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Partition a set into $k$ non-empty subsets
The Stirling number of the second kind is the number of ways to partition a set of $n$ objects into $k$ non-empty subsets. In Mathematica, this is implemented as ...
2
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1answer
113 views
Integer partitions in all orderings
I want to partition an integer into $k$ integers all possible orderings. This can be done in the following way
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