function tiaoxing(bochang,N,m,L,handles) 6Q._zk
global n ![BQ;X
global point LA.xLU3
k=2*pi/bochang; 'MHbXFM
a=m*1e+006; TKsze]/q
deltax=2*a/point;%取单位长度 oiq7I@Y`x
xx=-a:deltax:a; +)Pv6Zog[
L=L*1e+006; jyt#C7mj-A
nn=length(xx); I%NPc4p
u=ones(1,nn); e:Zc-
jj=1:nn; I9`R LSn
for n=1:N %进行迭代 w$cic
=x4:jas
for b=1:nn n#G
I& U
uu(b)=sqrt(i*exp(-i*k*L)/(bochang*L)).*... 2>3gC_^go
sum(exp(-i*k*((b-jj)*deltax).^2./(2*L)).*u)*deltax;% Xp=Y<`dX
bg'B^E3
end $GyO+xF
T7AFL=
ma=max(uu);%归一化 e4V4%Qw
uu=uu./ma; bqXCe\#
u=uu; V6,D~7
axes(handles.axes1); nz|;6?LCLY
plot(xx,abs(u)) e'oM%G[
axes(handles.axes2); ai(<"|(
plot(xx,angle(u)) HN\Zrb
set(handles.edit10,'string',num2str(n));%迭代次数显示到面板 XB)e;R
End