Publications
Found 417 results
[ Author] Title Type Year Filters: First Letter Of Last Name is A [Clear All Filters]
The globals of pseudovarieties of ordered semigroups containing $B_2$ and an application to a problem proposed by Pin. Theor. Inform. Appl.. 2005;39:1-29.Edit
On regular implicit operations. Portugal. Math.. 1993;50:35-61.Edit
Iterated periodicity over finite aperiodic semigroups. European J. Combin.. 2014;37:115-149.Edit
Quantification of the QT variability related to HRV: Robustness study facing automatic delineation and noise on the ECG. In: {31st Annual Scientific Meeting on Computers in Cardiology}. Vol {31}. {IEEE}; 2004. {. {p. 769-772p. }.Edit
Reducibility of pointlike problems. Semigroup Forum. 2017;94(2):325-335.Edit
Some key problems on finite semigroups. Semigroup Forum. 2002;64:159-179.Edit
On hyperdecidable pseudovarieties of simple semigroups. Internat. J. Algebra Comput.. 2000;10:261-284.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 finite simple semigroups. Proc. Edinburgh Math. Soc. (2). 1991;34:205-215.Edit
Infinite-vertex free profinite semigroupoids and symbolic dynamics. J. Pure Appl. Algebra. 2009;213:605-631.Edit
A sequence of weakly monotonic automata with increasing level. Int. J. Algebra. 2013;7:91-100.Edit
On a problem of Brzozowski and Fich. In: Semigroups and applications (St. Andrews, 1997). World Sci. Publ., River Edge, NJ; 1998. 1. p. 1-17p. Edit
Presentations of Schützenberger groups of minimal subshifts. Israel J. Math.. 2013;196:1-31.Edit
The join of the pseudovarieties of $\scr R$-trivial and $\scr L$-trivial monoids. J. Pure Appl. Algebra. 1989;60:129-137.Edit
Subword complexity of profinite words and subgroups of free profinite semigroups. Internat. J. Algebra Comput.. 2006;16:221-258.Edit
The mathematician Hugo Ribeiro. Portugal. Math.. 1995;52:1-14.Edit
[2004-18] The globals of pseudovarieties of ordered semigroups containing $B_2$ and an application to a proble .Edit
[2015-34] Representations of relatively free profinite semigroups, irreducibility, and order primitivity .Edit
Multilead ECG Delineation Using Spatially Projected Leads From Wavelet Transform Loops. {IEEE TRANSACTIONS ON BIOMEDICAL ENGINEERING}. 2009;{56}:{1996-2005}.Edit