Choquet simplexes whose set of extreme points is K-analytic (Q1058106)
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scientific article; zbMATH DE number 3899542
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Choquet simplexes whose set of extreme points is K-analytic |
scientific article; zbMATH DE number 3899542 |
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Choquet simplexes whose set of extreme points is K-analytic (English)
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1985
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On construit un simplexe de Choquet dont l'ensemble des points extremaux T est K-analytic, mais n'est pas K-Borelien. L'ensemble T est un \(K_{\sigma \delta}\) dans sa compactification de Stone-Čech. C'est donc un exemple d'ensemble \(K_{\sigma \delta}\) qui n'est pas absolu.
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Choquet simplexes whose set of extreme points is K-analytic
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Stone- Čech compactification
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