skew semigroup ring 斜半群环
contracted semigroup ring 简约半群环
Right Artinian semigroup ring 右Artin半群环
Right Noetherian semigroup ring 右Noether半群环
bounded ring weak compact semigroup 拓扑环
multiplicative semigroup of a ring 环的乘半群
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In this paper, it is proved that any finite semigroup can contain cycle subgroup, Witn this result, some theorems in ring theory are induced easily.
本文证明了，任意有限半群均含循环子群。利用此结果，就能容易地导出环论中的一些定理。
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