OO
CALCULATIONS TO ASCERTAIN THE
TRACT 26.'
8. For the sum of the sines below o in the s.e. quarter.
Ring
Radii.
Sum 0Deps.
^34.2=Sum olTangs
1
2
3
4 5
6
7
8
9
10
11
12
(Sum ofDiffs.
1
333f
1510
4-530
51
51 47 43 40 35
27 21
17
13
11
1
•357
2
1000
4120
4-120
28
28
28 28 28 27 25 21
17
13
8
1
252
3
1667
6510
3-906
21
21
21 21 21 21
21
19
16
13
9
1
205
4.
2333
8070
3-459
16
16
15'15 15 15
14 14
13
10
6
1
15Q
5
3000
8990
2-997
9
9
9
9 9
9
9
9
9
8
5
1
95
6
3667
9280
2-531
5
5
5
5 5
5
5
5
6
6
4
1
57
7
4333
8440
1-948
2
2
2
2 2
2
2
2
3
4
3
1
27
8
5000
7490
1-498
1
1
1
1 1
1
1
1
1
2
2
u
14
9
5667
6630
1-170
1
. 1
•
1
1
1
1
6
10
6333
6070
958
1
•
1
1
1
1
5
11
7 000
5110
730
1 .
.
1
1
1
1
5
32
7667
4210
549
1
.
1
.
1
3
13
8333
3540
425
1
1
1
3
14
9000
3370
374
•
1
1
1
3
15
9667
3020
313
,
1
m
1
2
16
10333
2680
259
.
.
1
1
2
17
11000
2310
210
•
•
•
.
1
1.
18
11667
1975
169
.
«
.
1
1
19
12333
1730
140
.
.
.
1
1
20
13000
1520
117
•
.
1
1
30-403
~ sum of the tangents.
1
1-190
1-igO :
— sum of the differences.
1
29-213 :
= sum of the sines.
0 . For the sum of the sines
above
P
10. For the
sum
of
the sines above p
in the N- w. quarter.
in
the n.
E.
quarter
•
4
2333
10
•004
1
333
T
10
•030
5
3CO0
15
5
2
1000
10
10
6
3667
15
4
3
1667
15
9
7
4333
15
. 3
4
2333
60
26
8 ;
5000
15
3
5
3000
40
13
3-010 =
sum of
6
3667
5
2
the -tangents, or Sum of the sines, as
0 090 :
— sum. of
they have no difference m this
qua
the tangents,
or sum
of the sines, they
drant.
being equal in this quadrant.