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

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.
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J. Llibre, N. Sadri, M. Mousavi.   NEW 2025-12-31
Qualitative study of the multimolecular reaction systems.
Preprint. December, 2025.
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A. F. Fonseca, J. Llibre, L. F. Mello.   NEW 2025-12-22
Periodic orbits of the planar continuous piecewise linear systems with three zones separated by two parallel straight lines.
Preprint. December, 2025.
Abstract

R. A. Garcia, A. Gasull.   NEW 2025-12-19
Plane curves with proportional affine and Euclidean curvatures.
Preprint. December, 2025.
PreprintAbstract

J. Llibre, Y. Tang, J. Yu, P. Zhou.   NEW 2025-12-18
Global dynamics of quadratic and cubic planar quasi-homogeneous differential systems.
Preprint. December, 2025.
Abstract

J. Llibre, R. D. S. Oliveira, C. A. B. Rodrigues.   NEW 2025-12-12
Invariant cubics and Darboux invariants for planar polynomial differential systems.
Preprint. December, 2025.
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R. A. Garcia, J. Llibre.   NEW 2025-12-01
Limit cycles for horizontal and vertical principal foliations.
Preprint. December, 2025.
Abstract

A. Bakhshalizadeh, J. Llibre.   NEW 2025-12-01
Limit cycles in planar discontinuous piecewise linear Hamiltonian systems with three equal sectors.
Preprint. December, 2025.
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J. Llibre, A. Makhlouf.   NEW 2025-11-21
Periodic orbits of a galactic Hamiltonian system.
Preprint. November, 2025.
Abstract

S. Jana, J. Llibre.   NEW 2025-11-14
$n$-dimensional Lotka-Volterra systems with a Darboux invariant.
Preprint. November, 2025.
Abstract

M. T. A. Cabrera, R. Cristiano, J. Llibre.   NEW 2025-11-09
Phase portraits of a Lotka-Volterra model with discontinuous harvesting action.
Preprint. November, 2025.
Abstract

J. Llibre, R. O. Ramírez.   NEW 2025-11-09
Inverse problems for the Stäckel mechanical systems.
Preprint. November, 2025.
Abstract

J. Llibre, B. D. Lopes, J. R. Moraes.   NEW 2025-10-29
On the limit cycles of a class of cubic polynomial differential systems.
Preprint. October, 2025.
Abstract

E. Diz Pita, J. Llibre, M. V. Otero Espinar, C. Valls.   NEW 2025-10-27
On the dynamics of the autonomous Duffing-Holmes oscillator.
Preprint. October, 2025.
Abstract

W. M. Batista, J. Llibre, D. J. Tonon.   NEW 2025-10-19
Sewing limit cycles for piecewise smooth systems with two linear centers and a coupled rigid center.
Preprint. October, 2025.
Abstract