About: http://webisa.webdatacommons.org/208557042

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	Through his observations, Edwin Hubble came up with the equation, V=HD, where V is the velocity the galaxies are receding, H is a constant and D is the distance between the galaxies.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com