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PrefixNamespace IRI
n5umbc.
isaphttp://webisa.webdatacommons.org/prov/
isahttp://webisa.webdatacommons.org/
rdfhttp://www.w3.org/1999/02/22-rdf-syntax-ns#
provhttp://www.w3.org/ns/prov#
xsdhhttp://www.w3.org/2001/XMLSchema#
Subject Item
isa:231959824
rdf:type
prov:Entity
prov:value
So if P is a point on a surface, and Q is the location of a light, then V is a vector from the surface to the light (I???d use the traditional L, but lower-case l and number 1 tend to look a bit too similar).
prov:wasQuotedFrom
n5:edu
Subject Item
isap:516247373
prov:wasDerivedFrom
isa:231959824