About: http://webisa.webdatacommons.org/280535304

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	equations so here is a list of some of the more common quadric surfaces.
http://www.w3.org/ns/prov#wasQuotedFrom	slideshare.net