Gassendi, Pierre
,
De proportione qua gravia decidentia accelerantur
,
1646
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<
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<
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curri temporibus æqualibus R. P. contendit. </
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Diuiſo eodem caſus ſpatio in quotcúmque æqualeis parteis, &
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parte prima ſubdiuiſa in duo dimidia; aſſumit R. P. illud
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,
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quo inferius
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percurritur, pro tempore primo: ac vult
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tempore æquali ſecundo percurri partem ſecundam, quæ est
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nempe dupla illius dimidij: ac tertio parteis tertiam, & quar
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tam, quæ iunctim ſunt duplum ſecundæ: & quarto quintam,
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ſextam, ſeptimam, octauam, quæ iunctim ſunt duplum tertiæ,
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& quartæ; & quinto octo ſuccedenteis, ſexto ſequenteis ſex
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decim: atque ita porrò in ratione continuò dupla. </
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<
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heic quoque abs re præteritur primum primæ partis dimidium:
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& maximè cùm requiratur, quæ accelerationis ſit ratio non
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à medio vſque primæ partis, ſed ab eius vſque initio. </
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<
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tit etiam R. P. </
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<
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">Arithmeticam progreßionem, qua ſuperiùs
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ſtatuens velocitates eſſe, vt ſpatia, voluit vni parti integræ, non
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eius dimidio competere vnum celeritatis gradum, duobus
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duos, &c. </
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<
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">Conficitur rurſus heic quoque, vt totum, & pars
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eodem tempore percurrantur; vt non ampliùs, quàm triens, &
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quadrans exæquentur toti; vt item ſolæ partes quinta, ſexta,
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ſeptima, octaua; atque ita de reliquis. </
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<
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">Comficitur quoque, vt
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decurrantur ſpatia non modò in ratione dupla, ſed etiam in
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tripla, quadrupla, &c. </
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<
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quod iam ante obiectum est; vt primo nimirùm tempore per
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acto, effluere ſecundum æquale non poßit, quin decurſum fuerit
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spatium infinitum.
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A p. </
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<
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