%0 Journal Article %T Questions on the Borel Complexity of Characterized Subgroups %A Dikran Dikranjan %A Daniele Impieri %J Mathematics %D 2013 %I arXiv %X We propose various problems about Borel complexity of characterized subgroups of compact abelian groups, inspired by our forthcoming paper \cite{DI3}. %U http://arxiv.org/abs/1309.6228v2