Jordanus de Nemore, [Liber de ratione ponderis], 1565

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          <chap>
            <subchap1>
              <p>
                <s id="id.2.29.02.03">
                  <pb xlink:href="049/01/028.jpg"/>
                </s>
              </p>
            </subchap1>
            <subchap1>
              <p>
                <s id="id.2.30.00.01">Quaestio vigesimanona.
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                </s>
              </p>
            </subchap1>
          </chap>
          <chap>
            <subchap1>
              <p>
                <s id="id.2.30.01.01">Omne medium impedit motum.
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                </s>
              </p>
              <p>
                <s id="id.2.30.02.01">
                  <figure id="id.049.01.028.1.jpg" xlink:href="049/01/028/1.jpg" number="43"/>
                  <figure id="id.049.01.028.2.jpg" xlink:href="049/01/028/2.jpg" number="44"/>
                  <figure id="id.049.01.028.3.jpg" xlink:href="049/01/028/3.jpg" number="45"/>
                Esto quód mouetur a, b, quod uero occur­
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                rit medium sit t, ponaturque c, quasi instan
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                tia, quae sit t, e, d. </s>
                <s id="id.2.30.02.02">Si igitur c, nullius fuit
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                grauitatis si non impedit motum a, b, descenden
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                te quum impellatur ab ipso, cogetur descendere
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                et sic erit ut grauitatem habens, poterit ergo
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                descendens ex parte e, ad pondus ex parte d,
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                attollere, aeque ergo constabat a descensu suo
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                impellere d, quia attollens d, non impedietur a
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                uelocitate sua, quod est impossibile. </s>
                <s id="id.2.30.02.03">Quod sic
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                ponderosum finite, si non mouetur quod ipsum
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                impedit, habebit eam ab aqua tenus impedire,
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                si mouetur, quum a, b, ipsum consequetur, erit a,
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                b, grauius quo uelocius sitque 3, aequale a, b, in
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                pondere, possibile igitur est 3, ex parte 3, po­
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                situm motu c, descendere, et attollere ad pon­
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                dus ex parte d, fietque tunc 3, in pondere ut c.
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                </s>
                <s id="id.2.30.02.04">si igitur a, b, non impeditur impellendo, non
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                impedietur impellendo 3, similiter ergo quum
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                moueantur a, b, et 3. motu naturali, non im­
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                pediuntur in attollendo d, quod totum est im­
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                possibile.
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                </s>
              </p>
            </subchap1>
            <subchap1>
              <p>
                <s id="id.2.31.00.01">Quaestio trigesima.
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                </s>
              </p>
            </subchap1>
          </chap>
          <chap>
            <subchap1>
              <p>
                <figure id="id.049.01.028.4.jpg" xlink:href="049/01/028/4.jpg" number="46"/>
              </p>
            </subchap1>
            <subchap1>
              <p>
                <s id="id.2.31.01.01">Quo ponderosius est pro quod fit tran
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                situs, eo in transeundo difficilior fit de
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                scensus.
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                </s>
              </p>
              <p>
                <s id="id.2.31.02.01">Huiuscemodi per quod fit transitus sunt
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                aer et aqua, et alia liquida, quod igi­
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                tur ponderosius est ipsum sit a, b, c, quod
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                leuius sit d, e, f, quodque transit t, transiens au­
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                tem per illa, offendat in b, et e. </s>
                <s id="id.2.31.02.02">Est autem b, gra­
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                uius, quám e. </s>
                <s id="id.2.31.02.03">Quumque ad descendum impedian</s>
              </p>
            </subchap1>
          </chap>
        </body>
      </text>
    </archimedes>
Impressum