R=input('Please input R='); u$yXuFj/
p=0.1; C7ug\_,s
n=chaxun(R); udu<Nis4
L=15; VcGl8~#9
c=3*10^8; ~n-Px)
h=6.626196*10^(-34); Pr1qX5> =
k=1.3806505*10^(-23); y{/7z}d
B=198.95; Kf1J;*i|\
r=0.509*10^(-60); <4+P37^~
d=532*10^(-9); 5CZyA`3V^5
for s=0:20 PJiU2Y33
for T=0.1:50:300.1 yAfwQ$Ll7
if mod(s,2)==0 uLafO=Q
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)); )w0x{_
y=diff('f','T'); kN.;;HFq#
elseif mod(s,2)==1 j1KNgAo<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)); tBbOxM m0
y=diff('f','T'); g]lEG>y1R
end n1J u=C
end wn.~Dx
end W?5')
plot3(y,s,T); PFuhvw~?
怎么错了,希望哪位大侠指点。 Iz1x| EQ