Some remarks on Hausdorff gaps and automorphisms of P(ω)/fin

Grzech, Magdalena

Journal

Czasopismo Techniczne

- |

Article title

Some remarks on Hausdorff gaps and automorphisms of P(ω)/fin

Authors

Magdalena Grzech

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Abstracts

We present, under the Continuum Hypothesis (CH), a construction of an automorphism of P(ω)/fin which maps a Hausdorff gap onto increasingly ordered gap of type (w1, w1) which is not a Hausdorff gap.

Keywords

compactification, automorphism, Boolean algebra

Publisher

[unknown2]

Journal

Czasopismo Techniczne

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Dates

online

2015-04-09

Contributors

author

Magdalena Grzech

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Publication order reference

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bwmeta1.element.ojs-nameId-6e3e8ea9-5a94-37a7-828b-e6cd5da23db6-year-2015-article-1594