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Alexandrov-embedded closed magnetic geodesics on S2

Published online by Cambridge University Press:  13 June 2011

MATTHIAS SCHNEIDER*
Affiliation:
Ruprecht-Karls-Universität, Im Neuenheimer Feld 288, 69120 Heidelberg, Germany (email: [email protected])

Abstract

We prove the existence of two Alexandrov-embedded closed magnetic geodesics on any two-dimensional sphere with non-negative Gauß curvature.

Type
Research Article
Copyright
Copyright © Cambridge University Press 2011

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References

[1]Arnold, V. I.. The first steps of symplectic topology. Uspekhi Mat. Nauk 41(6(252)) (1986), 318, 229.Google Scholar
[2]Arnold, V. I.. Arnold’s Problems. Springer, Berlin, 2004, Translated and revised edition of the 2000 Russian original, with a preface by V. Philippov, A. Yakivchik and M. Peters.Google Scholar
[3]Contreras, G., Macarini, L. and Paternain, G. P.. Periodic orbits for exact magnetic flows on surfaces. Int. Math. Res. Not. (8) (2004), 361387.CrossRefGoogle Scholar
[4]Ginzburg, V. L.. New generalizations of Poincaré’s geometric theorem. Funktsional. Anal. i Prilozhen. 21(2) (1987), 1622, 96.CrossRefGoogle Scholar
[5]Ginzburg, V. L.. On closed trajectories of a charge in a magnetic field. An application of symplectic geometry. Contact and Symplectic Geometry (Cambridge, 1994) (Publications of the Newton Institute, 8). Cambridge University Press, Cambridge, 1996, pp. 131148.Google Scholar
[6]Ginzburg, V. L.. On the existence and non-existence of closed trajectories for some Hamiltonian flows. Math. Z. 223(3) (1996), 397409.CrossRefGoogle Scholar
[7]Katok, A. B.. Ergodic perturbations of degenerate integrable Hamiltonian systems. Izv. Akad. Nauk SSSR Ser. Mat. 37 (1973), 539576.Google Scholar
[8]Novikov, S. P.. The Hamiltonian formalism and a many-valued analogue of Morse theory. Uspekhi Mat. Nauk 37(5(227)) (1982), 349 248.Google Scholar
[9]Novikov, S. P. and Taimanov, I. A.. Periodic extremals of multivalued or not everywhere positive functionals. Dokl. Akad. Nauk SSSR 274(1) (1984), 2628.Google Scholar
[10]Osserman, R.. The isoperimetric inequality. Bull. Amer. Math. Soc. 84(6) (1978), 11821238.CrossRefGoogle Scholar
[11]Robadey, A.. Autour des géodésiques fermées simples sur la sphère. Master Thesis, Université Paris VII, 2001.Google Scholar
[12]Rosenberg, H. and Smith, G.. Degree theory of immersed hypersurfaces. Preprint, 2010, arXiv:1010.1879 [math.DG].Google Scholar
[13]Schlenk, F.. Applications of Hofer’s geometry to Hamiltonian dynamics. Comment. Math. Helv. 81(1) (2006), 105121.CrossRefGoogle Scholar
[14]Schneider, M.. Closed magnetic geodesics on S2. J. Differential Geom. (2011), Preprint, arXiv:0808.4038 [math.DG], to appear.CrossRefGoogle Scholar
[15]Taimanov, I. A.. Non-self-intersecting closed extremals of multivalued or not-everywhere-positive functionals. Izv. Akad. Nauk SSSR Ser. Mat. 55(2) (1991), 367383.Google Scholar
[16]Taimanov, I. A.. Closed extremals on two-dimensional manifolds. Uspekhi Mat. Nauk 47(2(284)) (1992), 143185, 223.Google Scholar
[17]Tromba, A. J.. A general approach to Morse theory. J. Differential Geom. 12(1) (1977), 4785.CrossRefGoogle Scholar
[18]Ziller, W.. Geometry of the Katok examples. Ergod. Th. & Dynam. Sys. 3(1) (1983), 135157.CrossRefGoogle Scholar