<http://webisa.webdatacommons.org/169126866>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<docstoc.com> .
<http://webisa.webdatacommons.org/prov/53892756>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/169126866> .
<http://webisa.webdatacommons.org/169126866>	<http://www.w3.org/ns/prov#value>	" A is a real 2 by 2 matrix." .
<http://webisa.webdatacommons.org/169126866>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .