The Subclasses of Characterization on $\Pi^*$-Regular Semigroups

Xiaoqiang LUO

Abstract


In the paper, we define the equivalence relations on  $\Pi^*$-regulur semigroups, to show $L^*$, $R^*$, $H^*$, $J^*$-class contains an idempotent with some characterizations.

Keywords


$\Pi^*$-regular semigroup; Completely $\Pi^*$-regular semigroup; Subclass; Idempotent

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DOI: http://dx.doi.org/10.3968%2Fj.pam.1925252820130502.643

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