给出了完全正则半群关于幂等元格林关系劣化的等价条件,研究了D-劣化、L-劣化与R-劣化之间的关系.
In the paper, equivalent conditions of Green's relation minorization for idempotents have been given on completely regular semigroups and interrelationships of D-minorization and L, R-minorization are studied.