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 ):e+dt
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程序如下 js~tKUvg
GxxDY]!
clearclc +wipfL~&S
h=1000;N=100; m;dm|4L^
R=100;for i=2:101 d:A}CBTSY
theata(i)=asin(sqrt((i-1)/N));end 59.$ULQVMY
theata(1)=0;for i=1:101 &,J*_F<s2<
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) rVY?6OMkd
end% r(1)=0; ! 0^;;'
a=zeros(101,1);c=zeros(101,1); 'iJDWxCD
x=zeros(101,1);y=zeros(101,1); f0vJm
a(1)=550;x(1)=-50; #,G1R7
y(1)=0; :pRF*^eU
UEzsDJu
for i=2:100 k=2*a(i-1); l';pP^.q
F=[h,r(i-1)/2-r(i)/2]; XY=((k^2-norm(F)^2)/(2*k-2*norm(F)*cos(pi-theata(i))))*[cos(pi-theata(i)),sin(theata(i))]; [!EXMpq'
x(i)=XY(1); y(i)=XY(2); ?]^zD k@~
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; sI'a1$
i x(i) UVrQV$g!
y(i)end {V}qwm?
plot(x,y)