function tiaoxing(bochang,N,m,L,handles) -fIc4u[
global n b1!@v+
global point !0fI"3P@r
k=2*pi/bochang; jQtSwVDr
a=m*1e+006; C}CKnkMMD
deltax=2*a/point;%取单位长度 u.6P-yh
xx=-a:deltax:a; R,Ml&4pZ}
L=L*1e+006; 3q &k
nn=length(xx); d#T?Q_3b
u=ones(1,nn); D[>W{g
$
jj=1:nn; HcJE0-"
for n=1:N %进行迭代 yr4ou
^Omfe
for b=1:nn |Cf
mcz(56
uu(b)=sqrt(i*exp(-i*k*L)/(bochang*L)).*... C{Blqf3V0
sum(exp(-i*k*((b-jj)*deltax).^2./(2*L)).*u)*deltax;% <TjBd1
,$Tk$
end ,k*F`.[
koH4~m{
ma=max(uu);%归一化 1!/-)1t
uu=uu./ma; u@D.i4U
u=uu; ~Fx&)kegTo
axes(handles.axes1); 6GKT yN
plot(xx,abs(u)) jzrt7p*k}
axes(handles.axes2); W/v|8-gcK
plot(xx,angle(u)) oBw}hH,hp
set(handles.edit10,'string',num2str(n));%迭代次数显示到面板 :dDxxrs"
End