Weak projectives of finite semigroups

Journal of Algebra

Volumn 266, Issue 1, 2003, Pages 77-86

  Zelenyuk, Yevhen ^a  

^a TARAS SHEVCHENKO NATIONAL UNIVERSITY OF KYIV   (Ukraine)

Author keywords

Absolute coretract; Compact right topological semigroup; Finite semigroup; Projective

Indexed keywords

EID: 0043160144     PISSN: 00218693     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0021-8693(03)00278-3     Document Type: Article

References (9)

1. N. Hindman, D. Strauss, Algebra in the Stone-Čech Compactification, de Gruyter, Berlin, 1998.
2. G. Lallement, Semigroups and Combinatorial Applications, Wiley, New York, 1979.
3. P. Trotter, Projectives in some categories of semigroups, in: T. Hall, P. Jones, J. Preston (Eds.), Semigroups, Academic Press, New York/London, 1980.
4. P. Trotter, Projectives of finite regular semigroups, J. Algebra 77 (1982) 49-61.
5. Y. Zelenyuk, Topological groups with finite semigroups of ultrafilters, Mat. Stud. 6 (1996) 41-52 (in Russian).
6. Y. Zelenyuk, On topological groups with finite semigroups of ultrafilters, Mat. Stud. 7 (1997) 139-144 (in Russian).
7. Y. Zelenyuk, Finite groups in βℕ are trivial, Semigroup Forum 55 (1997) 131-132.
8. Y. Zelenyuk, Ultrafilters and topologies on groups, DSc dissertation, Kyiv University, 2001 (in Russian).
9. Y. Zelenyuk, On subsemigroups of βℕ and absolute coretracts, Semigroup Forum 63 (2001) 457-465.