Set Partition

A set partition of a set is a collection of disjoint subsets of whose union is . The number of partitions of the set ${k}_(k=1)^n$ is called a Bell number.

See also

Bell Number, Block, Partition, Restricted Growth String, Stirling Number of the Second Kind

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References

Ruskey, F. "Info About Set Partitions." http://www.theory.csc.uvic.ca/~cos/inf/setp/SetPartitions.html.

Cite this as:

Weisstein, Eric W. "Set Partition." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/SetPartition.html

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