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 cuBOE2vB.
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程序如下 p<'#f,o
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clearclc bec n$R
h=1000;N=100; gf2l19aP
R=100;for i=2:101 ^T)HRT-k
theata(i)=asin(sqrt((i-1)/N));end d%81}4f:
theata(1)=0;for i=1:101 O!lZ%j@%
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) r{$ip"f
end% r(1)=0; qWHH%
L;
a=zeros(101,1);c=zeros(101,1); '73dsOTIT
x=zeros(101,1);y=zeros(101,1); =ILs[p
a(1)=550;x(1)=-50; R(kr@hM
y(1)=0; n wToZxHZ~
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for i=2:100 k=2*a(i-1); >1,.4)k%K
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))]; ~{0:`)2FQ
x(i)=XY(1); y(i)=XY(2); h$DFp
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; EJ.oq*W!*J
i x(i) 7qA0bUee5
y(i)end ^L+*}4Dr
plot(x,y)