About: http://webisa.webdatacommons.org/289458364

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Now, if both beams start from the same point at t = 0, this point will be at an angle wt when the beam reaches it again after one turn, so that t is a solution
http://www.w3.org/ns/prov#wasQuotedFrom	numericana.com