Publications
A feedforward model for the formation of a grid field where spatial information is provided solely from place cells. Biological Cybernetics. 2014;108:133-143.
Mode interactions with spherical symmetry. Internat. J. Bifur. Chaos Appl. Sci. Engrg.. 1994;4:885-904.
From singularity theory to finiteness of Walrasian equilibria. Math. Social Sci.. 2013;66:169-175.Edit
Stability in simple heteroclinic networks in R4. Dynamical Systems: an International Journal. 2014;29(4):451-481.Edit
[2015-21] Switching in heteroclinic networks .Edit
Symmetry and bifurcation of periodic solutions in Neumann boundary value problems. Port. Math.. 2008;65:373-385.
Existence of a Markov perfect equilibrium in a third market model . ECONOMICS LETTERS. 2000;66:297-301.Edit
Infinite periodic points of endomorphisms over special confluent rewriting systems. Ann. Inst. Fourier (Grenoble). 2009;59:769-810.Edit
Infinite words and confluent rewriting systems: endomorphism extensions. Internat. J. Algebra Comput.. 2009;19:443-490.Edit
Entropy dimension of dynamical systems. Portugaliae Mathematica. 1997;54(1):19-40.
On the Azumaya locus of some crossed products. Comm. Algebra. 2005;33:51-72.
Automorphisms of generalized down-up algebras. Comm. Algebra. 2009;37:1622-1646.
Playing in the limit. Vol 69 Bol. Soc. Port. Mat. 2013.Edit
Generic area-preserving reversible diffeomorphisms. Nonlinearity. 2015;28:1695-1720.Edit
Contributions to a rigidity conjecture. Acta Applicandae Mathematicae. 1998;53:265-295.
Intermediate value property vs. continuity. Vol 65 Bol. Soc. Port. Mat. 2011.Edit
A variational principle for free semigroup actions. Advances in Mathematics. 2018;334:450-487.Edit
The chord method. Vol Special Issue - Euler's tercentenary year Bol. Soc. Port. Mat. 2008.
Commuting expanding dynamics. Portugaliae Mathematica. 1999;56(4):443-463.
Partial skew group rings over polycyclic by finite groups. Algebr. Represent. Theory. 2011;14:449-462.Edit
Intersection and linking numbers in oriented matroids. Discrete Comput. Geom.. 2004;31:305-321.Edit