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 ";~}"Yz?[
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程序如下 !2x"'o
#SY8Zv
clearclc M3Kpp_d_!
h=1000;N=100; v)JQb-<
R=100;for i=2:101 TGLkwXOkT
theata(i)=asin(sqrt((i-1)/N));end ,8uu,,c
theata(1)=0;for i=1:101 FH8?W|
G
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) 1at$_\{.(
end% r(1)=0; a73b/_zZ=
a=zeros(101,1);c=zeros(101,1); yZ&By?.0
x=zeros(101,1);y=zeros(101,1); k;3P;@3,W
a(1)=550;x(1)=-50; ZLvw]N&R
y(1)=0; o*n""m
4\(;}M-R{
for i=2:100 k=2*a(i-1); kyJv,!};
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))]; #)R;6"
x(i)=XY(1); y(i)=XY(2); u2<:mu[|P
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; )I+1 b
!U
i x(i) !U`T;\,v5
y(i)end Y tGH>0}h
plot(x,y)