Fabri, Honoré
,
Dialogi physici in quibus de motu terrae disputatur
,
1665
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203
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nec etiam ab aëre compreſſo, ſive libero, ſive intercepto: alioquin plus aëris
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compreſſi plus Mercurij attolleret: plus autem eſſet aëris compreſſi adjun
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cto vaſe P: tunc igitur plus Mercurij attolleretur: cùm tamen minùs attol
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latur, & profundiùs ſubſidat extans Mercurius CI. </
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<
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">Iam reſtat, vt quid ſen
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tias, exponas. </
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Antim.
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<
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id
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s.002391
"> Antequam illud exequar, alia quædam hypotheſis rejicienda
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eſt: Nempe aliqui volunt, eſſe quoddam corpus tenuiſſimum, aere no
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ſtro longè ſubtilius (ſunt qui æthera vocent) quod per poros omnium
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corporum facilè penetret, ſeu permeet: hoc autem adduci volunt à Mer
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curio deſcendente per poros vitri, donec reſiſtentia partium aëris, quæ
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vltra conſtipari non poſſunt, vt ſic loquar, niſi à majore pondere, quàm ſit
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pondus extantis Mercurij CI pondus adæquet ſegmenti Mercurij ex
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tantis. </
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Chryſoc.
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Hæc ſententia valde ingenioſa mihi ſemper viſa eſt, cùm totam
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remiſtam ad circulationem Platonicam reducat: qua fiat ſcilicet, vt dum
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vnum corpus pello, hoc etiam aliud pellat, & hoc aliud, & ſic deinceps, do
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nec vltimò pulſum, facto quaſi circuitu, in locum primi pulſi ſuccedat: ſic
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adduci volunt, aquam, per ſyringam, educto embolo: nempe ſegmentum
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emboli eductum pellit aëra, & illius
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abbr
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locũ
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occupat: hic porro aër pellit
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abbr
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aliũ
">alium</
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,
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& hic alium: donec tandem vltimò pulſus, ſuperficiem aquæ pellat, & hæc
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aquam in ſyringam intrudat, in locum ſegmenti emboli educti: atque ita
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nullus eſt vacui metus, nulla corporum adhæſio, & omnia per communia
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principia explicantur. </
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Antim.
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Hæc mera eſt circulatio Platonica, contra quam tamen inſupe
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rabiles difficultates militare videntur: & primò quidem contra id, quod vl
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timo loco dicebas, Chryſocome luculentum facit experimentum: ſi enim
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ſegmentum emboli, quod ex ſyringa educitur, in alium tubum, cujus cavi
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tati probè congruat, & alterum extremum clauſum ſit, compreſſo ſcilicet
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aëre immittas, aqua pariter per ſyringam citra prædictam aëris circulatio
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nem attollitur. </
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Auguſtin.
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<
s
id
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s.002395
"> Dicerem attolli ab aëris cylindro incubantis in ſuperficiem
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aquæ: nec enim, opinor, negabis, dato quod ſegmentum ſyringæ, educto
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embolo, vacuum maneret, futurum, vt aër in aquam gravitans, eam per ſy
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ringam ad occupandum vacuum impelleret. </
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Antim.
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<
s
id
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s.002397
"> Nihil probas, contra me, hoc enim non facit, quin citra prædi
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ctam circulationem aëris, educto embolo, aqua attollatur, cùm nulla peni
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tus circulatio in hoc caſu intercedat: deinde admoto vaſi, in quo aqua
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abbr
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cõ-tinetur
">con
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tinetur</
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>
, operculo, vt ſupra dictum eſt, modò mediocris aëris portio inter
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ſuperficiem aquæ & admotum operculum intercepta remaneat, adducto
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embolo, attollitur aqua: igitur nec cylindro aëris incubantis, nec per circu
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lationem attollitur: nec eſt, quod ad prodigioſam illam aëris compreſſio
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nem confugias, quam ſupra jam rejecimus, neque hic repetere vacat. </
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Chryſocom.
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<
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id
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"> Dicent æthera per appoſiti operculi poros intro ſu
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bire, ac premere ſuperficiem aquæ, vnde non mirum, ſi hæc attol
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litur. </
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