About: http://webisa.webdatacommons.org/203696782

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	The problem stated in this fashion is a version of the n-body problem, is np complete, and has no exact solution other than for n=2 and those cases indicated above; nevertheless, it is practically solvable as long as n is not too large.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr