| yzktst |
2016-06-10 09:43 |
function tiaoxing(bochang,N,m,L,handles) +a@:?=hc
global n (YOp
global point ?/EyfTex
k=2*pi/bochang; *F ya
qJ)
a=m*1e+006; EUVB>%P
deltax=2*a/point;%取单位长度 O-5s}RT
xx=-a:deltax:a; +x?_\?&Ks
L=L*1e+006; }Y{aVn&C
nn=length(xx); /Ah |Po
u=ones(1,nn); x{Gd r51%
jj=1:nn; |G!P G6%1
for n=1:N %进行迭代 >n`!S`)9{
"0ITW46n
for b=1:nn p_ K` `JE
uu(b)=sqrt(i*exp(-i*k*L)/(bochang*L)).*... k@,&'imx
sum(exp(-i*k*((b-jj)*deltax).^2./(2*L)).*u)*deltax;% wK0= I\WN9
]GSs{'Uh B
end hM": ?Rx
6f$h1$$)^
ma=max(uu);%归一化 y)5U*\b
uu=uu./ma; e ~wuoE:M3
u=uu; :tc]@0+
axes(handles.axes1); f]P&>j|
plot(xx,abs(u)) L `7~~
axes(handles.axes2); btQD G
plot(xx,angle(u)) "cK@Yo
set(handles.edit10,'string',num2str(n));%迭代次数显示到面板 y 093-
End
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