Valerio, Luca, De centro gravitatis solidorvm libri tres

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          <chap>
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              <s>
                <pb xlink:href="043/01/107.jpg" pagenum="20"/>
              cylindri AE ſubſeſquialterum: coni igitur ABC duplum.
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              </s>
              <s>Manifeſtum eſt igitur propoſitum. </s>
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            <p type="head">
              <s>
                <emph type="italics"/>
              PROPOSITIO XIII.
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              </s>
            </p>
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              <s>Omnis minor ſphæræ portio, ad cylindrum,
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              cuius baſis æqualis eſt circulo maximo, altitudo
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              autem eadem portioni, eam habet proportionem,
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              quam exceſſus, quo tripla ſemidiametri ſphæræ
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              excedit tres deinceps proportionales, quarum ma
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              xima eſt ſphæræ ſemidiameter, media vero quæ
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              inter centra ſphæræ & baſis portionis interijci­
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              tur; ad ſemidiametri ſphæræ triplam. </s>
            </p>
            <p type="main">
              <s>Sit ſphæræ, cuius centrum D, ſemidiameter BD, mi­
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              nor portio ABC, cuius axis BG ſegmentum ſemidiame­
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              tri BD, baſis autem circulus, cuius diameter AC. </s>
              <s>Sitque
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              EF, cylindrus, cu­
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              ius axis, ſiue alti­
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              tudo eadem BG:
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              baſis autem æqua­
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              lis circulo maxi­
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              mo, cuius ſemidia­
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              meter BD. </s>
              <s>Dico
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              portionem ABC,
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              ad cylindrum EF
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              eam habere pro­
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                <figure id="id.043.01.107.1.jpg" xlink:href="043/01/107/1.jpg" number="79"/>
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              portionem, quam exceſſus, quo tripla ipſius BD, ſupe­
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              rat tres BD, DG; & minorem extremam ad ipſas, quæ
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              ſit M; ad ipſius BD triplam. </s>
              <s>vertice enim D, baſi cylin­
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              dri EF, cuius diameter FH deſcribatur conus FDH, cu­
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              ius intelligatur fruſtum FHKL abſciſsum plano, quod ab-</s>
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          </chap>
        </body>
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