Cycle type of random permutations: A toolkit
arXiv:2104.12019 · doi:10.19086/da.38090
Abstract
We prove a number of results, new and old, about the cycle type of a random permutation on S_n. Underlying our analysis is the idea that the number of cycles of size k is roughly Poisson distributed with parameter 1/k. In particular, we establish strong results about the distribution of the number of cycles whose lengths lie in a fixed but arbitrary set I. Our techniques are motivated by the theory of sieves in number theory.
arXiv commentFinal published version for in Discrete Analysis
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