About: http://webisa.webdatacommons.org/36202375

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	On the other hand, the book is a gold mine of fascinating mathematics: How much must a sailboat tack with a north wind in order to get north as quickly as possible?
http://www.w3.org/ns/prov#wasQuotedFrom	amazon.ca