Publications
Pseudo-symmetric numerical semigroups with three generators. J. Algebra. 2005;291:46-54.Edit
Fundamental gaps in numerical semigroups. J. Pure Appl. Algebra. 2004;189:301-313.Edit
Systems of inequalities and numerical semigroups. J. London Math. Soc. (2). 2002;65:611-623.Edit
On full affine semigroups. J. Pure Appl. Algebra. 2000;149:295-303.Edit
On Cohen-Macaulay subsemigroups of $\bold N^2$. Comm. Algebra. 1998;26:2543-2558.Edit
Numerical semigroups having a Toms decomposition. Canad. Math. Bull.. 2008;51:134-139.Edit
Numerical semigroups with embedding dimension three. Arch. Math. (Basel). 2004;83:488-496.Edit
A Parallel Implementation of the Jacobi-Davidson Eigensolver for Unsymmetric Matrices. In: Palma JMLaginha, Daydé M, Marques O, Lopes JCorreia, editors. High Performance Computing for Computational Science – VECPAR 2010: 9th International conference, Berkeley, CA, USA, June 22-25, 2010, Revised Selected Papers. Vol 6449. Springer Berlin Heidelberg; 2011. 3. p. 380-393p. (Lecture Notes in Computer Science; vol 6449).Edit
Eigenvalue computations in the context of data-sparse approximations of integral operators. Journal of Computational and Applied Mathematics. 2013;237:171-181.Edit
Harnessing GPU Power from High-level Libraries: Eigenvalues of Integral Operators with SLEPc. Procedia Computer Science. 2013;18:2591-2594.Edit
Persistent switching near a heteroclinic model for the geodynamo problem. Chaos, Solitons & Fractals . 2013;47 :73-86.Edit
Three Dimensional Flows: From Hyperbolicity to Quasi-Stochasticity. In: Dynamics, Games and Science. Vol Dynamics, Games and Science, . Lisbon, Portugal: Springer ; 2015. 5. p. 573-591p. Edit
Repelling dynamics near a Bykov cycle. Journal of Dynamics and Differential Equations. 2013.
Attractors in complex networks. Chaos: An Interdisciplinary Journal of Nonlinear Science. 2017;27:103105.Edit
A chaotic carousel: dynamics near heteroclinic networks. Bol. Soc. Port. Mat.. 2010:103-109.Edit
Moduli for heteroclinic connections involving saddle-foci and periodic solutions. Disc. Cont. Dyn. Systems A. 2015;35(7):3155-3182.Edit
On a heat kernel for the index Whittaker transform. Carpathian J. Math.. 2013;29:231-238.Edit
A convolution operator related to the generalized Mehler-Fock and Kontorovich-Lebedev transforms. Results Math.. 2013;63:511-528.Edit
Chaotic double cycling. Dyn. Syst.. 2011;26:199-233.Edit
Spiralling dynamics near a heteroclinic network. Physica D. 2014.Edit
[2011-22] Spiralling dynamics near heteroclinic networks .