THE GENERAL PERTURBATIONS OF THE MINOR PLANETS. 
Put 
dW _ d& dY 
= dt 
5 ole 
( cos @ + je) oe Binkon 
a I dt a 
de a = [ cos f e cos f 1 | ( =) aesinf ( ( 
n.dt V1—e r a 12? =P ie df aR = of 
ME 5 4 | (ee a. (cos f--e) le a r( 
oe Vie r ae df neues 
DE BX DEG | eae a sin f ie = a cos f r ( 
jock; — /l—é 7p =e df Z : 
But 
4 2 = s 5 a 1 
a ay eee cos f ¢ eae ! =a 
dg i ry 1 (l—e')3 (ee 
dr _ ae sin f 
i a 
dia (@ 1 ) 
aE : ae ioe ) sin Fs 
Ghp 
ao ee cos f; 
hence 
ne dQ 
ndt 3a ee )s 
Ce 2 f dQ 1 dQ 
oe Ge) ye 
ndt é dg V ie" df 
oo 
Wale LE de] 
Again from 
Gp =a) Gal 
A. P. 8.— VOL. XIX. M. 
(a) (i) 
dr dg 
97 
