Delfino, Federico, De fluxu et refluxu aquae maris, 1559

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              <s>
                <pb xlink:href="024/01/063.jpg" pagenum="25"/>
              æquatore occidentali fere LXVI gradibus, & à ſectione ecli­
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              ptica octauæ cum æquinoctionali IX gradibus, & XLV min.
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              fere eclipticæ octauæ diſtans: ſectio ergo eclipticæ octauæ
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              cum æquinoctionali fiebat ſuper XX grad. & XII min. in ſi­
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              gno piſcium eclipticæ octauæ ſphæræ. </s>
              <s>maxima autem æquatio
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              octauæ ſphæræ motus ſecundum Thebit contingit, quando ca
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              put arietis octauæ ſphæræ fuerit in punctis diſtinguentibus
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              quartas ſui parui circuli ab interſectionibus eius cum æqua­
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              tore, & eſt X grad. & XLV min. unde ſequitur quòd quodli­
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              bet punctum eclipticæ octauæ ſphæræ à XIX grad. & XV min.
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              piſcium, uſque ad X grad. & XLV min. arietis eclipticæ o­
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              ctauæ ſphæræ cum æquinoctionali, & ex conſequenti in eo fie
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              ri æquinoctium uernale. </s>
              <s>idem intelligendum eſt de puncto
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              æquinoctii, autumnali in arcu eclipticæ octauæ ſphæræ oppo­
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              ſito, uidelicet à XIX gradu uirginis, & XV min. uſque ad X
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              grad. & XLV min. libræ. </s>
              <s>conſtat etiam per prædicta puncta
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              tropica, ſeu maximarum declinationum ſolis, ſeu eclipticæ o­
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              ctauæ ſphæræ, ſub qua ſemper, & continue diſcurrit centrum
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              corporis ſolis ab æquinoctionali continue reſpectu æquino­
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              ctionali uariari, nunc ei appropinquando, nunc ab eo elon­
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              gando: ſimiliter conſtat ea ſemper numero eſſe in capite can­
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              cri, & capricorni octauæ ſphæræ: ſed ſemper eſſe in punctis
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              eclipticæ octauæ ſphæræ diſtantibus à ſectionibus eclipticæ o­
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              ctauæ ſphæræ cum æquinoctionali per quartam. </s>
              <s>Ptolomæus
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              itaque iudicans ſtellas fixas octaui cæli tempore ſuo moueri ab
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              occidente uerſus orientem, uidelicet ſecundum ſucceſſionem
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              ſignorum, credidit unum tantum eſſe zodiacum, ſcilicet no­
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              næ ſphæræ, ſeu primi mobilis fixum, ſcilicet qui ſemper ha­
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              beret eandem declinationem ab æquinoctionali ſub ecliptica,
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              cum ſemper, & continue moueretur ſol: ad quam credulita­
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              tem ſequitur illud, quod ipſe dixit: nam ex quo ſtellæ fixæ
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              mobiles inuentæ ſunt tempore ſuo, receſſiſſe à tropico hiema­
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              li, & acceſſiſſe uerſus æquinoctionalem: & quæ erant inter æ­
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              quinoctionalem, et tropicum æſtiuum inuentæ ſunt: receſſiſſe
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              ab æquinoctionali in parte ſeptentrionis uerſus tropicum </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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