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math.DS2025
A note on -free sets and the existence of natural density
Aurelia Dymek, Stanisław Kasjan, Joanna Kułaga-Przymus
Given , let be the correspoding set of multiples. We say that is taut…
math.DS2022
Minimality of -free systems in number fields
Aurelia Dymek, Stanisław Kasjan, Joanna Kułaga-Przymus
Let be a finite extension of and be its ring of integers. Let be a primitive collection of ideals in . We show that a…