About: http://webisa.webdatacommons.org/129202136

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	It is sensible that in favour of good definitions, books such as Spivak's Calculus use Darboux's definition which gives a cleaner exposition.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com