Left-normal subsemigroup

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ANALOGY: This is an analogue in semigroup of a property encountered in group. Specifically, it is a subsemigroup property analogous to the subgroup property: normal subgroup
View other analogues of normal subgroup | View other analogues in semigroups of subgroup properties (OR, View as a tabulated list)

Definition

A subsemigroup N of a semigroup S is termed left-normal if for all g \in S, gN \subseteq Ng.

External links

Planetmath page