<http://webisa.webdatacommons.org/prov/516172264>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/30376543> .
<http://webisa.webdatacommons.org/prov/516181467>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/30376543> .
<http://webisa.webdatacommons.org/30376543>	<http://www.w3.org/ns/prov#value>	"If both a = b and c = d, then both sides reduce down to 1 for all x except b or d, and any such x will be a solution." .
<http://webisa.webdatacommons.org/30376543>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/30376543>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<sonoma.edu> .