About: http://webisa.webdatacommons.org/101322835

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	When k is an integer, you can easily check from b^2 ??? 4*a*c = k^2 that b and k have the same parity, so that
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com