PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Although their work differs from the experimental research associated with, say, test tubes and noxious chemicals, mathematicians, like chemists and other researchers, often collect piles of data - whether prime numbers or diagrams of knots - before they can begin to extract and abstract the principles that neatly account for their observations.
http://www.w3.org/ns/prov#wasQuotedFrom
  • mathforum.org