“torsion group”的概念、定义、翻译、参考文献-科学参考

单词	torsion group
释义	torsion group [`tȯr·shǝn ´grüp] ^MATHEMATICS 1. A group whose elements all have finite period. 2. For a topological space X, one of a sequence of finite groups G_n(X ) such that the homology group H_n(X ) is the direct sum of G_n(X ) and a number of infinite cyclic groups.
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