Non-regular ultrafilters (Q1335163)
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scientific article; zbMATH DE number 645161
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Non-regular ultrafilters |
scientific article; zbMATH DE number 645161 |
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Non-regular ultrafilters (English)
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27 September 1994
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The author constructs nonregular ultrafilters. He generalizes results of Laver and of Foreman, Magidor and Shelah by giving a construction without using \(\diamondsuit_ \kappa\). The ultrafilters obtained are dual to dense or layered ideals.
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nonregular ultrafilters
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layered ideals
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