About: http://webisa.webdatacommons.org/125530582

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	...Topics included vector and matrix operations such as vector spaces, linear transformations, eigenvalues, eigenvectors, and solving systems of linear equations using matrices.
http://www.w3.org/ns/prov#wasQuotedFrom	algebrahelp.com