Valerio, Luca, De centro gravitatis solidorvm libri tres

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                <pb xlink:href="043/01/235.jpg" pagenum="56"/>
              ſit ad ſui ſegmentum, quod inter poſtremam ſectio
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              nem, & quartæ partis eius, quæ ſphæræ, vel hemi­
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              ſphærij, & minoris baſis portionis centra iungit
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              ad minorem baſim abſciſsæ terminum interijci­
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              tur, vt cubus eius, quæ minoris baſis, & ſphæræ,
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              vel ſphæroidis, ad
                <expan abbr="cubũ">cubum</expan>
              eius, qu<17> ſphæræ, vel ſphæ
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              roidis, & maioris baſis portionis centra iungit. </s>
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              <s>Ijſdem poſitis ſolidis, vtque in antecedenti ponebantur
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              ABC, AF; per duo quælibet puncta RQ axis BD ſe­
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              centur poſita ſolida duobus planis baſi, quæ circa AC, cir
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              culo ſcilicet, vel ellipſi parallelis: quibus planis intercepta
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              hemiſphærij, vel hemiſphæroidis portio ſit MOPN, vnà
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              cum cylindro, vel portione cylindrica GL parte ipſius AF,
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                <expan abbr="quorũ">quorum</expan>
              ſolidorum
                <expan abbr="cõmu">commu</expan>
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              nis axis vnà abſciſſus
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              ab axe BD ſolidi AB
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              C, ſit RQ: & ſumptis
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              quartis partibus RI ip­
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              ſius DR, & QZ ipſius
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              DQ, fiat vt cubus ex
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              DQ ad cubum ex D
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              R, ita IY ad YZ.
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              </s>
              <s>Dico reliqui ex cylin­
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                <figure id="id.043.01.235.1.jpg" xlink:href="043/01/235/1.jpg" number="172"/>
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              dro, vel portione cylindrica GL dempta portione MOP
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              N, centrum grauitatis eſſe Y. </s>
              <s>Facta enim conſtructione
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              coni, vel portionis conicæ EDF, vt in ſuperioribus, erunt
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              ſimilium conorum, vel coni portionum SDT, VDX, ea­
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              dem ordine axes DQ, DR: propter igitur factas diuiſio­
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              nes, erunt
                <expan abbr="cẽtra">centra</expan>
              grauitatis Z ſolidi SDT & I ſolidi VDX,
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              & demonſtratio ſimilis antecedenti. </s>
              <s>dicti igitur reſidui
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              GMOPMH centrum grauitatis Y. </s>
              <s>Quod eſt propo­
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              ſitum. </s>
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        </body>
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