Guevara, Giovanni di, In Aristotelis mechanicas commentarii, 1627

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      <text>
        <body>
          <chap id="N10019">
            <p id="N167EE" type="main">
              <s id="N167F0">
                <pb pagenum="221" xlink:href="005/01/229.jpg"/>
              vt BD ſit perpendicularis ipſi KL. </s>
              <s id="N16803">Rotetur autem vterque
                <lb/>
              circulus ſimul ſecundum
                <expan abbr="abſidẽ">abſidem</expan>
              maioris dextrorſum quouſ­
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              que punctum C perueniat, verbi gratia in L, ac ſemidiame­
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              ter IC conſtituatur in ML perpendicularis ipſi KL: ac
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              per conſequens IG in MN; ita vt punctum G reperia­
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              tur in N. </s>
              <s id="N16815">Dicimus ergo punctum C in hac reuolutione
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              minus dextrorſum promoueri, quàm punctum G. </s>
              <s id="N1681B">Demit­
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              tatur enim à puncto C linea CO perpendicularis pariter
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              ipſi KL, & à puncto G alia perpendicularis GP: & tunc
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              apparebit punctum C dextrorſum peragraſſe ſpatium CM,
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              vel OL, quæ ſunt latera oppoſita, ac proinde æqualia re­
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              ctanguli CMLO, vt pater per 34. propoſit. </s>
              <s id="N16828">primi. </s>
              <s id="N1682B">Pun­
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              ctum verò G conſtabit peragraſſe ſpatium GM, ſeu PL
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              æquale huic. </s>
              <s id="N16832">At GM maior eſt, quàm CM, eo quod
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              illam contineat, ſicut PL maior eſt ipſa OL propter ean­
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              dem rationem. </s>
              <s id="N16839">Ergo per talem circumuolutionem minus
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              dextrorſum progreditur punctum C, quod eſt extremum
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              diametri circuli maioris, quàm punctum G extremum
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              diametri contenti sit culi minoris. </s>
            </p>
            <p id="N16842" type="main">
              <s id="N16844">Rurſus verò dicimus punctum D eiuſdem circuli maio­
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              ris, minus pariter dextrorſum progredi, quam punctum H,
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              quod illi correſpondet in circulo minori. </s>
              <s id="N1684B">Etenim poſt præ­
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              dictam reuolutionem centro I tranſlato in M, ac C in
                <lb/>
              L, punctum D erit in linea AM vbi Q, (nempe in loco,
                <lb/>
              qui tantum ſanè diſter à puncto M, quantum diſtat extre­
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              mum D ipſius ſemidiametri DI ab ipſo centro I,) pun­
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              ctum verò H ſimiliter erit in R; ita vt ſemidiameter IHD
                <lb/>
              reperiatur in
                <expan abbr="MRq.">MRque</expan>
              Quapropter ſi ex duobus punctis QR
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              demittantur duæ perpendiculares in planum DL, quæ ſint
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              QS, & RT, ſpatium progreſſionis ipſius puncti D, erit
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              linea IQ, æqualis ipſi DS: Spatium verò progreſſionis
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              puncti H, erit linea IR, ſiue DT. Cum igitur minor ſit linea
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              DS ipſa DT, ſiquidem continetur in illa, remanet vt pun­
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              ctum D circuli maioris, minus. </s>
              <s id="N1686C">dextrorſum promoueatur
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              quàm punctum H ſibi correſpondens circuli minoris. </s>
            </p>
            <p id="N16871" type="main">
              <s id="N16873">E contra tamen dicimus punctum A circuli maioris am-</s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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