Definition:Saturation (Group Action)

Definition
Let $G$ be a group acting on a set $X$.

Let $S\subset X$ be a subset.

Also denoted as
The saturation is also denoted $\operatorname{Sat} \left({S}\right)$.

Also see

 * Equivalence of Definitions of Saturation Under Group Action
 * Definition:Saturation (Equivalence Relation)