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

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          <pb o="131" file="527.01.131" n="131" rhead="*DE* H*YDROSTATICES ELEMENTIS*."/>
        </div>
        <div xml:id="echoid-div536" type="section" level="1" n="386">
          <head xml:id="echoid-head403" xml:space="preserve">CONSTRVCTIO.</head>
          <p>
            <s xml:id="echoid-s3861" xml:space="preserve">Latus A B 3 per A D multiplicatum efficit 12 quæ ſecundò
              <lb/>
              <figure xlink:label="fig-527.01.131-01" xlink:href="fig-527.01.131-01a" number="182">
                <image file="527.01.131-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/527.01.131-01"/>
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            per A D 3 multiplicata dabunt 36 cubicos pedes, ejus ſemiſſis
              <lb/>
            18 numerus optatus. </s>
            <s xml:id="echoid-s3862" xml:space="preserve">Idem aliter. </s>
            <s xml:id="echoid-s3863" xml:space="preserve">quadratum ab A B 3 in dimi-
              <lb/>
            dium lateris A B 4 exhibet 18 pedes, ut ſupra. </s>
            <s xml:id="echoid-s3864" xml:space="preserve">ſingulis autem
              <lb/>
            pedibus æſtimatis 65 ℔, efficitur pondus 1170 ℔ iſti fundo in-
              <lb/>
            nixum.</s>
            <s xml:id="echoid-s3865" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div538" type="section" level="1" n="387">
          <head xml:id="echoid-head404" xml:space="preserve">2 Exemplum.</head>
          <p>
            <s xml:id="echoid-s3866" xml:space="preserve">D*ATVM*. </s>
            <s xml:id="echoid-s3867" xml:space="preserve">ABCD parallelogrammum obliquangulum horizonti per-
              <lb/>
            pendiculare, cujus latus A B in aquæ ſuperficie quatuor ſit pedum, perpendi-
              <lb/>
            cularis à ſummo latere A B in imum D C eſto A E 3.</s>
            <s xml:id="echoid-s3868" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s3869" xml:space="preserve">Q*VAESITVM*. </s>
            <s xml:id="echoid-s3870" xml:space="preserve">Aquæ ſundo A B C D ſubnixæ pondus invenire.</s>
            <s xml:id="echoid-s3871" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div539" type="section" level="1" n="388">
          <head xml:id="echoid-head405" xml:space="preserve">CONSTRVCTIO.</head>
          <p>
            <s xml:id="echoid-s3872" xml:space="preserve">A E 3 multiplicata per A B 4 faciunt 12 quæ rur-
              <lb/>
              <figure xlink:label="fig-527.01.131-02" xlink:href="fig-527.01.131-02a" number="183">
                <image file="527.01.131-02" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/527.01.131-02"/>
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            ſum in A E 3 multiplicata dabunt 36 pedes cubicos,
              <lb/>
            ejus ſemiſſis 18 ſunt quæſitus pedum cubicorum nu-
              <lb/>
            merus. </s>
            <s xml:id="echoid-s3873" xml:space="preserve">Vel, quadrato à 3 in ſemiſſem lateris A B 4
              <lb/>
            multiplicato, redit idem 18.</s>
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        <div xml:id="echoid-div541" type="section" level="1" n="389">
          <head xml:id="echoid-head406" xml:space="preserve">3 Exemplum.</head>
          <p>
            <s xml:id="echoid-s3875" xml:space="preserve">D*ATVM*. </s>
            <s xml:id="echoid-s3876" xml:space="preserve">ABCD rectangulum ad horizontem obliquatum, ejus latus
              <lb/>
            A B, in ſuperficie aquæ 6 pedum, A D 4, A E per-
              <lb/>
              <figure xlink:label="fig-527.01.131-03" xlink:href="fig-527.01.131-03a" number="184">
                <image file="527.01.131-03" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/527.01.131-03"/>
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            pendicularis ab A in planum per D C horizonti pa-
              <lb/>
            rallelum 3 eſto pedum.</s>
            <s xml:id="echoid-s3877" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s3878" xml:space="preserve">Q*VAE SITVM*. </s>
            <s xml:id="echoid-s3879" xml:space="preserve">Aquæ fundo A B C D innixæ
              <lb/>
            pondus invenire.</s>
            <s xml:id="echoid-s3880" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div543" type="section" level="1" n="390">
          <head xml:id="echoid-head407" xml:space="preserve">CONSTRVCTIO.</head>
          <p>
            <s xml:id="echoid-s3881" xml:space="preserve">Quater ſena ſunt 24 hæc per 3 multiplicata fa-
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            ciunt 72, ejus ſemiſſis 36 optati cubici pedes. </s>
            <s xml:id="echoid-s3882" xml:space="preserve">Velſic.
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            </s>
            <s xml:id="echoid-s3883" xml:space="preserve">factus à ter quaternis in dimidium numeri 6 multiplicatus efficit 36 ut ſupra.</s>
            <s xml:id="echoid-s3884" xml:space="preserve"/>
          </p>
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        <div xml:id="echoid-div544" type="section" level="1" n="391">
          <head xml:id="echoid-head408" xml:space="preserve">4 Exemplum.</head>
          <p>
            <s xml:id="echoid-s3885" xml:space="preserve">D*ATVM*. </s>
            <s xml:id="echoid-s3886" xml:space="preserve">ABCD parallelogrammum obliquangulum ad horizontem
              <lb/>
            obliquum, cujus latus A B in ſuperficie aquęſit pedum 6, A E 4 perpendicu-
              <lb/>
            laris in latus C D, A F 6 perpendicularis plano ho-
              <lb/>
            rizonti per C D parallelo.</s>
            <s xml:id="echoid-s3887" xml:space="preserve"/>
          </p>
          <figure number="185">
            <image file="527.01.131-04" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/527.01.131-04"/>
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          <p>
            <s xml:id="echoid-s3888" xml:space="preserve">Q*VAESITUM*. </s>
            <s xml:id="echoid-s3889" xml:space="preserve">Aquæ fundo A B C D in-
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            cumbentis pondus invenire.</s>
            <s xml:id="echoid-s3890" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div545" type="section" level="1" n="392">
          <head xml:id="echoid-head409" xml:space="preserve">CONSTRVCTIO.</head>
          <p>
            <s xml:id="echoid-s3891" xml:space="preserve">A E 4 in A B 6 faciunt 24, quæ multiplicata
              <lb/>
            cum A F 3 efficiunt 72 cubicos pedes, ſemiſſis 36
              <lb/>
            quæſitus pedum numerus. </s>
            <s xml:id="echoid-s3892" xml:space="preserve">Velſic. </s>
            <s xml:id="echoid-s3893" xml:space="preserve">factus à ter qua-
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            ternis per ſenarii ſemiſſem dabit eoſdem 36 pedes.</s>
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