Borelli, Giovanni Alfonso, De motionibus naturalibus a gravitate pendentibus, 1670
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              <s id="s.001889">
                <pb pagenum="355" xlink:href="010/01/363.jpg"/>
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              grauitatis prædicti ſolidi vſque ad parietem habet
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              adlongitudinem EB totius ſaxi; quia corpus graue
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              D ſuſpenditur in medio vectis
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              EB à dua­
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              bus potentijs, ab illa quam exercet potentia ſuſten­
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              tans E, & ab aſperitate parietis denticulati in B, er­
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              gò ex mechanicis potentia E ad
                <expan abbr="reſiſtẽtiam">reſiſtentiam</expan>
              ponderis
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              D eandem rationem habet quam diſtantia DB ad to­
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              tam vectis EB longitudinem. </s>
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              Cap. 8. cur
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              exiguæ aquæ
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              guttæ ſupra
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                <expan abbr="libellã">libellam</expan>
              aquæ
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              aſcendunt.</s>
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              PROP. CLXXIII.
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            <p type="main">
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              Iiſdem poſitis eadem potentia eleuare altiùs poterit conuer­
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              tendo, & rotando corpus polihedrum regulari ſimile
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              innixum aſperitatibus eiuſdem verticalis
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              parietis.
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                <emph.end type="center"/>
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              <s id="s.001893">SIt corpus D anguloſum, & regulari ſimile, ita vt
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              centrum grauitatis eius ſit quoque centrum ma­
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              gnitudinis eiuſdem. </s>
              <s id="s.001894">Dico quòd eadem potentia ſub­
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              dupla E poterit eleuare corpus graue D ad
                <expan abbr="quãlibet">quallibet</expan>
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              altitudinem parietis AC; quia cùm ſolidum D ſit re­
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              gulare, & habeat figuram anguloſam, & denticula­
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              tam, vt in quolibet ſitu ſuæ ſuperficiei poſſit adnecti,
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              & ſuſtineri in ſub ſequentibus aſperitatibus parietis
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              denticulati CA, ſequitur vt quomodolibet reuolua­
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              tur corpus D, ſemper in ſub ſequentibus eminentijs
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              parietis aſperis AB paritèr ſuſtineatur fulciaturque,
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              atque in eodem ſitu horizontali ab ijſdem duabus
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              potentijs corpus D ſuſtinebitur, ſcilicèt à potentią
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              E, & ab aliqua denticulari eminentia parietis AC; </s>
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