半格(semilattice)格的推广.它是只关联到格的结运算和交运算二者之一的一类代数结构.对于格z= cx; v , n)而言，只关联到结运算的半格，称为结-半格，记为L'=
特别地，得到了使得这半格分解为强半格分解的若干条件。
In particular, some conditions such that this decomposition is strong are obtained.
特别是确定了交换的可消幺半群的半格的好同余格上的交与并运算。
Furthermore, the meet and the join for the good congruence lattice are determined for the semilattice of commutative cancellative monoids.
本文主要讨论了半群的加细半格在研究半群的性质和结构中的若干应用。
The main topic is some applications of refined semilattices of semigroups in the study of properties and structures of semigroups.
应用推荐