{"version":"1.0","type":"link","title":"Is-a - Newikis","description":"In knowledge representation, ontology components and ontology engineering, including for object-oriented programming and design, is-a (also written as is_a or is a) is a subsumptive relationship between abstractions (e.g., types, classes), wherein one class A is a subclass of another class B (and…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400}