Publicaciones (30) Publicaciones de ANTONIO JESÚS UREÑA ALCÁZAR

2023

  1. An antimaximum principle for periodic solutions of a forced oscillator

    Communications in Contemporary Mathematics, Vol. 25, Núm. 9

  2. How many Keplerian arcs are there between two points of spacetime?

    Celestial Mechanics and Dynamical Astronomy, Vol. 135, Núm. 2

  3. On the Lambert Problem with Drag

    Regular and Chaotic Dynamics, Vol. 28, Núm. 4, pp. 668-689

2022

  1. Bifurcation of closed orbits from equilibria of Newtonian systems with Coriolis forces

    Journal of Differential Equations, Vol. 338, pp. 441-473

  2. Instability of closed orbits obtained by minimization* * The author has been supported by Spanish ERDF Project MTM2017-82348-C2-1-P.

    Nonlinearity, Vol. 35, Núm. 10, pp. 5193-5225

2020

  1. Some simple results about the Lambert problem

    European Physical Journal: Special Topics, Vol. 229, Núm. 8, pp. 1405-1417

  2. To what extent are unstable the maxima of the potential?

    Annali di Matematica Pura ed Applicata, Vol. 199, Núm. 5, pp. 1763-1775

2019

  1. A Poincaré–Birkhoff theorem for Hamiltonian flows on nonconvex domains

    Journal des Mathematiques Pures et Appliquees, Vol. 129, pp. 131-152

2018

  1. The Spectrum of Reversible Minimizers

    Regular and Chaotic Dynamics, Vol. 23, Núm. 3, pp. 248-256

2017

  1. A Counterexample for Singular Equations with Indefinite Weight

    Advanced Nonlinear Studies, Vol. 17, Núm. 3, pp. 497-516

  2. A higher dimensional Poincaré–Birkhoff theorem for Hamiltonian flows

    Annales de l'Institut Henri Poincare (C) Analyse Non Lineaire, Vol. 34, Núm. 3, pp. 679-698

2016

  1. A higher-dimensional Poincaré-Birkhoff theorem without monotone twist

    Comptes Rendus Mathematique, Vol. 354, Núm. 5, pp. 475-479

  2. Periodic solutions of singular equations

    Topological Methods in Nonlinear Analysis, Vol. 47, Núm. 1, pp. 55-72

2013

  1. Instability of periodic minimals

    Discrete and Continuous Dynamical Systems- Series A, Vol. 33, Núm. 1, pp. 345-357

  2. Periodic and quasi-periodic motions of a relativistic particle under a central force field

    Bulletin of the London Mathematical Society, Vol. 45, Núm. 1, pp. 140-152

2011

  1. Dynamics of periodic second-order equations between an ordered pair of lower and upper solutions

    Advanced Nonlinear Studies, Vol. 11, Núm. 3, pp. 675-694

  2. Periodic motions in forced problems of Kepler type

    Nonlinear Differential Equations and Applications, Vol. 18, Núm. 6, pp. 649-657

  3. Periodic, subharmonic, and quasi-periodic oscillations under the action of a central force

    Discrete and Continuous Dynamical Systems, Vol. 29, Núm. 1, pp. 169-192

2010

  1. Introducción a la mecánica celeste

    Editorial Universidad de Granada

  2. Invariant manifolds around equilibria of Newtonian equations: Some pathological examples

    Journal of Differential Equations, Vol. 249, Núm. 2, pp. 366-391