PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • UTILITIES 7 magnificent Utilities to help you in the exercises: - Quadratic Equations Solver: to find solutions quickly! - Fraction Approximator: to find the fraction in one tap! - Graphic Calculator: to draw all the most complex 2D functions! - Advanced Calculator: to solve derivatives, integrals, and any other problem! (Requires a data connection) - Systems Solver: to solve your systems and find
http://www.w3.org/ns/prov#wasQuotedFrom
  • merlot.org