About: http://webisa.webdatacommons.org/52573821

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	Theorems are stated precisely and their meaning explained, though proofs are mostly only sketched, with comments and examples being given more prominence.
http://www.w3.org/ns/prov#wasQuotedFrom	ebooks.com