Rings as the Unions of Proper Subrings

被引：15
|
作者：
Lucchini, Andrea [1 ]
Maroti, Attila [1 ]
机构：
[1] Dipartimento Matemat Pura & Applicata, I-35121 Padua, Italy
来源：
ALGEBRAS AND REPRESENTATION THEORY | 2012年 / 15卷 / 06期
关键词：
Finite ring; Covering;
D O I：
10.1007/s10468-011-9277-3
中图分类号：
O1 [数学];
学科分类号：
0701 ; 070101 ;
摘要：
We describe all possible ways how a ring can be expressed as the union of three of its proper subrings. This is an analogue for rings of a 1926 theorem of Scorza about groups.
引用
收藏
页码：1035 / 1047
页数：13
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