半群 [数] semigroup ; Monoid ; Halbgruppe ; semi group
半群代数 [数] semigroup algebra
矩阵半群 [数] matrix semigroup ; matrix group
算子半群 semigroup of operators
半群理论 Semi-group Theory
半群性 [数] semigroup property
阿基米德半群 archimedean semigroup ; archellomedean semigroup
单式半群 monoid ; unitary semigroup
左单半群 left simple semigroup
在调查生物学发现的事迹时，我也开始有别的发现。我发现产出研究成果的是一群通常才华横溢、偶尔半疯半癫的科学家。
In looking into the stories of biological discovery, I also began to find something else, a collection of scientists, usually brilliant occasionally half-mad, who made the discoveries.
刻划了S-正则半群上的极大幂等元分离同余并给每个S-正则半群一个基本表示。
The maximum idempotent - separating congruence on a S - semigroup is characterized and a fundamental representation of a such semigroup is given.
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