Publications
Decidability of the word problem in Yamamura’s HNN extensions of finite inverse semigroups. Semigroup Forum. 2008;77:163-186.Edit
On the decidability of iterated semidirect products with applications to complexity. Proc. London Math. Soc. (3). 2000;80:50-74.Edit
On Decidability of Intermediate Levels of Concatenation Hierarchies. In: 19th International Conference Developments in Language Theory (DLT 2015). Vol Developments in Language Theory, LNCS 9168. UK, Liverpool: Springer; 2015. 5. p. 58-70p. Edit
Decidability and tameness in the theory of finite semigroups. Bull. Iranian Math. Soc.. 2008;34:1-22.Edit
Dealing with functional coefficients within Tau method. In: 3rd International Conference on Numerical and Symbolic Computation. Universidade do Minho ed. APMTAC; 2017. 1. p. 11-26p. Edit
Data-sparse approximation on the computation of a weakly singular Fredholm equation: A stellar radiative transfer application. Applied Numerical Mathematics. 2017;114:55-62.
Data Mining in Hiv-Aids Surveillance System Application to Portuguese Data. Journal of Medical Systems. 2017;4:41-51.Edit
dAMUSE - A new tool for denoising and blind source separation. {DIGITAL SIGNAL PROCESSING}. 2005;{15}:{400-421}.Edit
On the damped oscillations of an elastic quasi-circular membrane in a two-dimensional incompressible fluid. Journal of Fluid Mechanics. 2014;746:300-331.Edit
Cyclotomic numerical semigroups. SIAM J. Discrete Math.. 2016;30:650-668.Edit
Cyclic stabilizers and infinitely many hyperbolic orbits for pseudogroups on (C,0). J. Inst. Math. Jussieu. 2014;13(2):413-446.Edit
The Cyclic Hopf H mod K Theorem. Mathematical Reports.Edit
[2015-8] The Cyclic Hopf H mod K Theorem .Edit
Cyclic dominance in a 2-person rock-scissors-paper. arXiv:1607.08748. 2016.
Cuspidal quintics and surfaces with $p_g=0,$ $K^2=3$ and 5-torsion. LMS Journal of Computation and Mathematics. 2016;19(1):42-53.
Curved Pythagorean triangles. Vol 69 Bol. Soc. Port. Mat. 2013.Edit
On the curious series related to the elliptic integrals. The Ramanujan Journal. 2018;45(3):797-815.
On the cube problem of Las Vergnas. Geom. Dedicata. 1996;63:25-43.Edit
A criterion for the unitarity of a two-sided integral transformation. Ukraï n. Mat. Zh.. 1992;44:697-699.Edit
A criatividade na perspetiva de (alguns) matemáticos. Educação e Matemática. 2015;135:77-80.
On covering path orthogonal polygons. In: EGC 2017 - XVII Spanish Meeting on Computational Geometry. Vol EGC 2017 - Book of Abstracts (informal proceedings). Spain, Alicante; 2017. 8. p. 85-88p. Edit
[2006-26] Covering coalgebras and dual non-singularity .Edit