We introduce the conception of involutorial anti automorphism over distributive pseudolattices, define and get some properties of M-P inverse of matrix.
在分配伪格上引入对合反自同构和矩阵M-P逆的概念，得到矩阵M-P逆的若干性质。
In this note, we establish a mild condition on A such that every Jordan automorphism of A is either an isomorphism or an anti-isomorphism.
如果代数A满足我们建立的一个温和的条件，则必为同构或者是反同构。
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