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

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            <p type="main">
              <s id="s.000462">
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              petus omnium globorum inter ſe æqualeis; ſed
                <expan abbr="quõ">quom</expan>
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              tempore impetus exprimitur à quarto ſemel, exprimi
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              à tertio bis, à ſecundo ter, à primo quater, &c. </s>
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              <s id="s.000463">XVII. </s>
              <s id="s.000464">Quod attinet autem ad comparationem
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              arcuum CB, GB, IB, cum ipſis planis punctim
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              notatis inter extrema eadem; tu ſic inſtas, vt licet
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              totum id eſſe verum concederetur, quod dicitur de
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              impetu globi per diuerſos arcus librati, vrgeas
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              aliam
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              eſſe rationem, aut meritò ſaltem videri poſſe aliam,
                <emph.end type="italics"/>
              deſ­
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              cendentis globi per diuerſa plana. </s>
              <s id="s.000465">G
                <emph type="italics"/>
              lobus enim,
                <emph.end type="italics"/>
              in­
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              quis,
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              per aërem ſemper toto ſuo pondere deorsùm nititur,
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              & eatenus ſolum eius deſcenſus interturbatur, quatenus à
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              recto, & perpendiculari curſu ad circularem cogitur, at­
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              que adducitur: at præter impedimentum ex varia plano­
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              rum inclinatione, adhûc maius, dum globus etiam magis
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              à perpendiculari deſcenſu diſtrahitur; tantò minoribus in­
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              ſuper momentis globus per planum deſcendit, quan ò mi­
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              nùs accliue fuerit, vt facilè omnibus notum eſt.
                <emph.end type="italics"/>
              </s>
              <s id="s.000466"> Verùm
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              non video quî id concludas; quatenùs non aſſumis
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              planum, quantò minùs decliue eſt, tantò eſſe quo­
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              que prolixius. </s>
              <s id="s.000467">Etenim notum quidem eſt acquiri
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              minores velocitatis gradus in minus decliui, quod
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              ſit decliuiori æquale, at, ſi vt minùs decliue, ita etiam
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              prolixius ſit, notum quoque eſt velocitatem in fine
                <lb/>
              illius quæſitam eſſe poſſe æqualem velocitati in fine
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              decliuioris acquiſitæ, prolixitate nempe deſcenſus par­
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              uitatem incrementorum velocitatis compenſante.
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              </s>
              <s id="s.000468">Interim autem æqualitas impetus in B acquiſiti, ſiue
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              per arcum, ſiue per planum contingat globi delapſio,
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              ex eo videtur conſequi, quòd ſilum ſupernè globum </s>
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        </body>
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