R=input('Please input R='); U;g S[8,p
p=0.1; )\wuesAO
n=chaxun(R); 4U?<vby
L=15; ;K_}A4K
c=3*10^8; }f#_4ACaD
h=6.626196*10^(-34); T7{<arL$
k=1.3806505*10^(-23); f ba&`
B=198.95; &|b4\uj9
r=0.509*10^(-60); I5qM.@%zB
d=532*10^(-9); bhD ~4Rz
for s=0:20 ;WD,x:>blO
for T=0.1:50:300.1 oV9z(!X/
if mod(s,2)==0
:Hk_8J
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)); DzC Df@TB"
y=diff('f','T'); $Jp~\_X
elseif mod(s,2)==1 &~ *.CQa
f=p*n*L*3*((2*h*c)/(9*k*T))*((3/2)*(s+1)*(s+2)/(2*s+3))*(64*(pi^2)/15)*((c/d-(4*s+6)*B)^4)*r*exp(-(h*c*B/(k*T))*s(s+1)); .k@^KY
y=diff('f','T'); ~-_i
end =q+R
end H<`\bej,
end fG&=Ogy
plot3(y,s,T); TQf L%JT
怎么错了,希望哪位大侠指点。 ^gOww6$ <