Gassendi, Pierre, De motu impresso a motore translato epistulae duae, 1642

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              <s id="id.000843">
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              tum circa Solem circulum, quem intra annum
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              conficiat; ita vt circa ſeipſam reuoluatur trecentis
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              ſexaginta quinque periodis, dum intereà non niſi
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              vnam periodum circa Solem abſoluit. </s>
              <s id="id.000844">Fit iſtud
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              porrô ad eum modum, quo trochus, ſeu tur­
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              bo puerorum circumductâ ſenticâ in pauimentum
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              adactus ita gyratur circa ſeipſum, ſiue axem
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              proprium, vt etiam diſcurrat, circelloſque in pa­
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              uimento deſcribat: pluries enim ſibi circumvolui­
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              tur, dum intereà aliquem exarat circellum. </s>
              <s id="id.000845">Si ve­
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              lis quoque, id ſimile eſt, ac dum ambulans ſic di­
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              gitum moues, vt ſi eo deſcriberes in aëre medio
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              continenteis circellos. </s>
              <s id="id.000846">Quemadmodum enim di­
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              gitus, dum ſecundum viam transfertur, ſibi ipſi va­
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              riè circumducitur; ſic Terra, dum pergit per annu­
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              am illam ſemitam circumit, intereà ſuum axem
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              trecenties, & ſexagies quinquies. </s>
              <s id="id.000847">Quoniam verò
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              is circulus, quem motu annuo Terra deſcribit, ha­
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              bet heinc Solem, inde illam fixarum regionem,
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              ſecundum quam ſigna Zodiaci diſpoſita ſunt; eam­
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              ob rem ſit, vt cùm Terra eſt verſus
                <expan abbr="Arictẽ">Arictem</expan>
              , habeat So­
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              lem verſus Libram; & cùm Terra tranſit ex Ariete in
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                <expan abbr="Taurũ">Taurum</expan>
              , appareat Sol tranſire ex Libra in Scorpionem;
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              ſicque dum Terra eſt in vno ſigno, Sol dicatur
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              eſſe in oppoſito; Terráque reipſa percurrat Zodia­
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              cum, ſeu Eclipticam, & Sol percurrat apparenter.
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              Quartò,
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              præter duos eiuſmodi motus, attribui Ter­
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              ræ tertium, qui inclinationis, ſeu declinationis di­
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              citur: tametſi reipſà nihil aliud eſt, quàm conti­
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              nentia Æquatoris, atque adeò axis terreni in ſui-ip-</s>
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