP,0u
Tx|SAa=V
for i=2:100 k=2*a(i-1); _mIa8K;
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))]; Fi?U)T+%+
x(i)=XY(1); y(i)=XY(2); yDu
yMt#
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; GFASF,+
i x(i) =8$(i[;6w
y(i)end 7 K;'7
plot(x，y）
