Zhang, Y2024-07-182024-07-1820000933-5846https://doi.org/10.1007/s001530050002https://hdl.handle.net/11411/7101We discuss the cardinalities of maximal cofinitary groups under the assumption of CH. We also discuss various open questions in this area.eninfo:eu-repo/semantics/closedAccessArticle2-s2.0-003442342110.1007/s001530050002521Q14139Q3WOS:000084937100002