摘要
研究扩展自偶群代数码与ｄｕａｄｉｃ群代数码的关系，得到中心群代数码可以扩展为自偶码的充分必要条件．
The strong relationship between extended selfdual group algebra codes and duadic group algebra codes is illustrated. The necessary and sufficient conditions for which central group algebra code can be extended selfdual are presented.
出处
《福建师范大学学报（自然科学版）》
CAS
CSCD
1998年第2期1-14,11,共15页
Journal of Fujian Normal University：Natural Science Edition
关键词
群代数码
扩展自偶码
劈分
group algebra code
extended self-dual code
splitting
