DelMonte, Guidubaldo, Mechanicorvm Liber

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    <archimedes>
      <text>
        <body>
          <chap id="N1043F">
            <p id="id.2.1.9.5.0.0.0" type="main">
              <s id="id.2.1.9.5.1.1.0">
                <pb n="6" xlink:href="036/01/025.jpg"/>
                <figure id="id.036.01.025.1.jpg" place="text" xlink:href="036/01/025/1.jpg" number="12"/>
              </s>
            </p>
            <p id="id.2.1.9.6.0.0.0" type="main">
              <s id="id.2.1.9.6.1.1.0">Iiſdem poſitis, duca­
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              tur FCG ipſi AB, &
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              horizonti perpendicula­
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              ris; & centro C, ſpatio­
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              què CA, circulus deſcri
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              batur ADFBEG. erunt
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              puncta ADBE in circu
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              li circumferentia; cum li­
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              bræ brachia ſint æqualia. </s>
              <s id="id.2.1.9.6.1.2.0">
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              & quoniam in vnam con
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              ueniunt ſententiam, aſſe­
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              rentes ſcilicet libram DE
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              neq; in FG moueri, ne­
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              que in DE manere, ſed in AB horizonti æquidiſtantem rediré. </s>
              <s id="id.2.1.9.6.1.3.0">
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              hanc eorum ſententiam nullo modo conſiſtere poſſe oſtendam. </s>
              <s id="id.2.1.9.6.1.4.0">
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              Non enim, ſed ſi quod aiunt, euenerit, vel ideo erit, quia pondus
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              D pondere E grauius fuerit, vel ſi pondera ſunt æqualia, diſtantiæ,
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              quibus ſunt poſita, non erunt æquales, hoc eſt CD ipſi CE non erit
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              æqualis, ſed maior. </s>
              <s id="id.2.1.9.6.1.5.0">Quòd autem pondera in DE ſint æqualia, &
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              diſtantia CD ſit æqualis diſtantiæ CE: hæc ex ſuppoſitione pa­
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              tent. </s>
              <s id="id.2.1.9.6.1.6.0">Sed quoniam dicunt pondus in D in eo ſitu pondere in E
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              grauius eſſe in altero ſitu deorſum: dum pondera ſunt in DE, pun­
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              ctum C non erit amplius centrum grauitatis, nam non manent, ſi
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              ex C ſuſpendantur; ſed erit in linea CD, ex tertia primi Archi­
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              medis de æqueponderantibus. </s>
              <s id="id.2.1.9.6.1.7.0">non autem erit in linea CE, cum pon
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              dus D grauius ſit pondere E. ſit igitur in H, in quo ſi ſuſpendan­
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              tur, manebunt. </s>
              <s id="id.2.1.9.6.1.8.0">Quoniam autem centrum grauitatis ponderum
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              in AB connexorum eſt punctum C; ponderum verò in DE eſt
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              punctum H: dum igitur pondera AB mouentur in DE, centrum
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              grauitatis C verſus D mouebitur, & ad D propius accedet; quod
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              eſt impoſsibile: cum pondera eandem inter ſe ſe ſeruent diſtantiam. </s>
              <s id="id.2.1.9.6.1.9.0">
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              Vniuſcuiuſq; enim corporis centrum grauitatis in eodem ſemper
                <arrow.to.target n="note11"/>
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              eſt ſitu reſpectu ſui corporis. </s>
              <s id="id.2.1.9.6.1.10.0">& quamquam punctum C ſit duo­
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              rum corporum AB centrum grauitatis, quia tamen inter ſe ſe ita à
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              libra connexa ſunt, vt ſemper eodem modo ſe ſe habeant; Ideo
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              punctum C ita eorum erit centrum grauitatis, ac ſi vna tantum </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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