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单词 torsion element
释义 torsion element
[`tȯr·shǝn ´el·ǝ·mǝnt]
MATHEMATICS
1. A torsion element of an Abelian group G is an element of G with finite period.
2. A torsion element of a module M over an entire, principal ring R is an element x in M for which there exists an element a in R such that a ≠ 0 and ax = 0.
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