About: http://webisa.webdatacommons.org/432369222

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	Of course, mathematics is in this sense a field of knowledge ... and observation is negligible in mathematics, compared to natural sciences such as psychology, biology, or physics ...
http://www.w3.org/ns/prov#wasQuotedFrom	primidi.com