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

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              Et quia propiores illi baſi, quæ tangit planum, remotioribus
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              ſunt pro baſi; erit minor illorum plaga: ac proinde ad minus
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              intervallum reflectunt. </s>
              <s>Idem verò contingit ſiue eandem
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              habeant gravitatem orbiculi reliqui, ſiue præponderet baſis,
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              aut minus ſit gravis. </s>
              <s>Nam licet baſis magis ponderoſa ma­
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              iorem dat plagam; cùm non niſi à maiori impulſu moveatur
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              eodem cum minoris gravitatis motu: quia tamen in ordine
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              ad motum hanc expendimus;
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              ; in eadem ratione ſunt mo­
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              tus reflexi, minor autem huius motus; minorem
                <expan abbr="quoq;">quoque</expan>
              in or­
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              dine ad ſuum motum dicetur dare & referre plagam. </s>
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              THEOREMA VI.
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              Si plures orbiculi ſimul iuncti & æquales percutiant Cylindrum ſoli­
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              dum; maiorem impulſum recipiunt partes à baſi remotiores.
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              <s>Nam baſis quidem minorem dat plagam per 5 theor: eſt au­
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              tem orbiculus propior remotioribus pro baſi: erit ergo maior
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              illorum plaga, & à maiori plagâ maior
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              impulſus. </s>
              <s>Sed
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              et ratio vectis huc facere videtur. </s>
              <s>Nam orbiculus ipſo cy­
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              lindro utitur pro vecte:
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              eò magis, quò plaga fit remoti­
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              or à baſi: cuius hypomochlium eſt planum, in quo cylindrus
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              firmatur. </s>
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                <expan abbr="Itaq;">Itaque</expan>
              à plagâ in medio aut propè baſim factâ immo­
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              tus manet: ſi eandem plagam accipiat in ſummo, invertitur.
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                <expan abbr="Atq;">Atque</expan>
              inde ratio conſtat, quamobrem partes cylindri ſuperiores
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              avertuntur ex illâ plagâ, & celeritate motûs alias antevertunt:
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              à baſi enim cum longitudine cylindri continuò accreſcit pla­
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              ga. E contra verò ſi plaga fiat propè baſim, & infra medium,
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              non percuſsâ reliquâ parte cylindri; reſupinato vertice mo­
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              tum accelerat baſis. </s>
              <s>Cùm autem cylindrus alium percutit ſi­
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              bi æqualem: quia omnes partes æqualiter moventur; eandem </s>
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