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

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              levior, ſeu baſis, ſeu qui ſuperiori loco ſitum habet. </s>
              <s>At ſi
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              magnus ſit exceſſus; ut cùm ligneo metallicum adiungimus,
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              gravior in omni ſitu motum ſequitur maioris. </s>
              <s>Quòd ſi duo
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              orbiculi ſimul iuncti
                <expan abbr="atq;">atque</expan>
              inter ſe æquales deficiant à gravitate
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              maioris: minùs quidem movetur baſis, magis autem reflectit
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              alter orbiculus. E contra ſi gravitas excedit: hic quidem mi­
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              nùs reflectit, ille verò motum magis producit. </s>
              <s>Cuius ratio
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              eſt, quòd horum impulſus maiorem rationem habet ad orbi­
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              culum minùs gravem: igitur cùm à minori plagâ eadem ve­
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              locitas motûs ſequatur; erit maior impulſus reliquus ad mo­
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              tum continuandum. </s>
              <s>Et quia velociùs à plagâ ſe abducit, erit
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              minor reflexio motûs-Cùm verò impulſus minorem habet
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              rationem; non niſi à maiori plagâ ad motum æquè velocem
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              cietur maior, & non niſi tardè à plagâ ſe abducit: magis proin­
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              de reflectit motus, minùs autem à reliquo impulſu movetur
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              baſis. </s>
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              THEOREMA III.
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              Si duos orbiculos ſimul iunctos percutiat maior; adminus inter­
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              vailum movetur baſis.
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              </s>
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            <p type="main">
              <s>Nam ſi duo orbiculi ſint æquales; quia ab eadem plagâ
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              idem eſt impulſus, conſtat per Theor: 1. ad minus intervallum
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              moveri baſim. </s>
              <s>Simili modo cùm orbiculi ſunt inæqvales, &
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              maiorem gravitatem habet baſis; ab æquali impulſu minùs
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              moveri baſim. </s>
              <s>At cùm pro baſi eſt orbiculus minùs ponde­
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              roſus; oportebat quidem hunc ab æquali impulſu velociùs,
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              & ad maius intervallum moveri. </s>
              <s>Sed quia detinetur ab aliâ
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              gravitate; quò magis premitur, eò motum habet magis im­
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              peditum. </s>
              <s>Deinde dicolicet ſimul fiat, eſſe tamen inæqua. </s>
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        </body>
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