Answer to a question of Ros?anowski and Shelah
نویسندگان
چکیده
Ros?anowski and Shelah [Small-large subgroups of the reals, Math. Slov. 68(3) (2018) 473–484] asked whether every locally compact non-discrete group has a null but non-meager subgroup, conversely, it is consistent with [Formula: see text] that in meager subgroup always null. They gave affirmative answers for both questions case Cantor reals. In this paper, we give general case.
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ژورنال
عنوان ژورنال: Journal of Mathematical Logic
سال: 2021
ISSN: ['0219-0613', '1793-6691']
DOI: https://doi.org/10.1142/s0219061321500227