| Categorized Class |
ElementAn Element is an elementary constituent of a model. It is the top level abstraction of the SysFEAT upper ontology. |
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| Name | Description |
|---|---|
Entity |
An Entity is a distinct, identifiable Element that has a proper existence (living or non living). It is accessible by some referencing mechanism and can establish elementary relationships (Relationship) to other Entitys. Entity is the powerinstance of Class of Entity: all subtypes of Entity are instances of Class of Entity. |
Relationship |
A Relationship is the reification of a Kuratowski's ordered pair of the Elementary Graph, as an Element that represents a directed connection between a source Entity and a target Entity. Relationships are nested within their source Entity. (principle of locality). |