Borelli, Giovanni Alfonso, De motionibus naturalibus a gravitate pendentibus, 1670

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            <p type="main">
              <s id="s.000606">
                <pb pagenum="121" xlink:href="010/01/129.jpg"/>
              quidnam admiſſo, vel negato prædicto peripatetico
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              aſmpto ſubſequatur. </s>
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              Cap. 4. poſi­
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              tiuam leui­
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              tatem noņ
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              dari.</s>
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            <p type="main">
              <s id="s.000608">
                <emph type="center"/>
              PROP. LIX.
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            <p type="main">
              <s id="s.000609">
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              Aliter id ipſum ostendere, poſito, quòd aer vi leuitatis per
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              diuerſa media fluida aſcendat.
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                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s id="s.000610">SIt igitur idem mobile B, quod ſit lignum leuiſſi­
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              mum, vel veſica aere plena, impellaturque vſque
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              ad fundum vaſis DCFE cuius medietas infima reple­
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              atur aqua A, reliqua medietas ſuprema O repleatur
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              oleo, vel ſpiritu vini, & ponamus leuitatem aereæ
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              veſicæ B eſſe trium graduum, & leuitatem ſpiritus
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              vini duorum graduum, at leuitatem aquæ magis
                <expan abbr="dẽ-ſæ">den­
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                ſæ</expan>
              eſſe vnius gradus. </s>
              <s id="s.000611">Manifeſtum eſt, quòd reſiſten­
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              tia aquæ A, & partium tenacitas, quæ penetrari de­
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              bet à ligno, vel veſica B dùm ſursùm aſcendit, erit
                <expan abbr="tã-tò">tan­
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                tò</expan>
              maior reſiſtentia ſpiritus vi­
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                <figure id="id.010.01.129.1.jpg" xlink:href="010/01/129/1.jpg"/>
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              ni O quantùm illa eſt magis
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                ſa</expan>
              , & conſtipata quàm iſte, ſci­
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              licèt ſi
                <expan abbr="ſumãtur">ſumantur</expan>
              moles æquales
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              eorumdem fluidorum, quantò
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              maior eſt corpulentia, & mate­
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              ria, quæ prędictum aqueum ſpa­
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              tium replet ea materia quæ molem ſpiritus vini oc­
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              cupat, & quia
                <expan abbr="leuitatẽ">leuitatem</expan>
              ſpiritus vini ad
                <expan abbr="leuitatẽ">leuitatem</expan>
              aquæ
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              eamdem proportionem habere aiunt, quam illius
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              raritas ad huius raritatem, igitur tantò magis diſtra­
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              hibilis, & minùs reſiſtens erit ſpiritus vini, quàm̨ </s>
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          </chap>
        </body>
      </text>
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