About: http://webisa.webdatacommons.org/456685862

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	In these equations, the designation Sgn in front of a term indicates whether the term is positive or negative.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com