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逻辑函数求补算法及其改进
Arithmetic of Complement Set and an Improved Method for Logic Functions
【摘要】 逻辑函数求补算法存在的主要问题是时间开销大及需要的存储空间过大。该文在对递归裂变求补算法和基于最小项求补算法进行分析研究的基础上,提出了积项输入、邻项合并、积项输出的无冗余覆盖的逻辑函数求补算法。该求补算法的时间、空间的需求将大大缩小。
【Abstract】 In arithmetic of complement set for logic functions,the excessively long processing times and excessively large memory space requirement are major problems.This paper analyzes arithmetic of complement set on recursion fis-sion and arithmetic of complement set on minimum,at same time ,it presents a new improved method of complement set for logic functions,this method includes input of products and combination of neighbor products and output of products.It greatly reduces time and space requirement.
【关键词】 逻辑函数;
递归裂变;
最小项;
补集描述;
【Key words】 logic function; recursion fission; minimum; complement set;
【Key words】 logic function; recursion fission; minimum; complement set;
【基金】 江苏省自然科学基金(编号:BK2001130);江苏省高校自然科学基金(编号:03KJB520103)资助
- 【文献出处】 计算机工程与应用 ,Computer Engineering and Applications , 编辑部邮箱 ,2004年18期
- 【分类号】TP301
- 【被引频次】3
- 【下载频次】48