Gassendi, Pierre, De motu impresso a motore translato epistulae duae, 1642

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    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s id="id.000451">
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              cum vllum agens, niſi inſtrumento intercedente, age­
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              re poſſit in rem diſtantem? </s>
              <s id="id.000452">Neque ſufficit dicere
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              emitti ex magnete vſque qualitatem quandam in
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              ferrum; niſi dicantur ſimùl emitti inſenſilia cor­
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              puſcula, quæ ſint quaſi vehiculum eiuſcemodi qua­
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              litatis. </s>
              <s id="id.000453">Nempe qualitas, quod accidens ſit, ince­
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              dere ſolitarie non poteſt, neque dici poteſt alterari
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              à magnete acrem, lignum, chartam, quodlibet in­
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              terpoſitum, à quo denique ferrum alteretur: ſiqui­
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              dem nulla fit alteratio in corporibus interpoſitis;
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              per quæ ſi ferrum alteratum attraheretur, deberent
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              ſanè ipſa quoque alterata attrahi magis. </s>
              <s id="id.000454">Emitti ergo
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              ex magnete corpuſcula in ferrum debent, quæ agere
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              in ipſum poſſint; eo modò, quo ex re odorata non
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              qualitas nuda odoris aut ſolitariè emittitur, aut
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              aërem alterat; ſed effunditur ſimùl vapor, contex­
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              turave aliqua corpuſculorum tenuiſſimorum, quæ
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              vbi ad olfactus organum peruenerint, in ipſum agant,
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              odori que, ſeu rei odoratæ ſenſionem faciant. </s>
              <s id="id.000455">Et
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              certè quemadmodum odor cum vapore, ſeu halitu
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              ſuo ex re odorata tandem euaneſcit, atque exhau­
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              ritur; ita contingere videmus & in magnete, & in
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              ferro, quod ex affrictu cum magnete vim attrahen­
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              di contraxerit; nempe iſta vis ſenſim elangueſcit;
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              neque id poteſt contingere, niſi effluxu continuo ip­
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              ſa corpuſcula exhauriatur. </s>
            </p>
            <p type="main">
              <s id="id.000456">XIII. </s>
              <s id="id.000457">An forte dices corpora alia, vt objecta
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              ſunt viſus, vel auditus, agere in ipſa ſenſuum or­
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              gana, abſque huiuſmodi effluxu, ſeu emiſſione cor­
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              puſculorum? </s>
              <s id="id.000458">Verùm cùm hoc ipſum in queſtione </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>