Archimedes, Archimedis De iis qvae vehvntvr in aqva libri dvo

Page concordance

< >
Scan Original
191 40
192
193 41
194
195 42
196
197 43
198
199 44
200
201 45
202
203 46
204
205 47
206
207
208
209
210
211
212
< >
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>