PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Some is real-world connections (I focus way more on position, velocity, and acceleration, and I ground us in more calculus history), and some is mathematical (working with circumference and area of a circle, understanding that pi=c/d is a definition, while a=pi*r^2 is a theorem that can be proved).
http://www.w3.org/ns/prov#wasQuotedFrom
  • emergentmath.com