function tiaoxing(bochang,N,m,L,handles) ,vW.vq<{q3
global n $z{HNY*2
global point S5v>WI^0h
k=2*pi/bochang; ~?-U
J^#
a=m*1e+006; `U!eh1*b
deltax=2*a/point;%取单位长度 q&Q* gEFK
xx=-a:deltax:a; @OFl^U0/
L=L*1e+006; <W/-[ M
nn=length(xx); g=b[V
u=ones(1,nn); %nOBsln
jj=1:nn; ?$;_a%v6
for n=1:N %进行迭代 ,Xk8{=
\E?1bc{\f
for b=1:nn tmK@Veb*a'
uu(b)=sqrt(i*exp(-i*k*L)/(bochang*L)).*... A>OL5TCl
sum(exp(-i*k*((b-jj)*deltax).^2./(2*L)).*u)*deltax;% ui G7
G5=(3V%
end ^lRXc.c z
9qQ_#$Vv
ma=max(uu);%归一化 -1S+fUkiK/
uu=uu./ma; ID'@}69.S
u=uu; #B`"B
axes(handles.axes1); in#qV
plot(xx,abs(u)) PM=I
axes(handles.axes2); [JMz~~F
plot(xx,angle(u)) y
@Y@"y
set(handles.edit10,'string',num2str(n));%迭代次数显示到面板 T_jwj
N
End