38 A NEW METHOD OF DETERMINING 
and 
% - e ye. )2 5 5373 5 Fs 4 
Oo wr! = (L+ta.y +57 +53. Sy! + etc.) 
a 4.0. 
+ 
‘e e- 22 5 3 8 5 y4 )A Es ? 
(l—ia.y “tS Yor ae Ot eed ‘+ ete.) 
Performing the operations indicated, we have 
a ee Hea es 
NO te roe + pose Fete.) 
he2s [Poe Joe ge oa 
(4a — ra + pes — jogs ete. ) (y =4) 
(+ ty —aas + peas Fete) (ety 
hii 
) 
(+ ee re re a= ete.) (y— 4) 
Cee) 
+ 
hm jm ee? nis - 
als : (1 ant a 1.2.m-+1.m-+2 FP ete. )y 
tes a2 vA 
-é -1 
OD (yy y= 29 2 
2 =1— 77+ eee EEE: -++ TapaeE fame ete. 
43)8 a5 75 ve 
(+ Di ra ) 293 — 12234 = ete.) (y =) 
Se ee 
(jee a) 
(toe OS) ey) 
+ 
