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

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    <archimedes>
      <text>
        <body>
          <chap id="N10B9F">
            <pb xlink:href="041/01/041.jpg" pagenum="40"/>
            <p id="N10BB8" type="head">
              <s id="N10BBA">
                <emph type="italics"/>
              Dimoſtratione.
                <emph.end type="italics"/>
              </s>
            </p>
            <p id="N10BC0" type="main">
              <s id="N10BC2">
                <emph type="italics"/>
              Sia la linea Orizontale A B: il circolo che rappreſenta la rota, CD:
                <lb/>
              il ponto, oue detta rota tocca il piano C: da cui ſi cacci ad angoli ret­
                <lb/>
              ti la linea C D, è manifeſto che detta linea, è la perpendicolare del ſoſte
                <lb/>
              nimento: & perquelche nelli libri Giometrici ſi moſtra: che paſſa per il
                <lb/>
              centro del circolo, che è il centro della rota e grauezza: perilche diui­
                <lb/>
              de il circolo il parti vguali, & equeponderanti: è dunque il centro
                <lb/>
              del peſo nella perpendicolare del ſoſtenimento. </s>
              <s id="N10BD2">Il che ſi hauea da
                <lb/>
              moſtrare,
                <emph.end type="italics"/>
              </s>
            </p>
            <p id="N10BD8" type="head">
              <s id="N10BDA">
                <emph type="italics"/>
              Appendice. </s>
              <s id="N10BDE">I.
                <emph.end type="italics"/>
              </s>
            </p>
            <p id="N10BE2" type="main">
              <s id="N10BE4">Et il ſimile ſi moſtra, nelle ſemplici rote congiogate,
                <lb/>
              ſopra l'aſſe de quali, poſi la grauezza. </s>
            </p>
            <p id="N10BE8" type="head">
              <s id="N10BEA">
                <emph type="italics"/>
              Appendice, II.
                <emph.end type="italics"/>
              </s>
            </p>
            <p id="N10BF0" type="main">
              <s id="N10BF2">Et è manifeſto nelle rote, sù l'aſſe de quali poſi la
                <lb/>
              grauezza: che nel piano
                <expan abbr="orizõ">orizon</expan>
              tale, non habbian momen­
                <lb/>
              to ne verſo l'vna, ne verſo l'altra parte. </s>
            </p>
            <p id="N10BFC" type="head">
              <s id="N10BFE">
                <emph type="italics"/>
              Appendice. </s>
              <s id="N10C02">III.
                <emph.end type="italics"/>
              </s>
            </p>
            <p id="N10C06" type="main">
              <s id="N10C08">E che perciò qual ſi voglia poſſanza, le porterà così
                <lb/>
              nell'vna, come nell'altra parte, </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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