Marci of Kronland, Johannes Marcus, De proportione motus figurarum recti linearum et circuli quadratura ex motu, 1648

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              <s>
                <pb xlink:href="063/01/027.jpg"/>
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              æquale pondus lapſu verticali ex A. </s>
              <s>Propterea quòd tangenti
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              BV nulla in circulo reſpondet ex B ducta chorda parallela. </s>
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              <s>Motus igitur ex C, per arcum CEB eſt æqualis duratione mo­
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              tui per chordam AB, hoc eſt per theor 15. motui per chordam
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              CB. </s>
            </p>
            <figure id="id.063.01.027.1.jpg" xlink:href="063/01/027/1.jpg" number="7"/>
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                <emph type="center"/>
              THEOREMA. VI.
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              Pendulum ex quolihet puncto circuli æquali tempore recur­
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              rit in ſuam ſtationem,
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                <emph.end type="center"/>
              </s>
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              <s>Quia enim lapſus per arcum CEB eſt æqualis lapſui per
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              chordam CB & lapſus per arcum ESB æquatur lapſui per chor­
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              dam EB per 5 theorema huius. </s>
              <s>Sunt autem lapſus per chordam
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              CB & EB inter ſe æquales duratione per prop: 15 erit
                <expan abbr="quoq;">quoque</expan>
              la­
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              pſus per arcum CEB æqualis duratione lapſui per arcum ESB. </s>
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          </chap>
        </body>
      </text>
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