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Enumerating kth Roots in the Symmetric Inverse Monoid. (arXiv:1709.03603v1 [math.CO])

来源于:arXiv
The symmetric inverse monoid, SIM(n), is the set of all partial one-to-one mappings from the set {1, 2, ... , n} to itself under the operation of composition. Earlier research on the symmetric inverse

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