关于U-neat同态

On the U-neat Homomorphism

给定一个左 R-模 U,引进 U-neat同态概念 ,并给出了 U-neat的若干等价条件 。

Given a left R module U ,a neat homomorphism is introduced ,some necessary and sufficient conditions is shown for a homomorphism to be U neat, which generalized some Golan's results.