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

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            <p type="main">
              <s id="s.000959">
                <pb pagenum="113" xlink:href="028/01/153.jpg"/>
              ex A, verſus C, eodem momento, quo aliud ex D,
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              verſus E; notum eſt, ſi vtrumque quidem fer­
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                <figure id="id.028.01.153.1.jpg" xlink:href="028/01/153/1.jpg" number="31"/>
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              retur non accelerato, ſed æquabili motu,
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              euenturum eſſe, vt velocitate illius exſiſtente
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              dupla ad velocitatem iſtius, illud perueniret
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              in C, eodem momento, quo iſtud in E;
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              quoniam ſpatium ab illo ſuperatum foret
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              vbique ad ſpatium ab iſto ſuperatum, du­
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              plum; hoc eſt, forent ab illo ſuperatæ duæ
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              partes, cùm ab iſto vna: ab illo quatuor, cùm ab hoc
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              duæ, &c. </s>
              <s id="s.000960">quatenus ſpatia ſe haberent vbique, vt velo­
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              citates; hoc eſt, velocitas per totam AC, eſſet vbique
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              dupla velocitatis per totam DE. </s>
              <s id="s.000961">At verò, quoniam
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              heic agitur de motu non æquabili, ſed continenter
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              accelerato; ita diſcedant rursùs mobilia eodem tem­
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              pore, vnum ab A, aliud à D, vt ſuccreſcentibus conti­
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              nuò velocitatis gradibus, illud perueniendo in C, ac­
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              quiſierit duodecim, hoc perueniendo in E, ſex:
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              Tum
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              interrogas,
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              Quid impediat, quò minùs illud perueniat
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              in C, eodem tempore, quo iſtud in E?
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              Ego verò reſ­
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              pondeo, nihil certè impedire, ſi tales eſſent, quales deſcribis
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              velocitate: taleis autem ſine dubio deſcribis, qualeis in prima
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              illa
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              G
                <emph type="italics"/>
              alilei propoſitione ſignificari putas. </s>
              <s id="s.000962">At hoc ſenſu hypo­
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              thetica illa Galilei propoſitio falſa eſt, euidenterque impoßi­
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              bilis: cùm nulla prorsùs ratione conſequens inferi poßit ex
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              antecedente. </s>
              <s id="s.000963">Hoc enim eſt Antecedens,
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              Acceleratio ve­
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              locitatis in deſcenſu grauium per totam AC, ita con­
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              tinua ſucceſſione creſcit, vt primùm in B acquiſitus
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              ſupponatur vnus aliquis velocitatis gradus; & vlteriùs
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              procedente motu, & continuò increſcente celeritate, </s>
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          </chap>
        </body>
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