Abstract
A description of all subsemigroups of M2(C) which are given by a countable intersection of constructible sets is obtained. Furthermore, it is shown that they are intersections of constructible semigroups.
Original language | English |
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Pages (from-to) | 214-232 |
Number of pages | 19 |
Journal | Semigroup Forum |
Volume | 99 |
Issue number | 2 |
DOIs | |
State | Published - 1 Oct 2019 |
Externally published | Yes |
Keywords
- Constructible semigroups
- Intersection of subsemigroups
- Matrix semigroups
ASJC Scopus subject areas
- Algebra and Number Theory