About: http://webisa.webdatacommons.org/112998141

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The main topics on which he wrote were optics, astronomy, and mathematics, including geometry and number theory.[26]
http://www.w3.org/ns/prov#wasQuotedFrom	muslimheritage.com