J. Llibre, C. Valls.   NEW 2026-02-16
Global asymptotical stability on the generalized polynomial Liénard systems.
LliVal2026. February, 2026.
Abstract

C. A. Buzzi, Y. R. Carvalho.   NEW 2026-02-16
Local bifurcations in a class of piecewise-smooth Filippov systems with a nonregular switching curve via a nonlinear double regularization process.
Preprint. February, 2026.
PreprintAbstract

J. Llibre, T. Salhi.   NEW 2026-02-16
Limit cycles and phase portraits of rigid polynomial differential systems.
Preprint. February, 2026.
Abstract

J. C. Artés, C. Trullàs.   NEW 2026-02-13
Quadratic differential systems with a weak focus of first order and a finite saddle-node.
Internat. J. Bifur. Chaos Appl. Sci. Engrg. 2026 (Published online) [DOI]
PreprintAbstract

F. Braun, M. N. Cassiano, J. Llibre, L. F. Mello.   NEW 2026-02-06
Jacobian pairs for planar analytic quadratic-like submersion functions.
Preprint. February, 2026.
Abstract

T. M. P. de Abreu, J. Llibre.   NEW 2026-02-06
Classification of global phase portraits for the brusselator system.
Preprint. February, 2026.
Abstract

J. Andrade, J. Llibre, Y. P. Martinez-Mancilla.   NEW 2026-02-06
Global dynamics of a modified Wei system.
Preprint. February, 2026.
Abstract

J. Llibre, R. D. S. Oliveira.   NEW 2026-01-30
Limit cycles of planar discontinuous piecewise linear Hamiltonian systems in three regions of Y-type.
Chaos Solitons Fractals, 207, 117997. 2026. [DOI]
Abstract

J. Llibre, R. O. Ramírez.   NEW 2026-01-30
Maximally superintegrability of the Hamiltonian systems.
Preprint. January, 2026.
Abstract

G. Anacona Erazo, J. Llibre.   NEW 2026-01-28
Global dynamics of the Sprott dynamical system Case A with linear antidamping.
Preprint. January, 2026.
Abstract

Á. Fernández-Mora, À. Haro, J. M. Mondelo.   NEW 2026-01-25
On the convergence of flow map parameterization methods for whiskered tori in quasi-periodic Hamiltonian systems.
Commun. Nonlinear Sci. Numer. Simul., 152, 109214. 2026. [DOI]
PreprintAbstract

J. Llibre, L. F. Mello.   NEW 2026-01-22
On the invariant sphere theorem with emphasis in the round sphere $S^n$.
Preprint. January, 2026. To appear in ABAKOS
Abstract

J. Llibre, L. L. Silva.   NEW 2026-01-20
Periodic orbits in slow - fast piecewise linear hamiltonian systems.
Preprint. January, 2026.
Abstract

N. Chachapoyas, J. Llibre, I. S. Meza Sarmiento, J. Vidarte.   NEW 2026-01-19
Limit cycles of continuous-discontinuous piecewise linear Hamiltonian systems in \(r^2\) separated by the curve \(y=\sin(x)\).
49, 2093-2097. 2026. [DOI]
PreprintAbstract

J. Llibre, A. C. T. Sánchez, D. J. Tonon.   NEW 2026-01-15
Limit cycles of discontinuous piecewise hybrid rigid systems separated by a straight line.
Nonlinear Anal. Real World Appl., 91, 104607. 2026. [DOI]
PreprintAbstract

Á. Fernández-Mora, À. Haro, R. Llave, J. M. Mondelo.   NEW 2026-01-14
Simultaneous computation of whiskered tori and their whiskers in hamiltonian systems using flow maps.
J. Nonlinear Sci. 2026 (Published online) [DOI]
PreprintAbstract

M. R. Cândido, J. Llibre, M. Messias, C. Valls.   NEW 2026-01-12
Multiple invariant sets bifurcating from a zero-Hopf equilibrium.
Preprint. January, 2026.
Abstract

W. Cui, J. Llibre.   NEW 2026-01-07
Dynamics of a predator-prey model with alternative prey and scaled harvesting efforts.
Preprint. January, 2026.
Abstract

J. D. Huancas, J. Llibre, C. Vidal.   NEW 2026-01-07
Dynamics of the stretch-twist-fold system.
Preprint. January, 2026.
Abstract

L. F. Gonçalves, R. Euzébio, V. C. Fernandes, J. Llibre.   NEW 2026-01-07
Limit cycles of piecewise smooth vector fields formed by rigid systems and linear centers.
Preprint. January, 2026.
Abstract