About: http://webisa.webdatacommons.org/70219985

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	Good to learn, thanks!Now, this looks like we are now getting into some heavy machinery for what seems to be a pretty basic and fundamental problem of showing that the derivative is the best linear approximation.
http://www.w3.org/ns/prov#wasQuotedFrom	mathisfunforum.com