Borro, Girolamo, De motu gravium et levium, 1575

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          <chap>
            <subchap1>
              <p type="main">
                <s id="s.000288">
                  <pb pagenum="26" xlink:href="011/01/046.jpg"/>
                  <emph type="italics"/>
                grauitate ad centrum feratur, & ſurſum ſine leuitate ad cæ­
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                lum aſcendat. </s>
                <s id="s.000289">Reſpondeo illud non dari: nam ſi quod corpus
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                ſine grauitate deſcenderet, non graue, quam graue infinitè ve
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                locius moueretur; quia nulla eſſet inter vtrumque proportio,
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                & ſi qua ſit, decupla conſtituatur, ita vt graue velocitate vt
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                centum moueatur: non graue velocitate vt decem
                  <expan abbr="cõcitetur">concitetur</expan>
                .
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                </s>
                <s id="s.000290">Graue per medium duplici portione diuidatur; duplo certè mi
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                nor erit illius velocitas: partes quadraginta ab eo iterum au­
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                ferantur; decem tantum ſuperſunt: ergo graue, & non gra­
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                ue æquali velocitate mouebuntur, quia velocitate vt decem,
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                vtrumque mouetur; partes quinque à graui iterum abſcin­
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                dantur; ergo non graue duplo velocius, quam graue mouebi­
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                tur: quod notum eſt ex regulis Aristoteleis libro ſeptimo Phy
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                ſicorum. </s>
                <s id="s.000291">Sed hæc omnia ſunt falſa, & abſurda. </s>
                <s id="s.000292">Ergo dicen­
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                dum ſanè eſt non dari corpus, quod ſine grauitate, aut leuita­
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                te recto motu moueatur: ſed quæcumque ſint illa, quæ recto
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                motu mouentur corpora, omnia, aut grauia, aut leuia eſſe con
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                cedendum.
                  <emph.end type="italics"/>
                </s>
              </p>
            </subchap1>
            <subchap1>
              <p type="head">
                <s id="s.000293">Veterrimos, qui ante Ariſtotelem fuere Philoſo­
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                phos de motu, & quiete non rectè ſenſiſſe.
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                </s>
                <s id="s.000294">Caput XVI.</s>
              </p>
              <p type="main">
                <s id="s.000295">HINC
                  <emph type="italics"/>
                facilè intelligere licet veterrimos, qui ante Ari
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                ſtotelem vixere Philoſophos, in hac re maximè hallu­
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                cinatos fuiſſe, vt Heraclitus, qui omnia perenni, inceſ­
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                ſanti, indeflexoque labore agitari, numquam autem quieſcere
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                non eſt veritus affirmare: cum ab Ariſtotele non minus per
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                quietis, quam per motus principium ab initio libri
                  <expan abbr="ſecũdi">ſecundi</expan>
                Phy­
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                ſicorum natura definiendo manifeſtetur, & ea quæ ad locum
                  <emph.end type="italics"/>
                </s>
              </p>
            </subchap1>
          </chap>
        </body>
      </text>
    </archimedes>
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