Guevara, Giovanni di, In Aristotelis mechanicas commentarii, 1627

Page concordance

< >
Scan Original
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
< >
page |< < of 303 > >|
    <archimedes>
      <text>
        <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>
    </archimedes>
Impressum