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

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    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s id="s.000739">
                <pb pagenum="146" xlink:href="010/01/154.jpg"/>
                <arrow.to.target n="marg185"/>
                <lb/>
              ſi contingat aquæ guttam pendentem diſtrahi ab ali­
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              qua violentia, illa attenuatur, & gracileſcit elonga­
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              turque, & denuò ceſſante violentia reſtringitur re­
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              colligitur, conglobaturque, ſic paritèr videmus a­
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              quam ad membranæ ſubtiliſſimæ
                <expan abbr="extẽſionem">extenſionem</expan>
              redigi
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              circa aerem ſpumam componentem, vnde conſtat
                <lb/>
              partes aquæ inter ſe viciſſim colligari vinculo
                <expan abbr="quodã">quodam</expan>
              :
                <lb/>
              id ipſum obſeruamus in vitro, & metallis fuſis. </s>
              <s id="s.000740">Qua­
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              liſcumque igitur ſit cauſa huius vinculi, & tenacita­
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              tis partium homogenearum eiuſdem fluidi, vel quia
                <lb/>
              ab aliquo glutine, ſeù viſcoſitate vniantur, aut ab
                <lb/>
              aliqua alia cauſa partes
                <expan abbr="eiuſdẽ">eiuſdem</expan>
              fluidi ſe mutuò
                <expan abbr="am-plexẽtur">am­
                  <lb/>
                plexentur</expan>
              , &
                <expan abbr="cõnectantur">connectantur</expan>
              , certum eſt tamen veram eſſe
                <lb/>
              prædictam vnionem, quotieſcumque fluidum intrą
                <lb/>
              aliud fluidum alterius naturæ collocatur, vt oleum̨
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              intra aquam, vel aer intra quodlibet aliud fluidum,
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              non diſſipabitur, ſed tenaci quadam vnione conglo­
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              babitur, licet in motu poterit aliquo pacto eius figu­
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              ra rotunda alterari. </s>
              <s id="s.000741">hoc autem non contingit in om­
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              nibus fluidis cuiuſcumque naturæ ſint, nam aquą
                <lb/>
              intra vinum, & metalla fuſa inter ſe commixta noņ
                <lb/>
              ſegregantur; ſed facilè commiſcentur, confundun­
                <lb/>
              turque inter ſe. </s>
              <s id="s.000742">Et in hiſce aduertendum eſt
                <expan abbr="adductã">adductam</expan>
                <lb/>
              experientiam locum non habere, ſed tantummodò
                <lb/>
              in fluidis priùs expoſitis non homogeneis inter ſe. </s>
            </p>
            <p type="margin">
              <s id="s.000743">
                <margin.target id="marg185"/>
              Cap. 4. poſi­
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              tiuam leui­
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              tatem noņ
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              dari.</s>
            </p>
            <p type="main">
              <s id="s.000744">Supponamus igitur fluidum ABC, verbi gratia ae­
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              rem, vel hydrargyrum, moueri vi intrinſeca, vel vio
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              lenter impulſum in aqua intra fiſtulàm
                <expan abbr="ſtrictã">ſtrictam</expan>
              RSVX
                <lb/>
              contenta à termino B versùs E: & quia ſpatium DN </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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