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

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1reliquum ſegmentum MVN obſiſteret, cum
deberet à centro remoueri illo deſcendente:
ac proinde quamuis in motu ſemper auge­
retur difficultas mouendi, nunquam tamen
tota grauitas, perciperetur, niſi quando I ve­
niſſet in C; tunc enim tota ſphæra deorſum
niteretur.
Præterea ſegmentum illud MON
non eadem obtineret ad deſcendendum mo­
menta in tantâ centri vicinitate, ac valdè
procul à centro: neque enim ex hoc, quòd
experimentis euincere non poſſimus grauia
centro propiora minùs vrgere deorſum̨
quàm remotiora (cum illa, quæ in experi­
mentum aſſumuntur, non ea eſſe queant,
quæ diſcrimen inferant ſenſu perceptibilę)
repugnandum eſt rationi manifeſtæ id ſua­
denti, vbi & ponderis amplitudo & inter­
ualli differentia inſignis eſt atque conſpi­
cuą.
XXIX
Telluris
grauitas non
tota reſiſte­
ret Archi­
medi traben
ti.
Hinc fit 24 axibus in peritrochio aut tym­

panis dentatis, quorum partes eſſent in Ra­
tione decuplâ, fieri poſſe, vt virtute tres li­
bras mouere valente terra per aliquod ſpa­
tium moueretur; illa enim mouere poſſet
lib 3000000.000000.000000.000000; qui
numerus excedit ſemiſſem ponderis totius
terræ; ac proinde eouſque moueret, dum̨
ſegmentum MON æquale eſſet toti ponderi,

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