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 ; ;<J
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程序如下 E@:Q 'g%
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clearclc >G] ?
h=1000;N=100; e#tIk;9Xz
R=100;for i=2:101 @ gNpJB]V
theata(i)=asin(sqrt((i-1)/N));end /:U1!9.y
theata(1)=0;for i=1:101 GGH;Z WSe
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) -
$%jb2
end% r(1)=0; SU/G)&Mi
a=zeros(101,1);c=zeros(101,1); t) LU\!
x=zeros(101,1);y=zeros(101,1); sF y]+DB
a(1)=550;x(1)=-50; x8Q~VVZr
y(1)=0; Zp`~}LV{
}d_<\
for i=2:100 k=2*a(i-1); bZiyapM
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))]; *2`:VFEV
x(i)=XY(1); y(i)=XY(2); im=5{PbJ^
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; XJUEwX
i x(i) g^jJ8k,7(
y(i)end , s0
9B
plot(x，y）
