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 O|=5+X
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程序如下 16ahU$@-
hJ$o+sl
clearclc Rd@34"O
h=1000;N=100; iz!E1(z(
R=100;for i=2:101 $#4Qv5}
theata(i)=asin(sqrt((i-1)/N));end m/RX~,T*v&
theata(1)=0;for i=1:101 ~sT/t1Rp
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) 4$.$j=Ct."
end% r(1)=0; Z&9MtpC+N3
a=zeros(101,1);c=zeros(101,1); 8}z]B^?Fy
x=zeros(101,1);y=zeros(101,1); ^F2OTz4n
a(1)=550;x(1)=-50; f#mBMdj
y(1)=0; e f8_w6i
/RU'~(
for i=2:100 k=2*a(i-1); GSo&$T;B6
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))]; e^2e[rp0
x(i)=XY(1); y(i)=XY(2); Tlc3l}B*Z
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; n " ?It
i x(i) q)vdDdRe_
y(i)end HYm
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plot(x,y)