Borelli, Giovanni Alfonso
,
De motionibus naturalibus a gravitate pendentibus
,
1670
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s.001986
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375
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s.001987
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Cap. 8. cur
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exiguæ aquę
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guttæ ſupra
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libellã
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aquæ
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aſcendunt.</
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s.001988
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Cap. 8. cur
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exiguæ aquæ
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guttæ ſupra
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libellã
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aquæ
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aſcendunt.</
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<
s
id
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s.001989
">Alij poſtea aiunt quòd dum fiſtula AB
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tãgit
">tangit</
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<
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abbr
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aquã
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vaſis RSV, vel guttulam ſuſpenſam F, tunc aer
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ambiẽs
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ſuo pondere, & vi elaſtica com
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primit infernè partem aquę F ex
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tra fiſtulam exiſtentem, eamque
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impellit versùs
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orificiũ
">orificium</
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B, ſuper
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nè verò aer penetrando cauita
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tem fiſtulæ, AB contrario niſu re
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pellit ſummitatem aquæ F intrą
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orificium B inſinuatam: quia ve
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rò fieri non poteſt vt contactus,
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& aſperitates internæ fiſtulæ non
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impediant deſcenſum, & niſum
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compreſſiuum aeris, fit vt minori momento aer per
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fiſtulæ canaliculum pertranſiens premat aquæ ſum
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mitatem F, quàm liber aer externus à nullo impedi
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mento debilitatus; igitur aqua F à validiori vi impul
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ſiua aeris externi impelli ſursùm debet, & inſinuari
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intra fiſtulam à B ad C. quouſque minor vis aeris per
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AC tranſeuntis vnà cum pondere aquæ CB æquili
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brentur momento totali aeris externi, quapropter
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exceſſus momenti totalis aeris non impediti ſuprą
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momentum aeris debilitati æqualis eſt ponderi aquæ
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CD. </
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<
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id
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s.001990
">Debemus modò falſitatem huius ſententiæ oſten
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dere. </
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<
s
id
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s.001991
">Reuoluatur fiſtula AB vnà cum aqua contenta
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CD inuerſo ſitu, vt ſupina eius pars A fiat prona,
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tũc
">tunc</
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aer infernè per prolixum canaliculum AC immiſſus
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non ſecùs ac priùs impeditur à contactibus, & aſpe-</
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