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Results tagged with enumerative-combinatorics
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user 95756
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Which combinatorial class do noncrossing partitions belong to?
Let $n$ be a nonnegative integer. The set $\lbrace 1,2,\ldots, n\rbrace$ is partitioned into blocks, with $p\left(n\right)$ possibilities (e.g., for permutations $p\left(n\right)=n!).$ For each block …
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