About: http://webisa.webdatacommons.org/264481422

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	But I do not understand how a Matrix M is equal a summatory, since a $ (M(i,j) \in R$ and $L(i,j) \in R$, then $\sum_{i \neq j} (M(i,j) L(i,j))\in R$ and M is a Matrix
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com