Gassendi, Pierre, De proportione qua gravia decidentia accelerantur, 1646

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              <s id="s.000365">
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              neis AB, AC, angulos conſtituat vtrimque æqua­
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              leis, & ſeruatâ eorum­
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              dem angulorum men­
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              ſurâ, ita fluere conci­
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              piatur, vt totum ſpa­
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              tium BAC peruadat.
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              </s>
              <s id="s.000366">Tunc enim manife­
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              ſtum eſt portiones
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              huius lineæ continuò
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              veluti reſectas, inter­
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              ceptaſque à lineis AB,
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              AC, creſcere ſemper,
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              ſeu maiores, maioreſ­
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              que vniformiter eſſe; ac non portiones ſemel inter­
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              ceptas perire, ſed ipſis permanentibus nouas, nouaf­
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              que heinc inde continenter ſuper-acquiri. </s>
              <s id="s.000367">Cùm
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              verò etiam gradus velocitatis conſimiliter creſcant,
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              ſiue maiores, maioreſque vniformiter euadant, ac
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              ſemel acquiſiti non pereant, ſed ipſis ſuperſtitibus,
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              perſeuerantibuſque noua, atque noua momenta, ſiue
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              incrementa velocitatis ſuper-addantur; ſupereſt, vt
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              quemadmodum linearum illarum incrementa fiunt,
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              ſic fiant quoque velocitatum. </s>
              <s id="s.000368">Notum eſt autem. </s>
              <s id="s.000369">vt
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              acceptis partibus æqualibus lineæ AC, verbi cauſsâ,
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              incrementa earum portionum, ſiue linearum paralle­
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              larum interceptarum, acquirantur ſemper æqualia
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              ſub æqualibus illis partibus. </s>
              <s id="s.000370">Nam, vt ſub AE ac­
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              quiſita eſt linea DE, ita ſub EG, acquiritur æqua­
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              lis alia; cùm ipſa FG ſit dupla ipſius DE; & ſub
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              GI iterum alia; cùm ipſa HI ſit eiuſdem tripla; & </s>
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