Borro, Girolamo, De motu gravium et levium, 1575

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    <archimedes>
      <text>
        <body>
          <chap>
            <subchap1>
              <p type="main">
                <s id="s.000329">
                  <pb pagenum="37" xlink:href="011/01/057.jpg"/>
                  <emph type="italics"/>
                finitur tum libro
                  <expan abbr="ſecũdo">ſecundo</expan>
                  <expan abbr="Phyſicorũ">Phyſicorum</expan>
                , tum libro quinto
                  <expan abbr="diuinorũ">diuinorum</expan>
                .
                  <lb/>
                </s>
                <s id="s.000330">Vnum eſt omnium
                  <expan abbr="atomorũ">atomorum</expan>
                motus principium, ergo vnus om
                  <lb/>
                nium motus: aliquæ atomi ſunt graues, ergo omnes ſunt gra­
                  <lb/>
                ues, ergo omnes
                  <expan abbr="deorsũ">deorsum</expan>
                feruntur; ergo nullæ ſurſum
                  <expan abbr="aſcendũt">aſcendunt</expan>
                ,
                  <lb/>
                ergo vna eſt
                  <expan abbr="omniũ">omnium</expan>
                grauitas, ergo nulla eſt earumdem leuitas,
                  <lb/>
                ergo omnes atomi vno motu ad mundi
                  <expan abbr="centrũ">centrum</expan>
                deſcendunt, ergo
                  <lb/>
                & cætera omnia, quæ ex atomis conflantur, erunt grauia:
                  <expan abbr="nã">nam</expan>
                  <lb/>
                quod ex grauibus coaugmentatur, non poteſt non eſſe graue,
                  <lb/>
                ergo totus
                  <expan abbr="mũdus">mundus</expan>
                ex grauibus atomis genitus, & ſingulæ totius
                  <lb/>
                mundi partes ex grauibus atomis natæ, ſunt graues, ergo om
                  <lb/>
                nia deſcendunt, ergo nihil aſcendit, quæ ſenſui manifeſtè repu­
                  <lb/>
                gnant: cum plurima leuia ſuopte nixu ſurſum ferri videamus;
                  <lb/>
                ergo falſa eorum eſt opinio, ſenſuique contraria, quod validio­
                  <lb/>
                ribus, vt patet, argumentis ſuſcepimus demonstrandum. </s>
                <s id="s.000331">Con­
                  <lb/>
                firmatur ſi ſunt omnia grauia: omnia enim ad
                  <expan abbr="centrũ">centrum</expan>
                natura
                  <lb/>
                deſcendunt, omniaque in centro natura quieſcunt, ergo extra
                  <lb/>
                centrum natura nihil est, & nihil extra centrum natura, aut
                  <lb/>
                mouetur, aut quieſcit, ſed quæcumque extra centrum aut mo
                  <lb/>
                ueri, aut manere
                  <expan abbr="inueniũtur">inueniuntur</expan>
                ; omnia non natura, ſed violentia,
                  <lb/>
                  <expan abbr="mouebũtur">mouebuntur</expan>
                ; corpus enim, quod in aliquo loco violentia quieſcit,
                  <lb/>
                ad illum
                  <expan abbr="locũ">locum</expan>
                violentia mouetur; & reciprocantur hæc, ita vt
                  <lb/>
                omne corpus, quod ad aliquem locum violentia mouetur, in eo
                  <lb/>
                dem loco violentia quieſcat, ſicut quod natura ad aliquem
                  <expan abbr="locũ">locum</expan>
                  <lb/>
                fertur, natura in eo loco manet; & quod alicubi natura stat
                  <lb/>
                immotum, eò natura tendat, quæ Democritus, Leucippus, &
                  <lb/>
                Epicurus, ac cæteri, qui eorumdem figmenta ſectantur, mini­
                  <lb/>
                mè nouiſſe videntur. </s>
                <s id="s.000332">Verum, vt ſemet ipſos ab his anguſtiis
                  <lb/>
                explicent, dicere auſi ſunt quaſdam atomos eſſe grauiores, &
                  <lb/>
                quaſdam minus graues, & ex grauioribus atomis grauio­
                  <lb/>
                ra corpora, & ex leuioribus leuiora componi, & quæ magis
                  <emph.end type="italics"/>
                </s>
              </p>
            </subchap1>
          </chap>
        </body>
      </text>
    </archimedes>
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