Question: What are both Al-Nayrizi and Abu'l-Hasan al-Uqlidisi?
Sentence (from "Abu'l-Hasan al-Uqlidisi"): He wrote the earliest surviving book on the positional use of the Arabic numerals, "Kitab al-Fusul fi al-Hisab al-Hindi (The Arithemetics of Al-Uqlidisi)" around 952.
Relevant evidence: No