Archimedes, Archimedis De iis qvae vehvntvr in aqva libri dvo

Page concordance

< >
Scan Original
31 10
32
33 11
34
35 12
36
37 13
38
39 14
40
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
< >
page |< < (38) of 213 > >|
    <echo version="1.0RC">
      <text xml:lang="la" type="free">
        <div xml:id="echoid-div158" type="section" level="1" n="52">
          <p>
            <s xml:id="echoid-s2222" xml:space="preserve">
              <pb o="38" file="0087" n="87" rhead="DE IIS QVAE VEH. IN AQVA."/>
            æqualibus, & </s>
            <s xml:id="echoid-s2223" xml:space="preserve">ſimilibus, a p o l, a m q l ab extremitati-
              <lb/>
            bus baſium ductæ ſint a o, a q ita, ut portiones ablatæ
              <lb/>
            faciant cum diametris angulos æquales; </s>
            <s xml:id="echoid-s2224" xml:space="preserve">& </s>
            <s xml:id="echoid-s2225" xml:space="preserve">anguli, qui
              <lb/>
            ad y g: </s>
            <s xml:id="echoid-s2226" xml:space="preserve">& </s>
            <s xml:id="echoid-s2227" xml:space="preserve">lineæ y b, g b, & </s>
            <s xml:id="echoid-s2228" xml:space="preserve">b c, b s inter ſe æquales erunt.
              <lb/>
            </s>
            <s xml:id="echoid-s2229" xml:space="preserve">quare & </s>
            <s xml:id="echoid-s2230" xml:space="preserve">ipſæ c r, s r: </s>
            <s xml:id="echoid-s2231" xml:space="preserve">& </s>
            <s xml:id="echoid-s2232" xml:space="preserve">m u, p z: </s>
            <s xml:id="echoid-s2233" xml:space="preserve">& </s>
            <s xml:id="echoid-s2234" xml:space="preserve">u n, z t. </s>
            <s xml:id="echoid-s2235" xml:space="preserve">Quo-
              <lb/>
              <note position="right" xlink:label="note-0087-01" xlink:href="note-0087-01a" xml:space="preserve">L</note>
            niam igitur m u minor eſt, quàm dupla u n; </s>
            <s xml:id="echoid-s2236" xml:space="preserve">conſtat p z ip-
              <lb/>
            ſius z t minorem eſſe, quàm duplam. </s>
            <s xml:id="echoid-s2237" xml:space="preserve">Sit p α dupla ipſius
              <lb/>
            ω t: </s>
            <s xml:id="echoid-s2238" xml:space="preserve">& </s>
            <s xml:id="echoid-s2239" xml:space="preserve">iuncta α k ad e producatur. </s>
            <s xml:id="echoid-s2240" xml:space="preserve">ergo totius quidem por
              <lb/>
            tionis centrum grauitatis erit puntum κ; </s>
            <s xml:id="echoid-s2241" xml:space="preserve">partis eius, quæ
              <lb/>
            in humido eſt, centrum ω; </s>
            <s xml:id="echoid-s2242" xml:space="preserve">eius uero, quæ extra humidum
              <lb/>
            in linea k e, quod ſit e. </s>
            <s xml:id="echoid-s2243" xml:space="preserve">Sed linea k z perpendicularis erit
              <lb/>
            ad ſuperficiem humidi. </s>
            <s xml:id="echoid-s2244" xml:space="preserve">quare & </s>
            <s xml:id="echoid-s2245" xml:space="preserve">lineæ quæ per puncta e,
              <lb/>
            ω, æ quidiſtantes ipſi κ z ducuntur. </s>
            <s xml:id="echoid-s2246" xml:space="preserve">non ergo manebit por-
              <lb/>
              <note position="right" xlink:label="note-0087-02" xlink:href="note-0087-02a" xml:space="preserve">M</note>
            tio, ſed reuoluetur ita, ut baſis ipſius ſuperficiem humidi
              <lb/>
            nullo modo contingat: </s>
            <s xml:id="echoid-s2247" xml:space="preserve">quoniã nuncin uno puncto contin
              <lb/>
            gens, ſurſum fertur ex parte a. </s>
            <s xml:id="echoid-s2248" xml:space="preserve">perſpicuum eſt igitur por-
              <lb/>
              <note position="right" xlink:label="note-0087-03" xlink:href="note-0087-03a" xml:space="preserve">N</note>
            tionem conſiſt ere ita, ut axis cum ſuperſicie humidi faciat
              <lb/>
            angulum maiorem angulo χ.</s>
            <s xml:id="echoid-s2249" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div160" type="section" level="1" n="53">
          <head xml:id="echoid-head58" xml:space="preserve">COMMENTARIVS.</head>
          <p>
            <s xml:id="echoid-s2250" xml:space="preserve">Siportio ad humidum in grauitate minorẽ proportio-
              <lb/>
              <note position="right" xlink:label="note-0087-04" xlink:href="note-0087-04a" xml:space="preserve">A</note>
            nem habeat; </s>
            <s xml:id="echoid-s2251" xml:space="preserve">quàm quadratum s b ad quadratum b d; </s>
            <s xml:id="echoid-s2252" xml:space="preserve">ma-
              <lb/>
            iorem uero, quàm quadratum x o ad b d quadratum.</s>
            <s xml:id="echoid-s2253" xml:space="preserve">] _Hæc_
              <lb/>
            _eſt ſecunda pars propoſitionis, quam aliæ deinceps, postea ipſarum_
              <lb/>
            _demonstrationes eodem ordine ſequuntur_.</s>
            <s xml:id="echoid-s2254" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s2255" xml:space="preserve">SI portio ad humidum in grauitate maiorem quidem
              <lb/>
              <note position="right" xlink:label="note-0087-05" xlink:href="note-0087-05a" xml:space="preserve">B</note>
            proportionẽ habeat, quàm quadratũ f p ad quadratũb d.</s>
            <s xml:id="echoid-s2256" xml:space="preserve">]
              <lb/>
            _Hãc quartá parté nos reſtituimus, quæ ĩ trãſlatione deſiderabatur_.</s>
            <s xml:id="echoid-s2257" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s2258" xml:space="preserve">Erit ψ maior quidem, quàm x o, minor uero, quàm ex-
              <lb/>
              <note position="right" xlink:label="note-0087-06" xlink:href="note-0087-06a" xml:space="preserve">C</note>
            ceſſus, quo axis eſt maior, quam ſeſquialter eius, quæ uſque
              <lb/>
            ad axem,] _Sequitur illud ex decima quinti libri elementornm_.</s>
            <s xml:id="echoid-s2259" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s2260" xml:space="preserve">Demonſtrabitur m h duplaipſius h n, ſicuti demonſtra
              <lb/>
              <note position="right" xlink:label="note-0087-07" xlink:href="note-0087-07a" xml:space="preserve">D</note>
            tũ eſt o gipſius g x duplam eſſe.</s>
            <s xml:id="echoid-s2261" xml:space="preserve">] _Vt in prima parte huius, &_</s>
            <s xml:id="echoid-s2262" xml:space="preserve">
              <lb/>
            _exijs, quæ nos proxime in ipſam conſcripſimus_.</s>
            <s xml:id="echoid-s2263" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s2264" xml:space="preserve">Quoniam enim in ſimilibus portionibus a p o l, a x d,
              <lb/>
              <note position="right" xlink:label="note-0087-08" xlink:href="note-0087-08a" xml:space="preserve">E</note>
            </s>
          </p>
        </div>
      </text>
    </echo>