isSubset: Check which edits are dominated by other ones.
Description
An edit defines a subregion of the space of all possible
value combinations of a record. Records in this region
are interpreted as invalid. An edit rule which defines a
region equal to or contained in the region defined by
another edit is redundant. (In data editing literature,
this is often referred to as a domination
relation.)Value
logical
vector indicating if an edit is a subset
of at least one other edit.