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
291 253
292 254
293 255
294 256
295 257
296 258
297 259
298 260
299 261
300 262
301 263
302 264
303 265
304 266
305 267
306 268
307 269
308 270
309 271
310 272
311 273
312 274
313 275
314 276
315 277
316 278
317 279
318 280
319 281
320 282
< >
page |< < (195) of 458 > >|
    <echo version="1.0RC">
      <text xml:lang="la" type="free">
        <div xml:id="echoid-div671" type="section" level="1" n="223">
          <pb o="195" file="0233" n="233" rhead="Conicor. Lib. VI."/>
          <figure number="263">
            <image file="0233-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/0233-01"/>
          </figure>
        </div>
        <div xml:id="echoid-div675" type="section" level="1" n="224">
          <head xml:id="echoid-head284" xml:space="preserve">PROPOSITIO XXI.</head>
          <p>
            <s xml:id="echoid-s7376" xml:space="preserve">SInt poſtea duæ illæ ſectiones hyperbolicæ, & </s>
            <s xml:id="echoid-s7377" xml:space="preserve">ellipticæ ſi-
              <lb/>
            miles, & </s>
            <s xml:id="echoid-s7378" xml:space="preserve">earum centra T, X (remanentibus lineis, & </s>
            <s xml:id="echoid-s7379" xml:space="preserve">ſi-
              <lb/>
            gnis, vt prius) & </s>
            <s xml:id="echoid-s7380" xml:space="preserve">ducantur duæ contingentes V e, & </s>
            <s xml:id="echoid-s7381" xml:space="preserve">Y f.</s>
            <s xml:id="echoid-s7382" xml:space="preserve"/>
          </p>
          <figure number="264">
            <image file="0233-02" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/0233-02"/>
          </figure>
          <p>
            <s xml:id="echoid-s7383" xml:space="preserve">Quoniam B G ad B I ſuppoſita eſt, vt H E ad E K, & </s>
            <s xml:id="echoid-s7384" xml:space="preserve">pariter G B ad
              <lb/>
              <note position="left" xlink:label="note-0233-01" xlink:href="note-0233-01a" xml:space="preserve">a</note>
            B L, vt H E ad E M; </s>
            <s xml:id="echoid-s7385" xml:space="preserve">ergo ex æqualitate, & </s>
            <s xml:id="echoid-s7386" xml:space="preserve">per conuerſionem rationis
              <lb/>
            B L ad L I eſt vt E M ad M K; </s>
            <s xml:id="echoid-s7387" xml:space="preserve">& </s>
            <s xml:id="echoid-s7388" xml:space="preserve">propter ſimilitudinem duarum ſectio-
              <lb/>
              <note position="left" xlink:label="note-0233-02" xlink:href="note-0233-02a" xml:space="preserve">b</note>
            num N L ad A I nempe L O ad O I eſt, vt M P ad D K, nempe M Q
              <lb/>
            ad Q K, & </s>
            <s xml:id="echoid-s7389" xml:space="preserve">antecedentes ad ſummas vel differentias terminorum, ſcilicet
              <lb/>
              <note position="right" xlink:label="note-0233-03" xlink:href="note-0233-03a" xml:space="preserve">Lem. 1.
                <lb/>
              lib. 5.</note>
            O L ad L I eandem proportionem habebit, quàm Q M ad M K, & </s>
            <s xml:id="echoid-s7390" xml:space="preserve">ex
              <lb/>
              <note position="left" xlink:label="note-0233-04" xlink:href="note-0233-04a" xml:space="preserve">c</note>
            æqualitate O L ad L B erit, vt Q M ad M E, ſed B L ad L N eſt, vt E
              <lb/>
            M ad M P, cum ex ſuppoſitione ſectiones ſint ſimiles; </s>
            <s xml:id="echoid-s7391" xml:space="preserve">ergo O L ad L N
              <lb/>
            eſt, vt Q M ad M P; </s>
            <s xml:id="echoid-s7392" xml:space="preserve">ſuntque L, M duo anguli recti: </s>
            <s xml:id="echoid-s7393" xml:space="preserve">ergo anguli O, </s>
          </p>
        </div>
      </text>
    </echo>