function tiaoxing(bochang,N,m,L,handles)
\~]HfDu
global n 8T7E.guYr
global point 4' ym vR
k=2*pi/bochang; .>Gnb2
a=m*1e+006; }Ss]/ _t
deltax=2*a/point;%取单位长度 *f[nge&.
xx=-a:deltax:a; sO,%Ok 1
L=L*1e+006; 5,I|beM
nn=length(xx); D`?=]Ysz(
u=ones(1,nn); R aVOZ=^-
jj=1:nn; vU:FDkx*nn
for n=1:N %进行迭代 4$);x/
a
7*9a`p3w
for b=1:nn <QlpIgr
uu(b)=sqrt(i*exp(-i*k*L)/(bochang*L)).*... .$r=:k_d
sum(exp(-i*k*((b-jj)*deltax).^2./(2*L)).*u)*deltax;% L9| 55z
OlW|qj
end CEwMPPYnD
JumZ>\'p(
ma=max(uu);%归一化 Z`UwXp_s
uu=uu./ma; u?(@hUV.
u=uu; jT~PwDSFt3
axes(handles.axes1); M.|cl#
plot(xx,abs(u)) RObo4
axes(handles.axes2); iYqZBLf{S
plot(xx,angle(u)) gn2*'_V~ 3
set(handles.edit10,'string',num2str(n));%迭代次数显示到面板 eI+<^p_j2
End
