Totally non-remote points in $\beta \Bbb Q$

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Totally non-remote points in $\beta \Bbb Q$. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 44 (2003), issue 1, pp. 183-185

MSC: 54D35 | MR 2045854 | Zbl 1097.54031

Keywords:
totally nonremote point; far point; crowded point

Summary:
Totally nonremote points in $\beta \Bbb Q$ are constructed. The number of these points is $2^{\frak c}$.

References:

[1] van Douwen E.K.: Remote points. Dissertations Math. 188 (1981), 1-45. MR 0627526 | Zbl 0525.54018

[2] van Douwen E.K.: Better closed ultrafilters on $Q$. Topology Appl. 47 (1992), 173-177. MR 1192307

[3] Fine N.J., Gillman L.: Remote points in $\beta R$. Proc. Amer. Math. Soc. 13 (1962), 29-36. MR 0143172 | Zbl 0118.17802

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