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

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      <text>
        <body>
          <chap>
            <p type="main">
              <s id="s.000266">
                <pb pagenum="58" xlink:href="010/01/066.jpg"/>
                <arrow.to.target n="marg62"/>
                <lb/>
              aqua vſque ad ſuprema orificia H & N; ſubdiuida­
                <lb/>
              tur tota eius altitudo in partes æquales ductis nimi­
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              rum planis ſuperficiebus GM,
                <lb/>
                <figure id="id.010.01.066.1.jpg" xlink:href="010/01/066/1.jpg"/>
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              FL, EK, DI; hic profectò aquæ
                <lb/>
              portio FE, licèt nullum
                <expan abbr="effectũ">effectum</expan>
                <lb/>
              grauitatis producere,
                <expan abbr="atq;">atque</expan>
              iner­
                <lb/>
              ter quieſcere videatur, dùm in­
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              differens eſt ad motum ſursùm,
                <lb/>
              & deorsùm, non hìnc deducere
                <lb/>
              licet, aquam ipſam FE in tali ſi­
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              tu vim propriæ grauitatis non exercere, nec
                <expan abbr="cõprimi">comprimi</expan>
                <lb/>
              ab aqua ſuperna, & inferna:
                <expan abbr="cõſideretur">conſideretur</expan>
              enim quòd
                <lb/>
              FF, in parte ſuprema ab aqua FH comprimitur de­
                <lb/>
              orsùm, è contrà à ſubiecta aqua DE expellitur ſur­
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              sùm, non propria vi, ſed pondere contrapoſitę aquæ
                <lb/>
              NL. </s>
              <s id="s.000267">Hinc colligitur, quòd aqua FE reuerà impelli­
                <lb/>
              tur deorsùm à ſuperna aqua, & ſursùm ab inferna;
                <lb/>
              ipſa veròmet aqua FE è contrà vim exercet contrą
                <lb/>
              vtramque compreſſionem, ſcilicèt contra eam, quæ
                <lb/>
              efficitur ab aqua ſubiecta, reſiſtit
                <expan abbr="põdere">pondere</expan>
              ſuo pro­
                <lb/>
              prio vnà cum grauitate incumbentis aquæ FH, ſed
                <lb/>
              contra vim, qua comprimitur ſupernè non reſiſtit, &
                <lb/>
              contranititur virtute propria, ſed mediante impul­
                <lb/>
              ſu deſcenſiuo collateralis aquæ NK, igitur huiuſmo­
                <lb/>
              di quies aquæ, quæ in ſitu FE indifferentèr retinetur,
                <lb/>
              nec poteſt ſursùm, aut deorsùm moueri, eſt effectus,
                <lb/>
              qui neceſſariò conſequitur ad exercitium ſuæ natiuæ
                <lb/>
              grauitatis, & eius, quæ exercetur ab aqua ſiphonis,
                <lb/>
              vel ab aqua collaterali eiuſdem vaſis, in quo paritèr </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>