About: http://webisa.webdatacommons.org/78543326

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	Is there any general function $x(t)$ that gives the solution to $x''(t) = k/x(t)^2$, where k is a constant?
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com