Descartes, René, Renati Des-Cartes principia philosophiae

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    <archimedes>
      <text>
        <body>
          <chap>
            <pb pagenum="123"/>
            <p type="margin">
              <s>
                <margin.target id="marg834"/>
              LXX.
                <lb/>
              Idem de materiâ ſe­
                <lb/>
              cundi elementi non
                <lb/>
              poſſe intelligi. </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg835"/>
              15</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg836"/>
              20</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg837"/>
              25</s>
            </p>
            <figure id="fig21" number="21">eg</figure>
            <figure id="fig22" number="22">ſd</figure>
            <figure id="fig23" number="23"/>
            <p type="main">
              <s>
                <arrow.to.target n="marg838"/>
                <lb/>
              Praeterea etiam conſiderare oportet particulas ſe­
                <lb/>
              cundi elementi quae volvuntur circa centrum L, non
                <lb/>
              solùm habere vim recedendi ab iſto centro, ſed etiam
                <lb/>
              perſeverandi in ſuà celeritate; qu duo ſibi quodam­
                <lb/>
                <arrow.to.target n="marg839"/>
              modo adverſantur: quia, dum gyrant in vortice L, à
                <lb/>
              vicinis aliis vorticibus, qui ſupra & infra planum
                <lb/>
              hujus figurae intelligendi ſunt, intra certos terminos
                <lb/>
              cohibitae, non poſſunt evagari verſus B, quin tardiùs
                <lb/>
              moveantur inter L & B, quàm inter L & alios vicinos
                <lb/>
                <arrow.to.target n="marg840"/>
              vortices, extra planum hujus figurae intelligendos; &
                <lb/>
              quidem tantò tardiùs, quanto ſpatium L B erit majus. </s>
              <s>
                <lb/>
              Nam, cùm circulariter moveantur, non poſſunt plus
                <lb/>
              temporis impendere in tranſeundo inter L & iſtos alios
                <lb/>
              vortices, quàm inter L & B. </s>
              <s>Atque idcirco, vis quam
                <lb/>
                <arrow.to.target n="marg841"/>
              habent ad recedendum à centro L, efficit quidem ut
                <lb/>
              nonnihil evagentur verſus B, quia ibi occurrunt par­
                <lb/>
              tibus circumpolaribus vorticis S, quae non difficulter
                <lb/>
              ipſis cedunt; ſed ex adverſo vis quam habent, ad reti­
                <lb/>
              nendam celeritaltem ſui motûs impedit ne uſque adeò
                <lb/>
                <arrow.to.target n="marg842"/>
              evagentur, ut ad S pereniant. </s>
              <s>Quod idem non habet
                <lb/>
              locum in materiâ primi elementi: etſi enim in hoc
                <lb/>
              conſentiat cum particulis ſecundi, quòd ſimul cum
                <lb/>
              ipſis gyrando, recedere conetur à centris vorticum in
                <lb/>
              quibus continetur; in eo tamen maxim diſſentit, quòd
                <lb/>
                <arrow.to.target n="marg843"/>
              non opus ſit ut quidquam de ſuà celeritate remittat,
                <lb/>
              cùm ab iſtis centris recedit, quia ubique ferè aequales
                <lb/>
              invenit vias, ad motus ſuos continuandos: nempe in
                <lb/>
              anguſtiis angulorum, qui à globulis ſecundi elementi
                <lb/>
              non implentur. </s>
              <s>Quamobrem non dubium eſt, quin ma­
                <lb/>
                <arrow.to.target n="marg844"/>
              teria iſta primi elementi continuò fluat verſus S, per
                <lb/>
              partes polis A & B vicinas, non modò ex vorticibus K </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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