Descartes, René, Renati Des-Cartes principia philosophiae

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    <archimedes>
      <text>
        <body>
          <chap>
            <pb pagenum="194"/>
            <p type="margin">
              <s>
                <margin.target id="marg1212"/>
              CXLIII.
                <lb/>
              Tertia. </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg1213"/>
              25</s>
            </p>
            <p type="main">
              <s>
                <arrow.to.target n="marg1214"/>
                <lb/>
              Quartò, quòd jam antè aliqui motus in iſto Planetâ
                <lb/>
              eſſe potuerint, qui diutiſſimè in eo perſeverant, licèt
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              aliae cauſſae repugnent. </s>
              <s>Ut enim videmus turbinem a,
                <lb/>
              ab hoc ſolo quòd ſemel à puero intorqueatur, ſatis
                <lb/>
              virium acquirere ad perſeverandum in ſuo motu
                <arrow.to.target n="marg1215"/>
                <lb/>
              aliquot horae minuta, interimque aliquot millia gyro­
                <lb/>
              rum abſolvere, quamvis mole ſit exiguus, & tum ae
                <gap/>
              r
                <lb/>
              circumjacens, tum etiam terra cui inſiſtit, ejus motui
                <lb/>
              adverſentur: ita facilè credi poteſt, ex hoc ſolo quòd
                <lb/>
              aliquis Planeta, cùm primùm factus eſt, fuerit motus,
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                <lb/>
              eum à primô mundi origine ad hoc uſque tempus,
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              abſque ullâ notabili imminutione celeritatis, circuitus
                <lb/>
              ſuos continuare potuiſſe: quia mult` brevius eſt tem­
                <lb/>
              pus quinque vel ſex millium annorum, à quibus mun­
                <lb/>
              dus ſtetit, ſi cum magnitudine alicujus
                <arrow.to.target n="marg1217"/>
              com­
                <lb/>
              paretur, quam tempus unius horae minuti cum exigui
                <lb/>
              turbinis mole collatum. </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg1214"/>
              CXLIV.
                <lb/>
              Quarta. </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg1215"/>
              5</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg1216"/>
              10</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg1217"/>
              15</s>
            </p>
            <p type="main">
              <s>
                <arrow.to.target n="marg1218"/>
                <lb/>
              Quintò denique, quòd vis ita perſeverandi in ſuo
                <lb/>
              motu ſit multò firmior & conſtantior in Planetâ, quàm
                <lb/>
              in materià coeleſti eum circumjacente; ac
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              fir­
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              mior in magno Planetà quàm in minore. </s>
              <s>Quippe iſta
                <lb/>
              vis in materiâ coeleſti pendet ex eo, qòd ejus globuli
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              ſimul conſpirent in eundem motum; cùmque ſint à ſe
                <lb/>
              mutuò disjuncti, parvis ex momentis fieri poteſt, ut
                <lb/>
              modò plures, modò pauciores ita ſimul conſpirent.
                <arrow.to.target n="marg1220"/>
                <lb/>
              Unde ſequitur Planetam nunquam tam celeriter mo­
                <lb/>
              veri, quàm globulos coeleſtes eum circumjacentes:
                <lb/>
              etſi enim aequet illum eorum motum, quo ſimul cum
                <lb/>
              ipſis fertur, illi interim habent alios plures, quatenus
                <lb/>
              à ſe mutuò disjunct ſunt. </s>
              <s>Inde etiam ſequitur,
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              </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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