Group sub-IAPS property

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This article is about a general term. A list of important particular cases (instances) is available at Category: Group sub-IAPS properties

Definition

A group sub-IAPS property is a map from the collection of all pairs of an IAPS of groups and a sub-IAPS to the two-element set (true, false), with the property that two equivalent (IAPS, sub-IAPS) pairs either both have the property or both do not have the property.