Descartes, René, Renati Des-Cartes principia philosophiae

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                <pb pagenum="93"/>
              Occidente per Meridiem verſùs Orientem, ſive ab A
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              per B verſus C, ſupponendo polum Borealem ſupra
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              hujus figurae planum eminere ut ea quae eſt circa
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              Saturnum, impen­
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              dat ſere annos tri­
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              ginta ad eum per
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              totum circulum
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              h
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              deferendum; ea ve­
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              ro quae eſt circa Jo­
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              vem, intra annos 12 C
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              illum cum ejus aſ­
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              ſeclis deferat per
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              circulum
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              ; ſicque
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              Mars duobus an­
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              nis, Terra cum Lunâ
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              uno anno, Venus* octo menſibus, & Mercurius tribus,
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              circuitus ſuos in circulis
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              , T
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              , materiâ coeli
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              eos deferente, abſolvant. </s>
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            <p type="margin">
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              XXXI.
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              Quomodo ſinguli Pla­
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              netae deferantur. </s>
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              30</s>
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            <p type="margin">
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              5</s>
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            <p type="margin">
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              10</s>
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            <p type="margin">
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              15</s>
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              Nec non etiam corpora quádam opaca, perſpicil­
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              lorum ope nobis conſpicua, quá dicuntur Solis ma­
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              culae, ipſiuſque ſuperficiei contigua ſunt, ſpatio viginti
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              ſex dierum eum circumeant. </s>
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            <p type="margin">
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              XXXII.
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              Quomodo etiam Solis
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              maculae. </s>
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            <p type="margin">
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              20</s>
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            <p type="main">
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              Ac praeterea, ut ſaepe in aquarum vorticibus vidi
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              contingere, in majori illo coeleſtis materiá vortice ſint
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              alii minores vortices, unus in cujus centro ſit Jupiter,
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              alter in cujus centro ſit Terra, qui,in eaſdem partes
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              ac major vortex ſerantur; & ille qui habet Jovem
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              in centro, deferat circa ipſum quatuor ejus aſſeclas,
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              tali celeritate, ut remotiſſimus diebus 16, ſequens die­
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              bus 7, tertius horis 85, & centri proximus horis 42
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              unum circuitum perficiat; ſicque, dum ſemel in </s>
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          </chap>
        </body>
      </text>
    </archimedes>