R=input('Please input R=');
hP8&n9o
p=0.1; #`0z=w/)
n=chaxun(R); s,H(m8#>
L=15; y/hvH"f
c=3*10^8; h##?~!xDmq
h=6.626196*10^(-34); ArzsZ<\//
k=1.3806505*10^(-23); eh4"_t
B=198.95; WV"QY/e3
r=0.509*10^(-60); VQMd [/
d=532*10^(-9); *[:CbFE0y
for s=0:20 luk2fi<$
for T=0.1:50:300.1 k+GnF00N^8
if mod(s,2)==0 BV?N_/DXp
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)); ?9@Af{b t2
y=diff('f','T'); l(\8c><m
elseif mod(s,2)==1 )wv[!cYyW
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)); 6v O) s!b
y=diff('f','T'); E/$@ud|l"
end ]G~N+\8]U
end ikG9l&n
end /M*\t.[ 46
plot3(y,s,T); >@"3Q`
怎么错了，希望哪位大侠指点。 qS }RFM5|
