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Contribution Details

Type Journal Article
Scope Discipline-based scholarship
Title Graphons, permutons and the Thoma simplex: three mod‐Gaussian moduli spaces
Organization Unit
Authors
  • Valentin Féray
  • Pierre‐Loïc Méliot
  • Ashkan Nikeghbali
Item Subtype Original Work
Refereed Yes
Status Published in final form
Language
  • English
Journal Title Proceedings of the London Mathematical Society
Publisher Wiley-Blackwell Publishing, Inc.
Geographical Reach international
ISSN 0024-6115
Volume 121
Number 4
Page Range 876 - 926
Date 2020
Abstract Text In this paper, we show how to use the framework of mod‐Gaussian convergence in order to study the fluctuations of certain models of random graphs, of random permutations and of random integer partitions. We prove that, in these three frameworks, a generic homogeneous observable of a generic random model is mod‐Gaussian under an appropriate renormalization. This implies a central limit theorem with an extended zone of normality, a moderate deviation principle, an estimate of the speed of convergence, a local limit theorem and a concentration inequality. The universal asymptotic behavior of the observables of these models gives rise to a notion of mod‐Gaussian moduli space.
Digital Object Identifier 10.1112/plms.12344
Other Identification Number merlin-id:20023
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Keywords General Mathematics