PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ZERO is a concept which man discovered (remember, it already existed in man???s fingers or toes) and it does not exist in nature ??? So, I think, ZERO is not a natural phenomenon, neither is a negative number (a debt or one less than ZERO are man???s concepts) a natural concept.
http://www.w3.org/ns/prov#wasQuotedFrom
  • intmath.com