Borro, Girolamo
,
De motu gravium et levium
,
1575
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nuit, vel impedimentum abſtulit, elementa nec mouet; nec mo
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uere potest. </
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<
s
id
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">Neque medium ab elemento motum, elementum
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primo mouet: quippe, quod medium ab elemento motum non
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per se elementum, ſed per accidens tantum moueat, vt nauis,
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quæ à nauta per ſe mouetur, eumdem per accidens mouet.
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<
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id
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">Nos cauſam, quæ per ſe & primo, &
<
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abbr
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nõ
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per accidens tantum
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motum facit, hoc loco inuenire conamur. </
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<
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id
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">Neque
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elementorũ
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locus elementa primo mouet. </
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<
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id
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">Quoniam locus (vt ſupra diſpu
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tauimus) vt rei motæ finis, ac perfectio tantum mouet, non vt
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forma nec vt efficiens niſi quatenus locus rem locatam ſuo
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abbr
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cõ-plexu
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plexu</
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continet; qua ratione, vt forma mouere dicitur; & ra
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tione qua finis forma, & perfectio in vnum ſæpe coheunt, sed
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omnes iſtæ motuum ſpecies ſunt metaphorici motus, vt ſcripſit
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Aristoteles. </
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id
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">primo de ortu, & interitu particula quinquage
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ſimaquinta, & nos veri motus facientem cauſam quærimus.
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Si ergo nec cælum, nec generans, nec remouens
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abbr
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impedimẽ
">impedimen</
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tum, nec locus, nec medium, nec aliud extrinſecum elementa
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mouet primo, aliud intrinſecum erit à quo elementorum mo
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tus primo fiat. </
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>
<
s
id
="
s.001283
">Nam extrinſecum aliud fingere non licet, ſi
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hic motus ab intrinſeco principio primo fit,
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nõ
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à materia; quia
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nullam vim faciendi motum habet, cum materia actu res nul
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la ſit; & vnumquodque, quod fit ab eo tantum fieri oporteat,
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quod actu exiſtit. </
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<
s
id
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">Ergo à forma grauia deorſum, & leuia ſur
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ſum primo, neceſſe eſt, vt moueantur.
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Confirmatur demonstratione Aristotelis tum ſeptimo,
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tum octauo Phyſicorum, vbi primum motum à ſe, quod est
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abbr
="
primũ
">primum</
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>
cælum dari probatur idque ab intrinſeco primo princi
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pio, quæ eſt cæli forma, seu assiſtat, ſeu informet primo mo
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uetur. </
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>
<
s
id
="
s.001286
">Ergo per locum à ſimili, & elementum à propria for
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ma intrinſeca primo mouebitur, nec aliquid roboris forma
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