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

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        <body>
          <chap id="N10287">
            <p id="N10292" type="main">
              <s id="N10294">
                <pb xlink:href="041/01/009.jpg" pagenum="8"/>
              equipondio; l'interualli delle ſoſpenſioni mutate, ſono
                <lb/>
              proportionali con li peſi reciprocamente. </s>
            </p>
            <figure id="id.041.01.009.1.jpg" xlink:href="041/01/009/1.jpg" number="7"/>
            <p id="N102A1" type="head">
              <s id="N102A3">
                <emph type="italics"/>
              Dimoſtratione.
                <emph.end type="italics"/>
              </s>
            </p>
            <p id="N102A9" type="main">
              <s id="N102AB">
                <emph type="italics"/>
              Sia la ſtatera A B: il ponto della ſoſpenſione C, li ponti onde ſono
                <lb/>
              appeſe le grauezze che fanno equipondio A & B le grauezze appeſe
                <lb/>
              D & E. </s>
              <s id="N102B3">Quali di nuouo appeſe nelli ponti F & G faccino equipondio:
                <lb/>
              dico che la F A interuallo delle due ſoſpenſioni di D, a B G, inter­
                <lb/>
              uallo delle
                <expan abbr="ſuſpẽſioni">ſuſpenſioni</expan>
              di E; ha quella ragione che la grauezza c alla gra­
                <lb/>
              uezza D. </s>
              <s id="N102BF">Si moſtra perche D et E grauezze nella
                <expan abbr="ſuſpẽſion">ſuſpenſion</expan>
              prima han­
                <lb/>
              no equipondio: dunque la ragione della grauezza D ad E, è l'iſteſſa che
                <lb/>
              di B C a C A: e nella ſeconda ſuſpenſione la ragione di D ad E e l'iſteſ­
                <lb/>
              ſa che di G C a C F. </s>
              <s id="N102CB">e perciò come B C à C A, coſi G C à C F, e per che
                <lb/>
              da due ſi togliono due altre nell'iſteſſa ragione, le reſtanti anco ſono nel­
                <lb/>
              l'iſteſſa ragione. </s>
              <s id="N102D1">è dunque B G ad F A, come D ad E, ilche hauea da
                <lb/>
              moſtrarſi.
                <emph.end type="italics"/>
              </s>
            </p>
          </chap>
          <chap id="N102D7">
            <p id="N102D8" type="head">
              <s id="N102DA">
                <emph type="italics"/>
              PROPOSITIONE.
                <emph.end type="italics"/>
                <lb/>
              V. </s>
            </p>
            <p id="N102E2" type="main">
              <s id="N102E4">Se due grauezze facciano equipondio, e gionte ò tol­
                <lb/>
              te due altre grauezze facciano anco equipondio: le gion­
                <lb/>
              te ancora ò le tolte ſono nell'iſteſſa raggione. </s>
            </p>
          </chap>
        </body>
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