graded weak BM-semisimple ring 分次弱BM
halbeinfacher ring semisimple ring 半单环
bear semisimple ring 贝尔半单环
co-semisimple ring 余半单环
r-semisimple ring R半单环
graded semisimple ring 分次半单环
Artinian Semisimple ring Artin半单环
jacobson semisimple ring 雅各布森半单环
应用推荐