Borelli, Giovanni Alfonso, De motionibus naturalibus a gravitate pendentibus, 1670

Page concordance

< >
Scan Original
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
< >
page |< < of 579 > >|
    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s id="s.000242">
                <pb pagenum="53" xlink:href="010/01/061.jpg"/>
                <arrow.to.target n="marg56"/>
                <lb/>
              habebant; ſed hinc non licet inferre, ſupremam la­
                <lb/>
              nam dum mouetur grauitatem exercere, quia illą
                <lb/>
              conſtipatio non dependet ab actione grauitatis in­
                <lb/>
              cumbentis lanæ quæ actio perſeueret exerceaturque
                <lb/>
              tempore deſcenſus, ſed illa conſtipatio eſt effectus
                <lb/>
              compreſſionis in præcedenti quiete factæ, in actu e­
                <lb/>
              nim deſcenſus nullo pacto impellere poteſt ſuprema
                <lb/>
              lana ſubiectam pani velocitate ictum fugientem, &
                <lb/>
              ideo ſuper eam minimè pondus exercebit. </s>
            </p>
            <p type="margin">
              <s id="s.000243">
                <margin.target id="marg56"/>
              Cap. 3. flui­
                <lb/>
              dum in ſuo
                <lb/>
              toto quie­
                <lb/>
              ſcens ponde­
                <lb/>
              rat.</s>
            </p>
            <p type="main">
              <s id="s.000244">
                <emph type="center"/>
              PROP. XXI.
                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s id="s.000245">
                <emph type="center"/>
                <emph type="italics"/>
              Aqua deſcendens per aerem, nullam grauitatem habet, &
                <lb/>
              ſolummodò eam exercet, quando quieſcit ſuper
                <lb/>
              aquam.
                <emph.end type="italics"/>
                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s id="s.000246">SImili modo aqua non deſcendit, quando fulci­
                <lb/>
              tur à ſuperficie terræ, & maris, ſed quando
                <lb/>
              extra ſuum locum peregrinatur, & mouetur, vt iņ
                <lb/>
              aere, & tunc ſi conſideretur cylindrus aqueus per ae­
                <lb/>
              rem deſcendens, diuidaturque in partes æquales à
                <lb/>
              planis horizonti æquidiſtantibus; quia partes æqua­
                <lb/>
              les eiuſdem aquæ ſunt æquè graues, habent impe­
                <lb/>
              tus æquales à natura ſibi aſſignatos quibus deſcen­
                <lb/>
              dere deorſum nituntur, igitur pars ſuprema eiuſdem
                <lb/>
              cylindri aquei æquè velox erit, ac pars ei ſubiecta,
                <lb/>
              igitur ſuprema non poterit impellere, vel compri­
                <lb/>
              mere aquam ei ſubiectam, cùm æquali velocitatę
                <lb/>
              hęc ictum, & percuſſionem fugiat cum quanta à ſu­
                <lb/>
              perincumbente inſectatur perſequiturque, ſicuti </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>