摘要
首次引入前缀码的拟特征和序列的概念,给出了前缀码为极大前缀码的一些刻划,并对著名的Kraft不等式作了改进.
The concept of quasi-characteristic sum sequence of prefix code is introduced for the first time,and some characterizations of a prefix code being maximal is given.Moreover, we imroved the famous Kraft＇s inequality.
出处
《数学的实践与认识》
CSCD
北大核心
2011年第10期219-224,共6页
Mathematics in Practice and Theory
基金
贵州省科学技术基金项目(黔科合[2010]3174)
