Category:Nests

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This category contains results about Nests.


Let $S$ be a set.

Let $\powerset S$ be its power set.

Let $N \subseteq \powerset S$ be a subset of $\powerset S$.


Then $N$ is a nest if and only if:

$\forall X, Y \in N: X \subseteq Y$ or $Y \subseteq X$

Pages in category "Nests"

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