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Results tagged with partitions
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user 83377
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The number of good partitions
It is well known that the number of partitions of this set is the Bell number $B_{n+m}$. … EDIT: In a related post, https://math.stackexchange.com/questions/289016/partitions-and-bell-numbers, they find an expression for partitions of an $n$-element set with no singletons. …
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