function tiaoxing(bochang,N,m,L,handles) aIzp\$NWVK
global n $>S}acuC
global point h-?q6O/ |
k=2*pi/bochang; >,]
eL
a=m*1e+006; yZj}E Ba
deltax=2*a/point;%取单位长度 +eV4g2w)
xx=-a:deltax:a; ?c=R"Y g$
L=L*1e+006; "lv:hz
nn=length(xx); &9 RW9u "
u=ones(1,nn); 0%A(dJA6
jj=1:nn; j(@g
for n=1:N %进行迭代 *uI hxMX
^B&ahk
for b=1:nn X-G~/n-x
uu(b)=sqrt(i*exp(-i*k*L)/(bochang*L)).*... {.' ,%)
sum(exp(-i*k*((b-jj)*deltax).^2./(2*L)).*u)*deltax;% >'2w\Uk~:
j &0fC!k
end S2At$47v
V:0uy>
ma=max(uu);%归一化 H/^TX qQ8
uu=uu./ma; rr07\;
u=uu; .qb_/#Bas
axes(handles.axes1); <QkN}+B=
plot(xx,abs(u)) U'h[ {ek
axes(handles.axes2); xnhDW7m
plot(xx,angle(u)) !F7EAQn{(
set(handles.edit10,'string',num2str(n));%迭代次数显示到面板 lkSz7dr@
End
