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Coloring triangles and rectangles
- 1.0575750 - MÚ 2024 RIV CZ eng J - Journal Article
Zapletal, Jindřich
Coloring triangles and rectangles.
Commentationes Mathematicae Universitatis Carolinae. Roč. 64, č. 1 (2023), s. 83-96. ISSN 0010-2628
R&D Projects: GA ČR(CZ) GX20-31529X
Institutional support: RVO:67985840
Keywords : algebraic hypergraph * chromatic number * consistency result * geometric set theory * real algebraic geometry
OECD category: Pure mathematics
Impact factor: 0.2, year: 2022
Method of publishing: Limited access
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.
Permanent Link: https://hdl.handle.net/11104/0345482
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