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

Page concordance

< >
Scan Original
61 41
62 42
63 43
64 44
65 45
66 46
67 47
68 48
69 49
70 50
71 51
72 52
73 53
74 54
75 55
76 56
77 57
78 58
79 59
80 60
81 61
82 62
83 63
84 64
85 65
86 66
87 67
88 68
89 69
90 70
< >
page |< < (155) of 569 > >|
    <echo version="1.0RC">
      <text xml:lang="la" type="free">
        <div xml:id="echoid-div382" type="section" level="1" n="231">
          <pb o="155" file="0175" n="175" rhead="LIBER II."/>
        </div>
        <div xml:id="echoid-div384" type="section" level="1" n="232">
          <head xml:id="echoid-head247" xml:space="preserve">E. SECTIO V.</head>
          <p style="it">
            <s xml:id="echoid-s3662" xml:space="preserve">_E_T triangulorum, quorum baſium figuræ altitudinibus, vel lateri-
              <lb/>
            bus æqualiter bafibus inclinatis reciprocantur, omnes figuræ, ſi-
              <lb/>
              <note position="right" xlink:label="note-0175-01" xlink:href="note-0175-01a" xml:space="preserve">_12. huius._</note>
            miles baſium figuris, ſunt æquales: </s>
            <s xml:id="echoid-s3663" xml:space="preserve">Et ſi omnes figuræ, ſimiles baſium fi-
              <lb/>
            guris, ſint æquales, figuras baſium altitudinibus, vel latoribus æquali-
              <lb/>
            ter baſibus inclinatis reciprocè reſpondentes habebunt.</s>
            <s xml:id="echoid-s3664" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div386" type="section" level="1" n="233">
          <head xml:id="echoid-head248" xml:space="preserve">F. SECTIO VI.</head>
          <p style="it">
            <s xml:id="echoid-s3665" xml:space="preserve">_E_T tandem ſimilium triangulorum omnia quadrata erunt in tripla
              <lb/>
              <note position="right" xlink:label="note-0175-02" xlink:href="note-0175-02a" xml:space="preserve">_Iuxt. dif-_
                <lb/>
              _fin. 1. Sex-_
                <lb/>
              _ti Elem._</note>
            ratione laterum bomotogorum, ſiue vt eorum cubi; </s>
            <s xml:id="echoid-s3666" xml:space="preserve">regulas verò
              <lb/>
            in ſupradictis ſuppono ſemper duo illorum triangulorum latera, quæ ba-
              <lb/>
            ſes voco; </s>
            <s xml:id="echoid-s3667" xml:space="preserve">hic verò intellige illorum triangulorum latera bomologa. </s>
            <s xml:id="echoid-s3668" xml:space="preserve">His
              <lb/>
            autem ſequentem Tropoſitionem ſubiungam, tum buius gratia, tum eo-
              <lb/>
              <note position="right" xlink:label="note-0175-03" xlink:href="note-0175-03a" xml:space="preserve">_12. huius._</note>
            rum, quæ ſequentur.</s>
            <s xml:id="echoid-s3669" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div388" type="section" level="1" n="234">
          <head xml:id="echoid-head249" xml:space="preserve">THEOR EMA XXIII. PROPOS. XXIII.</head>
          <p>
            <s xml:id="echoid-s3670" xml:space="preserve">SI, expoſita quacunque figura plana, in ea ducatur vtcun-
              <lb/>
            que recta linea, quæ ſit ſumpta pro regula, eadem verò
              <lb/>
            in puncto, vel punctis diuiſa, prout lib. </s>
            <s xml:id="echoid-s3671" xml:space="preserve">2. </s>
            <s xml:id="echoid-s3672" xml:space="preserve">Elem. </s>
            <s xml:id="echoid-s3673" xml:space="preserve">ſupponitur
              <lb/>
            ſecari, per puncta diuiſionum lineas duxerimus rectas, ſiue
              <lb/>
            curuas, figuram diuidentes, & </s>
            <s xml:id="echoid-s3674" xml:space="preserve">ſemeltantum ſecantes quam-
              <lb/>
            uis aliam regulæ parallelam, ſiregula in vno puncto tantum
              <lb/>
            diuiſa ſit, vel toties, quot ſunt puncta diuiſionum regulę (ex-
              <lb/>
            ceptis tamen extremis, in quibus linearum ſectæ partes in
              <lb/>
            puncta aliquando degenerare poſſunt.) </s>
            <s xml:id="echoid-s3675" xml:space="preserve">Quæcunq; </s>
            <s xml:id="echoid-s3676" xml:space="preserve">in dict, 2.
              <lb/>
            </s>
            <s xml:id="echoid-s3677" xml:space="preserve">lib. </s>
            <s xml:id="echoid-s3678" xml:space="preserve">demonſtrantur hac diuiſione ſuppoſita circa vel quadra-
              <lb/>
            ta, vel rectangula eidem rectæ lineæ applicata, eadem de
              <lb/>
            omnibus quadratis dictæ figuræ, vel eiuſdem partium, vel
              <lb/>
              <note position="right" xlink:label="note-0175-04" xlink:href="note-0175-04a" xml:space="preserve">D. Diff. 8.
                <lb/>
              huius.</note>
            de rectangulis ſub ipſis pariter verificabuntur.</s>
            <s xml:id="echoid-s3679" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s3680" xml:space="preserve">Sit expoſita vtcunq; </s>
            <s xml:id="echoid-s3681" xml:space="preserve">figura plana, ABCD, in qua ducta, BD,
              <lb/>
            recta linea vtcunq; </s>
            <s xml:id="echoid-s3682" xml:space="preserve">ſit illa ſumpta pro regula, & </s>
            <s xml:id="echoid-s3683" xml:space="preserve">ea diuiſa in vno, vel
              <lb/>
            pluribus punctis, prout poſtulant Propoſ. </s>
            <s xml:id="echoid-s3684" xml:space="preserve">2. </s>
            <s xml:id="echoid-s3685" xml:space="preserve">lib. </s>
            <s xml:id="echoid-s3686" xml:space="preserve">Elem. </s>
            <s xml:id="echoid-s3687" xml:space="preserve">per puncta di-
              <lb/>
            uifionum ducantur lineæ fiue rectę, ſiue curuę, AEC, AFI, toties
              <lb/>
            quamuis aliam ipſi, BD, parallelam in figura, BADC, </s>
          </p>
        </div>
      </text>
    </echo>