About: http://webisa.webdatacommons.org/199574635

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	Up to now, it was always assumed that the instantaneous angular velocity of the mark carrier is known and that for this reason its value is available for the calculations as are necessary for example in accordance with equations (1).
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk