Casati, Paolo, Terra machinis mota : dissertationes geometricae, mechanicae physicae hydrostaticae

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    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s>
                <pb xlink:href="018/01/234.jpg" pagenum="220"/>
              rum cuborum radicem extraham in vſum̨
                <lb/>
              noſtræ quæſtionis. </s>
              <s>Hæc autem mihi eſt re­
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              gulą. </s>
            </p>
            <p type="main">
              <s>Poſt quartam quamque figuram, vt mo­
                <lb/>
                <arrow.to.target n="note102"/>
                <lb/>
              ris eſt, puncto notatam, primi puncti latus
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              deſcribo & eius cubum extraho, id quod om­
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              nibus methodis commune eſt: deinde late­
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              ris primi inuenti triplum ſcribo ſub penulti­
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              má figurâ ſecundi puncti, ipſum verò latus
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              primum ſub antepenultimâ figurâ: & hos
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              duos numeros inuicem duco, ſcilicet triplum
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              lateris primi in ipſum: & qui producitur nu­
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              merus (ſub antepenultimâ pariter figurâ col­
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              locatus) eſt Diuiſor; Quotiens verò eſt latus
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              ſecundum. </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="note102"/>
                <emph type="italics"/>
              CII
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              Radicis cu­
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              bicæ facilis
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              extractio.
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="main">
              <s>Tum latus ſecundum duco in triplum la­
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              teris primi, & productum ſcribo ſub penul­
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              timâ figurâ; atquè hunc addo priori produ­
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              cto. </s>
              <s>Summam multiplico per latus ſecun­
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              dum, & producto addo Cubum ſecundi la­
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              teris collocatum ſub figurâ puncto notatâ. </s>
              <s>
                <lb/>
              Summam demùm ex propoſito numero ſub­
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              duco, & ſic deinceps. </s>
            </p>
            <p type="main">
              <s>Quoniam it aque numeri hìc propoſiti ſunt
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              18 ciphrarum, & ſunt ſex puncta, vt tempo­
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              ri parcam & labori, prima quatuor punctą
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              accipio pro primo puncto; & ex Tabulà, in
                <lb/>
              qua habeo myriadem cuborum, inuenio ma­</s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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