Khazina sultan biography of williams
Khazina sultan biography of williams
Khazina sultan biography of williams death!
Al-Khazini
Persian astronomer and mechanician (–)
This article is about the 12th century scientist. For the 10th century astronomer and physician, see Abū Ja'far al-Khāzin.
Abū al-Fath Abd al-Rahman Mansūr al-Khāzini or simply al-Khāzini (أبوالفتح عبدالرحمن منصور الخازنی(Persian), flourished –) was an Iranianastronomer of Byzantine origin who lived during the Seljuk Empire.[1][2][3][4] His astronomical tables written under the patronage of Sultan Sanjar (Zīj al-Sanjarī, ) is considered to be one of the major works in mathematical astronomy of the medieval period.[5]: He provided the positions of fixed stars, and for oblique ascensions and time-equations for the latitude of Marv in which he was based.[6]: He also wrote extensively on various calendrical systems and on the various manipulations of the calendars.[5] Al-Khazini was the author of an encyclopedia on scales and wat