R=input('Please input R='); }DbE4"^K7
p=0.1; QE3ryD
n=chaxun(R); IyOpju)?
L=15; H }B2A"
c=3*10^8; |UYED%dC
h=6.626196*10^(-34); `/0u{[
k=1.3806505*10^(-23); ljuNs@q
B=198.95; (uRZxX
r=0.509*10^(-60); }I]W'<jY
d=532*10^(-9); .$P|^Zx,
for s=0:20 'bC]M3P
for T=0.1:50:300.1 'g~@"9'oe
if mod(s,2)==0 _0.pvQ
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)); Gnk|^i;t
y=diff('f','T'); TW2Z=ks=
elseif mod(s,2)==1 -~\f2'Q
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)); E23w *']
y=diff('f','T'); ,z[(k"
end P:^=m*d
end ^aHh{BQ%
end a*s\Em7f
plot3(y,s,T); ^SAq^3^P!
怎么错了,希望哪位大侠指点。 f1J%]g!