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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	The recursion stops with 0 when either k or n is 0, except in the case where k=n=0, when the recursion stops with 1 (the case where 0+0=0):
http://www.w3.org/ns/prov#wasQuotedFrom	programmingpraxis.com