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

Table of figures

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    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s id="s.000421">
                <pb pagenum="88" xlink:href="010/01/096.jpg"/>
                <arrow.to.target n="marg99"/>
                <lb/>
              aſcenſus minoris ponderis factus à deſcenſu corpo­
                <lb/>
              ris grauioris alteram lancem prementis, ineptè qui­
                <lb/>
              dem, & iniuria violentia appellatur; propterea quòd
                <lb/>
              huiuſmodi operatio, ac diſpoſitio neceſſaria, ac na­
                <lb/>
              turalis eſt. </s>
            </p>
            <p type="margin">
              <s id="s.000422">
                <margin.target id="marg98."/>
              Prop. 1.</s>
            </p>
            <p type="margin">
              <s id="s.000423">
                <margin.target id="marg99"/>
              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.000424">Idipſum, vel quid ſimile, dici debet de extruſione
                <lb/>
              cuiuslibet corporis minùs grauis facta à preſſionę
                <lb/>
              ambientis fluidi grauioris, quia in tali caſu (vt ſuo lo­
                <lb/>
              co oſtenditur) adeſt libra quædam imaginaria per­
                <lb/>
                <arrow.to.target n="marg100"/>
                <lb/>
              petua, cuius centrum grauitatis ſucceſſiuè deprimi­
                <lb/>
              tur, &
                <expan abbr="prædictũ">prædictum</expan>
                <expan abbr="deſcensũ">deſcensum</expan>
              neceſſariò conſequitur mo­
                <lb/>
              tus ſublimationis corporis minùs grauis, hocque
                <expan abbr="">tam</expan>
                <lb/>
              diù perſeuerat, quouſque efficiatur æquilibrium. </s>
              <s id="s.000425">
                <expan abbr="">Cum</expan>
                <lb/>
              igitur ſit effectus neceſſarius, & naturalis, extruſio,
                <lb/>
              ſeù aſcenſus ligni quotieſcumque circumdatur à flui­
                <lb/>
              do grauiori, non poteſt, nec debet prædictus aſcen­
                <lb/>
              ſus nuncupari, vel reputari violentus, quod erat
                <expan abbr="oſtẽ-dendum">oſten­
                  <lb/>
                dendum</expan>
              . </s>
              <s id="s.000426">Hoc confirmari poteſt ex Galilei pulcher­
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              rimo ratiocinio. </s>
            </p>
            <p type="margin">
              <s id="s.000427">
                <margin.target id="marg100"/>
              Prop. 9.</s>
            </p>
            <p type="main">
              <s id="s.000428">
                <emph type="center"/>
              PROP. XL.
                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s id="s.000429">
                <emph type="center"/>
                <emph type="italics"/>
              Motus aſcenſus grauium non minùs naturalis eſt, quàm
                <lb/>
              deſcenſus eorundem.
                <emph.end type="italics"/>
                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s id="s.000430">FInge globum noſtræ terræ perforari puteo
                <expan abbr="percẽ-trum">per cen­
                  <lb/>
                trum</expan>
              extenſo vſque ad Antipodas producto, at­
                <lb/>
              que in hoc demiſſa pila ferrea proculdubio natura­
                <lb/>
              lis eius grauitas ſucceſſiuè maiorem impetum acqui­
                <lb/>
              ret, quòuſque ad centrum terræ pertingat, & vniuer-</s>
            </p>
          </chap>
        </body>
      </text>
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