About: http://webisa.webdatacommons.org/208984617

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 user's input to the system is a line containing a mathematical expression (an operation, a formula, a set of equations, etc) and the system's response to the user is an output...
http://www.w3.org/ns/prov#wasQuotedFrom	deepdyve.com