给出满足主右理想极小条件诣零环的两个充要条件，此类环是扩张闭的。

This peper gives two necessary and sufficient conditions for a ring to be a nil MHR-ring. It is obtained that any nil MHR-ring is extension closed.

youdao

给出满足主右理想极小条件诣零环的两个充要条件，此类环是扩张闭的。

This peper gives two necessary and sufficient conditions for a ring to be a nil MHR-ring. It is obtained that any nil MHR-ring is extension closed.

youdao