么半群 meaning in English

monoid

On the structure of proper left c - lpp monoids
么半群的结构
We define str ongly - e - unitary inverse semigroup in the third chapter . in this paper we give necessary and sufficient conditions for the semidirect products of 5 and t to be strongly - inverse semigroup , cilfford quasi - regular semigroup , strongly - e - unitary inverse semigroup and e - unitary inverse semigroup in the four chapters
E酉逆半群和e酉逆半详这几种拟正则半群的充要条件，与么半群的情况不同的是，我们是通过s和t的子半群t ”来刻划这些充要条件的