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math.GN2025
Statistically characterized subgroups related to some non-arithmetic sequence of integers II (a quest for countable subgroups)
Pratulananda Das, Ayan Ghosh, Tamim Aziz
Following the work of [Dikranjan et al., Fund. Math. 249:185-209, 2020] for arithmetic sequences, very recently in [Das et al., Expo. Math. 43(3):125653, 2025], statistically chara…
math.GN2024
When ideals properly extend the class of Arbault sets
Pratulananda Das, Ayan Ghosh
In this article we continue the investigation of generalized version of Arbault sets, that was initiated in [Das et al., Bul. Sci. Math. 179 (2022), 103157] but look at the picture…