The category of Urysohn spaces is not cowellpowered (Q790471)
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scientific article; zbMATH DE number 3848205
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | The category of Urysohn spaces is not cowellpowered |
scientific article; zbMATH DE number 3848205 |
Statements
The category of Urysohn spaces is not cowellpowered (English)
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1983
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A topological space is called Urysohn if every pair of its points can be separated by disjoint closed neighbourhoods. The author proves the theorem stated in the title of the paper.
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category of Urysohn spaces
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not cowellpowered category
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ordinal number
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rationals
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extremal monomorphism
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epimorphism
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