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equatorium


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al-Andalus

Geoffrey Chaucer (c. 1343—1400) poet and administrator

astronomy

 

'equatorium' can also refer to...

 

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  • Medieval and Renaissance History (500 to 1500)

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Instrument used for determining the position of the heavenly bodies. Invented in al-Andalus about the 11th century, it used a geometrical representation of the heavens to avoid difficult calculations. The ...

Subjects: Medieval and Renaissance History (500 to 1500).


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