Publications
Um Filtro Aproximado para uma Difusão Não Linear Bidimensional Medida Através de Observações Unidimensionais com Ruído Fraco 1997.Edit
Note on the integer geometry of bitwise XOR. European J. Combin.. 2005;26:755-763.Edit
Approximate Nonlinear Filtering for a Two-dimensional Diffusion with One Dimensional Observations in a Low Noise Channel. In: Prépublication du Laboratoire de Mathématiques Appliquées.; 1999. Edit
An interpretation of the monodromy group of a wiring diagram. In: Proceedings of the 1st International Meeting on Geometry and Topology (Braga, 1997). Cent. Mat. Univ. Minho, Braga; 1998. 1. p. 111-117p. (electronic).Edit
Oriented matroids: an essentially topological algebraic model Univ. Coimbra, Coimbra 1993.Edit
Applications of $N$-fractional calculus to infinite sums. J. Fract. Calc.. 1995;8:37-42.Edit
Pentagonos, y otras figuras de muchos lados no «Libro de Algebra» de Pedro Nunes. In: 6º Encontro Luso-Brasileiro de História da Matemática. Vol Anais/Actas do 6º Encontro Luso-Brasileiro de História da Matemática. Sociedade Brasileira de História da Matemática ed. Brasil, São João d'El-Rei: Sociedade Brasileira de História da Matemática; 2014. 3. p. 331-350p. Edit
mining association rules for label ranking. advances in knowledge discovery and data mining, pt ii: 15th pacific-asia conference, pakdd 2011. 2011;6635:432-443.Edit
Neuralsyns: A Novel Tool for Simulating Large Neuronal Networks With Complex Architectures. In: Front. Neurosci. Conference Abstract: 11th Meeting of the Portuguese Society for Neuroscience. doi: 10.3389/conf. neuro. Vol 1.; 2009. Edit
On the GAP package \it numericalsgps. In: Fifth Conference on Discrete Mathematics and Computer Science (Spanish). Vol 23. Univ. Valladolid, Secr. Publ. Intercamb. Ed., Valladolid; 2006. 2. p. 271-278p. (Ciencias (Valladolid); vol 23).Edit
On a question of Eliahou and a conjecture of Wilf. Mathematische Zeitschrift. 2018;288:595-627.Edit
Numerical semigroups with a given set of pseudo-Frobenius numbers. LMS Journal of Computation and Mathematics. 2016;19(1):186-205.Edit
On iterated Mal'cev products with a pseudovariety of groups. Internat. J. Algebra Comput.. 2011;21:1285-1304.Edit
Systems of proportionally modular Diophantine inequalities. Semigroup Forum. 2008;76:469-488.Edit
On a question of Eliahou and a conjecture of Wilf. Mathematische Zeitschrift. In Press.Edit
numericalsgps, a GAP package for numerical semigroups. ACM Communications in Computer Algebra. 2016;50(1):12-24.Edit
On the generalized Feng-Rao numbers of numerical semigroups generated by intervals. Math. Comp.. 2013;82:1813-1836.Edit
Solvable monoids with commuting idempotents. Internat. J. Algebra Comput.. 2005;15:547-570.Edit
[2017-23] Intersection problem for Droms RAAGs .Edit
Modular Diophantine inequalities and rotations of numerical semigroups. J. Aust. Math. Soc.. 2008;84:315-328.Edit
A polynomial time algorithm to compute the abelian kernel of a finite monoid. Semigroup Forum. 2003;67:97-110.Edit