function tiaoxing(bochang,N,m,L,handles) &B 3kzs
global n - &HN h\
global point yRy9*r=
k=2*pi/bochang; 4o|~KX8Qz
a=m*1e+006; /bw-*
deltax=2*a/point;%取单位长度 "zv+|_ZAfd
xx=-a:deltax:a; 7kb`o
y;(^
L=L*1e+006; &556 ;l
nn=length(xx); m4 %m0"Z
u=ones(1,nn); F:H76O` 8
jj=1:nn; :<j f}[w!
for n=1:N %进行迭代 g_}@/5?y
6)?TWr'K e
for b=1:nn 1%+ 0OmV&
uu(b)=sqrt(i*exp(-i*k*L)/(bochang*L)).*... KYeA=
sum(exp(-i*k*((b-jj)*deltax).^2./(2*L)).*u)*deltax;% lF#Kg !-l
^yb_aC w
end N* z<VZ
-Pvt+I>
ma=max(uu);%归一化 Q647a}
uu=uu./ma; F4 P D3E_#
u=uu; , <[os
axes(handles.axes1); )WzCUYE 1/
plot(xx,abs(u)) Le}q>>o;q
axes(handles.axes2); [6D>2b}:{[
plot(xx,angle(u)) tC&y3!k2jR
set(handles.edit10,'string',num2str(n));%迭代次数显示到面板 X `vDhfh>N
End
