PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Today we are interested in problems such as the Riemann hypothesis for the zeta function, which has zeroes on both the $x$ axis of $\mathbb{C}$ and the line $x = \frac{1}{2}$, and most probably nowhere else.
http://www.w3.org/ns/prov#wasQuotedFrom
  • blogspot.com