About: http://webisa.webdatacommons.org/353192769

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 other words, a solution is an expression or a collection of expressions (one for each unknown) such that, when substituted for the unknowns, the equation becomes an identity.
http://www.w3.org/ns/prov#wasQuotedFrom	wikipedia.org