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

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              <s id="s.001265">
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              loco, hoc eſt, in articulum xii, attigeras obiter ſolùm.
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              </s>
              <s id="s.001266">Quippe tuis verbis recitatis, & deducta occaſione, ob
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              quam illa texueras, demonſtratum eſt tuam fuiſſe,
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              quam iam inficiaris, expreſſam ſententiam; heincque
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              adeò probatum manet me non modò probabili, ſed
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              conuincenti etiam ratione (niſi te velis Paralogiſtam,
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              quod abſit vt cenſeam, ridiculoſiſſimum haberi) ac
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              non meo iure, ſed ex tuis verbis hanc ſuppoſitionem,
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              quaſi tuam ſupponere, G
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              raue deſcendens per spatium
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              AB in parteis quotlibet æqualeis diuiſum, percurrere partem
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              ſecundam DE
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              (quæ illeic fuit BC)
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              in dimidio eius tem­
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              poris, quo percurritur prior pars AD
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              (quæ illeic AB) &
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              quod idem eſt,
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              partem DE percurri veiocitate dupla eius,
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              velocitatis, qua tranſcurritur AD.
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              <s id="s.001267"> Sequitur. </s>
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              At Primum, quid amabò, caußæ est, cur cùm antè nume­
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              ro tuæ Reſponſionis X. volueris velocitatem per totam AE
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              duplam eſſe velocitatis per primam partem AD, idque ex
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              meis quoque principiis neceſſarium eſſe aſſerueris: nunc, mutato
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              conſilio, velocitatem per ſolam partem DE velocitatis per
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              partem AD acquiſitæ duplam eſſe contendas: & quidem, vt
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              ais, ex principiis item meis?
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              <s id="s.001269">Quid cauſſæ ſit, quæris? </s>
              <s id="s.001270">Non ſanè mutatio conſilij
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              in me; ſed quæ falſorum principiorum, incommodo­
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              rumque ex iis deductorum variatio in te obſeruatur.
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              </s>
              <s id="s.001271">Nam quòd velis quidem velocitatem acquiſitam in E
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              eſſe duplam velocitatis acquiſitæ in D, vt ſpatium AE,
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              ſpatij AD duplum eſt: contendo iam velocitatem, qua
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              percurritur DE, eſſe duplam eius, qua tranſcurritur AD,
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              ſeu, quæ acquiritur per AD: &, quòd tu contendas ab
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              A, vſque ad E, augeri æquabiliter, idcircò ſum argu-</s>
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