R=input('Please input R='); M`>E|"<
p=0.1; a
=QCp4^
n=chaxun(R); :%.D78&
L=15; =Uh$&m
c=3*10^8; C]#,+q*
h=6.626196*10^(-34); &o*A{
k=1.3806505*10^(-23); nlYNN/@"
B=198.95; &vJH$R
r=0.509*10^(-60); JO;Uus{?
d=532*10^(-9); yw!{MO
for s=0:20 @VBcJ{e,
for T=0.1:50:300.1 g ?k=^C
if mod(s,2)==0 ;I*o@x_
f=p*n*L*6*((2*h*c)/(9*k*T))*((3/2)*(s+1)*(s+2)/(2*s+3))*(64*(pi^2)/15)*((c/d-(4*s+6)*B)^4)*r*exp(-(h*c*B/(k*T))*s(s+1)); yLGRi^d#
y=diff('f','T'); J1vR5wbu
elseif mod(s,2)==1 G"6 !{4g
f=p*n*L*3*((2*h*c)/(9*k*T))*((3/2)*(s+1)*(s+2)/(2*s+3))*(64*(pi^2)/15)*((c/d-(4*s+6)*B)^4)*r*exp(-(h*c*B/(k*T))*s(s+1)); OPi0~s
y=diff('f','T'); U17d>]ka
end s S
Mh`4'
end U(Zq= M
end G6/m#
plot3(y,s,T); /mHqurB
怎么错了,希望哪位大侠指点。 XuTD\g3)