About: http://webisa.webdatacommons.org/163812319

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	Given the limitations of the calculating tools we might use, such as hand calculators and personal computers, some numbers cannot be represented exactly.
http://www.w3.org/ns/prov#wasQuotedFrom	shodor.org