Guevara, Giovanni di, In Aristotelis mechanicas commentarii, 1627

Table of figures

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        <body>
          <chap id="N10019">
            <p id="N11F6F" type="main">
              <s id="N11F8C">
                <pb pagenum="65" xlink:href="005/01/073.jpg"/>
              catur planum, figuram ipſius corporis quomodocunque
                <arrow.to.target n="marg15"/>
              ſe­
                <lb/>
              cans, ſemper in partes æqueponderantes ipſam diuidet,
                <lb/>
              quamuis aliquando ſint inæqualis dimentionis. </s>
              <s id="N11F9C">Porrò in
                <lb/>
              diuiſione corporis per eius centrum grauitatis, partes diui­
                <lb/>
              ſæ non ſemper ſunt eiuſdem magnitudinis, ſeu dimentionis,
                <lb/>
              ſunt tamen eiuſdem ponderis, & grauitatis, vt Guidus
                <arrow.to.target n="marg16"/>
              Vbal­
                <lb/>
              dus ſatis demonſtrat. </s>
              <s id="N11FAB">Quod ſanè, vt idem animaduertit, in­
                <lb/>
              telligendum eſt de partibus mente tantum diuiſis, non au­
                <lb/>
              tem re, ac ſeorſum conſtitutis, vt quæ ab inuicem ſeiunctæ
                <lb/>
              ponderantur in libra: Cum alia tunc ſit ratio grauitandi,
                <lb/>
              iuxta ſcilicet propriam magnitudinem maiorem, aut mino­
                <lb/>
              rem, quæ in propoſito quando partes coniunctæ ſunt com­
                <lb/>
              penſatur à poſitione, ac ſitu vnius reſpectu alterius iuxta di­
                <lb/>
              ſtantiam à centro, à quo totum corpus ſuſpenditur. </s>
            </p>
            <p id="N11FBC" type="margin">
              <s id="N11FBE">
                <margin.target id="marg14"/>
              Lib.8. Me­
                <lb/>
              them. col­
                <lb/>
              lection.</s>
            </p>
            <p id="N11FC9" type="margin">
              <s id="N11FCB">
                <margin.target id="marg15"/>
              Lib. de
                <expan abbr="Cẽ-tro">Cen­
                  <lb/>
                tro</expan>
              grauit.
                <lb/>
              </s>
              <s id="N11FD7">ſolidorum.</s>
            </p>
            <p id="N11FDA" type="margin">
              <s id="N11FDC">
                <margin.target id="marg16"/>
              In primum
                <lb/>
              l.b. </s>
              <s id="N11FE3">
                <expan abbr="Aequi-põder">Aequi­
                  <lb/>
                ponder</expan>
              . Ar­
                <lb/>
              chimedis.
                <lb/>
              </s>
              <s id="N11FF0">propoſ
                <gap/>
              lt.</s>
            </p>
            <p id="N11FF5" type="main">
              <s id="N11FF7">Quapropter ſi punctum
                <lb/>
              A fuerit centrum grauita­
                <lb/>
                <figure id="id.005.01.073.1.jpg" xlink:href="005/01/073/1.jpg" number="20"/>
                <lb/>
              tis corporis BCD
                <expan abbr="quo-modocumq;">quo­
                  <lb/>
                modocumque</expan>
              diuiſi per
                <expan abbr="pla-nã">pla­
                  <lb/>
                nam</expan>
              EF tranſeuntem per ip­
                <lb/>
              ſummet centrum, atque
                <lb/>
              idem corpus ex eodem
                <lb/>
              puncto ſuſpenderetur, cer­
                <lb/>
              tè quo ad poſitionem ac
                <lb/>
              diſpoſitionem ſuarum par­
                <lb/>
              tium inuariatum omnino maneret; ita vt nullo pacto ipſum
                <lb/>
              B, ac D verterentur circa punctum A tanquam circa cen­
                <lb/>
              trum, ſed eadem qua prius poſitione manerent, ſiue pars
                <lb/>
              BEFC æqualis dimentionis inueniretur parti EDF, ſiue
                <lb/>
              inæqualis: ſemper enim ſic coniunctæ æqueponderaret, eſ­
                <lb/>
              ſentque æqualium momentorum. </s>
              <s id="N12026">Cumque in his, quæ ſu­
                <lb/>
              ſpenduntur ex aliquo puncto, vel etiam ſic ſuſpenſæ ferun­
                <lb/>
              tur non detur motus circumuolutionis abſque exuperantia
                <lb/>
              alterius partis eorum, nec vna poſſit aliam ſuperare niſi per
                <lb/>
              exceſſum ponderis ipſius; hinc eſt, vt immotæ ambæ ipſæ
                <lb/>
              partes perſeuerarent tanquam in æquilibrio conſtitutæ.
                <lb/>
              </s>
              <s id="N12034">Idemque contingeret quocunque alio modo ipſum corpus </s>
            </p>
          </chap>
        </body>
      </text>
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