摘要
从任意有限环上类型Ⅱ码的概念出发,借助两类有限链环为偶环的特性,研究了其上码为类型Ⅱ码的条件,得到了两个结果.
Embarks from the concept of TypeⅡcodes over any finite ring,we study condition in which the codes of twe class finite even chain ring are the TypeⅡcodes,and obtain twe results.
出处
《数学的实践与认识》
CSCD
北大核心
2010年第21期189-192,共4页
Mathematics in Practice and Theory
关键词
有限链环
自对偶码
类型Ⅱ码
finite chain rings
self-dual codes
TypeⅡcodes
