Definitions · The version record · Element
The versions
Each version of the definition, with dates.
The part
What it is
Superseded definitions kept in full, since a question about a historical number requires the definition in force at the time.
How often a definition changes is itself informative: frequent change suggests the underlying concept is unsettled.
The smallest level
The attributes it carries
Each attribute is one of the framework’s shared types. What a date is, and how it is written, is defined once for the whole model — the note here says what it means in this particular place.
The other elements in the version record
The break
Where the trend becomes non-comparable.
LearnThe restatement
Whether history was recalculated on the new basis.
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