File:Muhammad Qunawi edition of al-Khalili's universal table.jpg

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Muhammad al-Qunawi edition of al-Khalili's universal table

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Description
English: Extract from Topkapi Palace copy of Muhammad al-Qunawi's edition of al-Khalili's "universal auxiliary tables". This excerpt contains the solution of functions f(x, y) = sin y / cos x and g(x, y) = sin x tan y for each degree of x, and y = 40° and 40°30′
Date 16th century
date QS:P,+1550-00-00T00:00:00Z/7
Source
Author Original work by Muhammad al-Qunawi (died 1524)

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current22:33, 18 July 2020Thumbnail for version as of 22:33, 18 July 2020382 × 695 (110 KB)HaEr48 (talk | contribs)Uploaded a work by Original work by Muhammad al-Qunawi (died 1524) from * {{cite conference | last = King | first = David A. |title = Astronomical Timekeeping in Ottoman Turkey | year = 1977 | url=https://www.academia.edu/34693214/ | conference = International Symposium On the Observatories in Islam | editor = M. Dizer | pages = 244–272}} with UploadWizard

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