Theodosius <Bithynius>; Clavius, Christoph, Theodosii Tripolitae Sphaericorum libri tres
page |< < (121) of 532 > >|
133121 coroll. propof. 4. ex ſinu recto cuiuſuis arcus noto cognoſcitur quoque ſinus
rectus
dimidij illius arous;
cognofcemus ex ſinu a rcus grad. 15. ſinum arcus
grad
.
7. Min. 30. Atque ex hoc ſinum arcus grad. 3. Min. 45. qui arcus amplius
bifariam
ſecari non poteſt ſine Secundis, (continet enim eius medietas grad.
1.
11Supputatia
ſinuum
ac-
cuum
gta-
dibus
3.
Min
. 45. ſe-
ſe
ſupetan-
tium
.
Min.
52. Sec. 30.) quæ in Sinuum tractatione negliguntur. Deinde quia per pro
poſ
.
3. ex ſinu recto cuiuſlibet arcus cognito notus quoque efficitur ſinus
complementi
illius arcus, cognoſcemus ex ſinu arcus grad.
7. Min. 30. ſi-
num
arcus grad.
82. Min. 30. Ex hoc autem, per coroll. propoſ. 4. ſinum ar-
cus
grad.
41. Min. 15. Atque ex hoc, per propof. 3. ſinum arcus grad. 48. Min.
45. Item ex ſinu arcus gra. 3. Min. 45. cognoſcemus, per propoſ. 3. ſinum arcus
grad
.
86. Min. 15. Quòd ſi alij arcus, quorum ſinus in uenti funt, bifariam quo
que
fecentur, &
eorum medietates rurſus bifariam, & ita deinceps, donec ad
Minuta
numero imparia, quæ amplius bifariã diuidi ſine Secundis nequeunt,
peruentum
ſit;
Itemque harum medietatum complementa accipiantur, quæ
rurſus
, eodem modo continue bifariam ſecẽtur, donec ad Minuta numero im-
paria
ſit peruentum;
& medietatum complementa ſumantur, & c. cognoſce-
mus
, per coroll.
propoſ. 4. & per propof. 3. ſinus omnium harum medieta-
tum
, &
complementorum. Qui ſinus cum illis ſex primò inuentis conſtituent
ſinus
24.
arcuum fefe ordine ſuperantium gradibus 3. Min. 45. vt in hac ta-
bula
vides.
22
## Arcus # Sinus # ## Arcus # Sinus # ## Arcus # Sinus # ## Arcus # Sinus
G
# M # # G # M # # G # M # # G # M
3
# 45 # 654031 # 26 # 15 # 4422887 # 48 # 45 # 7518398 # 71 # 15 # 9469301
7
# 30 # 1305262 # 30 # 0 # 5000000 # 52 # 30 # 7933533 # 75 # 0 # 9659258
11
# 15 # 1950903 # 33 # 45 # 5555702 # 56 # 15 # 8314696 # 78 # 45 # 9807853
15
# 0 # 2588190 # 37 # 30 # 6087614 # 60 # 0 # 8660254 # 82 # 30 # 9914449
18
# 45 # 3214395 # 41 # 15 # 6593458 # 63 # 45 # 8968727 # 86 # 15 # 9978589
22
# 30 # 3826834 # 45 # 0 # 7071068 # 67 # 30 # 9238795 # 90 # 0 # 10000000

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