202 
MR. ARTHUR SCHUSTER ON THE 
I. Velocity Potential: A x sin 9 cos + — a] 
o 3 , 1 3 1 
^ = ^ 7+ 80 7 80 77 " 
P2 0 = f^77' + 
1 
89 
18144 
1 
77 
25 
] 8144 
7 7 
„ 0 1 1 3 1 , 2 
= - 15 1080 y 270 y “ y - 
P*° = oiaK7 7 a + ^ 7 ' 7 - 
1 
1 
3360 
840 
i _ 3 , , 1 , 3 
Vl 20 7 + 80 7 ‘ 
,1 1 ,, 5 „ 89 
V - 6 216 7 " 432 7 ” 5443 
31 
89 
39 ^ 1 riSKO ^ ^ ^ 
^ = |7 + ^7r + Y620 7<3 ’ 
in 1 = 
45 ' 648 
1 
4200 
“ V-"V - — 
7"7 
1 7 ' l +^yt 
8400 
9600 
lH ‘- Tu r, ' + \ h' ,y+ 
Pi 1 = 
201600 
7 7 + 
50400 
77 ' 
^ = “ 4320 7 7 " 
1>j;i = 40320 Ty ~ 80640 7 '■ 
Pi* = 
1 
134400 
77 • 
^ “ ^ 7V ‘ 
4 A = - 
1 
89 
13 
144 ' 36288 7 ' 7 ' 36288 " /4 ‘ 
& = 720 7Y 
13 2 ’■>, 19 4 
33600 7 7 67200 7 ' 
19 
36288 
7 S 7 7 " 
qr 4320 7 ' 
74 “ = " « 
9 
67200 
7 7 " 
A 5 = 0 . 
? 4 ® = 
134400 
