Pacific Ocean Circulation — Hid AKA 
197 
D(Y 2 ) + 51883042+7, + 7.4929828 X 10 20 = 0, 
£>(7,) + 207804544+7, - 5.3393918 X 10 20 = 0, 
D{Y 6 ) + 468733228+ 7 6 + 258.843806 X 10 20 = 0, (64) 
D(Y 8 ) + 837047752+7, + 158.8661390 X 10 20 = 0, 
D{ 7lo) + 1319885336^710 + 290.043938 X 10 20 = 0 
where 
j 4 j2 7 
D = -j-j — 108232 3v 2 Y, ~ 14997110 -j- 
aA 4 aX A aX 
and 
7i, Y 3 , . . . , 7 9 ; 7 2 , 7 4 , . . . , 7i 0 stand for the following expressions in terms of N m : 
Yi = Ni + 0.2167031 7V 3 - 0.03022117V 5 + 0.0100338TV 7 - 0.0045539TV 9 , 
7 3 = iVi + 4.63327077V 3 + 1.67781057V 5 - 0.27207947V, + 0. 10185 16iV 9 , 
7 5 = 7Vr+ 7.3461297 7V 3 - 31.5044500TV 5 - 13.18126667V, + 2.08037397V 9 , (65) 
Y 7 =’JVi — 4.28834687V 3 + 20.4004807TV 5 + 99.04981447V, + 47.01634757V 9 , 
7 9 - TV, - 3.65835477V 3 + 9.78495227V 5 - 40.09696637V, - 245.9320935TV 9 
and 
7 2 - N 2 + 0.31722317V, — 0.05016987V 6 + 0.01806247^ - 0.00864977Vi 0 , 
7 4 = N 2 + 4.12626137V, + 1.58741777V 6 - 0.25978617V 8 + 0.09956097Vio, 
7 6 = N 2 - 5.49908707V, - 23.84055487V 6 - 10.31299497V 8 + 1.61092537Vi 0 , (66) 
7 8 = TV, — 3.08742347V 4 + 13.82854477V 6 + 68.62958777V S + 33.31806477Vi 0 , 
Fio = N 2 - 2.57126547V, + 6.42713777V 6 - 25.69390467V 8 - 160.97224447Vi 0 . 
If the 10 functions 7,, 7 2 , . . . , 7 10 can be determined by solving the differential equa- 
tions (63) and (64), it will be possible to compute 7Vi(A; +), 7V 2 (A; +),..., Ni 0 (X; + from 
the following expressions which are the reversions of the expressions (65) and (66). 
TV, = +1.06502217! - 0.05878696 7 3 - 0.00491292 7 5 
- 0.001038174 7 7 - 0.000284101 7 9 , 
7V 3 = -0.2793058 7i + 0.2586992 7 3 + 0.01644431 7 5 
+ 0.003283144 7 7 + 0.000879072 7 9 , 
TVs = +0.12544347, - 0.07711532 7 3 - 0.04050495 7 5 (67) 
- 0.006251 173 7 7 - 0.001571970 7 9 , 
N 7 = -0.05969848 7i + 0.03367969 7 3 + 0.01083299 7 5 
+ 0.01265900 Y 7 + 0.002526788 7 9 , 
7V 9 - +0.02320969 7, - 0.01264167 7 3 - 0.003642393 7 5 
- 0.002365708 7 7 - 0.004554906 7 9 
and 
7V 2 = +1. 11721407, - 0.10289577, - 0.01092837 6 
- 0.0026156 7 8 - 0.0007745 7i 0 , 
TV, = — 0.3385977 7 2 + 0.30660917, + 0.0247985 7 6 
+ 0.0055792 7 8 + 0.0016107 7 10 , 
7V 6 = +0.1613919 7 2 - 0.0943220 7, - 0.0548464 7 6 
- 0.0096171 7 8 - 0.0026064 7 10 , (68) 
7V 8 - —0.0792995 7 2 + 0.0420747 7, + 0.0147581 7 6 
+ 0.01846647, + 0.0040001 7 10 , 
TVio - +0.03145047, - 0.0160186 7, - 0.0050095 7 6 
- 0.0034369 7 8 - 0.0069853 7i 0 . 
