Descartes, René
,
Renati Des-Cartes principia philosophiae
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LXX.
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Idem de materiâ ſe
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cundi elementi non
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poſſe intelligi. </
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Praeterea etiam conſiderare oportet particulas ſe
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cundi elementi quae volvuntur circa centrum L, non
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solùm habere vim recedendi ab iſto centro, ſed etiam
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perſeverandi in ſuà celeritate; qu duo ſibi quodam
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modo adverſantur: quia, dum gyrant in vortice L, à
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vicinis aliis vorticibus, qui ſupra & infra planum
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hujus figurae intelligendi ſunt, intra certos terminos
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cohibitae, non poſſunt evagari verſus B, quin tardiùs
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moveantur inter L & B, quàm inter L & alios vicinos
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vortices, extra planum hujus figurae intelligendos; &
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quidem tantò tardiùs, quanto ſpatium L B erit majus. </
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Nam, cùm circulariter moveantur, non poſſunt plus
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temporis impendere in tranſeundo inter L & iſtos alios
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vortices, quàm inter L & B. </
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<
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habent ad recedendum à centro L, efficit quidem ut
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nonnihil evagentur verſus B, quia ibi occurrunt par
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tibus circumpolaribus vorticis S, quae non difficulter
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ipſis cedunt; ſed ex adverſo vis quam habent, ad reti
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nendam celeritaltem ſui motûs impedit ne uſque adeò
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evagentur, ut ad S pereniant. </
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locum in materiâ primi elementi: etſi enim in hoc
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conſentiat cum particulis ſecundi, quòd ſimul cum
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ipſis gyrando, recedere conetur à centris vorticum in
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quibus continetur; in eo tamen maxim diſſentit, quòd
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non opus ſit ut quidquam de ſuà celeritate remittat,
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cùm ab iſtis centris recedit, quia ubique ferè aequales
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invenit vias, ad motus ſuos continuandos: nempe in
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anguſtiis angulorum, qui à globulis ſecundi elementi
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non implentur. </
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<
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teria iſta primi elementi continuò fluat verſus S, per
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partes polis A & B vicinas, non modò ex vorticibus K </
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