An Infinite Library
General Topology
2025-08-20 v1
Abstract
The purpose of this note is to describe a space that is regular but not completely regular, but only barely so: all closed sets are -sets and every singleton is a zero-set.
Cite
@article{arxiv.2508.13325,
title = {An Infinite Library},
author = {Klaas Pieter Hart},
journal= {arXiv preprint arXiv:2508.13325},
year = {2025}
}