A ZFC Dowker space in ℵ_{𝜔+1}: An application of pcf theory to topology

A ZFC Dowker space in $\aleph _{\omega +1}$: An application of pcf theory to topology
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by Menachem Kojman and Saharon Shelah PDF

Proc. Amer. Math. Soc. 126 (1998), 2459-2465 Request permission

The existence of a Dowker space of cardinality $\aleph _{\omega +1}$ and weight $\aleph _{\omega +1}$ is proved in ZFC using pcf theory.

References

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