function tiaoxing(bochang,N,m,L,handles) /!sGO:
global n
aTkMg
global point 11%Zx3
k=2*pi/bochang; g"N&*V2
a=m*1e+006; >DAi-`e
deltax=2*a/point;%取单位长度 Z>~7|vl
xx=-a:deltax:a; )"](?V
L=L*1e+006; %'/^[j#
nn=length(xx); |Yv,zEY)
u=ones(1,nn); 1.5R`vKn]
jj=1:nn; 4n*`%V
for n=1:N %进行迭代 T%A"E,#
G[=;519
for b=1:nn dM-~Qo
uu(b)=sqrt(i*exp(-i*k*L)/(bochang*L)).*... hcz!f
sum(exp(-i*k*((b-jj)*deltax).^2./(2*L)).*u)*deltax;% Rq`5ff3,
fNV-_^,R9
end NZ?dJ"eq7
89{`GKWX
ma=max(uu);%归一化 $&Z<4:Flc
uu=uu./ma; o wwWm1@
u=uu; R[rOzoNp0
axes(handles.axes1); .*Z#;3
plot(xx,abs(u)) (w vU;u
axes(handles.axes2); 4wWfaL5"
plot(xx,angle(u)) 4ves|pLET
set(handles.edit10,'string',num2str(n));%迭代次数显示到面板 Tfx-h)oP3
End