Valerio, Luca, De centro gravitatis solidorvm libri tres

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            <pb xlink:href="043/01/214.jpg" pagenum="35"/>
            <p type="head">
              <s>
                <emph type="italics"/>
              PROPOSITIO XIX.
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            </p>
            <p type="main">
              <s>Omnis maior portio ſphæræ, vel ſphæroidis,
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              ad cylindrum, vel portionem cylindricam, cuius
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              baſis æqualis eſt circulo maximo, vel æqualis, &
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              ſimilis ellipſi per centrum baſi portionis paralle­
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              læ, altitudo autem eadem portioni, eam habet
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              proportionem, quam ſolidum rectangulum con­
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              tentum axe portionis, & reliquo axis ſphæræ, vel
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              ſphæroidis ſegmento, & eo, quod baſis portionis,
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              & ſphæræ, vel ſphæroidis centraiungit, vnà cum
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              binis tertiis partibus duorum cuborum: & eius
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              qui à ſphæræ, vel ſphæroidis axis dimidio; &
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              cius qui ab eo, quod ſphæræ, vel ſphæroidis, &
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              baſis portionis centra iungit ſit ſegmento; ad ſo­
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              lidum rectangulum, quod axe portionis, & duo­
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              bus ſphæræ, vel ſphæroidis axis fit dimidijs. </s>
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            <p type="main">
              <s>Sit maior portio AB
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              C, ſphæræ, vel ſphæroi­
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              dis ABCF, cuius cen­
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              trum D: baſis
                <expan abbr="autẽ">autem</expan>
              por­
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              tionis, circulus, vel elli­
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              pſis, cuius diameter A
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              C: Et ſecta portione
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              ABC per centrum D
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              plano baſi AC paral­
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              lelo, qua ratione ſectio
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              erit circulus maximus,
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              vel ellipſis ſimilis baſi
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                <figure id="id.043.01.214.1.jpg" xlink:href="043/01/214/1.jpg" number="158"/>
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            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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