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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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Self-contracted curves are gradient flows of convex functions
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by Estibalitz Durand-Cartagena and Antoine Lemenant PDF
Proc. Amer. Math. Soc. 147 (2019), 2517-2531 Request permission

Abstract:

In this paper we prove that any $C^{1,\frac {1}{2}}$ curve in $\mathbb {R}^n$ is the solution of the gradient flow equation for some $C^1$ convex function $f$ if and only if it is strongly self-contracted.
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Additional Information
  • Estibalitz Durand-Cartagena
  • Affiliation: Departamento de Matemática Aplicada, UNED. ETSI Industriales, Juan del Rosal 12, 28040 Madrid, Spain
  • MR Author ID: 869504
  • Email: edurand@ind.uned.es
  • Antoine Lemenant
  • Affiliation: Université Paris 7 (Denis Diderot), Laboratoire Jacques Louis Lions (CNRS UMR 7598), Université Paris Diderot - Paris 7, U.F.R. de Mathématiques, Bâtiment Sophie Germain, 75205 Paris Cedex 13, France
  • MR Author ID: 889777
  • Email: lemenant@ljll.univ-paris-diderot.fr
  • Received by editor(s): February 21, 2018
  • Received by editor(s) in revised form: February 22, 2018, July 16, 2018, and August 27, 2018
  • Published electronically: February 14, 2019
  • Additional Notes: The first author was supported by the grant MTM2015-65825-P (MINECO of Spain).
    The second author was supported by the research PGMO grant COCA from the Hadamard Foundation.
  • Communicated by: Svitlana Mayboroda
  • © Copyright 2019 American Mathematical Society
  • Journal: Proc. Amer. Math. Soc. 147 (2019), 2517-2531
  • MSC (2010): Primary 34A99; Secondary 46N10
  • DOI: https://doi.org/10.1090/proc/14407
  • MathSciNet review: 3951429