About: http://webisa.webdatacommons.org/402617421

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	In my design I have taken the slightly controversial decision that angle is a dimension rather than a dimensionless multiplier.
http://www.w3.org/ns/prov#wasQuotedFrom	wolfram.com