In this short note we prove the existence (in ZFC) of a completely regular countable disjointly tight irresolvable space by showing that every sub-maximal countable dense subset of 2c is disjointly tight.
A disjointly tight irresolvable space
Bella;
2020-01-01
Abstract
In this short note we prove the existence (in ZFC) of a completely regular countable disjointly tight irresolvable space by showing that every sub-maximal countable dense subset of 2c is disjointly tight.File in questo prodotto:
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On disjointly tight irresolvable spaces.pdf
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