function tiaoxing(bochang,N,m,L,handles) n4>
global n 9H1R0iWW
global point 5EFow-AH
k=2*pi/bochang; }}cVPB7
a=m*1e+006; , j'=sDl
deltax=2*a/point;%取单位长度 HpDU:m
xx=-a:deltax:a; ^-~.L: }q
L=L*1e+006; @K4} cP
nn=length(xx); MZn7gT0
u=ones(1,nn); 'RQZU*8
jj=1:nn; O*H:CW
for n=1:N %进行迭代 <H}"xp)j0
0w8Id
. ,
for b=1:nn ;?=nr 5;q
uu(b)=sqrt(i*exp(-i*k*L)/(bochang*L)).*... <C+:hsS=
sum(exp(-i*k*((b-jj)*deltax).^2./(2*L)).*u)*deltax;% -gIuL
&KbtW_
end 9{70l539
A.
U<
ma=max(uu);%归一化 #T#&qo#
uu=uu./ma; (66X
u=uu; $w[@L7'(
axes(handles.axes1); '[qG ,^f
plot(xx,abs(u)) Y'Wj7P
axes(handles.axes2); 1^!=J<`K;
plot(xx,angle(u)) *vJ1~SRV
set(handles.edit10,'string',num2str(n));%迭代次数显示到面板 iBN,YPo~
End