function tiaoxing(bochang,N,m,L,handles) nL[G@1nR
global n BW"24JhF"
global point EIPX q
k=2*pi/bochang; y8}
/e@&
a=m*1e+006; t~8H~%T>v
deltax=2*a/point;%取单位长度 3h}i="i
xx=-a:deltax:a; MXDUKh7v3
L=L*1e+006; 'p[B`Ft3F
nn=length(xx); *<X*)A{C
u=ones(1,nn); |AS<I4+&
jj=1:nn; .=9d3uWJ/
for n=1:N %进行迭代 9q\_UbF
//%#?JJV
for b=1:nn 8fPTxvXqL
uu(b)=sqrt(i*exp(-i*k*L)/(bochang*L)).*... bc>&Qj2Z7c
sum(exp(-i*k*((b-jj)*deltax).^2./(2*L)).*u)*deltax;% q)J5tBfJ
@7{.err!
end _7dp(R
tjx|;m7
ma=max(uu);%归一化 PM'2zP[*W
uu=uu./ma; `oM'H+
u=uu; ?F*I2rt#
axes(handles.axes1); {xh5s<uOj
plot(xx,abs(u)) |f(*R_R
axes(handles.axes2); ,RP 9v*
plot(xx,angle(u)) iU(B#ohW"
set(handles.edit10,'string',num2str(n));%迭代次数显示到面板 kU.@HJ[@j
End