R=input('Please input R='); B[r04YGh
p=0.1; C]ef
`5NR]
n=chaxun(R); t+A9nvj)
L=15; Ev0=m;@_
c=3*10^8; SF[}suL
h=6.626196*10^(-34); H~lvUHN
k=1.3806505*10^(-23); M[7$F&&n
B=198.95; =8Gpov1!V~
r=0.509*10^(-60); _''9-t;n,
d=532*10^(-9); /2:s g1
for s=0:20 =v=u+nO
for T=0.1:50:300.1 p4z
thdN[
if mod(s,2)==0 %ZGG6Xgw
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)); Er<!8;{?
y=diff('f','T'); [s~6,wz
elseif mod(s,2)==1 6K5mMu#4
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)); M,oRi;V
y=diff('f','T'); FR6PY
end O@`KGZEPY
end PySFhb@
end Lm'+z97
plot3(y,s,T); axz.[L_elB
怎么错了,希望哪位大侠指点。 yhd]s0(!