半群同余与（）－关系

Semigroup Congrunce A ()-relation

本文研究了半群相容，同余及－关系，－关系，给出了特殊半群高斯整环矩阵乘法半群Ｇｎ的（）－关系结构．

The semigroup compatible,congrunce,relation and relation is discussed,The structure of ()-relation in the Gauss domain ring matrix multiplication semigroup Gn in give in the paper.