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

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          <chap>
            <p type="main">
              <s id="s.001110">
                <pb pagenum="215" xlink:href="010/01/223.jpg"/>
                <arrow.to.target n="marg286"/>
                <lb/>
              uerſario, quòd fiſtula AC nil prorsùs ab incluſo mer­
                <lb/>
              curio BC grauatur, & ſic de facto experimur appli­
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              cata digiti pulpa ori infimo fiſtulæ; quod in partę
                <lb/>
              intermedia pulpæ à mercurio tacta nulla compreſſio,
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              nec
                <expan abbr="cõtuſio">contuſio</expan>
                <expan abbr="neq;">neque</expan>
              grauitatio perſentitur, quando præ­
                <lb/>
              cisè mercurij altitudo BC eſt vnius cubiti, &
                <expan abbr="qua-drãtis">qua­
                  <lb/>
                drantis</expan>
              ferè; quod ſieius altitudo ſupra CB augeatur,
                <lb/>
                <expan abbr="tũc">tunc</expan>
                <expan abbr="ſolũmodò">ſolummodò</expan>
              percipitur in medio pulpæ digiti ſub­
                <lb/>
              iecti
                <expan abbr="cõpreſſio">compreſſio</expan>
              grauitans iuxtà
                <expan abbr="mẽſurã">menſuram</expan>
              exceſſus mer­
                <lb/>
              curij ſupra eum qui altitudinem vnius cubiti, & qua­
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              drantis occupat, & ſi è contrà mercurius deprima­
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              tur violentèr infra debitam altitudinem BC, tunc ne­
                <lb/>
              dùm ſubiecta pulpa digiti non comprimitur, ſed è
                <lb/>
              contrà exugitur, vt efficiunt cucurbitæ medicæ, &
                <lb/>
              hyrudines. </s>
              <s id="s.001111">Sed dicet aduerſarius ſi mercurius BC
                <lb/>
              nil grauitat, nec comprimit digitum, quare requi­
                <lb/>
              ritur vis, aut libræ, aut digiti ſubiecti, quæ nedum̨
                <lb/>
              æquet pondus ſolias vitri AC, ſed prætereà ſuſtine­
                <lb/>
              re valeat duas libras v. g. quas
                <expan abbr="pẽdit">pendit</expan>
              mercurius BC?
                <lb/>
              </s>
              <s id="s.001112">Reſpondeo aereum cylindrum SA fiſtulæ vitreæ in­
                <lb/>
              cumbentem ſua grauitate agere non minùs, quàm̨
                <lb/>
              collateralis cylindrus aereus SG, cumque vitrum̨
                <lb/>
              CA non repellatur æquali actione contraria ſursùm
                <lb/>
              ab aere collaterali SG, quia huius vis exercetur, &
                <lb/>
              omninò expletur ſuſtentando mercurium BC; igitur
                <lb/>
              neceſſariò vitrum CA comprimitur deorsùm à gra­
                <lb/>
              uitate aeris incumbentis SA, cuius pondus æqualę
                <lb/>
              eſt mercurio BC hinc fit vi ex præconcepta falſa opi­
                <lb/>
              nione tribuamus compreſſionem aeris SA nobis in-</s>
            </p>
          </chap>
        </body>
      </text>
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