Guevara, Giovanni di
,
In Aristotelis mechanicas commentarii
,
1627
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[Figure 81]
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[Figure 82]
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[Figure 83]
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[Figure 84]
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<
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">Secundò verò idipſum confirmat ex eo, nam delati cor
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poris magnitudo diuerſimodè ſecundum diuerſas ſui partes
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ſe habet ad circulos à quibus mouetur; Quandoquidem ſe
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cundum partes à centro vorticis remotiores, velocius mo
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uetur à circulis maioribus, quàm ſecundum partes vicinio
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res à circulis minoribus. </
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<
s
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N18088
">Ex quo fit, vt magnitudo ipſa non
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æqualiter ſuperetur, ac ſecundum ſe totam deferri poſsit ad
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motum circuli maioris,
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abbr
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proindeq.
">proindeque</
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vel extra, vel intra illum
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eam tranſmitti debere: ſed nequit extra, cum adhuc cele
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rior ibi fiat latio cui non poſſet correſpondere ſecundum
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omnes ſuas partes; ergo reſtat, vt ab ipſa exuperantia cir
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culi maioris in extimam eius partem incidentis, magnitu
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do ipſa tranſmittatur intra, nempe ad interiores circulos, &
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ſic deinceps ad alios interiores vſque ad centrum illis
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commune in quo tandem omnia congregantur, atque
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quieſcunt. </
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<
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N180A5
">Quod ſanè non ita concipiendum eſt, vt ipſis portionibus
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circuli, quibus agitata magnitudo conuoluitur, circulum
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abſoluentibus, ac perfectum motum circularem complen
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tibus, diuerſum ea curſum teneat, ac aliter quàm aqua ipſa
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deferens moueatur. </
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<
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id
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N180B0
">Siquidem tàm aqua, quàm corpus in
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ea latum, ac ſupernatans, cum primò circularem motum in
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choauerit ob cauſam prædictam, circumferentias quas de
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ſcribere cæperat, in ſpiras commutat, & à perfecto motu
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circulari ſenſim degenerat. </
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<
s
id
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N180BB
">Eodem enim eſt vtriuſque ra
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tio, vt partes exteriores in gyrum ductæ, tanquam à centro
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remotiores, velociùs ferantur,
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abbr
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prænaleantq.
">præualeantque</
expan
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interioribus,
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quas propterea cum ſecum rapere nequeant pari paſſu per
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lineas æquales, nec ab eis diſiungi permittantur, ſe illis ag
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glomerando interius magis, circumiendo contorqueant,
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quouſque ſimul in centrum perueniant. </
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<
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N180CE
">Quod eſt per ſpi
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ras tam aquam, quàm corpus in ea latum deferri, vt ſenſu
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manifeſtiſsimè conſtat, ac perſpicuè videre eſt in magnis
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vorticibus fluminum, quæ rapidè fluunt,
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abbr
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amplosq.
">amplosque</
expan
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non ha
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bent ſinus. </
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<
s
id
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N180DD
">Nam incidens aqua in ſinus ipſos, anguſtos,
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turbinatim quidem ac per ſpiras, non autem per abſolutos </
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