Monantheuil, Henri de, Aristotelis Mechanica, 1599

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126[Figure 26]
in ſitu fuerit A B vt
in G H manebit, tum
quia brachia manent
æqualia, tum quia cen­
trum grauitatis C ſem­
per erit in perpendicu­
lari horizontis, ſecun­
dum quam & ad quam
magnitudo compoſita
ex brachijs C A, C B & lancibus & ponderibus æquiponderan­
tibus, ſi impoſita ſint, fertur, ſed ſuſtinetur linea C D vel C E
fixa.
Et ſic patet ſolutio tertiæ partis huius problematis ab Ariſtotele
prætermiſſæ.
Rarò tamen huic demonſtrationi licet veræ, experien­
tia reſpondet, propter inſtrumentorum materiam Phyſicam, in qua
exacte medium conſtituere non datur in puncto geometrico, vtcum­
que tamen alias reſpondet.
4. *tou= moxlou= duna/mews ai)/tion.
4. Potentiæ vectis cauſa.
*dia\ ti/ kinou=si mega/la ba/rh mikrai\ duna/meis tw=| moxlw=|:
w(/sper e)le/xqh kai\ kat' a)rxh/n: proslabo/nti ba/ros
e)/ti to\ tou= moxlou=; r(a=|dion de\ to\ e)/latto/n e)sti kinh=sai ba/ros.

e)/latton de/ e)stin a)/neu tou= moxlou=.
h)\ o(/ti ai)/tio/n e)stin o( moxlo/s
zugo\n ka/twqen, e)/xon to\ sparti/on, kai\ ei)s a)/nisa dih|rhme/non,
to\ ga\r u(pomo/xlio/n e)sti to\ sparti/on.
me/nei
ga\r a)/mfw tau=ta, w(/sper to\ ke/ntron, e)pei\ de\ qa=tton u(po\
tou= i)/sou ba/rous kinei=tai h( mei/zwn tw=n e)k tou= ke/ntrou.
e)/sti de\
tri/a ta\ peri\ to\n moxlo/n.
to\ me\n u(pomo/xlion, spa/rton,
kai\ ke/ntron.
du/o de\ ba/rh, o(/, te kinw=n, kai\ to\ kinou/menon.
Videtur hic
aliquid de­
eſſe & fortè.
Radius au­
tem minor
tardius.
Cur vires exiguæ vecte
magna mouent onera, vt eſt
in principio dictum inſuper
adiiciendo vectis ipſius onus.
Facilius enim eſt minus mo­
uere onus: minus vero eſt
abſque vecte.
An quia ve­
ctis cauſa eſt, qui & inſtar
libræ deorſum habet agi­
nam
, & in inæqualia diuiſus
eſt?
Eſt enim preſſio pro
agina.
ambæ enim ſtant vt
centrum.
Quoniam vero
celerius ab æquali ponde­
re mouetur radius maior.

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