A proposition on the cardinality of closed discrete subsets of a topological space (Q585552)
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scientific article; zbMATH DE number 3832836
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | A proposition on the cardinality of closed discrete subsets of a topological space |
scientific article; zbMATH DE number 3832836 |
Statements
A proposition on the cardinality of closed discrete subsets of a topological space (English)
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1983
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GCH
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countable, closed, discrete subset
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square of the Sorgenfrey line
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Niemytzki's bubble space
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separable normal space having an uncountable closed, discrete subset
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