MR, W. M. HICKS ON THE MOTION OP TWO SPHERES TN A FLUID. 465 
Here 
ancl 
C •' .-) 9 o ”1” ^ _ 
C—X 1 7'o — X 
«^1 “1“ ^ 
^2 7 T — N 
Whence writing — = q 
and 
and 
But 
and 
Also 
and 
2i 
x^(c ^0) "I - o ~t A.) 
(E —g' 2 )v, / = 
( r l +A -)( r 2 + ^) 
v tl =A q 2n —: 
1 
f>u — Ciq x - 
2 \ 
1 
-2X + A ^ 
n— 0p=0 
. _ 1 _ r x -\ 
1 
2 A, X-p7’j 2N(?’j + A,) 2Xy^~ 
2A, 
p„ — aq x 
<h ”2 
2„2h 
1 — a ~' 1 
=(n-x)i^ 
2A. 
•—p»—’*i+ r a — 0*i+^)+ 1 _ - 2.0 
1 SZl 7 
] - nr^W + 2 
('• 3 + X ) 1 _„ l - V “ 
P« 
1-2i"¥ 
- 2 ~ 2 w .-2 
= 2’ 1 -2 2« 
« C -P«-1 l“2i “2 s " 
P>i—\ 
: v— sa y 
l J n 
Pn= q 
Pn—\ Pn —2 
Pol/ 
Pn Ph- 1 ’ ' ' ' P] J 
f (i—gr a )g” i 3 
“li-?rVJ ^ 
