Apollonius <Pergaeus>, Apollonii Pergaei Conicorvm Lib. V. VI. VII. paraphraste Abalphato Asphahanensi : nunc primum editi ; additvs in calce Archimedis assvmptorvm liber, ex codibvs arabicis mss Abrahamus Ecchellensis Maronita latinos reddidit, Jo. Alfonsvs Borellvs curam in geometricis versione contulit & [et] notas vberiores in vniuersum opus adiecit

Page concordance

< >
Scan Original
311 273
312 274
313 275
314 276
315 277
316 278
317 279
318 280
319 281
320 282
321 283
322 284
323 285
324 286
325 287
326 288
327 289
328 290
329 291
330
331 292
332 293
333 294
334 295
335 296
336 297
337 298
338 299
339 300
340 301
< >
page |< < (350) of 458 > >|
    <echo version="1.0RC">
      <text xml:lang="la" type="free">
        <div xml:id="echoid-div1041" type="section" level="1" n="330">
          <pb o="350" file="0388" n="389" rhead="Apollonij Pergæi"/>
          <p style="it">
            <s xml:id="echoid-s12153" xml:space="preserve">Tertio ſi duplum O H ad H G minorem proportionem habuerit, quàm G H
              <lb/>
            ad H E, eodem progreſſu oſtendetur, quod duplum rectanguli ex differentia
              <lb/>
            ipſarum E H, & </s>
            <s xml:id="echoid-s12154" xml:space="preserve">G O in H O minus eſt quadratis ex G O, & </s>
            <s xml:id="echoid-s12155" xml:space="preserve">ex H O, quod erat
              <lb/>
            propoſitum.</s>
            <s xml:id="echoid-s12156" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div1043" type="section" level="1" n="331">
          <head xml:id="echoid-head410" xml:space="preserve">LEMMA XIV.</head>
          <p style="it">
            <s xml:id="echoid-s12157" xml:space="preserve">Ilſdem poſitis ſit G E minimum ſegmentorum, dico quod duo qua-
              <lb/>
            drata ex E H, & </s>
            <s xml:id="echoid-s12158" xml:space="preserve">ex G E, ſcilicet ex maximo, & </s>
            <s xml:id="echoid-s12159" xml:space="preserve">minimo ſeg-
              <lb/>
            mentorum æqualia ſunt duobus quadratis ex O H, & </s>
            <s xml:id="echoid-s12160" xml:space="preserve">ex G O inter-
              <lb/>
            medijs ſegmentis vna cum duplo rectanguli ſub differentijs minimæ G
              <lb/>
            E à duabus intermedijs G O, & </s>
            <s xml:id="echoid-s12161" xml:space="preserve">H O.</s>
            <s xml:id="echoid-s12162" xml:space="preserve"/>
          </p>
          <p style="it">
            <s xml:id="echoid-s12163" xml:space="preserve">Fiat H a æqualis G E,
              <lb/>
              <figure xlink:label="fig-0388-01" xlink:href="fig-0388-01a" number="459">
                <image file="0388-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/0388-01"/>
              </figure>
            ergo O a erit differentia ipſa-
              <lb/>
            rum E H, & </s>
            <s xml:id="echoid-s12164" xml:space="preserve">G E, ſicuti O
              <lb/>
            E eſt differentia ipſarum G O,
              <lb/>
            & </s>
            <s xml:id="echoid-s12165" xml:space="preserve">G E. </s>
            <s xml:id="echoid-s12166" xml:space="preserve">Et quia duo quadra-
              <lb/>
            ta ex maximo, & </s>
            <s xml:id="echoid-s12167" xml:space="preserve">ex mini-
              <lb/>
            mo ſegmentorum, ſcilicet ex
              <lb/>
            H E, & </s>
            <s xml:id="echoid-s12168" xml:space="preserve">ex E G æqualia ſunt
              <lb/>
            duplo quadrati ex G D ſe-
              <lb/>
            miße totius, cũ duplo quadrati
              <lb/>
            ex E D intermedia ſectione;
              <lb/>
            </s>
            <s xml:id="echoid-s12169" xml:space="preserve">eſtque duplum quadrati ex E D ſemiſſe ipſius E a æquale duplo rectanguli E O
              <lb/>
            a ex inæqualibus ſegmentis vna cum duplo quadrati ex intermedia ſectione O
              <lb/>
            D, ergo duo quadrata ex G E, & </s>
            <s xml:id="echoid-s12170" xml:space="preserve">ex E H æqualia ſunt his omnibus ſpatijs,
              <lb/>
            ſcilicet duplo quadrati ex G D, & </s>
            <s xml:id="echoid-s12171" xml:space="preserve">duplo quadrati ex D O cum duplo rectan-
              <lb/>
            guli E O a, ſed duo quadrata ex inæqualibus ſegmentis G O, & </s>
            <s xml:id="echoid-s12172" xml:space="preserve">ex O H æqua-
              <lb/>
            lia ſunt duplo quadrati ex ſemiſſe totius G D cum duplo quadrati ex interme-
              <lb/>
            dia ſectione O D, igitur exceßus ſummæ quadratorum ex G E, & </s>
            <s xml:id="echoid-s12173" xml:space="preserve">ex E H,
              <lb/>
            ſupra ſummam quadratorum ex G O, & </s>
            <s xml:id="echoid-s12174" xml:space="preserve">O H æqualis eſt duplo rectanguli ex E
              <lb/>
            O a, quod erat oſtendendum.</s>
            <s xml:id="echoid-s12175" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div1045" type="section" level="1" n="332">
          <head xml:id="echoid-head411" xml:space="preserve">LEMMA XV.</head>
          <p style="it">
            <s xml:id="echoid-s12176" xml:space="preserve">IN ellypſi, cuius axis A C, erectus A F, diameter I L, eiuſq; </s>
            <s xml:id="echoid-s12177" xml:space="preserve">erectus
              <lb/>
            I K, & </s>
            <s xml:id="echoid-s12178" xml:space="preserve">latus C E, & </s>
            <s xml:id="echoid-s12179" xml:space="preserve">ſimiliter altera diameter Q P, cuius ere-
              <lb/>
            ctus P R, & </s>
            <s xml:id="echoid-s12180" xml:space="preserve">latus C O: </s>
            <s xml:id="echoid-s12181" xml:space="preserve">dico quod duplum rectanguli ex differentia
              <lb/>
            ipſarum E H, G O, in H O à duobus quadratis ex G O, & </s>
            <s xml:id="echoid-s12182" xml:space="preserve">ex </s>
          </p>
        </div>
      </text>
    </echo>