Bell numbers
Summary
The Bell numbers count all the partitions of an -element set. They are the row sums of the Stirling numbers of the second kind. The node Bell numbers gives the precise definition.
Where this leads
1 page builds on this one.
Further reading
- Web https://en.wikipedia.org/wiki/Bell_number, Set partitions
About this page
| Tag | 0TKP3TDD02 |
|---|---|
| URI | m2://0TKP3TDD02 |
| Kind | concept |
| Writing | W1 stated |
| MSC | 11B73 |
| Same as |
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What this page needs for W2
- edge instance_of in: at least two examples (0 of 2)
- edge not_instance_of in: at least one non-example (0 of 1)
- edge specializes both: the more general notions and the special cases (0 of 1)
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