Publications
A polynomial time algorithm to compute the abelian kernel of a finite monoid. Semigroup Forum. 2003;67:97-110.Edit
Numerical semigroups with a given set of pseudo-Frobenius numbers. LMS Journal of Computation and Mathematics. 2016;19(1):186-205.Edit
On a question of Eliahou and a conjecture of Wilf. Mathematische Zeitschrift. 2018;288:595-627.Edit
Rees quotients of numerical semigroups. Port. Math.. 2013;70:93-112.Edit
[2005-44] Solving systems of equations modulo pseudovarieties of abelian groups and hyperdecidability .Edit
Abelian kernels of monoids of order-preserving maps and of some of its extensions. Semigroup Forum. 2004;68:335-356.Edit
numericalsgps, a GAP package for numerical semigroups. ACM Communications in Computer Algebra. 2016;50(1):12-24.Edit
On a question of Eliahou and a conjecture of Wilf. Mathematische Zeitschrift. In Press.Edit
On the weight hierarchy of codes coming from semigroups with two generators. IEEE Trans. Inform. Theory. 2014;60:282-295.Edit
Hopf bifurcation with S3-symmetry. Portugalia Mathematica. 2006;63(2):127-155.Edit
Secondary bifurcations in systems with All-to-All coupling. Proceedings of the Royal Society of London Ser. A . 2003;459:1-18.Edit
Memristive-Based Neuromorphic Applications and Associative Memories. In: Advances in Memristors, Memristive Devices and Systems. Springer International Publishing; 2017. 3. p. 305-342p. Edit
Spectrum of the elimination of loops and multiple arrows in coupled cell systems. Nonlinearity. 2012;25:3139-3154.Edit
Memristor-based Willshaw network: Capacity and robustness to noise in the presence of defects. Applied Physics Letters. 2015;106:223505.Edit
Symmetry-breaking Bifurcations of Wreath Product Systems. Journal of Nonlinear Science . 1999;9:671-695.Edit
Heteroclinic Cycles and Wreath Product Symmetries. Dynamics and Stability of Sytems. 2000;15:353-385.Edit
Bipolar resistive switching in Si/Ag nanostructures. Applied Surface Science. 2017.Edit
A note on Hopf bifurcation with dihedral group symmetry. Glasgow Mathematical Journal. 2006;48(1):41-51.Edit
Secondary Bifurcations in Systems with All-to-All Coupling. Part II. Dynamical Systems. 2006;21:439-463.Edit
Hopf bifurcation for wreath products. Nonlinearity. 1998;11:247-264.Edit
Tuberculosis Among the Homeless: Should We Change the Strategy? International Journal of Tuberculosis and Lung Disease. 2017;21(3):327-332.Edit
Hopf bifurcation in coupled cell networks with abelian symmetry. Vol Boletim especial da Sociedade Portuguesa de Matemática. Sociedade Portuguesa de Matemática ed. 2011.Edit
On the enumeration of periodic patterns of synchrony via finite bidirectional networks. Proceedings A of the Royal Society of London. 2010;466:891-910.Edit