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Proceedings of the American Mathematical Society

Published by the American Mathematical Society since 1950, Proceedings of the American Mathematical Society is devoted to shorter research articles in all areas of pure and applied mathematics.

ISSN 1088-6826 (online) ISSN 0002-9939 (print)

The 2020 MCQ for Proceedings of the American Mathematical Society is 0.85.

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Targets and holes
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by P. Giulietti, P. Koltai and S. Vaienti PDF
Proc. Amer. Math. Soc. 149 (2021), 3293-3306 Request permission

Abstract:

We address the extreme value problem of a one-dimensional dynamical system approaching a fixed target while constrained to avoid a fixed set, which can be thought of as a small hole. The presence of the latter influences the extremal index which depends explicitly on the escape rate.
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Additional Information
  • P. Giulietti
  • Affiliation: Scuola Normale Superiore – Centro di Ricerca Matematica Ennio De Giorgi, Piazza dei Cavalieri 7, 56126 Pisa, Italy
  • MR Author ID: 1026357
  • ORCID: 0000-0001-9604-1699
  • Email: paolo.giulietti@sns.it
  • P. Koltai
  • Affiliation: Department of Mathematics and Computer Science, Freie Universität Berlin, Arnimallee 6, 14195 Berlin, Germany
  • MR Author ID: 888314
  • ORCID: 0000-0002-8127-6804
  • Email: peter.koltai@fu-berlin.de
  • S. Vaienti
  • Affiliation: Aix Marseille Université, Université de Toulon, CNRS, CPT, 13009 Marseille, France
  • MR Author ID: 176525
  • Email: vaienti@cpt.univ-mrs.fr
  • Received by editor(s): September 20, 2019
  • Received by editor(s) in revised form: October 1, 2020
  • Published electronically: May 10, 2021
  • Additional Notes: The first author was financially supported by the Centro di Ricerca Matematica Ennio de Giorgi and of UniCredit Bank R&D group through the “Dynamics and Information Theory Institute” at the Scuola Normale Superiore. The second author was supported by the Deutsche Forschungsgemeinschaft (DFG) through grant CRC 1114 “Scaling Cascades in Complex Systems”, Project Number 235221301, Project A01; he thanks also the Centro de Giorgi in Pisa where this work was initiated. The third author was supported by the Laboratoire International Associé LIA LYSM, the INdAM (Italy), the UMI-CNRS 3483, Laboratoire Fibonacci (Pisa) where this work had been completed under a CNRS delegation and the Centro de Giorgi in Pisa.
  • Communicated by: Wenxian Shen
  • © Copyright 2021 American Mathematical Society
  • Journal: Proc. Amer. Math. Soc. 149 (2021), 3293-3306
  • MSC (2020): Primary 37A25, 60G70; Secondary 37E05, 37D99
  • DOI: https://doi.org/10.1090/proc/15384
  • MathSciNet review: 4273135