On Subsemigroups of βℕ and Absolute Coretracts

Semigroup Forum

Volumn 63, Issue 3, 2001, Pages 457-465

  Zelenyuk, Yevhen ^a  

^a Inst Appl Prob Mechanics Math   (Ukraine)

Author keywords

Absolute coretract; Semigroup of idempotents; Stone ech compactification

Indexed keywords

EID: 0038726280     PISSN: 00371912     EISSN: None     Source Type: Journal    
DOI: 10.1007/s002330010073     Document Type: Article

References (4)

1. Zelenyuk, Y. Finite groups in βℕ are trivial, Preprint, 96.3, 1996 (Russian). Institut Matematiki AN Ukrainy, Kiev.
2. Hindman, N. Algebra in βS and its applications to Ramsey Theory, Math. Japonica 44 (1996), 581-625.
3. Hindman, N., and D. Strauss, "Algebra in the Stone-Čech Compactification", De Gruyter, Berlin, 1998.
4. Lallement, G. "Semigroups and Combinatorial Applications", John Wiley & Sons, New York, 1979.