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单词 DivisibleClosure
释义

divisible closure


Let G be a torsion-free abelian group. We will say that D is the divisible closure of G if D is the only divisible torsion-free group between G and D, or equivalently, if for each xD there exists a non-negative integer n such that nxG.

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更新时间:2025/5/4 2:05:24