Coloring triangles and rectangles

0575750 - MÚ 2024 RIV CZ eng J - Článek v odborném periodiku
Zapletal, Jindřich
Coloring triangles and rectangles.
Commentationes Mathematicae Universitatis Carolinae. Roč. 64, č. 1 (2023), s. 83-96. ISSN 0010-2628
Grant CEP: GA ČR(CZ) GX20-31529X
Institucionální podpora: RVO:67985840
Klíčová slova: algebraic hypergraph * chromatic number * consistency result * geometric set theory * real algebraic geometry
Obor OECD: Pure mathematics
Impakt faktor: 0.2, rok: 2022
Způsob publikování: Omezený přístup
https://doi.org/10.14712/1213-7243.2023.020

It is consistent that ZF + DC holds, the hypergraph of rectangles on a given Euclidean space has countable chromatic number, while the hypergraph of equilateral triangles on R2 does not.
Trvalý link: https://hdl.handle.net/11104/0345482