R=input('Please input R='); b&rBWp0#
p=0.1; fB$a)~
n=chaxun(R); ;JkSZs3
L=15; ^@^8iZ
c=3*10^8; g"P%sA/E+
h=6.626196*10^(-34); u} mj)Nk
k=1.3806505*10^(-23); B"GC|}N)v
B=198.95; o+1(N#?m9
r=0.509*10^(-60); 7%^G]AFi
d=532*10^(-9); O)dnr8*
for s=0:20 wp?:@XM
for T=0.1:50:300.1 S8#0Vo$)a
if mod(s,2)==0 -$Fj-pO\
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));
DN2 ]Y'
y=diff('f','T'); ]U>MYdGWb
elseif mod(s,2)==1 ?Q]&;5o
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)); Zy(i_B-b
y=diff('f','T'); e gq,)6>
end 6F(z6_<
end t=P+m
end xTAfVN
plot3(y,s,T); wsQnjT>
怎么错了,希望哪位大侠指点。 D:@W*,