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

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              <s id="s.001271">
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              mentatus articulo illo velocitatem per totam AE, du­
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              plam eſſe velocitatis per totam AD. </s>
              <s id="s.001272">Cùm hoc autem
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              ſuo iam loco demonſtratum abundè ſit: ideò illud ſo­
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              lùm, quod tu huius loci facis proprium, eſt attenden­
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              dum. </s>
              <s id="s.001273">Quæſo itaque; cùm velis in D acqui ſitum eſſe
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              vnum velocitatis gradum, & duos in E, an velis gradum
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              acquiſitum in D, manere per ipſam DE, ac eſſe vnum
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              ex iis duobus, qui acquiſiti reperiuntur in E; an nolis?
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              </s>
              <s id="s.001274">Si velis; igitur peripſam DE ſunt duo gradus, vnus
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              nempe manens, & alius, qui interim acquiritur. </s>
              <s id="s.001275">Si no­
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              lis; igitur oportet duos gradus, qui ſunt in E, acquiſi­
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              tos eſſe per ſolam DE. An-non ergo vtrovis modo
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              neceſſe eſt velocitatem per ſolam DE, duplam eſſe
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              eius, quæ acquiritur per AD? </s>
              <s id="s.001276">Dilemma eſt, neutrum­
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              que eſt membrum, circa quod liceat tergiuerſari. </s>
              <s id="s.001277">Nam
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              circa ſecundum quidem, dicere nihil potes: cùm id
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              ſit tamen reuerâ tuum; quatenus, vt ſuperiùs quoque
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              adnotatum eſt, vis velocitatem acquiſitam per totam
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              DE, eſſe duplam acquiſitæ in D, & acquiſitam in D
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              perire: nam alioquin in E velocitas iam eſſet tripla, ſi­
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              ue in E tres gradus eſſent: cùm eſſe tu velis ſolùm duos,
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              & acquiſitos quidem per ſolam DE. </s>
              <s id="s.001278">Circa primum
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              autem ſi fortaſſis dicas manere quidem primum gra­
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              dum, ſed nihil agere; ſequetur ſolo ſecundo gradu, qui
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              per DE acquiretur, agente, partem DE tempore ni­
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              hilo breuiore tranſcurri, quàm ipſam AD: cùm etiam
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              per te percurratur minùs, quam dimidio. </s>
              <s id="s.001279">Et, ſi dicas
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              agere: Aut ob ſui conſtantiam duplò aget ampliùs,
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              quàm per AD, vt ſuperiùs deduximus; & tunc incom­
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              modum ſequetur, quod ſuprà quoque oſtenſum eſt; </s>
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