Chains of idempotents in $\beta \mathbf {N}$
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- by Neil Hindman and Dona Strauss PDF
- Proc. Amer. Math. Soc. 123 (1995), 3881-3888 Request permission
Abstract:
We show that any non-minimal idempotent in the semigroup $(\beta \mathbb {N}, + )$ lies in a sequence of idempotents each smaller than its predecessor and each maximal among all idempotents smaller than its predecessor.References
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Additional Information
- © Copyright 1995 American Mathematical Society
- Journal: Proc. Amer. Math. Soc. 123 (1995), 3881-3888
- MSC: Primary 54D35; Secondary 22A15
- DOI: https://doi.org/10.1090/S0002-9939-1995-1301502-4
- MathSciNet review: 1301502