Viviani, Vincenzo, De maximis et minimis, geometrica divinatio : in qvintvm Conicorvm Apollonii Pergaei

Page concordance

< >
Scan Original
101 77
102 78
103 79
104 80
105 81
106 82
107 83
108 84
109 85
110 86
111 87
112 88
113 89
114 90
115 91
116 92
117 93
118 94
119 95
120 96
121 97
122 98
123 99
124 100
125 101
126 102
127 103
128 104
129 105
130 106
< >
page |< < (81) of 347 > >|
    <echo version="1.0RC">
      <text xml:lang="la" type="free">
        <div xml:id="echoid-div252" type="section" level="1" n="114">
          <pb o="81" file="0105" n="105" rhead=""/>
        </div>
        <div xml:id="echoid-div257" type="section" level="1" n="115">
          <head xml:id="echoid-head120" xml:space="preserve">COROLL.</head>
          <p>
            <s xml:id="echoid-s2717" xml:space="preserve">EX his patet, ſimilium Hyperbolarum per diuerſos vertices ſimul adſcri-
              <lb/>
            ptarum, & </s>
            <s xml:id="echoid-s2718" xml:space="preserve">quarum eadem ſit regula, aſymptotos eſſe inter ſe paralle-
              <lb/>
            las, & </s>
            <s xml:id="echoid-s2719" xml:space="preserve">aſymptoton inſcriptæ ſecare Hyperbolen circumſcriptam.</s>
            <s xml:id="echoid-s2720" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div258" type="section" level="1" n="116">
          <head xml:id="echoid-head121" xml:space="preserve">LEMMA VI. PROP. XXXXVI.</head>
          <p>
            <s xml:id="echoid-s2721" xml:space="preserve">Si in quocunque triangulo ABC ducta ſit quæpiam linea DE
              <lb/>
            baſi BC parallela, rectangulum ABC ſuperabit ADE rectangu-
              <lb/>
            lo ſub DB, differentia altitudinum, & </s>
            <s xml:id="echoid-s2722" xml:space="preserve">ſub aggregato baſium
              <lb/>
            BC, DE.</s>
            <s xml:id="echoid-s2723" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s2724" xml:space="preserve">PRoducta enim BC, ac ſumpta CF æ-
              <lb/>
              <figure xlink:label="fig-0105-01" xlink:href="fig-0105-01a" number="73">
                <image file="0105-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/QN4GHYBF/figures/0105-01"/>
              </figure>
            quali ipſi DE, & </s>
            <s xml:id="echoid-s2725" xml:space="preserve">completis in angulo
              <lb/>
            A B C parallelogrammis AE, AC, DF.
              <lb/>
            </s>
            <s xml:id="echoid-s2726" xml:space="preserve">Conſtat parallelogrammum AC ſuperare
              <lb/>
            parallelogrammum AE gnomone DCG,
              <lb/>
            ſed gnomon DCG æquatur parallelogrã-
              <lb/>
            mis B E, GC, & </s>
            <s xml:id="echoid-s2727" xml:space="preserve">GC æquatur DC, ſiue
              <lb/>
            EF, quare AC ſuperat AE parallelogram-
              <lb/>
            mo DF, hoc eſt rectangulum ABC ſupe-
              <lb/>
            rat rectangulum ADE, rectangulo DBF; </s>
            <s xml:id="echoid-s2728" xml:space="preserve">ſed DB eſt differentia altitudinum,
              <lb/>
            & </s>
            <s xml:id="echoid-s2729" xml:space="preserve">BF aggregatum baſium BC, DE. </s>
            <s xml:id="echoid-s2730" xml:space="preserve">Quare patet propoſitum.</s>
            <s xml:id="echoid-s2731" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div260" type="section" level="1" n="117">
          <head xml:id="echoid-head122" xml:space="preserve">THEOR. XXV. PROP. XXXXVII.</head>
          <p>
            <s xml:id="echoid-s2732" xml:space="preserve">Similes Hyperbolæ concentricæ per diuerſos vertices ſimul
              <lb/>
            adſcriptæ, ſunt inter ſe nunquam coeuntes, ac ſemper propiùs
              <lb/>
            accedentes, & </s>
            <s xml:id="echoid-s2733" xml:space="preserve">ad interuallum perueniunt minus quocunque dato
              <lb/>
            interuallo.</s>
            <s xml:id="echoid-s2734" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s2735" xml:space="preserve">SInt duæ ſimiles Hyperbolæ ABC, DEF per diuerſos vertices B, E ſimul
              <lb/>
            adſcriptæ, quarum commune centrum ſit G, ſitque Hyperbolæ ABC
              <lb/>
            tranſuerſum latus BH, rectum BI, Hyperbolæ autem DEF ſit tranſuerſum
              <lb/>
            EL, rectum EM. </s>
            <s xml:id="echoid-s2736" xml:space="preserve">Dico primùm has, in infinitum productas, nunquam inter
              <lb/>
            ſe conuenire.</s>
            <s xml:id="echoid-s2737" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s2738" xml:space="preserve">Producta enim contingente ME, donec vtrinque ſectioni ABC occurrat,
              <lb/>
            ipſa erit ordinata in ſectione ABC (cum ſint ſectiones ſimul adſcriptæ) ac
              <lb/>
            ſectio DEF cadet tota infra contingentem KEM; </s>
            <s xml:id="echoid-s2739" xml:space="preserve">& </s>
            <s xml:id="echoid-s2740" xml:space="preserve">ſumpto in DEC quoli-
              <lb/>
            bet puncto D, applicataque per D recta ADN, quæ iunctis regulis HI, </s>
          </p>
        </div>
      </text>
    </echo>