| yzktst |
2016-06-10 09:43 |
function tiaoxing(bochang,N,m,L,handles) `zElBD
global n g)Vq5en*
global point Edf=?K+\!i
k=2*pi/bochang; c ,h.`~{
a=m*1e+006; lQp89*b?=U
deltax=2*a/point;%取单位长度 ' D)1ka.
xx=-a:deltax:a; LT,iS)dY+
L=L*1e+006; vWqyZ-p,q
nn=length(xx); r!=]Q }`F
u=ones(1,nn); XJ
f +Eh
jj=1:nn; <O,'5 +zG%
for n=1:N %进行迭代 "fX_gN?
'WKu0Yi^'
for b=1:nn G zJ9N`
uu(b)=sqrt(i*exp(-i*k*L)/(bochang*L)).*... .iOw0z
sum(exp(-i*k*((b-jj)*deltax).^2./(2*L)).*u)*deltax;% G?Qe"4
.
'|YtNhWZ?
end ^w;o \G
=Q/w% 8G
ma=max(uu);%归一化 ')AByD}Hi]
uu=uu./ma; #6*V7@9]3|
u=uu; Z-4K?;g'k
axes(handles.axes1); uD.
plot(xx,abs(u)) .;<7424(%
axes(handles.axes2); T!m42EvIvE
plot(xx,angle(u)) q=P
f^X p
set(handles.edit10,'string',num2str(n));%迭代次数显示到面板 ^#a#<8Jz
End
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