PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • I was just pointing out how impractical and difficult an analytic approach would be (length of a parabola involves hyperbolic trig functions, and length of a cubic involves special functions i.e. elliptic integrals).
http://www.w3.org/ns/prov#wasQuotedFrom
  • gamedev.net