About: http://webisa.webdatacommons.org/145136709

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	e (usually, but not necessarily zero) rather than being estimated.For the purpose of defining an estimation criterion it is assumed that the series at is a sequence of independent Normal variates having mean 0 and variance ??a2.
http://www.w3.org/ns/prov#wasQuotedFrom	nag.com