Handy Tables

work by Ptolemy

Also known as: “Procheiroi kanones”

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In astronomy: Ptolemy
…composed the Procheiroi kanones (Handy Tables), in which the astronomical tables of the Almagest were expanded and accompanied by directions for using them but were stripped of the theoretical discussion.
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In astronomy: Ptolemy
…with papyri based on Ptolemy’s Handy Tables. Thus, in Greek astronomy there was a high road based on philosophy of nature and rooted in geometrical methods, and there was a low road based on the convenient arithmetical methods adapted from the Babylonians, even if these could not be considered to…
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In astronomy: The Islamic world
The ancient prototype was Ptolemy’s Handy Tables.
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