About: http://webisa.webdatacommons.org/287360180

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 idea being that no matter how closely you look at the curve, everywhere is a corner and so non-differentiable.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com