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 :;.^r,QAI
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程序如下 ~abyjM
:CW^$Zvq
clearclc Vy
I\Jmr
h=1000;N=100; Te
L&6F$
R=100;for i=2:101 ;b*qunJ3L
theata(i)=asin(sqrt((i-1)/N));end n"T ^
theata(1)=0;for i=1:101 Bh'fkW3
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) 'E9{qPLk(
end% r(1)=0; Q5T3
a=zeros(101,1);c=zeros(101,1); n)"JMzjQ<
x=zeros(101,1);y=zeros(101,1); !#_2 ![
a(1)=550;x(1)=-50; c0'ryS_Z9
y(1)=0; 0t%]z!
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:B/ FL
for i=2:100 k=2*a(i-1); e)n ,Y
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))];
Ao8ua|:
x(i)=XY(1); y(i)=XY(2); )f|`mM4DW!
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; '"E!av>
i x(i) qvSYrnpn
y(i)end F0p=|W
plot(x,y)