R=input('Please input R='); 4T$DQK@e
p=0.1; 2a;[2':
n=chaxun(R); ~T/tk?:8Vi
L=15; r&ys?@+G
c=3*10^8; &-w. rF@
h=6.626196*10^(-34); EG|_YW7
k=1.3806505*10^(-23); kGL3*x
B=198.95; r i)`e
r=0.509*10^(-60); pFV~1W:
d=532*10^(-9); qu^~K.I"
for s=0:20 a_]l?t
for T=0.1:50:300.1 \%9QE
if mod(s,2)==0 Q5l+-
f=p*n*L*6*((2*h*c)/(9*k*T))*((3/2)*(s+1)*(s+2)/(2*s+3))*(64*(pi^2)/15)*((c/d-(4*s+6)*B)^4)*r*exp(-(h*c*B/(k*T))*s(s+1)); u/NcX
y=diff('f','T'); p>f?Rw_
elseif mod(s,2)==1 F>5b[q6~4
f=p*n*L*3*((2*h*c)/(9*k*T))*((3/2)*(s+1)*(s+2)/(2*s+3))*(64*(pi^2)/15)*((c/d-(4*s+6)*B)^4)*r*exp(-(h*c*B/(k*T))*s(s+1)); Sn^M[}we
y=diff('f','T'); g7lPQ_A*
end ;Wa&Dg/5`
end [>U2!4=$M
end ~]`U)Aw
plot3(y,s,T); -PU.Uw]
怎么错了,希望哪位大侠指点。 OOXP1L