Fabri, Honoré, Dialogi physici in quibus de motu terrae disputatur, 1665

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              <s id="s.000281">
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              ctiones ſæpiùs recurrant, quia ſcilicet ſingulis annis, Saturnus minoris
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              arcus intervallo, à Stellis versùs Ortum relinquitur, ac proinde revolu­
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              tionis Conjunctionum periodus brevior eſt; igitur citiùs ab Apogæo ad
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              Perigæum deſcendit, imo inter diſtantias Saturni Apogæi & Perigæi à
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              centro mundi, longè minor eſt proportio inæqualitatis, quàm inter di­
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              ſtantias Martis Apogæi & Perigæi, ab eodem mundi centro; etiam aſſum­
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              ptis Axibus acceſſuum & receſſuum æqualibus, v. g. ſit diſtantia Saturni
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              Apogæi 100. Perigæi 90. Martis vero Apogæi 50. Perigæi 40. vtrinque
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              aſſumitur idem Axis, id eſt, eadem differentia diſtantiarum, ſcilicet 10.
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              eſt autem major ratio 50. ad 40. ſcilicet 1/4 quam ad 90. ſcilicet
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              . ſed ita
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              ſe habent motus, vt diſtantiæ; igitur vt Saturnus in Apogæo tantulùm
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              versùs Ortum excurrit, ita & in Perigæo versùs Occaſum; Hîc enim Stel­
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              lam poſt ſe relinquit; illic verò à Stella retro relinquitur; igitur modicum
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              arcum in ſingulis revolutionibus, tum directo, tum retrogrado motu
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              decurrit: Mars verò longè majorem. </s>
              <s id="s.000282">Sit ergo Mars directus in M, Sa­
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              turnus in I, cùm Mars longè majorem arcum directus decurrat, quàm
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              Saturnus, conjungitur tandem Saturno versùs Ortum, ita vt primùm pars
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              ortiva Martis cum occidua Saturni coëant: Sit verò Saturnus retrogra­
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              dus in I, ſitque Mars in N etiam retrogradus, cùm hic etiam longè ma­
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              jorem arcum decurrat retrogrado motu, jungetur Saturno versùs Occa­
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              ſum, pars ſcilicet Occidua Martis, cum Ortiva Saturni: Si vero Mars ſit
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              directus in M, exiſtente Sole inter CB, alter versùs alterum fertur,
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              jungentúrque inter FM, quo loco Mars directus eſſe poteſt, & Saturnus
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              retrogradus, nempe Martis ſtatio eſt infrà trigonum aſpectum, Saturni
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              verò paulò infrà quadratum; hinc motus Saturni retrogradus diuturnioſ
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              eſt, licèt in minore arcu fiat; quid mirum igitur, ſi in eodem loco con­
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              juncti eſſe poſſint Mars & Saturnus; licèt hic ſit retrogradus, ille directus;
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              eadem ratio probat Saturno retrogrado etiam Iovem directum jungi poſſe;
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              & Iovi retrogrado Martem directum. </s>
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            <p type="main">
              <s id="s.000283">
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              Auguſtin.
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              </s>
              <s id="s.000284"> Nunquam profectò mihi perſuaſiſſem ex principiis Phyſicis,
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              hæc tam facilè demonſtrari potuiſſe; tota res eò reducitur, Saturnum eo
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              velocitatis gradu moveri, vt paulò infrà mediocrem diſtantiam, æquè
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              citò ſuum circulum diurnum decurrat, ac Stellæ ſuum. </s>
              <s id="s.000285">Iupiter verò
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              adhuc infrà, quaſi in trigono; Mars demùm infrà trigonum; idem autem
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              futuris ſæculis futurum eſt; cùm eundem velocitatis gradum hi Planetæ
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              ſervaturi ſint, cum gemina illa inclinatione, de qua ſuprà; ex hoc enim
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              illa, de quibus hucuſque diſſeruimus, neceſſariò conſequuntur; nam
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              Saturnus altior motum retrogradum diuturniorem habet; licèt in mino­
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              re arcu, quàm Iupiter & Mars, directus verò breviorem, Idem dicitur
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              de Iove reſpectu Martis; hinc revolutio ſeu temporis periodus Saturni,
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              illa ſcilicet, quæ inter duas Conjunctiones intercipitur, brevior eſt,
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              quàm Iovis, & huius etiam, quàm Martis brevior; hinc frequentiores
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              recurrunt ſtationes in Saturno, quàm in Iove, & in hoc, quà in in Mar­
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              te; hinc Saturnus minorem arcum Eclypticæ decurrit, tum directo, tum
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              retrogrado motu; quia ſcilicet parum differt illius circulus diurnus confe-</s>
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