(1364 in
Bursa,
Ottoman Empire
The Ottoman Empire, * ; is an archaic version. The definite article forms and were synonymous * and el, Оθωμανική Αυτοκρατορία, Othōmanikē Avtokratoria, label=none * info page on book at Martin Luther University) ...
– 1436 in
Samarqand
fa, سمرقند
, native_name_lang =
, settlement_type = City
, image_skyline =
, image_caption = Clockwise from the top: Registan square, Shah-i-Zinda necropolis, Bibi-Khanym Mosque, view inside Shah-i-Zin ...
,
Timurid Empire
The Timurid Empire ( chg, , fa, ), self-designated as Gurkani (Chagatai language, Chagatai: کورگن, ''Küregen''; fa, , ''Gūrkāniyān''), was a PersianateB.F. Manz, ''"Tīmūr Lang"'', in Encyclopaedia of Islam, Online Edition, 2006 Tu ...
), whose actual name was Salah al-Din Musa Pasha (' means "son of the judge", ''al-rūmī'' "the Roman" indicating he came from
Asia Minor
Anatolia, tr, Anadolu Yarımadası), and the Anatolian plateau, also known as Asia Minor, is a large peninsula in Western Asia and the westernmost protrusion of the Asian continent. It constitutes the major part of modern-day Turkey. The re ...
, which was once
Roman
Roman or Romans most often refers to:
*Rome, the capital city of Italy
*Ancient Rome, Roman civilization from 8th century BC to 5th century AD
*Roman people, the people of ancient Rome
*'' Epistle to the Romans'', shortened to ''Romans'', a lette ...
), was a
Turkish astronomer
An astronomer is a scientist in the field of astronomy who focuses their studies on a specific question or field outside the scope of Earth. They observe astronomical objects such as stars, planets, moons, comets and galaxies – in either ...
and
mathematician
A mathematician is someone who uses an extensive knowledge of mathematics in their work, typically to solve mathematical problems.
Mathematicians are concerned with numbers, data, quantity, structure, space, models, and change.
History
On ...
who worked at the
observatory in Samarkand. He computed sin 1° to an accuracy of 10
−12.
Together with
Ulugh Beg
Mīrzā Muhammad Tāraghay bin Shāhrukh ( chg, میرزا محمد طارق بن شاہ رخ, fa, میرزا محمد تراغای بن شاہ رخ), better known as Ulugh Beg () (22 March 1394 – 27 October 1449), was a Timurid sultan, as ...
,
al-Kāshī and a few other astronomers, Qāḍī Zāda produced the ''
Zij-i-Sultani'', the first comprehensive stellar catalogue since the
Maragheh observatory
The Maragheh observatory (Persian: رصدخانه مراغه), also spelled Maragha, Maragah, Marageh, and Maraga, was an astronomical observatory established in the mid 13th century under the patronage of the Ilkhanid Hulagu and the directorship ...
's ''
Zij-i Ilkhani'' two centuries earlier. The ''Zij-i Sultani'' contained the positions of 992 stars.
His works
*''Sharh al-Mulakhkhas'' (Commentary on Jaghmini's compendium on the science of Astronomy)
*''Sharh Ashkal al-Ta'sis'' (Commentary on Samarkandi's Arithmetics)
Further reading
*
*
*
*
*
*
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External links
*
PDF version
1364 births
1436 deaths
14th-century mathematicians
15th-century mathematicians
Mathematicians of the medieval Islamic world
15th-century astronomers
Medieval Turkic mathematicians
Geometers
Scientists from the Ottoman Empire
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