function tiaoxing(bochang,N,m,L,handles) kp8kp`S7
global n N3&n"w _d
global point 8RJa;JsH
k=2*pi/bochang; _MzdbUb5,
a=m*1e+006; Vee;&
deltax=2*a/point;%取单位长度 `m\l#r2C
xx=-a:deltax:a; tybM3VA
L=L*1e+006; wbbr8WiU
nn=length(xx); otJHcGv
u=ones(1,nn); Rqun}v}
jj=1:nn; B0ZLGB
for n=1:N %进行迭代 C''[[sw'K
&h?8yV4B
for b=1:nn r=ht:+m
uu(b)=sqrt(i*exp(-i*k*L)/(bochang*L)).*... !345
sum(exp(-i*k*((b-jj)*deltax).^2./(2*L)).*u)*deltax;% K~jN"ev
rB-}<22.
end QUi=ZD1
FS6I?q#tQ
ma=max(uu);%归一化
"xE;IpO[
uu=uu./ma; G-G\l?R(
u=uu; H
>1mi_1
axes(handles.axes1); .ot[_*A.FD
plot(xx,abs(u)) (!dwUB
axes(handles.axes2); rtk1 8U-
plot(xx,angle(u)) o;J_"'kP
set(handles.edit10,'string',num2str(n));%迭代次数显示到面板 C:P.+AU"`
End