PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Acquiring and installing a Greek font on your system is an important addition ??? it allows all those Greek characters, common in mathematical expressions, to be displayed properly.
http://www.w3.org/ns/prov#wasQuotedFrom
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