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

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              ſinus verſus 8694738 metitur plagam in D. </s>
              <s>Cùm
                <expan abbr="itaq;">itaque</expan>
              to­
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              tus impulſus ſit partium 10000000,
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              verò plaga ſimul
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              ſumpta partium 11623730 maior ſinu toto; erit plaga per­
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              fecta: ac proinde orbiculus A à motu conquieſcet. </s>
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              COROLLARIV M.
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              <s>Quòd ſi
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              ſinus totus ſecetur in eâ ratione, quam habet
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              numerus maior ad minorem; erit motus in D ad motum in
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              C in eadem ratione, quæ paulominor eſt quàm tripla. </s>
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              THEOREMA XVII.
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              Si duo orbiculi non contigui tangant alium ſibi æqualem ad inter­
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              vallum maius quàm.grad: 60. percutiat verò hunc æqualis in parte op­
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              poſitâ; uter〈que〉 unà cum orbiculo percuſſo movebitur.
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              <s>
                <expan abbr="Tangãt">Tangant</expan>
              orbiculum A duo æquales in L & V: percutiat ve­
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              rò hunc alius æqualis in H: dico
                <expan abbr="utrumq;">utrumque</expan>
              orbiculum unà cum
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              A moveri ex illâ plagâ. </s>
              <s>Cùm enim AZ ſinus grad: 30 ſit ſe­
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              miſſis AT; erit plaga huic æqualis. </s>
              <s>Et quia AO eſt ſinus
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              grad: 60; erit complementum OK partium 1339746 in mi­
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              nori ratione, quàm ſeptuplâ ad ſinum totum. </s>
              <s>Eſt autem
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              ut AK ad OK, ita plaga ex Aad plagam ex O. </s>
              <s>Quòd ſi itaq, to­
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              tus impulſus ſit partium 12; erit in O plaga minor quàm parti­
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              um 2: &
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              plaga ſimul ſumpta minor quàm partium 8.
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              impulſus ergo reliquus in A maior quàm partium 4. </s>
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              COROLL ARIV M.
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              <s>Sequitur quô maius intervallum inter contactus orbiculo­
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              rum, eò velociorem eſſe motum orbiculi his contigui: </s>
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