PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • If $A$ is singular (and $3 imes 3$), then depending on $B$ there might not be any solution; and if there is a solution, it will not be unique, because you can add any vector $x$ with $Ax = 0$ to any column of a solution $X$ and get another solution.
http://www.w3.org/ns/prov#wasQuotedFrom
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