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

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              <s id="s.000912">
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              recens acquiſitum percurratur, & alij duo per primum
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              perſeuerantem: In tertio quinque, quorum vnum per
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              tunc acquiſitum, & ex alijs quatuor, duo per primum,
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              duo per ſecundum perſeueranteis: In quarto ſeptem,
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              quorum vnum itidem per tunc acquiſitum, & ex alijs,
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              duo per primum, duo per ſecundum, duo per tertium
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              perſeueranteis, atque ita de cæteris. </s>
              <s id="s.000913">Ad hæc, Quem­
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              admodum proinde æqualibus temporibus æqualia
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              fiant additamenta, ſeu æquales gradus velocitatis ac­
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              quirantur, & interim tamen decurſus ſpatiorum ſecun­
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              dum ſeriem numerorum ab vnitate incœptorum
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              fiat. </s>
            </p>
            <p type="main">
              <s id="s.000914">
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              Adde quòd ad vniformen motus accelerationem minimè
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              neceſſarium eſt, vt acquiſita æqualibus temporibus velocitatis
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              incrementa æqualia ſint (vt paßim ſupponere videris) ſed
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              ſatis eſt, ſi continuò maiora in quacumque ratione
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              G
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              eome­
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              trica acquirantur: cùm notum ſit omnibus progreßiones
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              Geometricas non minùs vniformeis eſſe, quàm Arithmeticas.
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              </s>
              <s id="s.000915">Ex quibus planè efficitur, definitionem accelerati motus
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              quamcúmque inde veram, perfectamque non probari, quòd
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              ea ratione concepta ſit, qua vniformis acceleratio exprima­
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              tur.
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              </s>
            </p>
            <p type="main">
              <s id="s.000916">Id, quod dicis videri me ſupponere, reuerâ ſuppo­
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              no: & quod ais
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              notum omnibus progreßiones Geometricas
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              non minùs eſſe vniformeis, quàm Arithmeticas,
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              mihi ſal­
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              tem notum non eſt (
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              qualemcumque me habiturus ſis
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              ) vt
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              neque capio id, quod ais,
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              ad vniformem motus acceleratio­
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              nem ſatis eſſe, ſi incrementa velocitatis continuò maiora in
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              quacumque ratione Geometrica acquirantur.
                <emph.end type="italics"/>
              </s>
              <s id="s.000917"> Sed nempe
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              videris tu mihi
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              vniformitatem
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              cum
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              conformitate
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              confun-</s>
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        </body>
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