Commandino, Federico, Liber de centro gravitatis solidorum, 1565

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    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s id="s.000048">
                <pb xlink:href="023/01/010.jpg"/>
              tes æqueponderantes ipſam diuidet.</s>
            </p>
            <p type="main">
              <s id="s.000049">
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              </s>
            </p>
            <p type="margin">
              <s id="s.000050">
                <margin.target id="marg2"/>
              2</s>
            </p>
            <p type="main">
              <s id="s.000051">Priſmatis, cylindri, & portionis cylindri axem
                <lb/>
              appello rectam lineam, quæ oppoſitorum plano­
                <lb/>
              rum centra grauitatis coniungit.</s>
            </p>
            <p type="main">
              <s id="s.000052">
                <arrow.to.target n="marg3"/>
              </s>
            </p>
            <p type="margin">
              <s id="s.000053">
                <margin.target id="marg3"/>
              3</s>
            </p>
            <p type="main">
              <s id="s.000054">Pyramidis, coni, & portionis coni axem dico li
                <lb/>
              neam, quæ à uertice ad centrum grauitatis baſis
                <lb/>
              perducitur.</s>
            </p>
            <p type="main">
              <s id="s.000055">
                <arrow.to.target n="marg4"/>
              </s>
            </p>
            <p type="margin">
              <s id="s.000056">
                <margin.target id="marg4"/>
              4</s>
            </p>
            <p type="main">
              <s id="s.000057">Si pyramis, conus, portio coni, uel conoidis ſe­
                <lb/>
              cetur plano baſi æquidiſtante, pars, quæ eſt ad ba­
                <lb/>
              ſim, fruſtum pyramidis, coni, portionis coni, uel
                <lb/>
              conoidis dicetur; quorum plana æquidiſtantia,
                <lb/>
              quæ opponuntur ſimilia ſunt, & inæqualia: axes
                <lb/>
              uero ſunt axium figurarum partes, quæ in ipſis
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              comprehenduntur.</s>
            </p>
            <p type="head">
              <s id="s.000058">PETITIONES.</s>
            </p>
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              </s>
            </p>
            <p type="margin">
              <s id="s.000060">
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              1</s>
            </p>
            <p type="main">
              <s id="s.000061">Solidarum figurarum ſimilium centra grauita­
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              tis ſimiliter ſunt poſita.</s>
            </p>
            <p type="main">
              <s id="s.000062">
                <arrow.to.target n="marg6"/>
              </s>
            </p>
            <p type="margin">
              <s id="s.000063">
                <margin.target id="marg6"/>
              2</s>
            </p>
            <p type="main">
              <s id="s.000064">Solidis figuris ſimilibus, & æqualibus inter ſe
                <lb/>
              aptatis, centra quoque grauitatis ipſarum inter ſe
                <lb/>
              aptata erunt.</s>
            </p>
            <p type="head">
              <s id="s.000065">THEOREMA I. PROPOSITIO I.</s>
            </p>
            <p type="main">
              <s id="s.000066">Omnis figuræ rectilineæ in circulo deſcriptæ,
                <lb/>
              quæ æqualibus lateribus, & angulis contine­
                <lb/>
              </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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