Year: 2026
Type: preprint
Abstract: We determine all Borel-reducibility comparisons within the family of benchmark equivalence relations in Gao's monograph, enlarged by the universal treeable relation $E_{\infty T}$ and its countable power $E_{\infty T}^ω$. We prove $E_\infty^ω\leq_B c_0$, $E_\infty\nleq_B\ell_p$ for $2
Source: arXiv (Cornell University)
Author: Wang, Ruijun
Language: English
Subfield: Geometry and Topology
Field: Mathematics
Domain: Physical Sciences
Open Access status: green
OpenAlex ID: W7223822146