Inequalities Between Ranks and Cranks

Higher moments of the partition rank and crank statistics have been studied for their connections to combinatorial objects such as Durfee symbols, as well as for their connections to harmonic Maass forms. This paper proves the first several cases of (and strengthens) a conjecture due to Garvan, whic...

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Main Authors: Bringmann, Kathrin, Mahlburg, Karl Eugene
Other Authors: Massachusetts Institute of Technology. Department of Mathematics
Format: Article
Language:en_US
Published: American Mathematical Society 2009
Online Access:http://hdl.handle.net/1721.1/49528
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author Bringmann, Kathrin
Mahlburg, Karl Eugene
author2 Massachusetts Institute of Technology. Department of Mathematics
author_facet Massachusetts Institute of Technology. Department of Mathematics
Bringmann, Kathrin
Mahlburg, Karl Eugene
author_sort Bringmann, Kathrin
collection MIT
description Higher moments of the partition rank and crank statistics have been studied for their connections to combinatorial objects such as Durfee symbols, as well as for their connections to harmonic Maass forms. This paper proves the first several cases of (and strengthens) a conjecture due to Garvan, which states that the moments of the crank function are always larger than the moments of the rank function. Furthermore, asymptotic estimates for these differences are also proven.
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spelling mit-1721.1/495282022-09-28T14:08:59Z Inequalities Between Ranks and Cranks Bringmann, Kathrin Mahlburg, Karl Eugene Massachusetts Institute of Technology. Department of Mathematics Mahlburg, Karl Eugene Mahlburg, Karl Eugene Higher moments of the partition rank and crank statistics have been studied for their connections to combinatorial objects such as Durfee symbols, as well as for their connections to harmonic Maass forms. This paper proves the first several cases of (and strengthens) a conjecture due to Garvan, which states that the moments of the crank function are always larger than the moments of the rank function. Furthermore, asymptotic estimates for these differences are also proven. National Security Administration National Science Foundation 2009-11-04T16:43:22Z 2009-11-04T16:43:22Z 2009-02 2008-10 Article http://purl.org/eprint/type/SubmittedJournalArticle 0002-9939 1088-6826 http://hdl.handle.net/1721.1/49528 Bringmann, Kathrin, and Karl Mahlburg. “Inequalities between ranks and cranks.” 137 (2009): 2567-2574. en_US http://dx.doi.org/10.1090/S0002-9939-09-09806-2 Proceedings of The American Mathematical Society Article is made available in accordance with the publisher's policy and may be subject to US copyright law. Please refer to the publisher's site for terms of use. application/pdf American Mathematical Society Karl Mahlburg
spellingShingle Bringmann, Kathrin
Mahlburg, Karl Eugene
Inequalities Between Ranks and Cranks
title Inequalities Between Ranks and Cranks
title_full Inequalities Between Ranks and Cranks
title_fullStr Inequalities Between Ranks and Cranks
title_full_unstemmed Inequalities Between Ranks and Cranks
title_short Inequalities Between Ranks and Cranks
title_sort inequalities between ranks and cranks
url http://hdl.handle.net/1721.1/49528
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