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

Page concordance

< >
Scan Original
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
< >
page |< < of 69 > >|
    <archimedes>
      <text>
        <body>
          <chap id="N10854">
            <pb xlink:href="041/01/028.jpg" pagenum="27"/>
            <figure id="id.041.01.028.1.jpg" xlink:href="041/01/028/1.jpg" number="25"/>
            <p id="N10871" type="head">
              <s id="N10873">
                <emph type="italics"/>
              Dimoſtratione.
                <emph.end type="italics"/>
              </s>
            </p>
            <p id="N10879" type="main">
              <s id="N1087B">
                <emph type="italics"/>
              Sia la linea orizontale A B, la leua ſopra di eſſa inalzata o deſpreſ­
                <lb/>
              ſa A C. </s>
              <s>il ponto fuori della leua E: da cui ſi tirino due perpendicolari
                <lb/>
              l'vna alla leua DE, l'altra all'orizonte D F, che ſeghi la leua in F, &
                <lb/>
              la linea orizontale in G. </s>
              <s id="N10885">dico che l'angolo fatto dalle due D E, D F
                <lb/>
              ſia vguale all'angolo fatto, dalle due A B, A C: ſi moſtra: percioche
                <lb/>
              le due A C, D G, ſi ſegano nel ponto F, ſaranno l'angoli A F G, et D
                <lb/>
              F E, d'incontro vguali: e gli angoli ad E & G ſono retti: dunque il tri­
                <lb/>
              angolo D F E, è equiangolo al triangolo A F G, e l'angolo F D E, v­
                <lb/>
              guale a l'angolo F A G. </s>
              <s id="N10891">Il che ſi hauea da mòſtrare.
                <emph.end type="italics"/>
              </s>
            </p>
            <p id="N10895" type="head">
              <s id="N10897">
                <emph type="italics"/>
              Appendice,
                <emph.end type="italics"/>
              </s>
            </p>
            <p id="N1089D" type="main">
              <s id="N1089F">Et è manifeſto che eſſendo detto ponto di ſopra la li
                <lb/>
              nea della leua inalzata, e di ſotto della leua baſſata; ſe­
                <lb/>
              cherà detta linea in ponto più dalla poſſanza lontano. </s>
              <lb/>
              <s id="N108A6">e per
                <expan abbr="cõtrario">contrario</expan>
              pigliandoſi detto ponto, o ſotto dell'alza­
                <lb/>
              tà, o ſopra della baſſata, ſegherà in ponti più à detta pos­
                <lb/>
              ſanza vicini. </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
Impressum