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 G}NT[
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程序如下 97-=Vb
^^+vt8|
clearclc daN#6e4Z+;
h=1000;N=100; .~Y%
AI
R=100;for i=2:101 :(Uz`k7
theata(i)=asin(sqrt((i-1)/N));end F2WMts
theata(1)=0;for i=1:101 1WJ%n;
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) rG"QK!R5
end% r(1)=0; Ou,Eu05jt'
a=zeros(101,1);c=zeros(101,1); YH-+s
x=zeros(101,1);y=zeros(101,1); }$D{YHF
a(1)=550;x(1)=-50; _ H$^m#h
y(1)=0; 3lG=.yD
OJTEvb6nPg
for i=2:100 k=2*a(i-1); >X0c:pPu
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))]; h6uv7n~4
x(i)=XY(1); y(i)=XY(2); ^/_1y[j
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; p({)ZU3
i x(i) @$]
CC1Y
y(i)end r>.^4Z@
plot(x,y)