Borelli, Giovanni Alfonso
,
De motionibus naturalibus a gravitate pendentibus
,
1670
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atque in vniformi, & homogenea materiæ denſitate)
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& huiuſmodi pilæ demittantur à ſupremo termino e
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iuſdem altitudinis centum cubitorum, vt proportio
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velocitatum eadem ſit, quam grauitates, ſeù magni
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tudines habent, oportet vt poſtquam pila maior per
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tranſiuit totam altitudinem centum cubitorum, reli
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qua pila vnius vnciæ vnicum tantummodò cubitum
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prætergreſſa ſit, & proindè adhuc ſublimis perſiſtat
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remota à terræ ſuperficie nonaginta nouem cubitis,
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quando iam reliqua ad terram peruenerat, & hoc eſt,
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quod Ariſtoteles ait, apparere, ſeu videri, quod
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omninò experientiæ refragatur, ſenſus enim ſatis e
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xiguam differentiam inter deſcenſus prædictorum̨
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corporum oſtendit. </
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non homogeneis, nec ſimilaribus obſeruatur, quæ
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ſcilicèt habeant diuerſas grauitates in ſpecie veluti
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eſſent duæ pilæ æquales magnitudine, vna quidem̨
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lignea, altera verò ferrea, hæ verò licèt ſimiles, &
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æquales | figuras habeant, non perindè earum veloci
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tates in deſcenſu eamdem proportionem, quam ea
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rum pondera habent, vt Ariſtoteles cenſuit, ſed ferè
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æquali velocitate deſcendunt. </
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Decælo lib.
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1. cap. 6.</
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Ex Ariſtot.
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grauia
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de-ſcẽdunt
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ſcendunt</
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, &
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leuia aſcen
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dunt veloci
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tatibus eam
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dem propor
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tionem
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ha-bẽtibus
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bentibus</
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grauitates,
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vel leuitates</
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phyſ. libl 4.
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cap. 8.</
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Quod
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rientia</
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repro
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batur.</
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Cap. 10. de
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æquitempo
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ranea natu
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rali veloci
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tate
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">Sed non erit à noſtro inſtituto alienum oſtendere
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defectum Ariſtotelici ratiocinij, & præcipuam
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eius hallucinationis indicare. </
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tus deſcenſus pendet à vi grauitatis, tamquàm à cau
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ſa efficiente, quare inæquales grauitates debere quo
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que inæquales velocitates locales efficere. </
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