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单词
semigroup
释义
sem·i·group
AHD
[sĕmʹē-gro͞op', sĕmʹī-]
D.J.
[ˈsemiːˌgruːp, ˈsemaɪ-]
K.K.
[ˈsɛmiˌgrup, ˈsɛmaɪ-]
n.
Mathematics
(名词)【数学】
A set for which there is a binary operation that is closed and associative.
半群:结合二元运算下闭合和结合的数学集合
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更新时间:2025/6/4 22:20:51