摘要
探讨关系运算的性质 。
In this paper, some properties of ralations operation have been probed into. Some important cntents atout the relations operation also have been summatized by us.
出处
《天中学刊》
2001年第2期12-14,共3页
Journal of Tianzhong
关键词
逆关系
关系运算
离散数学
关系复合
relation
reciprocal relation
union of the relation
intersection of the relations
difference between the relations
complement of the relation, compound operation of the relations