PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Until students can learn to make senseof symbolic reasoning and learn to make sense of mathematical statementswith letters in them, algebra and other symbolic mathematics will makelittle sense to them, and their learning will be wasted.And we should emphasize logic and reasoning and conceptual understandingin arithmetic.
http://www.w3.org/ns/prov#wasQuotedFrom
  • mathforum.org