W. Aziz, A. Amen, C. Pantazi.
Integrability and linearizability of a family of three-dimensional quadratic systems.
Dyn. Syst., 36(2), 317-331. 2021. [DOI]
PreprintAbstractOA at DDDUAB

W. Aziz, C. J. Christopher, J. Llibre, C. Pantazi.
Three-dimensional Lotka-Volterra systems with 3:-1:2-resonance.
Mediterranean J. Math., 18, 167:1-24. 2021. [DOI]
PreprintAbstractOA at DDDUAB

A. Bakhshalizadeh, J. Llibre.
Limit cycles of piecewise differential equations on the cylinder.
Bull. Sci. Math., 170, 103013:1-13. 2021. [DOI]
PreprintAbstractOA at DDDUAB

K. Banerjee, X. Buff, J. Canela, A. Epstein.
Tips of tongues in the double standard family.
Nonlinearity, 34(12), 8174. 2021. [DOI]
PreprintAbstractOA at DDDUAB

E. Barrabés, J. M. Cors, A. C. Fernandes, C. Vidal.
Convexity and symmetry of central configurations in the five-body problem: Lagrange plus two.
Qual. Theory Dyn. Syst., 20, 63. 2021. [DOI]
PreprintAbstractOA at DDDUAB

I. Basak, J. Llibre.
Dynamics of two Einstein-Friedmann cosmological models.
Eur. Phys. J. Plus, 136, 8:1-7. 2021. [DOI]
PreprintAbstractOA at DDDUAB

J. L. R. Bastos, C. A. Buzzi, J. Torregrosa.
Orbitally symmetric systems with applications to planar centers.
Commun. Pure Appl. Anal., 20(10), 3319-3347. 2021. [DOI]
PreprintAbstractOA at DDDUAB

A. Belfar, R. Benterki, J. Llibre.
Limit cycles of planar discontinuous piecewise linear Hamiltonian systems without equilibrium points and separated by irreducible cubics.
Dyn. Contin. Discrete Impuls. Syst. Ser. B Appl. Algorithms, 28(6), 399-421. 2021.
PreprintAbstractOA at DDDUAB

R. Benterki, J. J. Jimenez Ruiz, J. Llibre.
Limit cycles of planar discontinuous piecewise linear Hamiltonian systems without equilibria separated by reducible cubics.
Electron. J. Qual. Theory Differ. Equ., 2021(69), 1-38. 2021. [DOI]
PreprintAbstractOA at DDDUAB

R. Benterki, J. Llibre.
The limit cycles of discontinuous piecewise linear differential systems formed by centers and separated by irreducible cubic curves I.
Dyn. Contin. Discrete Impuls. Syst. Ser A: Math Anal., 28, 153-192. 2021.
PreprintAbstractOA at DDDUAB

C. A. Buzzi, Y. R. Carvalho, A. Gasull.
The local period function for Hamiltonian systems with applications.
J. Differential Equations, 280, 590-617. 2021. [DOI]
PreprintAbstractOA at DDDUAB

C. A. Buzzi, Y. R. Carvalho, A. Gasull.
Limit cycles for some families of smooth and non-smooth planar systems.
Nonlinear Anal., 207, 112298:1-13. 2021. [DOI]
PreprintAbstractOA at DDDUAB

C. A. Buzzi, J. Llibre, P. Santana.
Phase portraits of (2;0) reversible vector fields with symmetrical singularities.
J. Math. Anal. Appl., 503, 125324:1-21. 2021. [DOI]
PreprintAbstractOA at DDDUAB

C. A. Buzzi, A. L. Rodero, J. Torregrosa.
Centers and limit cycles of vector fields defined on invariant spheres.
J. Nonlinear Sci., 31(92), 1-28. 2021. [DOI]
PreprintAbstractOA at DDDUAB

B. Campos, J. Canela, A. Garijo, P. Vindel.
Dynamics of a family of rational operators of arbitrary degree.
Math. Model. Anal., 26(2), 188-208. 2021. [DOI]
PreprintAbstractOA at DDDUAB

H. Chen, J. Llibre, Y. Tang.
The limit cycles of the Higgins-Selkov systems.
J. Nonlinear Sci., 31, 85 (25 pages). 2021. [DOI]
PreprintAbstractOA at DDDUAB

T. Chen, S. Li, J. Llibre.
Phase portraits and bifurcation diagram of the Gray-Scott model.
J. Math. Anal. Appl., 496, 124840. 2021. [DOI]
PreprintAbstractOA at DDDUAB

A. Cima, A. Gasull, V. Mañosa.
Stability index of linear random dynamical systems.
Electron. J. Qual. Theory Differ. Equ., 2021(15), 1-27. 2021. [DOI]
PreprintAbstractOA at DDDUAB

A. Cima, A. Gasull, V. Mañosa.
Phase portraits of random planar homogeneous vector fields.
Qual. Theory Dyn. Syst., 20(3), . 2021. [DOI]
PreprintAbstractOA at DDDUAB

R. Colucci, E. Diz Pita, M. V. Otero Espinar.
Dynamics of a two prey and one predator system with indirect effect.
Mathematics, 9, 436:1-22. 2021. [DOI]
Open AccessAbstractFull PDFOA at DDDUAB