About: http://webisa.webdatacommons.org/309201293

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	Where did you get the idea that typeof f(n) === 'function', especially, where n is a number and you expect a number returned?
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com