J. Llibre, C. Valls.
Phase portraits of the equation $\ddot x + a x \dot x + b x^3=0$.
Regul. Chaotic Dyn., 29(6), 825-837. 2024. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, C. Valls.
The phase portrait of all polynomial Liénard isochronous centers.
Chaos Solitons Fractals, 180, 114500. 2024. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, C. Valls.
Darboux theory of integrability in $T^n$.
Eur. J. Math., 10(26), 17 pp.. 2024. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, C. Valls.
The classical and improved Euler-Jacobi formula and polynomial vector fields in $R^n$.
J. Dyn. Diff. Equat., 36, 2093-2110. 2024. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, C. Valls.
Darboux theory of integrability on the Clifford n-dimensional torus.
Bull. Sci. Math., 192, 103403. 2024. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, C. Valls.
A weakened Markus-Yamabe condition for planar polynomial differential systems of degree (1,n).
Proc. Edinb. Math. Soc. (2), 66, 1110–1118. 2024. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, C. Valls.
The dynamics of the Ladder system.
J. Phys. Soc. Jpn., 93, 014001 (5 pp.). 2024. [DOI]
PreprintAbstractPreprint at DDDUAB

J. Llibre, C. Valls.
Twin quadratic polynomial vector fields in the space $C^3$.
Dyn. Contin. Discrete Impuls. Syst. Ser A: Math Anal., 31(2), 121-132. 2024.
PreprintAbstractPreprint at DDDUAB

J. Llibre, C. Valls.
On the dynamics of a hyperjek memristive system.
Applied Physics A, 130, 903. 2024. [DOI]
PreprintAbstractPreprint at DDDUAB

D. Marín, J. Villadelprat.
Asymptotic expansion of the Dulac map and time for unfoldings of hyperbolic saddles: coefficient properties.
J. Differential Equations, 404, 43-107. 2024. [DOI]
PreprintAbstractPreprint at DDDUAB

T. Mayayo.
Local codimension-1 bifurcations in planar Filippov systems.
Masters thesis, Universitat Politècnica de Catalunya, Barcelona, June, 2024.

A. C. Rezende, M. A. S. Santos, J. Torregrosa.
Period function for a family of piecewise planar Hamiltonian systems.
Internat. J. Bifur. Chaos Appl. Sci. Engrg., 34(16), 2450199 (12 pp.). 2024. [DOI]
PreprintAbstractPreprint at DDDUAB

E. I. Abouelmagd, J. L. G. Guirao, J. Llibre.
On the periodic orbits of the perturbed two and three bodies problems.
Galaxies, 2023(11), 58. 2023. [DOI]
PreprintAbstractPreprint at DDDUAB

E. I. Abouelmagd, J. L. G. Guirao, J. Llibre.
Periodic orbits of quantised restricted three-body problem.
Universe (Basel), 9(3), 149. 2023. [DOI]
PreprintAbstractFull PDFPreprint at DDDUAB

Ll. Alsedà, D. Juher, J. Los, F. Mañosas.
On families of Bowen-Series-like maps for surface groups.
Regul. Chaotic Dyn., 28(4-5), 659-667. 2023. [DOI]
PreprintAbstractPreprint at DDDUAB

Ll. Alsedà, M. Misiurewicz, R. A. Pérez.
Flexibility of entropies for piecewise expanding unimodal maps.
In 48-66, Cambridge University Press, 2023. [DOI]
PreprintAbstractPreprint at DDDUAB

M. J. Álvarez, A. Gasull, R. Prohens.
Uniqueness of limit cycles for complex differential equations with two monomials.
J. Math. Anal. Appl., 518, 126663. 2023. [DOI]
PreprintAbstractPreprint at DDDUAB

M. E. Anacleto, J. Llibre, C. Valls, C. Vidal.
Limit cycles of a continuous piecewise differential system formed by a quadratic center and two linear centers.
Bol. Soc. Mat. Mexicana, 29, 29. 2023. [DOI]
PreprintAbstractPreprint at DDDUAB

M. E. Anacleto, J. Llibre, C. Valls, C. Vidal.
Crossing limit cycles for discontinuous piecewise linear differential centers separated by three parallel straight lines.
Rend. Circ. Mat. Palermo (2), 72(3), 1739-1750. 2023. [DOI]
PreprintAbstractPreprint at DDDUAB

A. Arenas, A. Garijo, S. Gómez Jiménez, J. Villadelprat.
A bifurcation analysis of the Microscopic Markov Chain Approach to contact-based epidemic spreading.
Chaos Solitons Fractals, 166, 112921. 2023. [DOI]
PreprintAbstractPreprint at DDDUAB