unitary group

We have found out that the set of all regular elements of cancellative monoids is a group G and G is a unitary subsemigroup of S.

探讨了可消幺半群上的格林关系,尤其是L关系,研究了可消幺半群S中的正则元群G,并且G是S上的幺正子半群。

Some Studies about Affine Algebraic Regular Monoid and Affine Regular Monoid Scheme

仿射代数正则幺半群与仿射正则幺半群概形的若干研究

S-set Theory on the Completely Regular Semirings

含乘法幺元完全正则半环上的S-集理论

Studies on Some Regular Semigroups and Some Generalized Regular Semigroups

关于正则半群和广义正则半群的研究

The minimum regular *-semigroup congruence on strongly P-regular semigroup

强P-正则半群上的最小正则*-半群同余

A family maximal free submonoids of the free monoid X~*

半群X~*的一族极大自由幺子半群

Orders of the Renner Monoids and Orbit Structure of (J,σ)-irreducible Monoids of Type D_4～3;

Renner幺半群的阶与D_4～3型（J，σ）-不可约幺半群的轨道结构

Two Classesof π-Regular Semigroups with particular Lattices of Subsemigroups

具特殊子半群格的两类π-正则半群

Study on Abundant Semigroups and Fuzzy Regular Semigroups;

关于富足半群和模糊正则半群的研究

Some Properties on Regular ～*-Semigroups and One Sided Homomorphisms on Semigroups;

正则～*-半群的性质和半群的单边同态

The maximal regular subsemigroups of singular order-preserving transformation semigroups

奇异保序变换半群的极大正则子半群

The Characterizations of Monoids by α~*-Injective S-act;

用α~*-内射S-系对幺半群的刻划

A Class of Monoids of Fuzzy Logic Systems and Homomorphic Mapping

一类模糊逻辑系统幺半群与同态映射

The Conformational Proof of a Family Maximal Free Submonoids of the Free monoid X~*;

半群X~*的一族极大自由幺子半群的构造性证明

The Lattice of Weakly Inverse Subsemigroups of a Weakly Inverse Semigroup and the Lattice of Full Subsemigroups of a Regular Semigroup;

关于弱逆半群的弱逆子半群格及正则半群的全子半群格

The Green's relation of semiring whose additive reduct is completely regular semigroup

加法半群为完全正则半群的半环上Green关系

GRAPH REPRESENTATIONS OF A FREE CLIFFORD MONOID AND A FREE SEMILATTICE WITH IDENTITY

自由Clifford幺半群和含恒等元的自由半格的图表示

Semidirect Products and Wreath Products of Weakly P-eventually Regular Semigroups;

弱P-毕竟正则半群的半直积和圈积

Several equations on quasiregular orthocryptogroup

关于拟正则密码群并半群的几个等式