About: http://webisa.webdatacommons.org/330011514

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 Mathematica (in particular, in the packages described here), an affine function may be represented as , where A is a two-dimensional matrix and b is a shift vector.
http://www.w3.org/ns/prov#wasQuotedFrom	mathematica-journal.com