PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In other words, a smooth surface is approximated as a polyhedron in order to simplify hidden-surface elimination, and shading calculations are employed to restore thesurface's smooth appearance.Shading algorithms such as Gouraud shading and Phong shading have been suggested.
http://www.w3.org/ns/prov#wasQuotedFrom
  • docstoc.com