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 TFfV?rBI
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程序如下 $#ve^.VHv
fbT q?4&Q
clearclc m;_gNh8 Ee
h=1000;N=100; @r.w +E=
R=100;for i=2:101 R m&^[mv
theata(i)=asin(sqrt((i-1)/N));end Fjs:rZ#{
theata(1)=0;for i=1:101 r<%ua6@
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) m1 tYDZ"i
end% r(1)=0; %9 q ]
a=zeros(101,1);c=zeros(101,1); Io(*_3V)B
x=zeros(101,1);y=zeros(101,1); 6UAn# d9
a(1)=550;x(1)=-50; yt5 Sy
y(1)=0; EJCf[# Sf
3j I
rB%
for i=2:100 k=2*a(i-1); "jUM}@q5
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))]; yb-1zF|
x(i)=XY(1); y(i)=XY(2); Jw 4#u5$$Z
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; ~nVO%IxM4J
i x(i) OV"uIY[%8V
y(i)end & t.G4
plot(x，y）
