Marci of Kronland, Johannes Marcus, De proportione motus, seu regula sphygmica ad celeritatem et tarditatem pulsuum, 1639
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          <chap id="N14678">
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              nùs eſt diuturnus, ſufficiet filum producere,
                <expan abbr="quouſq́">quouſque</expan>
              ; mo
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              tus perpendiculi ſit æqualis uni ſecundo. </s>
              <s id="N146FE">Quod quidem
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              hac ratione conſequemur: ſumatur
                <expan abbr="quæcunq́">quæcunque</expan>
              ; produ­
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              ctio fili, aliquantó tamen longior, quò minùs citò à mo­
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              tu conquieſcat:
                <expan abbr="numerenturq́">numerenturque</expan>
              ; huius excurſus per ſpati­
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              um unius horæ quadrantis, & ſint Vg. 300.
                <expan abbr="eruntq́">eruntque</expan>
              ; ſpa­
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              tio horæ unius 1200. </s>
              <s id="N14717">Quòd ſi ergò fiat ut quadratum
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              temporis, nimirum trium ſecundorum, ideſt 9 ad 1, ita
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              longitudo fili ad minorem, erit hujus motus æqualis
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              uni ſecundo.
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