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

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    <archimedes>
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        <body>
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              <s>
                <pb xlink:href="018/01/099.jpg" pagenum="85"/>
              li obſeruati CAB ad duos rectos, inueniatur
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              AB in gradibus ſeu
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              graduum particulis.
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                <figure id="id.018.01.099.1.jpg" xlink:href="018/01/099/1.jpg" number="23"/>
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              Tum fiat vt AB pars,
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              inuenta ad totum cir­
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              culum, hoc eſt gr.
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              360, ita data duorum
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              locorum diſtantia ad
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              aliud, & prodibunt
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              milliaria toti circulo
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              in terrâ maximo reſpondentia. </s>
              <s>Notâ autem
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              circularis peripheriæ quantitate neminem
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              Geometram diameter quæſita latere poterit. </s>
              <s>
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              Sed quoniam diſtantia illa non adeò exigua
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              eſſe poteſt, quæ careat omni ſuſpicione abu­
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              sûs rectæ lineæ pro curuâ, ideò methodum
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              hanc inter quiſquilias, à quibus parùm di­
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              ſtat, reieci. </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="note41"/>
                <emph type="italics"/>
              XXXXI
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              Secunda me
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              thodus in­
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              uestigandi
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              telluris am­
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              bitum.
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="main">
              <s>
                <emph type="italics"/>
              Gal.
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              </s>
              <s> Id tamen per ſummam iniuriam
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                <arrow.to.target n="note42"/>
                <lb/>
              factum: neque enim magnum intercedere
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              poteſt diſcrimen, quod propoſito officiat: eſt
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              ſcilicet diſcrimen minus datâ altitudine. </s>
              <s>Ex
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              altitudine enim BA proſpiciénti pateat ar­
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              cus BD, quem ſubtendit recta BD, Tan­
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              gens autem eſt AD. </s>
              <s>Conſtat ex Archimede
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              lib. 1. de ſphær. & cyl. </s>
              <s>Tangentem AD ma­
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              iorem eſſe arcu BD, arcum autem BD maio­
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              rem rectâ BD ſubtensâ: At duæ rectæ BD, </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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