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 bn"z&g
L~L]MC&
程序如下 K/XUF#^B]
bR|1*<
clearclc AV["%$:
h=1000;N=100; VufG7%S{
R=100;for i=2:101 7#iT33(3
theata(i)=asin(sqrt((i-1)/N));end ,DWC=:@X
theata(1)=0;for i=1:101 .2STBh.;
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) R{Qvpd$y
end% r(1)=0; oJ)v6"j
a=zeros(101,1);c=zeros(101,1); fsVr<m
x=zeros(101,1);y=zeros(101,1); =?-
sazF&
a(1)=550;x(1)=-50; kn7Qvk[+
y(1)=0; Nx4X1j?-n
rwepe 5
for i=2:100 k=2*a(i-1); E 5bo60z
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))]; 3+#
"4O
x(i)=XY(1); y(i)=XY(2); z`+j]NX]
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; I45\xP4i
i x(i) >d#6qXKAU
y(i)end [=I==?2`X
plot(x,y)