Packet O: Tossup 19

A work rejecting Aristotle’s influence on this discipline, titled Concerning the Supposed Dependence of [this discipline] upon Philosophy, was written by Ali Qushji. An Ilkhanate scholar based in Maragheh developed the “Tusi-couple” in a commentary on a work in this discipline. The triquetrum was one of many devices used in this discipline (10[1])described in a treatise by Jamshid (-5[1])al-Kashi. (10[1]-5[1])A work on this discipline that introduced Indian numerals (-5[1])to the Arabic world was named after the region of Sindh and worked on by al-Khwarizmi. (10[2]-5[4])Islamic books (-5[1])on this discipline were often based on the “Handy (-5[1])Tables” expanding (10[1])on the (10[1])Almagest; (10[2]-5[1])those books (-5[1])were known as zij (10[1])(“zeej”), such as the Zij-i Sultani. For 10 points, Ulugh Beg set up a school (10[1])for what discipline (10[1])in Samarkand at an observatory? (10[2])■END■ (10[7])

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