Class HISTORY

Root object of a linear history, i.e. time series structure. For a periodic series
of events, period will be set, and the time of each Event in the History must
correspond; i.e. the EVENT.offset must be a multiple of period for each Event.
Missing events in a period History are however allowed.

Declaration :

Artifact : HISTORY

Relation summary (<directional composition>)

Optional summary data expressing e.g. text or image which summarises entire
History.

Declaration :

Attribut origin

Time origin of this event history. The first event is not necessarily at the origin
point.

Declaration :

Attribut period

Period between samples in this segment if periodic.

Declaration :

Attribut duration

Duration of the entire History

Declaration :

Operation is_periodic

Indicates whether history is periodic.

Declaration :

Relation events (<directional composition>)

The events in the series.

Declaration :

All public operations : as_hierarchy , concept , is_archetype_root , is_periodic , item_at_path , items_at_path , parent , path_exists , path_of_item , path_unique