Stevin, Simon, Mathematicorum hypomnematum... : T. 4: De Statica : cum appendice et additamentis, 1605

Page concordance

< >
Scan Original
41 41
42 42
43 43
44 44
45 45
46 46
47 47
48 48
49 49
50 50
51 51
52
53
54
55 55
56 56
57 57
58 58
59 59
60 60
61 61
62 62
63 63
64 64
65 65
66 66
67 67
68 68
69 69
70 70
< >
page |< < (40) of 197 > >|
    <echo version="1.0RC">
      <text xml:lang="la" type="free">
        <div xml:id="echoid-div193" type="section" level="1" n="141">
          <pb o="40" file="527.01.040" n="40" rhead="1 L*IBER* S*TATICÆ*"/>
        </div>
        <div xml:id="echoid-div195" type="section" level="1" n="142">
          <head xml:id="echoid-head154" xml:space="preserve">10 C*ONSECTARIUM*.</head>
          <p>
            <s xml:id="echoid-s1218" xml:space="preserve">Eſto exemplat 9 conſectarii fimile, eo
              <lb/>
              <figure xlink:label="fig-527.01.040-01" xlink:href="fig-527.01.040-01a" number="69">
                <image file="527.01.040-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/527.01.040-01"/>
              </figure>
            tantũ diſſimile, quod F H ultra F I, ver-
              <lb/>
            ſus C declinet, quodq́; </s>
            <s xml:id="echoid-s1219" xml:space="preserve">H F C angulus
              <lb/>
            R P O angulo ſit æqualis, quapropter
              <lb/>
            põderi G in columnam A M tantumdĕ
              <lb/>
            potentiæ eſt, quantũ ponderi Q: </s>
            <s xml:id="echoid-s1220" xml:space="preserve">& </s>
            <s xml:id="echoid-s1221" xml:space="preserve">pro-
              <lb/>
            pter cauſas 9 cõſect. </s>
            <s xml:id="echoid-s1222" xml:space="preserve">cõmemoratas (quas
              <lb/>
            brevitatis causâ omittimus) G tantam
              <lb/>
            vim columnæ A B adfert: </s>
            <s xml:id="echoid-s1223" xml:space="preserve">quantam Q
              <lb/>
            columnæ L M. </s>
            <s xml:id="echoid-s1224" xml:space="preserve">Itaque ut T P ad P R: </s>
            <s xml:id="echoid-s1225" xml:space="preserve">ita
              <lb/>
            S ad Q, per 9 conſectarium: </s>
            <s xml:id="echoid-s1226" xml:space="preserve">at qui I F
              <lb/>
            æquatur T P, & </s>
            <s xml:id="echoid-s1227" xml:space="preserve">F H ipſi P R, pondusq́;
              <lb/>
            </s>
            <s xml:id="echoid-s1228" xml:space="preserve">K ponderi S, & </s>
            <s xml:id="echoid-s1229" xml:space="preserve">G ipſi Q. </s>
            <s xml:id="echoid-s1230" xml:space="preserve">Quemadmo-
              <lb/>
            dum igitur I F ad F H: </s>
            <s xml:id="echoid-s1231" xml:space="preserve">ita K ad G.</s>
            <s xml:id="echoid-s1232" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div197" type="section" level="1" n="143">
          <head xml:id="echoid-head155" xml:space="preserve">11 C*ONSECTARIUM*.</head>
          <p>
            <s xml:id="echoid-s1233" xml:space="preserve">ESto & </s>
            <s xml:id="echoid-s1234" xml:space="preserve">10 conſectarii ſimile exemplũ,
              <lb/>
              <figure xlink:label="fig-527.01.040-02" xlink:href="fig-527.01.040-02a" number="70">
                <image file="527.01.040-02" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/527.01.040-02"/>
              </figure>
            eo tantũ diſſimile quod P R in alterũ
              <lb/>
            latus à P T declinet & </s>
            <s xml:id="echoid-s1235" xml:space="preserve">P R ad F H pa-
              <lb/>
            rallela ſit, ut Q & </s>
            <s xml:id="echoid-s1236" xml:space="preserve">G columnæ A M æ-
              <lb/>
            qualem vim inferant, &</s>
            <s xml:id="echoid-s1237" xml:space="preserve">, propter cauſas 9
              <lb/>
            conſectario dictas, quantum potentię eſt
              <lb/>
            ponderi G in columnam A B, tantundĕ
              <lb/>
            & </s>
            <s xml:id="echoid-s1238" xml:space="preserve">põdus Q obtinet in columnam L M.
              <lb/>
            </s>
            <s xml:id="echoid-s1239" xml:space="preserve">Vtigitur I F ad F H: </s>
            <s xml:id="echoid-s1240" xml:space="preserve">ita, per 6 conſecta-
              <lb/>
            rium, K ad G. </s>
            <s xml:id="echoid-s1241" xml:space="preserve">Atqui T P æquatur I F, & </s>
            <s xml:id="echoid-s1242" xml:space="preserve">
              <lb/>
            P R ipſi F H, & </s>
            <s xml:id="echoid-s1243" xml:space="preserve">pondus S ponderi K, & </s>
            <s xml:id="echoid-s1244" xml:space="preserve">
              <lb/>
            Q ipſi G. </s>
            <s xml:id="echoid-s1245" xml:space="preserve">Quemadmodum igitur TP ad
              <lb/>
            P R: </s>
            <s xml:id="echoid-s1246" xml:space="preserve">ita S ad Q. </s>
            <s xml:id="echoid-s1247" xml:space="preserve">Similiter aliorum
              <lb/>
            omnium ſituum proportio ex contrario demonſtrabitur.</s>
            <s xml:id="echoid-s1248" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div199" type="section" level="1" n="144">
          <head xml:id="echoid-head156" xml:space="preserve">12 C*ONSECTARIUM*.</head>
          <p>
            <s xml:id="echoid-s1249" xml:space="preserve">HAncautem proportionem etiam in illis
              <lb/>
              <figure xlink:label="fig-527.01.040-03" xlink:href="fig-527.01.040-03a" number="71">
                <image file="527.01.040-03" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/527.01.040-03"/>
              </figure>
            locum obtinere ubi axis horizõti paral-
              <lb/>
            lelus eſt, ita demõſtratur. </s>
            <s xml:id="echoid-s1250" xml:space="preserve">A B columna eſto,
              <lb/>
            ejusq́; </s>
            <s xml:id="echoid-s1251" xml:space="preserve">axis C D ad horizontem parallelus, E
              <lb/>
            punctũ firmum, F mobile, G põdus obliquè
              <lb/>
            extollens, quod columnam eo in ſitu ſervat,
              <lb/>
            cujus obliqua linea F H, I vero pondus rectè
              <lb/>
            extollens, columnam itidem eodem ſervans
              <lb/>
            in ſitu, ejusq́; </s>
            <s xml:id="echoid-s1252" xml:space="preserve">linea recta F K. </s>
            <s xml:id="echoid-s1253" xml:space="preserve">His poſitis, diſ-
              <lb/>
            ſimilis ratio eſto (ſi fieri poteſt) K F ad F H,
              <lb/>
            atq; </s>
            <s xml:id="echoid-s1254" xml:space="preserve">I ad G: </s>
            <s xml:id="echoid-s1255" xml:space="preserve">exempli gratià, ratio K F ad F H
              <lb/>
            ſit 1 ad 2: </s>
            <s xml:id="echoid-s1256" xml:space="preserve">ratio verò I ad G 3 ad 7. </s>
            <s xml:id="echoid-s1257" xml:space="preserve">Et hoc ita
              <lb/>
            poſito, prioris exempli columna demittitor,
              <lb/>
            aut poſterioris extollitor, uſq; </s>
            <s xml:id="echoid-s1258" xml:space="preserve">dum ratio K F
              <lb/>
            ad F H, ſit 3 ad 7: </s>
            <s xml:id="echoid-s1259" xml:space="preserve">tunc G contra columnam
              <lb/>
            æquilibre erit, per antecedentia conſectaria,
              <lb/>
            ut columna ſive altius elata, ſive humilius de-
              <lb/>
            preſſa contra G æquilibris manſura ſit: </s>
            <s xml:id="echoid-s1260" xml:space="preserve">At-
              <lb/>
            qui illud @@ ἀδύναπις eſſe manifeſtum </s>
          </p>
        </div>
      </text>
    </echo>