Descartes, René, Renati Des-Cartes principia philosophiae

Table of figures

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    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s>
                <pb pagenum="70"/>
              dinis in C, B in contratiam partem reflecteretur, &
                <lb/>
              motum omnem ſuum retineret. </s>
              <s>Atque hi exceſſus ita
                <lb/>
              computantur: ſi C eſſet duplo majus qum B, & B non
                <lb/>
              moveretur duplo celeriús qum C, ipſum non pelleret,
                <lb/>
              ſed in contrariam partem reflecteretur; ſi verò
                <arrow.to.target n="marg513"/>
                <lb/>
              quàm duplo celeriús moveretur, ipſum pelleret. </s>
              <s>
                <lb/>
              Nempe, ſi C haberet tantúm duos gradus celeritatis, &
                <lb/>
              B haberet quinque, demerentur duo gradus ex B, qui
                <lb/>
              tranſlati in C unum tantúm gradum eſſicerent, quia
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              C eſt duplo majus qum B: quo fieret ut duo
                <arrow.to.target n="marg514"/>
                <lb/>
              B & C cum tribus gradibus celeritatis poſtea move­
                <lb/>
              rentur; & ita de caeteris eſt judicandum. </s>
              <s>Nec iſta egent
                <lb/>
              probatione, quia per ſe ſunt manifeſta. </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg511"/>
              LII.
                <lb/>
              Septima. </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg512"/>
              25</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg513"/>
              5</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg514"/>
              10</s>
            </p>
            <p type="main">
              <s>
                <arrow.to.target n="marg515"/>
                <lb/>
              Sed quia nulla in mundo corpora eſſe poitunt à re­
                <lb/>
              liquis omnibus ita diviſa, & nulla circa nos eſſe
                <arrow.to.target n="marg516"/>
                <lb/>
              planè dura, ide multò difficiliús iniri poteſt calculus,
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              ad determinandum quantum cujuſque corporis motus
                <lb/>
              ob aliorum occurſum mutetur. </s>
              <s>Simul enim habenda
                <lb/>
              eſt ratio eorum omnium, qu illud circumquaque con­
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              tingunt, eaque, quantum ad hoc, valde
                <arrow.to.target n="marg517"/>
              ha­
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              bent effectus, prout ſunt dura vel fluida: quorum
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              ideò diverſitas in quo conſiſtat, hic eſt quaerendum. </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg515"/>
              LIII.
                <lb/>
              Harum regularum
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              uſum eſſe diſſicilem,
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              propterea quòd
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              unumquodquè cor­
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              pus ¬à multis ſimul
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              tangatur. </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg516"/>
              15</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg517"/>
              20</s>
            </p>
            <p type="main">
              <s>
                <arrow.to.target n="marg518"/>
                <lb/>
              Nempe, ſenſu teſte, non aliam agnoſcimus, quàm
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              quòd fluidorum partes facilè recedant ex locis ſuis,
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              atque ide manibus noſtris verſus illa ſe
                <arrow.to.target n="marg519"/>
                <lb/>
              non reſiſtant; contràautem durorum partes ita ſibi
                <lb/>
              mutu cohaerent, ut non ſine vi, quae ſufficiat ad iſtam
                <lb/>
              illorum cohaerentiam ſuperandam, ſejungi poſſint. </s>
              <s>Et
                <lb/>
              ulteriús inveſtigantes quî fiat ut quaedam corpora ſine
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              ullâ difficultate loca ſua corporibus aliis relinquant,
                <arrow.to.target n="marg520"/>
                <lb/>
              alia non item: facilè advertimus ea quae jam ſunt </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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