Valerio, Luca, De centro gravitatis solidorvm libri tres
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              dum ex BF & quadrato R, ita erat conus SBV ad fru­
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              ſtum TI
                <foreign lang="grc">γ</foreign>
              X: ex æquali igitur, erit vt cubus ex FD vna
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              cum ſolido ex BF, FD, & tripla ipſius BD, ad ſolidum
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              ex BF, & quadrato R, hoc eſt vt H
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              K
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              ad KG, ita ex
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              contraria parte fruſtum SYZV, ad fruſtum TI
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              X: nam
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              fruſti SYZV eſt centrum grauitatis G: fruſti autem TI
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                <figure id="id.043.01.177.1.jpg" xlink:href="043/01/177/1.jpg" number="132"/>
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                <foreign lang="grc">γ</foreign>
              X centrum grauitatis H; totius igitur compoſiti ex his
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              duobus fruſtis centrum grauitatis erit K: commune autem
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              eſt centrum grauitatis compoſiti ex duobus fruſtis SYZV
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              & TI
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              X, fruſto ALMC per antepenultimæ huius co­
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              rollarium; fruſti igitur ALMC, centrum grauitatis erit K.
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              <s>Quod demonſtrandum erat. </s>
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