most citedCharacterizing existence of certain ultrafilters

6 citations · 12 across the 4 of their papers we have counts for

collaborators
Showing math.GNShow all

2 papers · 1 filter

math.GN2023★ 5 cited

New Hindman spaces

Rafał Filipów, Krzysztof Kowitz, Adam Kwela +1

We introduce a method that allows to turn topological questions about Hindman spaces into purely combinatorial questions about the Katětov order of ideals on . We also…

math.GN2023

A unified approach to Hindman, Ramsey and van der Waerden spaces

Rafał Filipów, Krzysztof Kowitz, Adam Kwela

For many years, there have been conducting research (e.g. by Bergelson, Furstenberg, Kojman, Kubiś, Shelah, Szeptycki, Weiss) into sequentially compact spaces that are, in a sense,…