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arXiv 1601.03120math.RA
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具有对合环的核偏序

Core partial order in rings with involution

Xiaoxiang Zhang, Sanzhang Xu, Jianlong Chen

摘要:

设$R$是一个具有对合的酉环.给出了$R$核偏序的几个刻画和性质。特别地,我们研究了两个核心可逆元素$a,b\in R$的逆序律$(ab)^{\tiny\textcircled{\tiny\#}} = b^{\tiny\textcircled{\tiny\#}} a^{\tiny\textcircled{\tiny\#}}$。得到了核偏序与其它偏序之间的一些关系。

英文摘要:

Let $R$ be a unital ring with involution. We give several characterizations and properties of core partial order in $R$. In particular, we investigate the reverse order law $(ab)^{\tiny\textcircled{\tiny\#}} = b^{\tiny\textcircled{\tiny\#}} a^{\tiny\textcircled{\tiny\#}}$ for two core invertible elements $a,b\in R$. Some relationships between core partial order and other partial orders are obtained.

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