DelMonte, Guidubaldo, Mechanicorvm Liber

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    <archimedes>
      <text>
        <body>
          <chap id="N13F6F">
            <pb xlink:href="036/01/164.jpg"/>
            <p id="id.2.1.159.9.0.0.0" type="main">
              <s id="id.2.1.159.9.1.1.0">Sit pondus A, ſit orbiculus trochleæ ſur
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              ſum appenſæ' cuius centrum K; ſit deinde
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              funis HBCDEF aligatus ponderi A in H,
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              orbiculoq; circumductus; ſitq; trochlea ita in
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              L appenſa, & nullum alium habeat motum
                <lb/>
              præter liberam orbiculi circa axem verſionem;
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              ſitq; potentia in F mouens pondus A. </s>
              <s id="id.2.1.159.9.1.1.0.a">Dico
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              potentiam in F ſemper mouere pondus A
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              vecte horizonti æquidiſtante. </s>
              <s id="id.2.1.159.9.1.2.0">ducatur BKE
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              horizonti æquidiſtans; ſintq; BE puncta, vbi
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              funes BH, & EF circulum tangunt; erit BkE
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                <arrow.to.target n="note244"/>
              vectis, cuius fulcimentum eſt in eius medio
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              k. </s>
              <s id="id.2.1.159.9.1.3.0">ſicut ſupra oſtenſum eſt. </s>
              <s id="id.2.1.159.9.1.4.0">dum itaq; vis
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              in F deorſum tendit verſus M, vectis EB
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              mouebitur, cùm totus orbiculus moueatur,
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                <figure id="id.036.01.164.1.jpg" place="text" xlink:href="036/01/164/1.jpg" number="157"/>
                <lb/>
              hoc eſt circumuertatur. </s>
              <s id="id.2.1.159.9.1.5.0">dum igitur F eſt in M, ſit punctum E ve
                <lb/>
              ctis vſq; ad I motum; B autem vſq; ad C, ita vt vectis ſit in
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              CI. </s>
              <s id="id.2.1.159.9.1.5.0.a">fiat deinde NM æqualis ipſi FE: & quando punctum E
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              erit in I,
                <expan abbr="tnnc">tunc</expan>
              funis punctum, quod erat in E, erit in N: quod au
                <lb/>
              tem erat in B erit in C; ita vt ducta CI per centrum K tranſeat. </s>
              <s id="id.2.1.159.9.1.6.0">
                <lb/>
              dum autem B eſt in C, ſit punctum H in G; eritq; BH ipſi
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              CBG æqualis; cùm ſit idem funis. </s>
              <s id="id.2.1.159.9.1.7.0">& quoniam dum EF tendit
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              in NM, adhuc ſemper remanet EFM horizonti perpendicularis,
                <lb/>
              circulumq; tangens in puncto E; ita vt ducta à puncto E per cen
                <lb/>
              trum k, ſit ſemper horizonti æquidiſtans. </s>
              <s id="id.2.1.159.9.1.8.0">quod idem euenit funi
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              BG, & puncto B. </s>
              <s id="N14AA4">dum igitur circulus, ſiue orbiculus circumuer
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              titur, ſemper mouetur vectis EB, ſemperq; adhuc remanet alius
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              vectis in EB. </s>
              <s id="id.2.1.159.9.1.8.0.a">ſiquidem ex ipſius rotulæ natura, in qua ſemper
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              dum mouetur, remanet diameter ex B in E (quæ vectis vicem ge
                <lb/>
              rit) euenit, vt recedente vna, ſemper altera ſuccedat; eiuſmodi
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              durante circumductione: atq; ita fit, vt potentia ſemper moueat
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              pondus vecte EB horizonti æquidiſtante. </s>
              <s id="id.2.1.159.9.1.9.0">quod demonſtrare opor­
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              tebat. </s>
            </p>
            <p id="id.2.1.160.1.0.0.0" type="margin">
              <s id="id.2.1.160.1.1.1.0">
                <margin.target id="note244"/>
              1
                <emph type="italics"/>
              Huius.
                <emph.end type="italics"/>
              </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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