Asymmetric tie-points and almost clopen subsets of $\mathbb {N}^*$ (Q4646999)
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scientific article; zbMATH DE number 6997362
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Asymmetric tie-points and almost clopen subsets of $\mathbb {N}^*$ |
scientific article; zbMATH DE number 6997362 |
Statements
Asymmetric tie-points and almost clopen subsets of $\mathbb {N}^*$ (English)
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3 January 2019
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ultrafilter
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cardinal invariants of continuum
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