IN PHYSICAL ASTRONOMY. 
[117] 
W ec ° s(3 ' +j: > 
[ 118 ] 
A r '' 
-Wt 
+ oi 
n'+A,} 
j- e ; cos (3 t — z) 
[119] 
H- 
[ rjl ~ A *} 
| e t cos (3 t + 2) 
e e t cos (3 t — x — z) 
[123] 
[ 120 ] 
}« Sc os(3i-2i) 
[ 121 ] 
i 
+ ^ | r-J - \ b j e e t cos (3 t + x + z) 
[124] 
+ 4{ + 4{4 r; - 4^} - Trl{’ > “ Ai }}' !e ' cos(3<_i+ -' ) 
[125] 
+ ^-||-^|r 5 '+A 5 jee i cos(3«+x-z)+ {r 5 ' + A 5 j e, 2 cos (3 t - 2 z) 
[126] ' [127] 
4{ ? V-A 5 } e/ Scos (3 < + 2 z) 
[128] 
15 
Development 
of § R . 
H 
■ 20 
[ + 27‘ 
} + lH 
r 3 ’~ A 3 1 — i^y 2 s 147 | cos4i 
[131] 
[-S' 
\+${" 
f -A 3 j + -jj-yM47 j ecos (4« — *) 
[132] 
+] 
!*si 
[n'-A,] 
MM 
^• 3 '- As} + |!{V-A 4 }- |-y 2 s I47 
ecos (4t + x) 
[133] 
