Disjunctive and conjunctive normal forms of pseudo-Boolean functions

被引:12
作者
Foldes, S [1 ]
Hammer, PL [1 ]
机构
[1] Rutgers State Univ, RUTCOR, Piscataway, NJ 08844 USA
基金
美国国家科学基金会;
关键词
D O I
10.1016/S0166-218X(00)00276-6
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
After showing that every pseudo-Boolean function (i.e. real-valued function with binary variables) can be represented by a disjunctive normal form (essentially the maximum of several weighted monomials), the concepts of implicants and of prime implicants are analyzed in the pseudo-Boolean context, and a consensus-type method is presented for finding all the prime implicants of a pseudo-Boolean function, in a similar way the concepts of conjunctive normal form, implicates and prime implicates, as well as the resolution method are examined in the case of pseudo-Boolean functions. (C) 2000 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:1 / 26
页数:26
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