About: http://webisa.webdatacommons.org/158298023

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	If p is a prime number, then there exist ??(p-1) distinct primitive roots modulo p.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com