<http://webisa.webdatacommons.org/prov/516247373>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/177902787> .
<http://webisa.webdatacommons.org/177902787>	<http://www.w3.org/ns/prov#value>	"c a*p = q*r, where p is a permutation matrix, q has orthogonal" .
<http://webisa.webdatacommons.org/177902787>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<github.com> .
<http://webisa.webdatacommons.org/177902787>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .