| Issue |
RAIRO-Theor. Inf. Appl.
Volume 39, Number 1, January-March 2005
Imre Simon, the tropical computer scientist
|
|
|---|---|---|
| Page(s) | 31 - 48 | |
| DOI | https://doi.org/10.1051/ita:2005002 | |
| Published online | 15 March 2005 | |
The pseudovariety of semigroups of triangular matrices over a finite field
1
Departamento de Matemática Pura,
Faculdade de Ciências, Universidade do Porto, 4169-007 Porto,
Portugal; jalmeida@fc.up.pt
2
Department of Mathematics,
Bar Ilan University, 52900 Ramat Gan, Israel; margolis@math.biu.ac.il
3
Department of Mathematics and Mechanics,
Ural State University, 620083 Ekaterinburg, Russia; Mikhail.Volkov@usu.ru
We show that semigroups representable by triangular matrices over a fixed finite field form a decidable pseudovariety and provide a finite pseudoidentity basis for it.
Mathematics Subject Classification: 20M07 / 20M030
© EDP Sciences, 2005
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