Guevara, Giovanni di, In Aristotelis mechanicas commentarii, 1627

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          <chap id="N10019">
            <p id="N12554" type="main">
              <s id="N12579">
                <pb pagenum="78" xlink:href="005/01/086.jpg"/>
                <emph type="italics"/>
              rurſum propter hoc aſcendit libra. </s>
              <s id="N12585">Si autem deorſum fuerit
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              in quod ſubſtat, contrarium facit. </s>
              <s id="N1258A">Plus enim dimidio fit li­
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              bræ, quæ deorſum eſt pars, quàm quod per pendiculum ſecet:
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              quapropter non aſcendit. </s>
              <s id="N12591">Eleuata enim pars leuior eſt.
                <emph.end type="italics"/>
              </s>
            </p>
            <p id="N12596" type="main">
              <s id="N12598">
                <emph type="italics"/>
              Sit libra recta vbi NG: perpendiculum autem KLM.
                <lb/>
              </s>
              <s id="N1259F">Bifariam igitur ſecatur KG. </s>
              <s id="N125A2">Impoſito autem onere in ipſo
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              N, erit quidem N vbi O, ipſum autem G, vbi R, KL
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              autem vbi LP. </s>
              <s id="N125A9">Quare maius eſt KO, quam LR, ipſo
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              PKL. </s>
              <s id="N125AE">Et ablato igitur onere, nete<32>e eſt manere; incumbit
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              enim ceu onus exceſſus medietatis eius vbi eſt F.
                <emph.end type="italics"/>
              </s>
            </p>
            <p id="N125B6" type="head">
              <s id="N125B8">COMMENTARIVS.</s>
            </p>
            <p id="N125BC" type="main">
              <s id="N125BE">Cvm axis vel ſpartum, quod gerit vicem axis, & quo
                <lb/>
              ſuſpenditur libra, locari poſſit tum ſupra, tum infra
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              iugum ipſius libræ, quærit modo Ariſtoteles quid
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              cauſæ ſit, vt ſi locetur ſupra, appoſito in alteram lancem
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              pondere, deſcendat quippe illa, ſed eo amoto ex ſe iterum
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              in priſtinum locum aſcendat: ſi verò axis locetur infra, lanx
                <lb/>
              illa maneat, & non reuertatur. </s>
            </p>
            <p id="N125CD" type="main">
              <s id="N125CF">Porrò prima huius quæſtionis pars ſi phyſicè conſidere­
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              tur, non paruam videtur inuoluere difficultatem. </s>
              <s id="N125D4">Etenim
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              nullum apparet agens, à quo talis aſcenſus depreſſæ lancis
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              procedat. </s>
              <s id="N125DB">Cum enim quodlibet graue tendat deorſum, cau­
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              ſa huiuſmodi eleuationis, & aſcenſionis non poteſt eſſe for­
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              ma aliqua intrinſeca; nec pro extrinſeca aſſignari poteſt
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              alia, niſi grauitas alterius lancis, qua ſcilicet illa deſcen­
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              dendo, hanc faciat aſcendere. </s>
              <s id="N125E6">Verum cum vtraque lanx
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              æqualis molis, & grauitatis conſtituatur, nequit altera alteri
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              præponderare,
                <expan abbr="deſcenſuq.">deſcenſuque</expan>
              proprio eam eleuare. </s>
              <s id="N125F1">Simile
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                <expan abbr="namq.">namque</expan>
              in intenſione per eandem qualitatem agere non po­
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              teſt in ſimile; cum omnis actio procedere debeat ab inæ­
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              quali proportione, vt cum Ariſtotele ſentiunt omnes Phi­
                <lb/>
              loſophi 1. de generat. </s>
              <s id="N125FF">tex. 48. </s>
            </p>
          </chap>
        </body>
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