S. R. Alva, J. Llibre, A. C. Mereu.   NEW 2026-05-22
On the second part of Hilbert's 16th problem for some classes of discontinuous piecewise differential systems separated by a circle.
Preprint. May, 2026.
Abstract

L. P. C. Cruz, R. D. S. Oliveira, A. L. Rodero.   NEW 2026-05-18
Center and cyclicity problems in a class of planar piecewise smooth vector fields with four zones.
Preprint. May, 2026.
PreprintAbstract

J. Llibre.   NEW 2026-05-15
Global asymptotic stability for the rigid polynomial differential systems of degree three.
To appear in Commun. Nonlinear Sci. Numer. Simul. [DOI]
PreprintAbstract

J. Itikawa, J. Llibre.   NEW 2026-05-15
New families of planar Hamiltonian systems having global centers.
Preprint. May, 2026.
Abstract

L. L. Silva, J. Llibre.   NEW 2026-05-15
The dynamics of a polynomial differential system in $R^3$.
Preprint. May, 2026.
Abstract

J. Li, J. Llibre.   NEW 2026-05-13
Averaging approach to the limit cycles of a class of discontinuous piecewise differential systems.
Acta Math. Sinica (N.S.), 42(4), 940-960. 2026.  [DOI]
PreprintAbstractPreprint at DDDUAB