On Croisot - languages and Dubreil - languages having a group as syntactic monoid.
Lê Quốc Hán, Hồ Tiến Dương · Journal of Computer Science and Cybernetics · 2012
In this article we describe Croisot -languages and Dubreil-languages having a group as syntactic monoid.We provide different characteristics of these languages.Then, we describe the forms of group regular -languages.Tom Hit.Trong bai bao nay, cluing toi khao sat cac ng6n ngir Kroaz6 va ng6n ngir Duybray co vi nhom cu phap la mot nhom.Chung t6i nhan diroc nhieu d~c tnrng khac nhau cua cac lap ng6n ngir nay.Tir do, chung t6i mo ta diroc dang dieu cua cac ng6n ngir nhom chinh qui tong quat.