ECS #15: Set partitions
ECS #15: Set partitions
ECS #15: Set partitions
 | ECS #15: Set partitions
|
1. Description
- Set partitions with all blocks of size >=1
- Bell numbers
2. Specification
This
labelled
structure is specified as S in
\displaystyle
\left\{ S={\rm Set} \left( {\rm Set} \left( Z,1\leq {\rm card}
\right) \right) \right\}
other formats
3. Coefficients
3.1. First terms
4. Exponential
generating function
\displaystyle
{{\rm e}^{{{\rm e}^{x}}-1}}
other formats
5. References
6. Random structure
Search a combinatorial structure by: (firstTerms should be a sequence of integers, separated by commas).
Generated: 2009-11-21 04:09:08 in 1. seconds of elapsed time.
Based on commit 9d1e479..., Fri Jul 10 14:52:30 2009 +0200.
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