Publicacións en colaboración con investigadores/as de Universitat de Lleida (21)

2024

  1. ANALYTICAL INTEGRABILITY OF PERTURBATIONS OF DEGENERATE QUADRATIC SYSTEMS

    Journal of Applied Analysis and Computation, Vol. 14, Núm. 2, pp. 864-885

  2. Center conditions to find certain degenerate centers with characteristic directions

    Mathematics and Computers in Simulation, Vol. 215, pp. 628-638

2023

  1. Analytically integrable system orbitally equivalent to a semi-quasihomogeneous system

    Nonlinear Analysis, Theory, Methods and Applications, Vol. 234

2022

  1. Center problem for generic degenerate vector fields

    Nonlinear Analysis, Theory, Methods and Applications, Vol. 214

2021

  1. A New Normal Form for Monodromic Nilpotent Singularities of Planar Vector Fields

    Mediterranean Journal of Mathematics, Vol. 18, Núm. 5

  2. Orbital reversibility of planar vector fields

    Mathematics, Vol. 9, Núm. 1, pp. 1-25

2020

  1. Analytic integrability around a nilpotent singularity: The non-generic case

    Communications on Pure and Applied Analysis, Vol. 19, Núm. 1, pp. 407-423

  2. Center conditions of a particular polynomial differential system with a nilpotent singularity

    Journal of Mathematical Analysis and Applications, Vol. 483, Núm. 2

  3. Orbitally universal centers

    Nonlinear Analysis, Theory, Methods and Applications, Vol. 195

2019

  1. Analytic integrability around a nilpotent singularity

    Journal of Differential Equations, Vol. 267, Núm. 1, pp. 443-467

  2. Integrability of planar nilpotent differential systems through the existence of an inverse integrating factor

    Communications in Nonlinear Science and Numerical Simulation, Vol. 71, pp. 130-140

  3. Nondegenerate and Nilpotent Centers for a Cubic System of Differential Equations

    Qualitative theory of dynamical systems, Vol. 18, Núm. 1, pp. 333-345

2018

  1. Nondegenerate centers and limit cycles of cubic Kolmogorov systems

    Nonlinear Dynamics, Vol. 91, Núm. 1, pp. 487-496

  2. The center problem for Z2-symmetric nilpotent vector fields

    Journal of Mathematical Analysis and Applications, Vol. 466, Núm. 1, pp. 183-198

2016

  1. Analytic Integrability of Some Examples of Degenerate Planar Vector Fields

    Acta Applicandae Mathematicae, Vol. 141, Núm. 1, pp. 1-15

  2. Analytic integrability inside a family of degenerate centers

    Nonlinear Analysis: Real World Applications, Vol. 31, pp. 288-307

  3. Geometric Criterium in the Center Problem

    Mediterranean Journal of Mathematics, Vol. 13, Núm. 5, pp. 2593-2611

  4. Nilpotent centres via inverse integrating factors

    European Journal of Applied Mathematics, Vol. 27, Núm. 5, pp. 781-795

2014

  1. Analytic integrability for some degenerate planar vector fields

    Journal of Differential Equations, Vol. 257, Núm. 2, pp. 549-565

2013

  1. Analytic integrability for some degenerate planar systems

    Communications on Pure and Applied Analysis, Vol. 12, Núm. 6, pp. 2797-2809