3 papers
math.FA2025
Compactness in spaces of functions of bounded variation from ideal perspective
Jacek Gulgowski, Adam Kwela, Jacek Tryba
Recently we have presented a unified approach to two classes of Banach spaces defined by means of variations (Waterman spaces and Chanturia classes), utilizing the concepts from th…
math.FA2018
Differentiability of continuous functions in terms of Haar-smallness
Adam Kwela, Wojciech Aleksander Wołoszyn
One of the classical results concerning differentiability of continuous functions states that the set of somewhere differentiable functions (i.e., functions which ar…
math.LO2013
Topological representations
Adam Kwela, Marcin Sabok
This paper studies the combinatorics of ideals which recently appeared in ergodicity results for analytic equivalence relations. The ideals have the following topological represent…