论文部分内容阅读
【外延】【内涵】概念所反映的事物的集合叫作这个概念的外延;概念所反映的—类事物的特有属性的集合叫作这个概念的内涵。比如,质数的外延是自然数2,3,5,7,11,…组成的集合;内涵是以下两项特有属性的集合:(1)是大于1的自然数;(2)只能被1和本身整除。一般地说,一个概念的外延包括所有这样的事物,它们具有这个概念的内涵中包含的全部属性。也只有这样的事物被包括在这个概念的外延中。
【Extension】 【Connotation】 The concept of the collection of things is called the extension of this concept; concept reflects - the collection of unique properties of the class thing called the connotation of this concept. For example, the extension of a prime number is a collection of natural numbers 2, 3, 5, 7, 11, ...; the connotation is a set of two special attributes: (1) a natural number greater than 1; Divide In general, the extension of a concept includes all such things, which have all the attributes contained in the connotation of the concept. Only such things are included in the extension of this concept.