PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The Wikipedia article on guiding center talks a bit about what happens when you have both a magnetic field and other forces, although I realize neither article I linked has a particularly simple introduction and I do not know of a better site at the moment.And the real fun starts with more macroscopic effects that can change the magnetic fields and flows together.
http://www.w3.org/ns/prov#wasQuotedFrom
  • neatorama.com