【摘要】 离散数学中的二元关系是一个重要的基本概念,本文中给出的二元关系的五种特性的定义,并给出了反对称性及传递性的等价定义,同时列出了二元关系性质判定的四种不同方法。对于易混淆的关系指出了它们之间的联系。更多还原

【Abstract】 Binary relation in discrete mathematics is a very important basic concept. This paper defined the five properties of dual relations and proposed the equivalent definitions of antisymmetry and transitivity. Then the judgment methods to properties of dual relations and the differences between confusable relations were also given.更多还原