The arithmetic of al-Uqlidisi the story of Hindu-Arabic arithmetic as told in Kitab al-fusul fi al-hisab al Hindi, by Abu al-Hasan, Ahmed ibn Ibrahim al-Uqlidisi, written in Damascus in the year 341 (A.D. 952/3) - al-Uqlidisi, Ahmad ibn Ibrahim, 10th cent (D. Reidel Pub. Co., 1978)