152 
A NEW METHOD OF DETERMINING 
(1) (1) 
Ge gy cos sin cos sin sin cos 
” " 1 " " " 
0—1 — 5.826 —(0).066 — 5,824 —0.066 +-4,799 2,043 
0 — 2 — 0.560 —0.006 — 0.562 —0.006 +0.463 +0.197 
0—3 | — 0:04566 —0.00057 — 0.04575 +0.038 0.016 
== | + @149 —0.103 + 0.180 —0.103 
t=—i-| Aone 10.650 148.079 0.650 
1—2 sats 4.637 +0.062 + 4.605 + 0.062 
i= 3 | | 0.387740 +0.00502 —_ 0.37738 -++-0.00510 
| 
2—1 Se iL Oi --0.026 + 1.927 0.030 
panto | 4+ 0,186 0.002 | 0.186 10,002 
Y= 3 - 0.011 0.000 + 0.015 0.000 
To find the numerical value of (Z) needed in case of the function a” ( ab we have 
(1) = 
where 
b = —“ cos¢’ sin 7 cos I’, 
i 
+ 460’, sin (— 2g’) + 407’, cos (— 29’) 
+ 9 bo’, sin (— 39’) + 9 by’, cos (— 39’) 
+ ete. 
bs’; sin (— g’) + 
+ ete. 
Biy'scos (— 9) 
j= sine acim 
2 
Having the values of « (4), war Gy. (77), and (J), we next find those of 
