E. Diz Pita, J. Llibre, M. V. Otero Espinar.
Planar Kolmogorov systems with infinitely many singular points at infinity.
Internat. J. Bifur. Chaos Appl. Sci. Engrg., 32(5), 2250065. 2022. [DOI]
AbstractPreprint at DDDUAB

F. Gao, J. Llibre.
Global dynamics of the Horava-Lifshitz cosmology in the presence of non-zero cosmological constant in a flat space.
Phys. Dark. Universe, 38, 101139. 2022. [DOI]
PreprintAbstractPreprint at DDDUAB

A. Gasull.
55 proves sense paraules.
Mat. Mat., 2022, 2:1-61. 2022.
PreprintAbstractPreprint at DDDUAB

A. Gasull.
Los babilonios y Newton.
Gac. R. Soc. Mat. Esp., 25(3), 488. 2022.
PreprintPreprint at DDDUAB

A. Gasull, J. Groisman, F. Mañosas.
Regularization of Brouwer translation theorem.
Qual. Theory Dyn. Syst., 21, 135. 2022. [DOI]
PreprintAbstractPreprint at DDDUAB

A. Gasull, L. Hernández-Corbato, F. R. Ruiz del Portal.
Parrondo's paradox for homeomorphisms.
Proc. Roy. Soc. Edinburgh Sect. A, 152, 817-825. 2022. [DOI]
PreprintAbstractFull PDFPreprint at DDDUAB

A. Gasull, C. Valls.
Discrete Melnikov functions.
J. Difference Equ. Appl., 20(10), 1348-1361. 2022. [DOI]
PreprintAbstractPreprint at DDDUAB

B. Ghermoul, J. Llibre, T. Salhi.
Limit cycles of continuous piecewise differential systems formed by linear and quadratic isochronous centers I.
Internat. J. Bifur. Chaos Appl. Sci. Engrg., 32(1), 2250003 (28 pages). 2022. [DOI]
PreprintAbstractPreprint at DDDUAB

B. Ghermoul, J. Llibre, T. Salhi.
Limit cycles of continuous piecewise differential systems formed by linear and quadratic isochronous centers iI.
Internat. J. Bifur. Chaos Appl. Sci. Engrg., 32(6), 2250091 (33 pages). 2022. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Giné, M. Grau, J. Llibre.
Criteria on the existence of limit cycles in planar polynomial differential systems.
Exposition. Math., 40, 1049-1083. 2022. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Giné, J. Llibre.
A characterization of the generalized Liénard polynomial differential systems having invariant algebraic curves.
Chaos Solitons Fractals, 158, 112075:1-4. 2022. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Giné, J. Llibre.
Invariant algebraic curves of generalized Liénard polynomial differential systems.
Mathematics, 10, 209:1-15. 2022. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Ginoux, F. Jovanovic, R. Meucci, J. Llibre.
Rocard's 1941 chaotic relaxation econometric oscillator.
Internat. J. Bifur. Chaos Appl. Sci. Engrg., 32(3), 2250043 (12 pages). 2022. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Ginoux, D. Lebiedz, R. Meucci, J. Llibre.
Flow curvature manifold and energy of generalized Liénard systems.
Chaos Solitons Fractals, 161, 112354:1-7. 2022. [DOI]
PreprintAbstractPreprint at DDDUAB

L. F. d. S. Gouveia, J. Torregrosa.
The local cyclicity problem. Melnikov method using Lyapunov constants.
Proc. Edinb. Math. Soc. (2), 65, 356-375. 2022. [DOI]
PreprintAbstractPreprint at DDDUAB

Z. Guo, J. Llibre.
Non-equivalence between the Melnikov and the averaging methods for nonsmooth differential systems.
Qual. Theory Dyn. Syst., 21, 114:1-13. 2022. [DOI]
PreprintAbstractPreprint at DDDUAB

Z. Guo, J. Llibre.
Limit cycles of a class of discontinuous piecewise differential systems separated by the curve $y=x^n$ via averaging theory.
Internat. J. Bifur. Chaos Appl. Sci. Engrg., 32(12), 2250187. 2022. [DOI]
PreprintAbstractPreprint at DDDUAB

H. He, J. Llibre, D. Xiao.
Hamiltonian polynomial differential systems with global centers in R^2.
Scientia Sinica Mathematica, 52(6), 617-628. 2022. [DOI]
PreprintAbstract

R. Huzak, D. Rojas.
Abelian integrals and non-generic turning points.
Qual. Theory Dyn. Syst., 21(77), 1-18. 2022. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Itikawa, R. D. S. Oliveira, J. Torregrosa.
First-order perturbation for multi-parameter center families.
J. Differential Equations, 309, 291-310. 2022. [DOI]
PreprintAbstractFull PDFPreprint at DDDUAB