Valerio, Luca, De centro gravitatis solidorvm libri tres
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              liter excedent, hoc eſt reliquum cylindri IR dempto cylin­
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              dro PO æquale erit reliquo cylindri GQ dempto cylin­
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              dro NM, & reliquum cylindri GQ dempto cylindro
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              NM æquale cylindro EL. </s>
              <s>Similiter ad reliquos cylindros
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              quotcumque plures eſſent deſcendentes oſtenderemus, om
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              nes exceſſus, quibus cylindri circumſcripti inſcriptos
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              ſuperant ſibi quique reſpondentes inter ſe & cylindro
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              EL æquales eſſe. </s>
              <s>Manifeſtum eſt igitur propoſitum. </s>
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              PROPOSITIO V.
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              <s>Dato conoide hyperbolico, & ipſius conoi­
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              de parabolico circa eundem axim, quod ad
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              reliquum hyperbolici conoidis eam proportio­
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              nem habeat, quam ſeſquialtera tranſuerſi late­
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              ris hyperboles, quæ conoides deſcribit, ad axim
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              conoidis; fieri poteſt vt conoidi parabolico fi­
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              guræ quædam inſcribatur, & altera circumſcri­
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              bantur vt ſupra factum eſt, & hyperbolico alio cir­
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              cumſcribatur omnes ex cylindris æqualium al­
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              titudinum multitudine æqualibus exiſtentibus
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              ijs, ex quibus conſtant figuræ conoidibus cir­
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              cumſcriptæ, ita vt exceſſus, quo figura conoidi
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              parabolico circumſcripta inſcriptam ſuperat,
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              quem breuitatis cauſa voco exceſſum primum,
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              ad exceſſum, quo figura conoidi hyperbolico cir­
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              cumſcripta ſuperat circumſcriptam parabolico,
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              quem voco exceſſum ſecundum, minorem habeat
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              proportionem quacumque propoſita. </s>
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