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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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Fixed points of the area preserving Poincaré maps on two-manifolds
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by Klaudiusz Wójcik PDF
Proc. Amer. Math. Soc. 145 (2017), 5223-5233 Request permission

Abstract:

We study the number of fixed points of the area preserving Poincaré map $P$ associated to periodic in time ODE’s on two-manifolds. We prove the fixed point index formula for the Poincaré map based on the method of periodic isolating segments. As the application we show that the $1$-periodic hamiltonian planar system \[ \dot {z}=\overline {z}^n+e^{2\pi i t}\overline {z}^l \] has at least $n+1$ non-zero $1$-periodic solutions provided that $l>n\geq 1$.
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Additional Information
  • Klaudiusz Wójcik
  • Affiliation: Department of Mathematics and Computer Science, Jagiellonian University, Łojasiewicza 6, 30-348 Kraków, Poland
  • Email: Klaudiusz.Wojcik@uj.edu.pl
  • Received by editor(s): October 9, 2015
  • Received by editor(s) in revised form: December 29, 2016
  • Published electronically: June 16, 2017
  • Communicated by: Yingfei Yi
  • © Copyright 2017 American Mathematical Society
  • Journal: Proc. Amer. Math. Soc. 145 (2017), 5223-5233
  • MSC (2010): Primary 34C25; Secondary 37B30
  • DOI: https://doi.org/10.1090/proc/13642
  • MathSciNet review: 3717951