M. Corbera, J. Llibre, C. Valls.
Planar central configurations of some restricted (4+1)-body problems.
J. Math. Phys., 63, 122901. 2022. [DOI]
PreprintAbstractPreprint at DDDUAB

M. Corbera, C. Valls.
Hamiltonian nilpotent saddles of linear plus cubic homogeneous polynomial vector fields.
Nonlinear Anal. Real World Appl., 64, 103451:1-21. 2022. [DOI]
PreprintAbstractPreprint at DDDUAB

C. Cufí-Cabré, J. Llibre.
Periods of the Morse-Smale diffeomorphisms on $S^n$ and $S^m \times S^n$ and $HP^n$.
J. Fixed Point Theory Appl., 24(4), 1-12. 2022. [DOI]
PreprintAbstractPreprint at DDDUAB

R. Euzébio, J. Llibre, D. J. Tonon.
Lower bounds for the number of limit cycles in a generalized Rayleigh-Liénard oscillator.
Nonlinearity, 35, 3883-3906. 2022. [DOI]
PreprintAbstractPreprint at DDDUAB

L. P. C. Cruz, J. Torregrosa.
Bifurcation of limit cycles in piecewise quadratic differential systems with an invariant straight line.
J. Math. Anal. Appl., 514, 126256. 2022. [DOI]
PreprintAbstractPreprint at DDDUAB

T. Carvalho, L. F. Gonçalves, J. Llibre.
On the limit cycles of a class of discontinuous piecewise differential systems formed by two rigid centers governed by odd degree polynomials.
Internat. J. Bifur. Chaos Appl. Sci. Engrg., 32(16), 2250245 (11 pages). 2022. [DOI]
PreprintAbstractPreprint at DDDUAB

E. Diz Pita.
Qualitative dynamics of planar and spatial Lotka-Volterra and Kolmogorov systems.
PhD thesis, Universidade de Santiago de Compostela, 2022.
Open Acces

E. Diz Pita, J. Llibre, M. V. Otero Espinar.
Phase portraits of a family of Kolmogorov systems with infinitely many singular points at infinty.
Commun. Nonlinear Sci. Numer. Simul., 104, 106038:1-16. 2022. [DOI]
PreprintAbstractPreprint at DDDUAB

E. Diz Pita, J. Llibre, M. V. Otero Espinar.
Global phase portraits of a predator-prey system.
Electron. J. Qual. Theory Differ. Equ., 2022(16), 1-13. 2022. [DOI]
PreprintAbstractPreprint at DDDUAB

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]
PreprintAbstractPreprint 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