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

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    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s id="s.000474">
                <pb pagenum="97" xlink:href="010/01/105.jpg"/>
                <arrow.to.target n="marg114"/>
                <lb/>
              ſubſtantia corporea AB minor ea quæ continetur in
                <lb/>
              AC, ergò impetus F minor eſt quàm E; quaproptèr
                <lb/>
              lignum A intrà mercurium C
                <expan abbr="translatũ">translatum</expan>
              ſursùm
                <expan abbr="aſcẽ-dere">aſcen­
                  <lb/>
                dere</expan>
              debet tardiori, & minori velocitate, quàm ſit
                <lb/>
              velocitas E, quæ
                <expan abbr="cõpetit">competit</expan>
              ligno aſcendenti in aqua B. </s>
            </p>
            <p type="margin">
              <s id="s.000475">
                <margin.target id="marg112"/>
              Cap. 4. poſi­
                <lb/>
              tiuam leui­
                <lb/>
              tatem noņ
                <lb/>
              dari.</s>
            </p>
            <p type="margin">
              <s id="s.000476">
                <margin.target id="marg113"/>
              De vi per­
                <lb/>
              cuſſionis pro
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              poſit. </s>
              <s id="s.000477">15.</s>
            </p>
            <p type="margin">
              <s id="s.000478">
                <margin.target id="marg114"/>
              Cap. 4. poſi­
                <lb/>
              tiuam leui­
                <lb/>
              tatem noņ
                <lb/>
              dari.</s>
            </p>
            <p type="main">
              <s id="s.000479">Et profectò euidentiſſimum eſt, quòd quodlibet
                <lb/>
              corpus à principio intrinſeco motu ſpontaneo trans­
                <lb/>
              latum, multò faciliùs gradietur excurretque per me­
                <lb/>
              dium fluidum rarius, & cedens, quàm in medio flui­
                <lb/>
              do tenaciori, & craſſiori, vt pila aurea celeriùs per
                <lb/>
              aerem, quàm per aquam eiuſdem ſpatij deſcendit, &
                <lb/>
              per aquam velociori motu, quàm per mercurium ex­
                <lb/>
              currit; ſic paritèr videmus animalia, quæ intrinſecą
                <lb/>
              vi mouentur, difficiliùs gradi poſſe, ſi infra arenam̨
                <lb/>
              ſub mergantur, & minùs difficilè infrà lutum, & fa­
                <lb/>
              ciliùs in aqua, & multò faciliùs in aere, nec
                <expan abbr="vnquã">vnquam</expan>
                <lb/>
              contrarium contingere poterit, quòd nimirùm idem
                <lb/>
              animal eamdem vim motiuam exercendo difficiliùs
                <lb/>
              & tardiùs moueatur per aerem, quàm per aquam, &
                <lb/>
              difficiliùs per aquam, quàm per lutum, aut per hy­
                <lb/>
              drargyrum. </s>
            </p>
            <p type="main">
              <s id="s.000480">
                <emph type="center"/>
              PROP. XLIII.
                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s id="s.000481">
                <emph type="center"/>
                <emph type="italics"/>
              Non moueri ſursùm corpora, quæ leuia appellantur, à vi
                <lb/>
              intrinſeca leuitatis.
                <emph.end type="italics"/>
                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s id="s.000482">HIs poſitis conſideremus modò ceram, aut veſi­
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              cam aere plenam
                <expan abbr="aſcendẽtem">aſcendentem</expan>
              per diuerſa me­
                <lb/>
              dia fluida, ſi
                <expan abbr="verũ">verum</expan>
              eſt, quòd aerea veſica ſursùm
                <expan abbr="aſcẽ-">aſcen-</expan>
              </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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