function tiaoxing(bochang,N,m,L,handles) DoTs9w|5
global n UR\ZN@O
global point *<CxFy;|
k=2*pi/bochang; DlS&qFs
a=m*1e+006; =jBL'|k5
deltax=2*a/point;%取单位长度 z,os
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xx=-a:deltax:a; 9OhR41B
L=L*1e+006; _jk|}IB;X
nn=length(xx); )PHl>0i!
u=ones(1,nn); !~tnti6
jj=1:nn; PgqECd)f
for n=1:N %进行迭代 Q{`@
G"'
kEx8+2s=M
for b=1:nn <f[9j u
uu(b)=sqrt(i*exp(-i*k*L)/(bochang*L)).*... uq]iMz>
sum(exp(-i*k*((b-jj)*deltax).^2./(2*L)).*u)*deltax;% lWIv(%/@
\4C)~T:*
end ;,FT&|3o
Vzk cZK
ma=max(uu);%归一化 8\P
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uu=uu./ma; fyGCfM
u=uu; I S.F
axes(handles.axes1); T?ZOHH8
plot(xx,abs(u)) }3Df]
axes(handles.axes2); S q.9-h%5
plot(xx,angle(u)) IZ|c<#r6
set(handles.edit10,'string',num2str(n));%迭代次数显示到面板 a{5H33JA
End