Stelliola, Niccol� Antonio, De gli elementi mechanici, 1597

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    <archimedes>
      <text>
        <body>
          <chap id="N10E39">
            <pb xlink:href="041/01/050.jpg" pagenum="49"/>
          </chap>
          <chap id="N10E9A">
            <p id="N10E9B" type="head">
              <s id="N10E9D">
                <emph type="italics"/>
              PROPOSITIONE.
                <emph.end type="italics"/>
                <lb/>
              II. </s>
            </p>
            <p id="N10EA5" type="main">
              <s id="N10EA7">Se li due capi di girella mobile, ſiano raccomanda­
                <lb/>
              ti a due poſſanze: ſoſtentarà così l'vna, come l'altra poſ
                <lb/>
              ſanza, la metà del peſo. </s>
            </p>
            <p id="N10EAD" type="head">
              <s id="N10EAF">
                <emph type="italics"/>
              Dimoſtratione.
                <emph.end type="italics"/>
              </s>
            </p>
            <p id="N10EB5" type="main">
              <s id="N10EB7">
                <emph type="italics"/>
              Sia la taglia A B, a cui ſia attaccato il pe
                <emph.end type="italics"/>
                <lb/>
                <figure id="id.041.01.050.1.jpg" xlink:href="041/01/050/1.jpg" number="42"/>
                <lb/>
                <emph type="italics"/>
              ſo C: li due capi della corda auuolta alla gi­
                <lb/>
              rella A D, B E: le poſſanze in D, et E: dico
                <lb/>
              che così l'vna, come l'altra poſſanza ſoſten
                <lb/>
              ta la metà del peſo. </s>
              <s id="N10ECE">ſi moſtra: percioche ſtan­
                <lb/>
              do la girella
                <expan abbr="sẽza">senza</expan>
              voltare,
                <expan abbr="ſecõdo">ſecondo</expan>
              il ſup. ſara
                <lb/>
              di conſeguenza il momento dell'vn capo v­
                <lb/>
              guale al momento dell'altro: e perciò le poſ
                <lb/>
              ſanze anco eguali. </s>
              <s id="N10EE0">e perche ambe ſoſtenta­
                <lb/>
              no il peſo C: e le poſſanze, in quanto ſoſten­
                <lb/>
              gono, ſono eguali alli peſi. </s>
              <s id="N10EE6">ſono dunque am
                <lb/>
              be eguali al peſo C: e perciò diuiſamente l'v
                <lb/>
              na e l'altra ſarà la metà di detto peſo
                <lb/>
              al che ſi hauea da moſtrare.
                <emph.end type="italics"/>
              </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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