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 po*8WSl9c[
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程序如下 L55 UeP\
X. ;VZwT+
clearclc m!Z<\2OP
h=1000;N=100; Lu.+J]Rz
R=100;for i=2:101 O# ZZ PJ"
theata(i)=asin(sqrt((i-1)/N));end X>=` l)ZR
theata(1)=0;for i=1:101 lTqlQ<`V
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) 1J"9Y81
end% r(1)=0; M )+p H
a=zeros(101,1);c=zeros(101,1); uO LShNo
x=zeros(101,1);y=zeros(101,1); 9/{ zS3h3
a(1)=550;x(1)=-50; >":xnX#
y(1)=0; a24 AmoWx
uStAZ ~b\
for i=2:100 k=2*a(i-1); 9;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))]; <A)M^,#o
x(i)=XY(1); y(i)=XY(2); o= ($'(1
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; 2L 1 ,;
i x(i) A_oZSUrR
y(i)end +m%%Bz>
plot(x，y）
