A. Gasull, D. D. Novaes, J. Torregrosa.
Weak-Coppel problem for a class of Riccati differential equations.
Preprint. September, 2025.
PreprintAbstract

A. Murza, J. Llibre.
Darboux theory of integrability for real polynomial vector fields on the n-dimensional hyperboloid.
Preprint. August, 2025.
Abstract

Y. Li, J. Llibre.
Dynamics of a differential system in $R^3$ with a simple chaotic flow.
Preprint. August, 2025.
Abstract

J. Llibre, H. Zeng.
Global phase portraits of a SIS model with importation and removal.
Preprint. July, 2025.
Abstract

L. Queiroz, J. Llibre.
On a class of Hamiltonian Kolmogorov systems.
Preprint. June, 2025.
Abstract

R. F. Appis, J. Llibre.
No global centers in a class of cubic systems.
Preprint. June, 2025.
Abstract

J. Llibre, A. C. Rezende, L. P. Serantola.
The periodic orbits of some classes of $3$-dimensional relay hybrid systems.
Preprint. June, 2025.
Abstract

A. Murza, J. Llibre.
Polynomial vector fields on the whitney umbrella.
Preprint. June, 2025.
Abstract

J. Llibre, G. Rondon.
The dynamics of the Ehrhard-Müller system with invariant algebraic surfaces.
Preprint. May, 2025.
PreprintAbstract

R. D. S. Oliveira, A. L. Rodero, J. Torregrosa.
Mixed simultaneous cyclicity for piecewise smooth vector fields defined on an invariant sphere.
Preprint. May, 2025.
Abstract

D. Marín, J. Villadelprat.
Derivatives of the separation function of generalized saddle connections.
Preprint. May, 2025.
PreprintAbstract

B. R. de Freitas, D. Avila, F. Becatti, J. Llibre.
Limit cycles of continuous-discontinuous piecewise differential systems formed by two Hamiltonian systems and separated by a non-regular line.
Preprint. April, 2025.
Abstract

X. Hu, B. Huang, J. Llibre, Y. Tang.
ZeroHopf and nilpotent zero-Hopf bifurcation of periodic orbits in Hamiltonian systems.
Preprint. April, 2025.
Abstract

J. C. Artés, L. Cairó, J. Llibre.
Phase portraits of the families VII and VIII of the quadratic polynomial differential systems.
Preprint. April, 2025.
Abstract

G. Rondon, P. R. Silva, L. F. d. S. Gouveia.
Holomorphic slow-fast systems.
Preprint. April, 2025.
PreprintAbstract

M. Garrido, P. Martín, J. Paradela.
Parabolic saddles and Newhouse domains in celestial mechanics.
Preprint. April, 2025.
PreprintAbstract

M. E. Anacleto, J. Llibre, C. Valls.
Global dynamics of the predator-prey Rosenzweig-MacArthur model with Allee effect.
Preprint. March, 2025.
Abstract

J. Llibre, Y. P. Martinez-Mancilla.
On the Hamiltonian Hopf bifurcation in the 3D Hénon-Heiles Hamiltonian revised.
Preprint. March, 2025.
Abstract

J. Llibre, Y. P. Martinez-Mancilla.
Hopf bifurcation in kolmogorov systems of degree of degree 4 in $R^2$ and $R^3$.
Preprint. March, 2025.
Abstract

C. A. Buzzi, J. Llibre, P. Santana.
Phase portraits of (2;1) reversible vector fields of low codimension.
Preprint. December, 2020.