( 1297 ) 
vb\ rdf s 4 rdf s 
1—24 — =— —(—- 4), 
“G a re aman 
2dr 
0 
(; =) Ath) Gres) 
2 Sale Gi , 
v@b\ _f-4(,_ ab 
or ak 
db "— 4 
As (1 -*) differs little from 1, we have in eis an approxi- 
dv) kp 2f 
: I f v d*y 
mate value for —| >) 
and 
v d°b 
2 dv 
The value of —(5 :) is exceedingly great, in comparison with 
db : : ; : b 
rank and this latter is again great in comparison with en And 
V/ ker 
b 
that this could not be accounted for, if we put iS 1—a-—, is 
9 2 
: : d*b db 
particularly obvious if we compare — G 5 a ze). with (). Putting 
: UD ler 
— = 1—a-—, we find then Fr eee le and in the same way 
v v 
b q v 
» ab JE) 
= >a . The ratio of the two mentioned values would 
then be 1. 
We might account for the high ratio between the two quantities 
by an equation of the following form: 
db b,\r+l v d°b n(n 4-1 bq\"-+1 
Then ===nal — and Loe id , so that the 
dv v 2 de® 2 ’ 
el 
n+-1 alee: 
ratio would be re Then for the determination of 2 we have the 
equation : 
| af —1)(f—4) 
eee ee 
oa ake Ab Bal 2s (f—1) 
TR ae 
