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

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            <pb xlink:href="063/01/054.jpg"/>
            <figure id="id.063.01.054.1.jpg" xlink:href="063/01/054/1.jpg" number="23"/>
            <p type="main">
              <s>
                <emph type="center"/>
              PROBLEMA II.
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              </s>
            </p>
            <p type="main">
              <s>
                <emph type="center"/>
                <emph type="italics"/>
              Exceſſum, quo motus circuli in eodem plano eſt maior motu trianguli
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              Iſogoni, indagare.
                <emph.end type="italics"/>
                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s>In eadem figurâ ſumptâ diametro circuli HN æquali EF,
                <lb/>
              auferatur à plano HR linea HQ æqualis EG;
                <expan abbr="eritq;">eritque</expan>
              motus trian­
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              guli in HQ æqualis duratione motui circuli in HM per 1. prop.
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              motus verò eiuſdem circuli in plano HR æqualis duratione
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              terminatur chordâ HR. per prop. 15. </s>
              <s>Exceſſus ergo, quo mo­
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              tus circuli in eodem plano eſt maior motu trianguli, erit æqua­
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              lis lineæ QR, quam inquirebamus. </s>
            </p>
            <p type="main">
              <s>
                <emph type="center"/>
              PROBLEMA III.
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              </s>
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            <p type="main">
              <s>
                <emph type="center"/>
                <emph type="italics"/>
              Motum figurarum rectilinearum periferiâ eiuſdem circuli
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              terminare.
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                <emph.end type="center"/>
              </s>
            </p>
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              <s>Centro H deſcribatur circulus: ad cuius periferiam eodem
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              tempore ſit terminandus motus ex H. </s>
              <s>Inueniantur
                <expan abbr="itaq;">itaque</expan>
              plana;
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              in quibns ſemidiameter figuræ motûs in unâ
                <expan abbr="quâq;">quâque</expan>
              figurâ recti
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              lineâ, ſecetur ab hypomochlio in eadem ratione, in quâ ſecatur
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              EF à CD per 1 Lemma. </s>
              <s>Et quia illarum grauitas mouens in
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              planis iam inventis eandem rationem habet ad ſuum mobile:
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              eruntmotus per poſit. 4 æquales, ac proinde ijſdem ſpatijs, hoc
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              eſt periferiâ eiuſdem circuli terminabuntur. </s>
            </p>
            <p type="main">
              <s>
                <emph type="center"/>
              PROBLEMA IV.
                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s>
                <emph type="center"/>
                <emph type="italics"/>
              Circulo æquale quadratum ex motu invenire.
                <emph.end type="italics"/>
                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s>Percutiat in motu circulus A alium circulum ſibi æqualem B;
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                <expan abbr="moveaturq;">moveaturque</expan>
              ex illa plagâ per ſpatium DE rurſum idem </s>
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