22 citations · 59 across the 20 of their papers we have counts for
Showing math.CAShow all
3 papers · 1 filter
math.CA2021
Cutting sets of continuous functions on the unit interval
Marek Balcerzak, Piotr Nowakowski, Michał Popławski
For a function , we consider the set of points at which cuts the real axis. Given and a Cantor set $D\subset [0,1]…
math.CA2020
Convergent subseries of divergent series
Marek Balcerzak, Paolo Leonetti
Let be the set of positive real sequences such that the series is divergent. For each , let be the collectio…
math.CA2016
Ideal convergent subsequences and rearrangements for divergent sequences of functions
Marek Balcerzak, Michał Popławski, Artur Wachowicz
Let $\I$ be an ideal on which is either analytic or coanalytic. Assume that is a sequence of functions with the Baire property from a Polish space into a complete…