RAIRO-Theor. Inf. Appl.
Volume 39, Number 1, January-March 2005Imre Simon, the tropical computer scientist
|Page(s)||31 - 48|
|Published online||15 March 2005|
The pseudovariety of semigroups of triangular matrices over a finite field
Departamento de Matemática Pura,
Faculdade de Ciências, Universidade do Porto, 4169-007 Porto,
2 Department of Mathematics, Bar Ilan University, 52900 Ramat Gan, Israel; email@example.com
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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