About: http://webisa.webdatacommons.org/138014518

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	Show x has a maximum at times given by ??t = 2n?? + d where n is an integer and d is gives the position of the first maximum, because although they stated this in the book without proof!
http://www.w3.org/ns/prov#wasQuotedFrom	askthephysicist.com