R=input('Please input R='); +F#=`+V
p=0.1; ;2+FgOj
n=chaxun(R); {b\Y?t^>f
L=15; zEnC[~W
c=3*10^8; +ytT)S
h=6.626196*10^(-34); Z_ iQU1
k=1.3806505*10^(-23); g6tWU
B=198.95; v)X[gt
tf
r=0.509*10^(-60); T9&,v<f
d=532*10^(-9); ~GsH8yA_P
for s=0:20 y$+!%y*
for T=0.1:50:300.1 %`t]FV^#
if mod(s,2)==0 NXC~#oG
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)); !xJLeQFJI]
y=diff('f','T'); 7=9A_4G!
elseif mod(s,2)==1 BZnp
#}f
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)); *+4>iL*:
y=diff('f','T'); RBMMXJj
end
oi%5t)VsS
end mH7CgI
end 2`q^Q
plot3(y,s,T); +?J_6Mo@X
怎么错了,希望哪位大侠指点。 fS8XuT