Descartes, René
,
Renati Des-Cartes principia philosophiae
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conſideramus hoc ſpatium, cum magnitudine totius
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vorticis AYBM comparatumy niſi tanquam admodum
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parvum; ut etiam magnitudo Solis, ad ipſum compa
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rata, perexigua eſt intelligenda; quamvis iſta eorum
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proportio non potuerit hîc in figurà exhiberi,
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nimis vaſta eſſe debuiſſet. </
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>Notandum etiam eſt varias
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eſſe alias inaequalitates in motibus partium coeli
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proeſertim earum quae ſunt inter S & H vel Q, de qui
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bus paulò pòſt commodiùs agetur. </
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LXXXV.
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Cur iidem Solis pro
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ximi, ſint remotiori
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bus minores. </
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Denique non eſt omittendum, materiam
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ele
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menti, venlentem ex vorticibus K, L, & ſimilibus, prae
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cipu quidem ferri verſus Solem, ſed plurimas tamen
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etiam ejuspartes per totum vorticem AYBM diſpergi,
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atque inde ad alios C, O, & ſimiles tranſire, ac fluendo
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circa globulos ſecundi elementi, efficere ut ipſi
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circa propria centra, tum fortè etiam aliis modis mo
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veantur. </
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>Cùmque ſic iſti globuli non unà tantùm ra
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tione, ſed multis diverſis eodem tempore agitentur,
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hinc clarè percipitur ipſos, cujuſcunque figurae fuerint
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in principio, nunc debere eſſe planè ſphaericos,
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inſtar cylindri, aut cujuſ vis ſphaeroidis, unâ tantùm ex
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parte rotundos. </
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LXXXVI.
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Globulos ſecundi ele
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menti variis modis
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ſimut moveri, quo ſit
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utplanè ſphaerici red
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dantur. </
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Poſtquam autem naturam primi & ſecundi elementi
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ſic utcunque explicuimus ut tandem de tertio agere
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poſſimus, conſiderandum eſt, materiam primi non
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aequaliter agitatam ſecundùm omnes ſuas minutias,
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ſed ſaepe in perexiguâ ejus quantitate innumeros repe
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riri diverſos gradus celeritatis. </
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monſtratur, tum ex modo quo ejus generationem
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ſuprà deſcripſimus tum etiam ex continuo ejus uſu:
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