Guevara, Giovanni di, In Aristotelis mechanicas commentarii, 1627

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      <text>
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          <chap id="N10019">
            <p id="N13462" type="main">
              <s id="N13464">
                <pb pagenum="109" xlink:href="005/01/117.jpg"/>
              nubrium conficit antrorſum; quam ſpatium BF, quod pal­
                <lb/>
              mula tranſmittit retrorſum; non tamen probant prout opus
                <lb/>
              erat, ſpatium quoque CH, quod à ſcalmo cum naui per­
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              curritur, maius eſſe, quàm ſpatium, quod in contrarium prę­
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              terit palmula, vt BF, vel aliud ſimile. </s>
              <s id="N13476">Quare occaſionem
                <lb/>
              nobis tribuunt explicandi, num ſemper hoc accidat, vt ma­
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              gis in anteriora progrediatur nauigium, quàm ipſius remi
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              palmula retrocedat, an verò quandoque tantum, & qua.
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              </s>
              <s id="N13480">ratione fiat. </s>
            </p>
            <p id="N13483" type="main">
              <s id="N13485">Dicendum ergo eſt,
                <expan abbr="aliquãdo">aliquando</expan>
                <expan abbr="nauigiũ">nauigium</expan>
              in
                <expan abbr="anterĩora">anterinora</expan>
              moue­
                <lb/>
              ri abſque eo, quod palmula retrocedat, aliquando verò tan­
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              tum prouehi nauigium, quantum palmula retroceſſerit; ſed
                <lb/>
              vt plurimum, magis procedi nauigium, quàm palmula in.
                <lb/>
              </s>
              <s id="N1349C">contrarium cædat. </s>
            </p>
            <p id="N1349F" type="main">
              <s id="N134A1">Prima pars huius aſſertionis in duobus caſibus verifica­
                <lb/>
              tur. </s>
              <s id="N134A6">Prior eſt, cum æquale ſpatium pertranſierit nauigium,
                <lb/>
              ac remi manubrium motu proprio, quo ſcilicet circa ſcal­
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              mum conuertitur: tunc eorum palmula manet immota.
                <lb/>
              </s>
              <s id="N134AE">Nam ſi exempli gratia nauigium pertranſeat palmum ſpa­
                <lb/>
              tij, manubrium verò ſimul ſuo motu proprio alterum, iam,
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              in fine ipſius remigationis ipſum manubrium per duos pal­
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              mos diſtabit à loco priori vnde diſceſſerat. </s>
              <s id="N134B7">At palmula cum
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              per motum quidem nauigij anterius tranſlata eſſet ad ſpa­
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              tium vnius palmi, per motum verò manubrij ſimul retro­
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              ceſſiſſet ad alium palmum (siquidem tantum retrocedit pal­
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              mula quantum antecedit manubrium motu proprio, ſuppo­
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              ſito, quod æquè diſtent à ſcalmo) ſequitur verè ac ſimplici­
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              ter ipſam palmulam dimotam non fuiſſe. </s>
              <s id="N134C6">Sicut homo qui
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              pari paſſa graditur contra curſum nauigij à prora in pup­
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              pim, ſimpliciter non mouetur, quia ſemper eandem ſeruat
                <lb/>
              diſtantiam à punctis fixis, vt a terra, vel cælo. </s>
            </p>
            <p id="N134CF" type="main">
              <s id="N134D1">Notandum tamen eſt in caſu deſcripto, nauigium non.
                <lb/>
              </s>
              <s id="N134D7">moueri ſola virtute eiuſdem remigationis. </s>
              <s id="N134DA">Nam ſpatium,
                <lb/>
              quod percurrit virtute illius, nec computari poſſet vltra il­
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              lud, quod ſimul percurrit manubrium motu proprio; nec
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              vnquam eſſet illi equale. </s>
              <s id="N134E3">Semper enim plus mouetur ma-</s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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