摘要
本文引入了广义稳定环的概念,并且证明SL_2(R)=E_2(R)的充分必要条件是R为广义稳定环.
This paper introduce the concept of generalized stable rings and prove that SL2(R)= E2(R) iff R is a generalized stable ring.
出处
《首都师范大学学报(自然科学版)》
1997年第1期22-24,共3页
Journal of Capital Normal University:Natural Science Edition