About: http://webisa.webdatacommons.org/306236232

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	These relations are described mathematically as follows: ##EQU1## where x1 and x2 represent the widths of two areas being compared and k is a constant.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com