all that we know about the life and times of al-sijzī, the 10th century iranian muslim mathematician and astronomer, is limited to the small pieces of information provided by other authors’ accounts and some of his own works. on the basis of al-sijzī’s mathematical works and the extant maunscripts written in his hand, some modern scholars have estimated his date of birth in about 942 ad. numero...

This article aimed to analyse the life and works of Mu'in al-Din Ḥasan Ibn Sayyid Giyaseddin as- Sijzī al-Chishti (d. 633/1236) as well effects Chishti Tariqa which he was founder, in Indian Subcontinent. The importance Tariqa, first largest sect India, spread Islam construction basic structure Islamic civilisation culture are mentioned. emerged around 930 CE Chishti, a small town near Herat, A...