R=input('Please input R='); +N2ILE8[<
p=0.1; x=x%F;
n=chaxun(R); BAi0w{
L=15; Rd]<591
c=3*10^8; <)sL8G9Y
h=6.626196*10^(-34); ^vxNS[C`;
k=1.3806505*10^(-23); e(b$LUV
B=198.95; ]EDCs?,
r=0.509*10^(-60); \xC#Zs[<
d=532*10^(-9); OBF-U]?Y
for s=0:20 w6Mv%ZO_
for T=0.1:50:300.1 u:l<NWF^
if mod(s,2)==0 >X"\+7bw
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)); .~rg#*]^
y=diff('f','T'); >T0`( #Lm
elseif mod(s,2)==1 CMv8n@ry
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)); H`q[!5~8
y=diff('f','T'); JlRNJ#h>
end ~P~q'
end Wy/h"R\=
end zq ?xY`E
plot3(y,s,T); psz0q|
怎么错了,希望哪位大侠指点。 lU$0e09