About: http://webisa.webdatacommons.org/275650042

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	Factor is also used in the sense of matrix factor, in that one matrix is a factor of a second matrix if the first matrix multiplied by its transpose equals the second matrix.
http://www.w3.org/ns/prov#wasQuotedFrom	wattsupwiththat.com