一类所有无条件闭集都是代数的群
A Class of Groups in Which All Unconditionally Closed Sets are Algebraic
摘要:
证明了在可数群的直积的某些子群中,作为无条件闭集的性质与作为代数集的性质是一致的。特别地,这些性质在所有的阿贝尔群中一致。
英文摘要:
It is proved that, in certain subgroups of direct products of countable groups, the property of being an unconditionally closed set coincides with that of being an algebraic set. In particular, these properties coincide in all Abelian groups.
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