About: http://webisa.webdatacommons.org/359537245

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	Yes, Cos is an even function, so the two results should agree at 3 and -3,
http://www.w3.org/ns/prov#wasQuotedFrom	wolfram.com