R=input('Please input R='); C6"!'6 W
p=0.1; Aq'%a)Y2
n=chaxun(R); j|G-9E
L=15; eBAB7r/7
c=3*10^8; 3`9*Hoy0c
h=6.626196*10^(-34); .`'SL''c
k=1.3806505*10^(-23); M<$l&%<`G
B=198.95; ,t+ATaOF
r=0.509*10^(-60); 3X!~*_iC
d=532*10^(-9); F[=m|MZb
for s=0:20 _SP
u`=~K
for T=0.1:50:300.1 3+|6])Hi1
if mod(s,2)==0 jATU b-
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)); e4)gF*
y=diff('f','T'); 'c$9[|x
elseif mod(s,2)==1 1UM]$$:i
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)); *Ra")(RnDK
y=diff('f','T'); &HXSO,@
end fd,~Yj$R?
end Wq9s[)F"Z
end >Ed^dsb&
plot3(y,s,T); Z],"<[E
怎么错了,希望哪位大侠指点。 * Yr-:s9J9