Warning: file_put_contents(): Only 0 of 7234 bytes written, possibly out of free disk space in /home/www/wwwroot/ndsq.cn/index.php on line 55 nil ring例句_nil ring英汉例句_nil ring双解例句_开心英文字典_柠咚词
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. 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。