Borro, Girolamo, De motu gravium et levium, 1575

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          <chap>
            <subchap1>
              <p type="main">
                <s id="s.000380">
                  <pb pagenum="47" xlink:href="011/01/067.jpg"/>
                  <emph type="italics"/>
                habent:
                  <expan abbr="eã">eam</expan>
                ob rem corporum ſimplicium, quæ elementa voca
                  <lb/>
                tur, definitio per quietem data eorumdem definitioni per mo­
                  <lb/>
                tum quauis ratione inuentæ, est omnino præferenda, quod
                  <lb/>
                Ariſtoteles tetigiſſe viſus eſt libro primo de cælo particula de­
                  <lb/>
                cimaſeptima: vbi grauia, & leuia non per
                  <expan abbr="quietẽ">quietem</expan>
                , ſed per
                  <expan abbr="motũ">motum</expan>
                  <lb/>
                pingui, et craſſa minerua ſe definiuiſſe teſtatur; donec per quie
                  <lb/>
                  <expan abbr="tẽ">tem</expan>
                accuratius, ac diligentius elementorum natura diſputetur,
                  <lb/>
                quod quarto lib.de cælo præstitum fuiſſe nemo eſt qui neſciat.
                  <emph.end type="italics"/>
                </s>
              </p>
            </subchap1>
            <subchap1>
              <p type="head">
                <s id="s.000381">Quæ Themiſtius
                  <expan abbr="cõtra">contra</expan>
                Ariſtotelem ſcripſit de gra
                  <lb/>
                uium, & leuium definitione. </s>
                <s id="s.000382">Cap. XXIX.</s>
              </p>
              <p type="main">
                <s id="s.000383">EXPLODENDVS
                  <emph type="italics"/>
                est hoc loco Themiſtius, qui has
                  <lb/>
                grauium, & leuium definitiones per eorumdem
                  <expan abbr="motũ">motum</expan>
                ,
                  <lb/>
                & quietem datas, rem quamlibet
                  <expan abbr="definitã">definitam</expan>
                complecti non
                  <lb/>
                credidit; & multa, de quibus hæ definitiones dicuntur, quæ nec
                  <lb/>
                grauia ſunt nec leuia, ratus eſt inueniri: quod terra ſua ipſius
                  <lb/>
                natura ponderoſa, in aere ſuſpenſa deorſum non feratur, quæ
                  <lb/>
                tamen terra eſt & grauis: ergò non quodlibet graue deorſum
                  <lb/>
                tendit. </s>
                <s id="s.000384">Quin etiam terra, dum in centro quieſcit, ibi ſtat im­
                  <lb/>
                mota, & deorſum non citatur: cum locus centro inferior in na
                  <lb/>
                tura non detur, ad
                  <expan abbr="quẽ">quem</expan>
                aliquod ponderoſum corpus deſcendat:
                  <lb/>
                terra ergò, quòd in centro stat immota, & deorſum non cita­
                  <lb/>
                tur, est grauis: ſi graue id eſt, quod in centro quieſcit, & non
                  <lb/>
                deſcendit: ergò graue illud non est, quod deſcendit, ſed graue
                  <lb/>
                id eſt; quod stat immotum.
                  <emph.end type="italics"/>
                </s>
              </p>
              <p type="main">
                <s id="s.000385">
                  <emph type="italics"/>
                Idem de leuissimo igni dicendum, qui apud nos genitus, &
                  <lb/>
                quo minus aſcendat ab aliquo impeditus, ad
                  <expan abbr="ſuperã">ſuperam</expan>
                huius infe­
                  <lb/>
                rioris mundi
                  <expan abbr="orã">oram</expan>
                , vbi nunc luna eſt, non attollitur, & in ſuo pro
                  <lb/>
                prio naturalique loco exiſtens ſurſum altius non euolat: cum
                  <emph.end type="italics"/>
                </s>
              </p>
            </subchap1>
          </chap>
        </body>
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