Publications
A note on the finite basis and finite rank properties for pseudovarieties of semigroups. Semigroup Forum. 2018;97:177-180.Edit
Incremental DFA Minimisation. In: Domaratzki M, Salomaa K, editors. Proceedings of the 15th International Conference on Implementation and Application of Automata (CIAA 2010). Winnipeg, MA, Canada; 2011. 3. p. 39-48p. Edit
Errors and grids for projected weakly singular integral equations. International Journal of Pure and Applied Mathematics . 2013;89:203-213.Edit
Power exponents of aperiodic pseudovarieties. Semigroup Forum. 1999;59:18-32.Edit
A sequence of weakly monotonic automata with increasing level. Int. J. Algebra. 2013;7:91-100.Edit
Arfima-Garch Modeling of Hrv: Clinical Application in Acute Brain Injury Springer International Publishing 2017.Edit
On pseudovarieties of monoids. In: Semigroups, theory and applications (Oberwolfach, 1986). Vol 1320. Springer, Berlin; 1988. 1. p. 11-17p. (Lecture Notes in Math.; vol 1320).Edit
The pseudovariety of semigroups of triangular matrices over a finite field. Theor. Inform. Appl.. 2005;39:31-48.Edit
[2009-39] New decidable upper bound of the second level in the Straubing-Thérien concatenation hierarchy .Edit
Free profinite $\scr R$-trivial monoids. Internat. J. Algebra Comput.. 1997;7:625-671.Edit
Implicit operations and Knast's theorem. In: Semigroups (Luino, 1992). World Sci. Publ., River Edge, NJ; 1993. 1. p. 1-16p. Edit
Closures of regular languages for profinite topologies. Semigroup Forum. 2014;89:20-40.Edit
Equidivisible pseudovarieties of semigroups. Publicationes Mathematicae. 2017;90(3-4):435-453.Edit
ARFIMA-GARCH Modeling of HRV: Clinical Application in Acute Brain Injury. In: Complexity and Nonlinearity in Cardiovascular Signals. Cham: Springer International Publishing; 2017. 4. p. 451-468p. Edit
Finite semigroups: an introduction to a unified theory of pseudovarieties. In: Semigroups, algorithms, automata and languages (Coimbra, 2001). World Sci. Publ., River Edge, NJ; 2002. 3. p. 3-64p. Edit
A wavelet-based method for assessing fetal cardiac rhythms from abdominal ECGs. In: Computing in Cardiology Conference (CinC), 2013. Spain, Zaragoza: IEEE; 2013. 2. p. 289-292p. Edit
On iterated semidirect products of finite semilattices. J. Algebra. 1991;142:239-254.Edit
QT variability and HRV interactions in ECG: Quantification and reliability. {IEEE TRANSACTIONS ON BIOMEDICAL ENGINEERING}. 2006;{53}:{1317-1329}.Edit
Rational codes and free profinite monoids. J. Lond. Math. Soc. (2). 2009;79:465-477.Edit