Stevin, Simon, Mathematicorum hypomnematum... : T. 4: De Statica : cum appendice et additamentis, 1605
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          <pb o="43" file="527.01.043" n="43" rhead="*DE* S*TATICÆ ELEMENTIS*."/>
          <figure number="74">
            <image file="527.01.043-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/527.01.043-01"/>
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            <s xml:id="echoid-s1313" xml:space="preserve">C*ONCLVSIO*. </s>
            <s xml:id="echoid-s1314" xml:space="preserve">Si igitur axis columnæ puncta habeat.</s>
            <s xml:id="echoid-s1315" xml:space="preserve"/>
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        <div xml:id="echoid-div206" type="section" level="1" n="149">
          <head xml:id="echoid-head161" xml:space="preserve">9 PROBLEMA. 22 PROPOSITIO.</head>
          <p>
            <s xml:id="echoid-s1316" xml:space="preserve">Datis, notâ columnâ, punctisq́ue in axe, altero firmo,
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            altero mobili, ex quo ignotum pondus ſuſpenſum in dato
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            fitu columnam conſervat: </s>
            <s xml:id="echoid-s1317" xml:space="preserve">pondus notum facere.</s>
            <s xml:id="echoid-s1318" xml:space="preserve"/>
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          <p>
            <s xml:id="echoid-s1319" xml:space="preserve">D*ATVM*. </s>
            <s xml:id="echoid-s1320" xml:space="preserve">Columna ABCD 6 ℔ pendeat, ſecta ut in 1 propoſit. </s>
            <s xml:id="echoid-s1321" xml:space="preserve">cujus
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            punctum X ſit firmum, S mobile, ex quo ſuſpenſum ignotum pondus Y,
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            obliquè extollens, columnæ ſit ſitu æquilibre, cujus linea obliquè extollens
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            ſecat latus columnæ A B in OE.</s>
            <s xml:id="echoid-s1322" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1323" xml:space="preserve">Q*VAESITVM* Ignotum pondus Y obliquè extollens notum facien-
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            dum eſt.</s>
            <s xml:id="echoid-s1324" xml:space="preserve"/>
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        <div xml:id="echoid-div207" type="section" level="1" n="150">
          <head xml:id="echoid-head162" xml:space="preserve">PRAGMATIA.</head>
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            <s xml:id="echoid-s1325" xml:space="preserve">Primum omnium quodnam pondus rectè extollens de S ſuſpenſum co-
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            lumnam in dato ſitu fervet, videndum eſt: </s>
            <s xml:id="echoid-s1326" xml:space="preserve">invenitur autem, per 14 propoſitio-
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            nem, 4 ℔ eſſe: </s>
            <s xml:id="echoid-s1327" xml:space="preserve">deinde quæ ratio ſit perpendicularis lineæ, ut Z Æ, ad Z OE,
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            eſto autem 2 ad 1. </s>
            <s xml:id="echoid-s1328" xml:space="preserve">quare dico, quia 2 dant 1: </s>
            <s xml:id="echoid-s1329" xml:space="preserve">pondus rectè extollens 4 ℔, da-
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            bit Y 2 ℔. </s>
            <s xml:id="echoid-s1330" xml:space="preserve">illudq́ue quæſitum pondus eſſe affirmo.</s>
            <s xml:id="echoid-s1331" xml:space="preserve"/>
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            <s xml:id="echoid-s1332" xml:space="preserve">P*RAEPARATIO*. </s>
            <s xml:id="echoid-s1333" xml:space="preserve">Perpendicularis per S, nimirum AS, ducatur.</s>
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