Cavalieri, Buonaventura, Geometria indivisibilibvs continvorvm : noua quadam ratione promota

Page concordance

< >
Scan Original
131 111
132 112
133 113
134 114
135 115
136 116
137 117
138 118
139 119
140 120
141 121
142 122
143 123
144 124
145 125
146 126
147 127
148 128
149 129
150 130
151 131
152 132
153 133
154 134
155 135
156 136
157 137
158 138
159 139
160 140
< >
page |< < (53) of 569 > >|
    <echo version="1.0RC">
      <text xml:lang="la" type="free">
        <div xml:id="echoid-div152" type="section" level="1" n="103">
          <p>
            <s xml:id="echoid-s1367" xml:space="preserve">
              <pb o="53" file="0073" n="73" rhead="LIBER I."/>
            poſſemus habere, quot ſunt variationes inclinationum diametrorum
              <lb/>
            ad baſes, quam tamen variationem per definitionem ſupradictam
              <lb/>
            excludere neceſſarium eſſe exiſtimaui. </s>
            <s xml:id="echoid-s1368" xml:space="preserve">Suppoſito igitur, quod tali
              <lb/>
            definitioni hoc adiungatur, dico eam cum mea concordare, ſi pro
              <lb/>
              <figure xlink:label="fig-0073-01" xlink:href="fig-0073-01a" number="36">
                <image file="0073-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/05TCTFNR/figures/0073-01"/>
              </figure>
            ipſis ſectionibus tanquam figuris in-
              <lb/>
            telligatur. </s>
            <s xml:id="echoid-s1369" xml:space="preserve">Ductis enim per vertices,
              <lb/>
            A, R, baſibus, DF, QK, paralle-
              <lb/>
            lis, illæ tangent dictas portiones, & </s>
            <s xml:id="echoid-s1370" xml:space="preserve">
              <lb/>
            inter eaſdem ductas habebimus ip-
              <lb/>
            ſas, AE, RG, illis ad eundem an-
              <lb/>
            gulum incidentes ex eadem parte,
              <lb/>
            quibus ſimiliter ad eandem partem
              <lb/>
            diuiſis, vt in punctis, N, O; </s>
            <s xml:id="echoid-s1371" xml:space="preserve">V, X;
              <lb/>
            </s>
            <s xml:id="echoid-s1372" xml:space="preserve">& </s>
            <s xml:id="echoid-s1373" xml:space="preserve">per eadem ductis ipſis tangenti-
              <lb/>
            bus parallelis, BM, CH, SP, TL,
              <lb/>
            inuenimus eas, quęinter ipſas, AE,
              <lb/>
            RG, & </s>
            <s xml:id="echoid-s1374" xml:space="preserve">circuitum figurarum, ADF, RQK, ad eandem partem
              <lb/>
            continentur, & </s>
            <s xml:id="echoid-s1375" xml:space="preserve">diuidunt ipſas ſimiliter ad eandem partem, eodem
              <lb/>
            ordine ſumptas, eſſe in proportione ipſarum, AE, RG, nam quia,
              <lb/>
            DF, ad, EA, eſt vt, QK, ad, GR, permutando, DF, ad, QK,
              <lb/>
            erit vt, EA, ad, GR, & </s>
            <s xml:id="echoid-s1376" xml:space="preserve">quia ipſæ, AE, RG, ſunt diametri, ad
              <lb/>
            quas ordinatim applicantur dictæ parallelę, ideò ab eiſdem bifariam
              <lb/>
            diuidentur, ergo, &</s>
            <s xml:id="echoid-s1377" xml:space="preserve">, DE, ad, QG, &</s>
            <s xml:id="echoid-s1378" xml:space="preserve">, EF, ad, GK, erit vt, E
              <lb/>
            A, ad GR, eodem modo oſtendemus tum, CO, ad, TX, tum, O
              <lb/>
            H, ad, XL, eſſe vt, OA, ad, XR .</s>
            <s xml:id="echoid-s1379" xml:space="preserve">i. </s>
            <s xml:id="echoid-s1380" xml:space="preserve">vt, EA, ad, GR, & </s>
            <s xml:id="echoid-s1381" xml:space="preserve">ſic, B
              <lb/>
            N, ad, SV, &</s>
            <s xml:id="echoid-s1382" xml:space="preserve">, NM, ad, VP, eſſe vt, NA, ad, VR .</s>
            <s xml:id="echoid-s1383" xml:space="preserve">i. </s>
            <s xml:id="echoid-s1384" xml:space="preserve">vt, EA,
              <lb/>
            ad, GR, ſunt igitur figurę, ADF, RQK, ſimiles iuxta meam de-
              <lb/>
              <note position="right" xlink:label="note-0073-01" xlink:href="note-0073-01a" xml:space="preserve">Defin.10.</note>
            finitionem, earum verò, & </s>
            <s xml:id="echoid-s1385" xml:space="preserve">tangentium oppoſitarum (quarum duæ
              <lb/>
            ex vna parte ſuntipſæ, DF, QK,) incidentes ſunt ipſæ, AE, RG.</s>
            <s xml:id="echoid-s1386" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div154" type="section" level="1" n="104">
          <head xml:id="echoid-head115" xml:space="preserve">SCHOLIV M.</head>
          <p style="it">
            <s xml:id="echoid-s1387" xml:space="preserve">_A_Ffert Commandinus ali@m definitionem ſimilium hyperbolarum,
              <lb/>
            ſcilicet ſimiles eſſe, quarum coniuncta diametri inter ſe, vel qua-
              <lb/>
            rum figuræ latera eandem proportionem babent, quam Dauid Riualtus
              <lb/>
            in Com. </s>
            <s xml:id="echoid-s1388" xml:space="preserve">in Arch. </s>
            <s xml:id="echoid-s1389" xml:space="preserve">lib de Conoidib. </s>
            <s xml:id="echoid-s1390" xml:space="preserve">& </s>
            <s xml:id="echoid-s1391" xml:space="preserve">Sphæroidibus ad Defin.</s>
            <s xml:id="echoid-s1392" xml:space="preserve">18. </s>
            <s xml:id="echoid-s1393" xml:space="preserve">oſten-
              <lb/>
            dit concordare cum ſupradicta Apollonij, quam videat, qui voluerit:
              <lb/>
            </s>
            <s xml:id="echoid-s1394" xml:space="preserve">Hæc igitur eodem modo, quo illa Apollonij, cummea pariter concorda-
              <lb/>
            bit (ſumpta tamen hyp@rbola tanquam figura) vnde hac quoque hypo-
              <lb/>
            teſi ſi opus fuerit, pariter vtemur ad paſſiones inde dependentes demon-
              <lb/>
            ſtranda
              <unsure/>
            s.</s>
            <s xml:id="echoid-s1395" xml:space="preserve"/>
          </p>
        </div>
      </text>
    </echo>