R=input('Please input R='); @NBWNgBv
p=0.1; C+{du^c$
n=chaxun(R); KP)BD;
L=15; V,,/}f'
c=3*10^8; |12Cg>;j*n
h=6.626196*10^(-34); >z0~!!YZ
k=1.3806505*10^(-23); -9BKa~ DVQ
B=198.95; KM$5ZbCF:
r=0.509*10^(-60); rE?(_LI
d=532*10^(-9); eF5?4??
for s=0:20 nnBgTtsC]
for T=0.1:50:300.1 |7IlYy&:
if mod(s,2)==0 8+^?<FKa
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)); <0[{Tn
y=diff('f','T'); gcImk0NIY
elseif mod(s,2)==1 4Q0@\dR9
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)); K`.wj8zGY
y=diff('f','T'); p%304oP6
end wn*z*
end )k5lA=(Yr+
end Sz0M8fYT]
plot3(y,s,T); mT
N6-V
怎么错了,希望哪位大侠指点。 c"aiZ(aP