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

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    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s id="s.000259">
                <pb pagenum="57" xlink:href="010/01/065.jpg"/>
                <arrow.to.target n="marg61"/>
                <lb/>
              na FE impellit deorſum laminam DE, ne dum pro­
                <lb/>
              prio pondere, ſed etiam grauitate laminarum FH;
                <lb/>
              pariterque FE repellit laminas ſupremas FH noņ
                <lb/>
              propria virtute, ſed vi ponderis LN ſcilicet exceſſu
                <lb/>
              IN ſupra DF; Quaproptèr conſtat, quòd lamina la­
                <lb/>
              teritia FE comprimitur ſupernè, & infernè à duabus
                <lb/>
              viribus contrarijs quæ æqualibus momentis
                <expan abbr="operã-tur">operan­
                  <lb/>
                tur</expan>
              , à quibus proindè retinetur fixè, vt nequeat ſur­
                <lb/>
              sùm, aut deorsùm moueri. </s>
              <s id="s.000260">Præterea colligitur, quòd
                <lb/>
              reuerà lamina lateritia FE non verè in quiete inerti
                <lb/>
              conſtituitur, nec pondere priuatur, ſed potiùs effi­
                <lb/>
              citur lucta quædam contrariarum virtutum
                <expan abbr="æqualiũ">æqualium</expan>
                <lb/>
              virium, vndè æquatis momentis motus tonicus, ſeù
                <lb/>
              quies ſubſequitur, & hìnc deducitur quòd prædicta
                <lb/>
              corpora ſe mutuò comprimunt, & hìnc fit, vt neuter
                <lb/>
                <expan abbr="contrariorũ">contrariorum</expan>
              impellentium ſuum iter proſequi valeat,
                <lb/>
              proindeque cogantur fixè in eodem ſitu quieſcere. </s>
            </p>
            <p type="margin">
              <s id="s.000261">
                <margin.target id="marg60"/>
              Cap. 3. flui­
                <lb/>
              dum in ſuo
                <lb/>
              toto quie­
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              ſcens pon­
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              derat.</s>
            </p>
            <p type="margin">
              <s id="s.000262">
                <margin.target id="marg61"/>
              Cap. 3. flui­
                <lb/>
              dum in ſuo
                <lb/>
              toto quie­
                <lb/>
              ſcens pon­
                <lb/>
              derat.</s>
            </p>
            <p type="main">
              <s id="s.000263">
                <emph type="center"/>
              PROP. XXIII.
                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s id="s.000264">
                <emph type="center"/>
                <emph type="italics"/>
              Idipſum in aqua oſtenditur exemplo ſiphonis.
                <emph.end type="italics"/>
                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s id="s.000265">EOdem ferè modo in aqua idem æquilibrium ef­
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              fici manifeſtum eſt, proindeque partes ipſius
                <lb/>
              aquæ partim ſupernè comprimi à ſuperſtantibus a­
                <lb/>
              quæ partibus, partim verò infernè ſursùm expelli,
                <expan abbr="">non</expan>
                <lb/>
              propria vi, ſed pondere collateralis aquæ, quæ cum
                <lb/>
              illa libram imaginariam, vel ſiphonem conſtituit.
                <lb/>
              </s>
              <s id="s.000266">Eſto igitur, claritatis gratia, ſipho HAB perpendi­
                <lb/>
              cularitèr eleuatus ſupra horizontem, repletuſquę </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>