3 papers
math.AT2025
Bousfield-Kan completion and very large groups
Jaime Benabent Guerrero, Ramón Flores
We establish new criteria for the -badness of a space and apply it to the case of closed surfaces.
math.AT2025
The plus construction with respect to subrings of the rationals
Guille Carrión Santiago, Ramón Flores, Jérôme Scherer
We construct explicit models of universal -acyclic spaces , for any subset of the prime numbers. The corresponding nullification functors prov…
math.AT2022
Covering-based numbers related to the LS-category of finite spaces
Manuel Cárdenas, Ramón Flores, Antonio Quintero +1
In this paper, Lusternik-Schinrelmann and geometric category of finite spaces are considered. We define new numerical invariants of these spaces derived from the geometric category…