R=input('Please input R='); J>_|hg=
p=0.1; :/YHU3 ~Y
n=chaxun(R); }AfX0[!O
L=15; m? 3!
c=3*10^8; 9C&Xs nk
h=6.626196*10^(-34); <ZmC8&Uo
k=1.3806505*10^(-23); -u)f@e
B=198.95; )[S~W 35
r=0.509*10^(-60); sBUK v(U)
d=532*10^(-9); \dvzL(,
for s=0:20 dH]0(aJ
for T=0.1:50:300.1 U\OfB'Dn
if mod(s,2)==0 z+3GzDLy
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)); ."`mh&+`
y=diff('f','T'); l Tpn/
elseif mod(s,2)==1 MnToL@
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)); 2@7f^be
y=diff('f','T'); =NJ:%kvF
end kyV!ATL1F
end ?\Fo|__
end n^}M*#
plot3(y,s,T); 117`=9F
怎么错了,希望哪位大侠指点。 _(A9k{