<http://webisa.webdatacommons.org/235957044>	<http://www.w3.org/ns/prov#value>	"at one point he says ???a is a function f(v)" .
<http://webisa.webdatacommons.org/prov/472627374>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/235957044> .
<http://webisa.webdatacommons.org/235957044>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/235957044>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<mathpages.com> .