Archimedes, Archimedis De iis qvae vehvntvr in aqva libri dvo

Page concordance

< >
Scan Original
41 15
42
43 16
44
45 17
46
47 18
48
49 19
50
51 20
52
53 21
54
55 22
56
57 23
58
59 24
60
61 25
62
63 26
64
65 27
66
67 22
68
69 29
70
< >
page |< < of 213 > >|
    <echo version="1.0RC">
      <text xml:lang="la" type="free">
        <div xml:id="echoid-div72" type="section" level="1" n="29">
          <p>
            <s xml:id="echoid-s991" xml:space="preserve">
              <pb file="0046" n="46" rhead="ARCHIMEDIS"/>
            pla eſt, aut minor, quàm dupla. </s>
            <s xml:id="echoid-s992" xml:space="preserve">Sit autem p t dupla t i. </s>
            <s xml:id="echoid-s993" xml:space="preserve">erit
              <lb/>
            centrum grauitatis eius, quod eſt in humido, punctum t.
              <lb/>
            </s>
            <s xml:id="echoid-s994" xml:space="preserve">Itaque iuncta t f producatur; </s>
            <s xml:id="echoid-s995" xml:space="preserve">ſitq; </s>
            <s xml:id="echoid-s996" xml:space="preserve">eius, quod extra humi
              <lb/>
            dum grauitatis centrum g: </s>
            <s xml:id="echoid-s997" xml:space="preserve">& </s>
            <s xml:id="echoid-s998" xml:space="preserve">à puncto b ad rectos angu-
              <lb/>
            los ipſi n o ducatur b r. </s>
            <s xml:id="echoid-s999" xml:space="preserve">Quòd cum p i quidem ſit æqui-
              <lb/>
            diſtans diametro n o: </s>
            <s xml:id="echoid-s1000" xml:space="preserve">br autem ad diametrum perpendi
              <lb/>
            cularis. </s>
            <s xml:id="echoid-s1001" xml:space="preserve">& </s>
            <s xml:id="echoid-s1002" xml:space="preserve">f b æqualis ei, quæ uſque ad axem: </s>
            <s xml:id="echoid-s1003" xml:space="preserve">perſpicuum
              <lb/>
            eſt f r productam æquales facere angulos cum ea, quæ ſe-
              <lb/>
            ctionem a p o l in puncto p contingit. </s>
            <s xml:id="echoid-s1004" xml:space="preserve">quare & </s>
            <s xml:id="echoid-s1005" xml:space="preserve">cum a s: </s>
            <s xml:id="echoid-s1006" xml:space="preserve">
              <lb/>
            & </s>
            <s xml:id="echoid-s1007" xml:space="preserve">cum ſuperficie humidi. </s>
            <s xml:id="echoid-s1008" xml:space="preserve">lineæ autem ductæ per tg æqui-
              <lb/>
            diſtantes ipſi f r, erunt & </s>
            <s xml:id="echoid-s1009" xml:space="preserve">
              <lb/>
              <figure xlink:label="fig-0046-01" xlink:href="fig-0046-01a" number="27">
                <image file="0046-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/4E7V2WGH/figures/0046-01"/>
              </figure>
            ad humidi ſuperficiẽ per-
              <lb/>
            pendiculares: </s>
            <s xml:id="echoid-s1010" xml:space="preserve">& </s>
            <s xml:id="echoid-s1011" xml:space="preserve">ſolidi
              <lb/>
            a p o l magnitudo, quæ ẽ
              <lb/>
            intra humidum ſurſum fe
              <lb/>
            retur ſecundum perpen-
              <lb/>
            dicularem per t ductam;
              <lb/>
            </s>
            <s xml:id="echoid-s1012" xml:space="preserve">quæ uero extra humidum
              <lb/>
            ſecundum eam, quæ per g
              <lb/>
            deorſum feretur. </s>
            <s xml:id="echoid-s1013" xml:space="preserve">reuolue
              <lb/>
              <note position="left" xlink:label="note-0046-01" xlink:href="note-0046-01a" xml:space="preserve">E</note>
            tur ergo ſolidum a p o l:
              <lb/>
            </s>
            <s xml:id="echoid-s1014" xml:space="preserve">& </s>
            <s xml:id="echoid-s1015" xml:space="preserve">baſis ipſius nullo modo
              <lb/>
            humidi ſuperficiem con-
              <lb/>
            tinget. </s>
            <s xml:id="echoid-s1016" xml:space="preserve">At ſi pi lineam k ω
              <lb/>
            non ſecet, ut in ſecunda
              <lb/>
            figura; </s>
            <s xml:id="echoid-s1017" xml:space="preserve">manifeſtum eſt punctum t, quod eſt centrum gra-
              <lb/>
            uitatis demerſæ portionis, cadere inter p & </s>
            <s xml:id="echoid-s1018" xml:space="preserve">i: </s>
            <s xml:id="echoid-s1019" xml:space="preserve">& </s>
            <s xml:id="echoid-s1020" xml:space="preserve">reliqua
              <lb/>
            ſimiliter demonſtrabuntur.</s>
            <s xml:id="echoid-s1021" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div74" type="section" level="1" n="30">
          <head xml:id="echoid-head35" xml:space="preserve">COMMENTARIVS.</head>
          <p>
            <s xml:id="echoid-s1022" xml:space="preserve">Demonſtrandum eſt non manere ipſam portionem, ſed
              <lb/>
              <note position="left" xlink:label="note-0046-02" xlink:href="note-0046-02a" xml:space="preserve">A</note>
            reuolui ita, ut baſis nullo modo ſuperficiem humidi con-
              <lb/>
            tingat.</s>
            <s xml:id="echoid-s1023" xml:space="preserve">] _Hæcnos addidimus tanquam ab interprete omiſſa_.</s>
            <s xml:id="echoid-s1024" xml:space="preserve"/>
          </p>
        </div>
      </text>
    </echo>