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9am Section Group 4 Islamic science after the Abbasid era, Topic (3)…
9am Section Group 4 Islamic science after the Abbasid era
Al-Khafri
He represents the culmination of the Maragha school of astronomy (Tusi, Shirazi, Qushj)
He is considered to be one of the most competent of all the mathematical astronomers and planetary theorists of medieval islam
an Iranian theoretical astronomer and religious scholar born in 1470.
Al-Tusi
Born in 1201 Tus
Tusi convinced Hulegu Khan to construct an observatory for establishing accurate astronomical tables for better astrological predictions.
He had worked on establishing trigonometry
Ulugh Beg
Born in 1394 Sultaniyeh
He is known as the most important observational astronomer from the 15th century
He built the Samarkand observatory which took 5 years build.
Al-Farisi
Born in 1265
He made a major contribution to number theory.
Kamal al-Din was the most prominent Persian author on optics.
Al-Qushji
Born in 1403 Samarkand
Qushji improved on Nasir al-Din al-Tusi's planetary model and presented an alternative planetary model for Mercury.
he is best known for the development of astronomical physics independent from natural philosophy, and for providing empirical evidence for the Earth's rotation
Ibn al-Shatir
Born in 1304 Damascus
Ibn al-Shatir produced a new lunar model that replaced Ptolemy's crank mechanism with a double epicycle model that reduced the computed range of distances of the Moon from the Earth.
Ibn al-Shatir also invented a timekeeping device called "ṣandūq al‐yawāqīt", which incorporates both a universal sundial and a magnetic compass.
Topic (3) Islamic Science - 9am Class Group 4