Iterable cardinal
id:
iterable-cardinal-269-7468622
title:
Iterable cardinal
text:
In mathematics, an iterable cardinal is a type of large cardinal introduced by Gitman (2011), and Sharpe and Welch (2011), and further studied by Gitman and Welch (2011). Sharpe and Welch defined a cardinal κ to be iterable if every subset of κ is contained in a weak κ-model M for which there exists an M-ultrafilter on κ which allows for wellfounded iterations by ultrapowers of arbitrary length.
Gitman gave a finer notion, where a cardinal κ is defined to be α-iterable
if ultrapower iterations o
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wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Iterable_cardinal
date created:
date modified:
2024-03-04T08:20:07Z
main entity:
{"identifier":"Q25098857","url":"https://www.wikidata.org/entity/Q25098857"}
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fields total:
13
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