function tiaoxing(bochang,N,m,L,handles) TCYjj:/
global n G7yCGT)vQ
global point #n2'N^t
k=2*pi/bochang; ,#hS#?t
a=m*1e+006; 3 GmU$w
deltax=2*a/point;%取单位长度 6S)$wj*w
xx=-a:deltax:a; *%5.{J!
L=L*1e+006; C&YJvMu
nn=length(xx); j|gQe .,1
u=ones(1,nn); wvBx]$SC
jj=1:nn; h[b5"Uqj
for n=1:N %进行迭代 }R4%%)j(Vj
!#j
y=A
for b=1:nn %K8Ei/p\t]
uu(b)=sqrt(i*exp(-i*k*L)/(bochang*L)).*... [* ,k
sum(exp(-i*k*((b-jj)*deltax).^2./(2*L)).*u)*deltax;% f2ygN6(>
dP63bV
end xpCzx=n3.m
[y-0w.V=oE
ma=max(uu);%归一化 s\y+ xa:
uu=uu./ma; 3>YG
u=uu; "
2A`M~
axes(handles.axes1); A]L;LkEM
plot(xx,abs(u)) Fka&\9i
axes(handles.axes2); RAYDl=}
plot(xx,angle(u)) mz$)80ly
set(handles.edit10,'string',num2str(n));%迭代次数显示到面板 I4{uw ge
End