摘要
基于数学知识的系统性和完备性,给出间断点的定义。
In this paper, based on the systematicness and integrity of mathematic knowledge, the author introduces the definition of the discontinuous point and emphasizes the necessity of using the end point of open interval as the discontinuous point and the type it belongs to.
出处
《内蒙古财经学院学报（综合版）》
2006年第4期94-95,共2页
Journal of inner Mongolia finance and economics college
关键词
间断点
定义
类型
开区间
端点
discontinuous point definition type open interval end point
