Guevara, Giovanni di, In Aristotelis mechanicas commentarii, 1627

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          <chap id="N10019">
            <p id="N113D0" type="main">
              <s id="N113DB">
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              oppoſita, quæ eſt inferior, aſcendit, ac mouetur retrorſum ad
                <lb/>
              leuam. </s>
              <s id="N113EB">Quod ſi huiuſmodi poſitiones formaliter non con­
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              ſtituantur niſi in quadam relatione, ac reſpectu vnius partis ad
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              alteram, hoc parum refert, cum fundamentaliter ſemper im­
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              portent realem oppoſitionem, ac diuerſitatem loci, in quo
                <lb/>
              ipſe partes relatæ conſtituuntur, vel ad quem tendunt
                <expan abbr="tanquã">tanquam</expan>
                <lb/>
              ad terminum ſui motus. </s>
              <s id="N113FC">Quapropter idem Philoſophus ſu­
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                <figure id="id.005.01.046.1.jpg" xlink:href="005/01/046/1.jpg" number="4"/>
                <lb/>
              biungit ex hac contra­
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              rietate fieri, vt vnius
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              circuli motione, alij cir­
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              culi in contrarium mo­
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              ueantur. </s>
              <s id="N1140F">Vt ſi conſti­
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              tuatur circulus, qui pri­
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              mò moueri debeat in­
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              ter alios quaruor,
                <expan abbr="ſintq.">ſintque</expan>
                <lb/>
              omnes denticulati,
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              quem admodum videre
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              eſt in horologijs,
                <expan abbr="alijsq.">alijsque</expan>
                <lb/>
              ſimilibus machinis, vt
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              in hac figura: Nam pars
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              ſuperor medij circuli,
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              quæ deſcendit, impellit partem inferiorem ſuperioris circuli,
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              facitque eam aſcendere. </s>
              <s id="N11430">Et pars inferior eiuſdem medij cir­
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              culi, aſcendendo facit deſcendere partem ſuperiorem circuli
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              inferioris. </s>
              <s id="N11437">Deinde ſimiliter idem circulus medius dum dex­
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              trorſum mouetur, mouet circulum dexterum ſiniſtrorſum, &
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              ſiniſtrum dextrorſum. </s>
            </p>
            <p id="N1143E" type="main">
              <s id="N11440">Eodem que modo ſe habet, ſubiungit Ariſtoteles, linea illa
                <lb/>
              quæ in vno extremo manens, altero circumlata, circulum
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              deſcribit; nempe ſemidiameter. </s>
              <s id="N11447">Quandoquidem contraria
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              ſimiliter admittit; nimirum primum & extremum ſimul; ſeu
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              principium ac terminum ſui motus in eodem loco. </s>
              <s id="N1144E">Ex quo
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              enim puncto incipit circunduci, ad idem poſtremo reuertitur
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              tanquam ad terminum ſui motus. </s>
              <s id="N11455">Et ſic
                <expan abbr="extremũ">extremum</expan>
              rurſus effici­
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              tur
                <expan abbr="primũ">primum</expan>
              . </s>
              <s id="N11462">Quapropter concludit: Non eſt inconueniens ex
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              ipſa ſemidiametro
                <expan abbr="deſcriptũ">deſcriptum</expan>
              ,
                <expan abbr="miraculorũ">miraculorum</expan>
                <expan abbr="pluriũ">plurium</expan>
              eſſe
                <expan abbr="principiũ">principium</expan>
              . </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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