About: http://webisa.webdatacommons.org/351415208

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	See, for example, e^1(pi)=-1.As for no such thing, well, that depends on whether you think numbers exist or not.
http://www.w3.org/ns/prov#wasQuotedFrom	theforest.org.uk