R=input('Please input R='); sAk~`(:4!
p=0.1; #c4LdZu9
n=chaxun(R); If6wkY6sR
L=15; +`f gn9p
c=3*10^8; QHr
3J
h=6.626196*10^(-34); mL+}Ka
k=1.3806505*10^(-23); =pWpHbB.
B=198.95; P;KbS~ SlC
r=0.509*10^(-60); h0n0Dc{4
d=532*10^(-9); W_8 FzXA
for s=0:20 `(;d+fof
for T=0.1:50:300.1 MS^,h>KI
if mod(s,2)==0 [k-7Kq
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)); mUr@w*kq|p
y=diff('f','T'); } 3:TPW5S
elseif mod(s,2)==1 oBqP^uT>a|
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)); !nVX .m9
y=diff('f','T'); a,cDj
end MBcOIy[&A
end |BH,
H
end rA*,)I_v@
plot3(y,s,T); l0D.7>aj
怎么错了，希望哪位大侠指点。 Z+t ?ah00
