The author discusses the problem of the semidirect products of completely simple semigroups without identity element.
在去掉幺元的情况下,讨论了完全单半群的半直积问题。
2
Then we give a structure theorem of weak LR-good quasi-adequate semigroups by using the tool of dual semidirect product.
并运用双重半直积给出弱LR 好拟适当半群的结构定理。
3
This paper gives necessary and sufficient conditions for the Semidirect and Wreath Products of two semigroups to be Rectangular Quasi-Regular Semigroups (Rectangular Groups).