Casati, Paolo - Terra machinis mota : dissertationes geometricae, mechanicae physicae hydrostaticae

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1plectebatur, quorum paſſus Græcus habebat
96, ſc.4.cubitos, ſeu, quod idem eſt, pedes
ſex Romanos. Stadia igitur ſingula pedes
Rom. antiquos 600 continebant, hoc eſt paſ
ſus 120. Hinc fit terræ ambitum maiorem
ſtadijs 216000, maiorem quoquè eſſe paſsi
bus Rom. antique 25920000, hoc eſt mill.
Rom. 25920. Quarè etiam gradibus ſin
gulis milliaria Rom. antiqua plura quàm 72
reſpondent.

Gal. At anguli OCK quantitatem quot
ſcrupulis definiebas minorem angulo SOT
min. 15?

Merſ. Quæſiui primùm quoties Solis ſe
midiameter ST contineretur à lineâ SO: dato
autem SOT gr.o.m.15. reliquus eſt TSO gr.
89.m.45.cuius Secans SO partium 22918384.
52745, quarum Radius ST eſt 100000.
00000. Deinde poſitâ terræ ſemidiametro
CO Algebricè 1 ℞, eſt tota CS 1 ℞ † 22918384
52745, cui ex Tychone æquantur ſemidia
metri terreſtres, 1182, hoc eſt 1182 ℞. Qua
re vtrinque ſublatâ 1 ℞, manet æquatio 1181 ℞
& 22918384.52745: & inſtitutâ diuiſionę
prouenit pretium vnius Radicis 19405.
91407. ſemidiameter terræ CO, quarum So
lis ſemidiameter eſt 100000.00000. Eſt igi
tur tota SC, ſi CO inuenta addatur ipſi SO,

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