There are exactly $\omega _1$ topological types of locally finite trees with countably many rays

DOI10.4064/fm54-4-2021zbMath1482.05039OpenAlexW3203394540MaRDI QIDQ5029032

Paul J. Szeptycki, Jorge L. Bruno

Publication date: 11 February 2022

Published in: Fundamenta Mathematicae (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.4064/fm54-4-2021

zbMATH Keywords

locally finite treestopological minorwqobqo

Mathematics Subject Classification ID

Partial orders, general (06A06) Trees (05C05) Consistency and independence results in general topology (54A35) Other combinatorial set theory (03E05) Infinite graphs (05C63)

Related Items (1)

The tree alternative conjecture under the topological minor relation

Cites Work

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• A family of \(\omega_1\) topological types of locally finite trees
• There are uncountably many topological types of locally finite trees
• The theory of well-quasi-ordering: a frequently discovered concept

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