English

Filter convergence in $\beta\omega$

General Topology 2018-01-11 v2

Abstract

We give a necessary combinatorial condition on a filter F to admit an injective F-convergent sequence in βω\beta\omega. We also show that no analytic filter F admits an injective F-convergent sequence in βω\beta\omega. This answers a question of T. Banakh, V. Mychaylyuk and L. Zdomskyy.

Cite

@article{arxiv.1204.3108,
  title  = {Filter convergence in $\beta\omega$},
  author = {Jonathan L. Verner},
  journal= {arXiv preprint arXiv:1204.3108},
  year   = {2018}
}
R2 v1 2026-06-21T20:49:18.304Z