On The Average-Case Complexity of Shellsort

Open Access
Authors
Publication date 27-01-2015
Edition 2
Number of pages 11
Publisher Ithaca, NY: ArXiv
Organisations
  • Interfacultary Research - Institute for Logic, Language and Computation (ILLC)
Abstract We prove a lower bound expressed in the increment sequence on the average-case complexity of the number of inversions of Shellsort. This lower bound is sharp in every case where it could be checked. A special case of this lower bound yields the general Jiang-Li-Vit\'anyi lower bound. We obtain new results e.g. determining the average-case complexity precisely in the Yao-Janson-Knuth 3-pass case.
Document type Working paper
Note Version 1 (2015) and 3 and 4 (2017) also available on ArXiv.org.
Language English
Published at https://arxiv.org/abs/1501.06461v2
Downloads
1501.06461v2 (Submitted manuscript)
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