Assertion: concept | /r/ObjectUse | used as formal tools
Facets:
value: in mathematics
type: OTHER
value: in databases
type: LOCATION
value: in artificial intelligence
type: LOCATION
value: in computer science
type: LOCATION
Source sentences:
text: Concepts are used as formal tools or models in mathematics, computer science, databases and artificial intelligence where they are sometimes called classes, schema or categories.