A TIME-POINT is a specification of a single point in historical time. CALENDAR-DATE is a time-point at the resolution of days; that is, the day, month, and year are known. A CALENDAR-YEAR is a time-point at the resolution of years.
- Extracted from Bibliographic-Data, October 24, 1995.
Frame-Ontology Kif-Relations Kif-Sets Kif-Lists Kif-Numbers Kif-Extensions Kif-Sets Kif-Lists ... Kif-Numbers Kif-Relations ... Kif-Meta Kif-Sets Kif-Lists ... Slot-Constraint-Sugar Frame-Ontology ... Ranges Frame-Ontology ...
Interface-Ontology Interface-Definition-Language Device-Ontology Hp-Product-Ontology Digital-Designer-Query-Ontology Physicist-Query-Ontology Hp-Product-Ontology ... Digital-Designer-Query-Ontology Physicist-Query-Ontology Documents Bibliographic-Data Product-Ontology Device-Ontology ... Hp-Product-Ontology ... Vehicles Bibliographic-Data Job-Assignment-Task Enterprise-V1.0
Day-Name Day-Number Duration Hour-Number Minute-Number Month-Name Month-Number Second-Number Time-Point Calendar-Date Calendar-Year Universal-Time-Spec Time-Range Year-Number
< > After After= Before Before= Disjoint-Time-Ranges During During= Equals Finishes Finishes= Meets Overlaps Overlaps= Start= Starts
+ Day-Name-Of Day-Of Duration-Of End-Time-Of Hour-Of Minute-Of Minutes-Of Month-Name-Of Month-Of Second-Of Seconds-Of Start-Time-Of Unit-Of Value-Of Year-Of
April August December February Friday January July June March May Monday November October Saturday September Sunday Thursday Tuesday Wednesday
Calendar-Date Calendar-Year Day-Name Day-Number Duration Hour-Number Minute-Number Month-Name Month-Number Second-Number Time-Point Time-Range Universal-Time-Spec Year-Number
All constants that were mentioned were defined.
The following constants are defined in this ontology and augment definitions in an included ontology(s) (this is not an error):