有限集合上的1-1部分变换半群中的链

The Chain in the Semigroup of all 1-1 Partial Transformation, of Finite Set X

本文讨论了有限集合X上的1-1部分变换半群Jx中的链的性质，得到一些重要结论。

In this paper,we discuss the nature of the chain in the semigroup of all 1 - 1partial transformations of finite set X,we obtain some important conclusions.