Kuratowski's free set theorem
id:
kuratowski-s-free-set-theorem-240-10036798
title:
Kuratowski's free set theorem
text:
Kuratowski's free set theorem, named after Kazimierz Kuratowski, is a result of set theory, an area of mathematics. It is a result which has been largely forgotten for almost 50 years, but has been applied recently in solving several lattice theory problems, such as the congruence lattice problem. Denote by [ X ] < ω the set of all finite subsets of a set X . Likewise, for a positive integer n , denote by [ X ] n the set of all n -elements subsets of X . For a mapping Φ : [ X ] n → [ X ] < ω , w
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encyclopedia
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original url:
https://en.wikipedia.org/wiki/Kuratowski%27s_free_set_theorem
date created:
date modified:
2024-03-04T06:22:18Z
main entity:
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