| Authors: | Raghavan, Dilip Todorčević, Stevo |
| Affiliations: | Mathematics Mathematical Institute of the Serbian Academy of Sciences and Arts |
| Title: | A combinatorial property of rho-functions |
| Journal: | Acta Mathematica Hungarica |
| Issue Date: | 5-Jul-2022 |
| Rank: | M22 |
| ISSN: | 0236-5294 |
| DOI: | 10.1007/s10474-022-01237-y |
| Abstract: | We show that if T is any Hausdorff topology on ω1, then any subset of ω1 which is homeomorphic to the rationals under T can be refined to a homeomorphic copy of the rationals on which ρ¯ is shift-increasing. |
| Keywords: | partition calculus | Ramsey degree | rationals | strong coloring |
| Publisher: | Springer Link |
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