306 citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- Universidade do PortoPT174 papers
- University of CoimbraPT98 papers
- University of MinhoPT81 papers
- University of LisbonPT24 papers
- Centre National de la Recherche ScientifiqueFR22 papers
- Instituto Superior TécnicoPT22 papers
- UCLouvainBE13 papers
- Universidade Federal da BahiaBR13 papers
- Centro de Análise Matemática Geometria e Sistemas DinâmicosPT10 papers
- Pontifícia Universidade Católica do Rio de JaneiroBR10 papers
- Universidad de La LagunaES9 papers
- Universidade Federal do Rio de JaneiroBR9 papers
Showing 2017 · math.GRShow all
2 papers · 2 filters
math.GR2017
On the insertion of n-powers
J. Almeida, O. Klíma
In algebraic terms, the insertion of -powers in words may be modelled at the language level by considering the pseudovariety of ordered monoids defined by the inequality $1\le x…
math.GR2017★ 2 cited
Nilpotency and strong nilpotency for finite semigroups
J. Almeida, M. Kufleitner, M. H. Shahzamanian
Nilpotent semigroups in the sense of Mal'cev are defined by semigroup identities. Finite nilpotent semigroups constitute a pseudovariety, , which has finite rank. The…