Descartes, René, Renati Des-Cartes principia philosophiae

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    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s>
                <pb pagenum="231"/>
              juga, partim altiſſima ut in 4, partim remiſſiora ut in
                <lb/>
              9 & v, ac etiam ſcopulos in mari, ut in 3 & 6, compo­
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              ſuerunt. </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg1438"/>
              XLIV.
                <lb/>
              Inde in ſuperficie Ter­
                <lb/>
              rae ortos eſſe montes,
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              campos, maria, &c. </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg1439"/>
              10</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg1440"/>
              15</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg1441"/>
              20</s>
            </p>
            <figure id="fig67" number="69"/>
            <p type="main">
              <s>
                <arrow.to.target n="marg1442"/>
                <lb/>
              Quoae ſit ae*ris natura
                <lb/>
              Atque intimee horum omnium naturae ex jam dictis
                <lb/>
                <arrow.to.target n="marg1443"/>
              erui poſſunt. </s>
              <s>Nam primò ex iis cognoſcimus, </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg1442"/>
              XLV. </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg1443"/>
              5</s>
            </p>
            <p type="main">
              <s>ae
                <gap/>
              rem
                <lb/>
              nihil aliud eſſe debere, qu'am congeriem particularum
                <lb/>
              tertii elementi, tam tenuium & à ſe mutuò disjuncta­
                <lb/>
              rum, ut quibuſlibet motibus globulorum coeleſtium
                <lb/>
              obſequantur; ideòque illum eſſe corpus valde rarum,
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                <arrow.to.target n="marg1444"/>
              fluidum & pellucidum, & ex minutiis cujuſlibet figu­
                <lb/>
              rae poſſe componi. </s>
              <s>Quippe, niſi ejus particulae à ſe
                <lb/>
              mutuò eſſent planè disjunctae, jamdudum adhaeſiſſent
                <lb/>
              corpori E; cùmque disjunctae ſint, unaquaeque movetur
                <lb/>
              independenter à vicinis, occupatque totam illam exi­
                <lb/>
                <arrow.to.target n="marg1445"/>
              guam ſphaeram, quam ad motum circularem circa pro­
                <lb/>
              prium ſuum centrum requirit, & ex eâ vicinas omnes
                <lb/>
              expellit. </s>
              <s>Quamobrem nihil refert, cujuſnam ſint figurae. </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg1444"/>
              10</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg1445"/>
              15</s>
            </p>
            <p type="main">
              <s>
                <arrow.to.target n="marg1446"/>
                <lb/>
              Ae
                <gap/>
              r autem frigore facilè denſatur, & rarefit calore
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              cùm enim ejus particulae ferè omnes ſint flexiles, in­
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                <arrow.to.target n="marg1447"/>
              ſtar mollium plumularum, vel tenuium funiculorum,
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              quò celeriùs aguntur, eò latiùs ſe extendunt, & idcirco
                <lb/>
              majorem ſpatii ſphaeram ad motum ſuum requirunt;
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              atque notum eſt ex dictis a, per calorem nihil hîc aliud
                <lb/>
              quàm accelerationem motûs in iſtis particulis, & per
                <lb/>
                <arrow.to.target n="marg1448"/>
              frigus ejuſdem imminutionem debere intelligi. </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg1446"/>
              XLVI.
                <lb/>
              Cur facilièrarefiat &
                <lb/>
              denſetur. </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg1447"/>
              20</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg1448"/>
              25</s>
            </p>
            <p type="main">
              <s>
                <arrow.to.target n="marg1449"/>
                <lb/>
              Denique ae
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              er, in vaſe aliquo violenter compreſſus,
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              vim habet reſiliendi, ac per ampliorem locum ſe proti­
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              nus extendendi. </s>
              <s>Unde fiunt machinae, quae ope ſolius
                <lb/>
              ae
                <gap/>
              ris, aquas ſurſum verſus, inſtar fontium; & aliae quae
                <lb/>
                <arrow.to.target n="marg1450"/>
              tela cum magno impetu, arcuum inſtar, jaculantur. </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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