R=input('Please input R='); jy&p_v1
p=0.1; _$cQAH0 E
n=chaxun(R); ?[XH`c,
L=15; k9}im
c=3*10^8; O "{o
(
h=6.626196*10^(-34); "<!|am(
k=1.3806505*10^(-23); :+E>UzT
B=198.95; T+sO(;
r=0.509*10^(-60); F>^k<E?,C
d=532*10^(-9); `awk@
for s=0:20 j1/J9F'
for T=0.1:50:300.1 :&_@U$
if mod(s,2)==0 CZ]+B8Pl(x
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)); |2n2
y=diff('f','T'); uO"@YX/
elseif mod(s,2)==1 Nkv2?o>l
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)); nHZ 4):`
y=diff('f','T'); F+hsIsQ
end 6 _73
end _^SNI ~
end {Ziq~{W_
plot3(y,s,T); c?IIaj!
怎么错了,希望哪位大侠指点。 RCxqqUS\C