A linearly ordered topological space that is not normal (Q1077001)
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scientific article; zbMATH DE number 3955967
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | A linearly ordered topological space that is not normal |
scientific article; zbMATH DE number 3955967 |
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A linearly ordered topological space that is not normal (English)
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1986
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An old question of Birkhoff asks whether it can be shown that every linearly ordered topological space is normal, without using the axiom of choice. An example shows that it is not possible.
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Zermelo-Fraenkel set theory
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