对极限概念的理解  

Understanding of the concept of limit

作　　者：朱永婷[1] 

机构地区：[1]解放军国际关系学院基础部,江苏南京210039

出　　处：《高师理科学刊》2017年第2期67-69,共3页Journal of Science of Teachers＇College and University

摘　　要：极限是微积分的重要基本概念,然而很多学生在学习这一概念时存在困难.分析了造成这一困难的原因,结合教学实践,从不同角度阐述极限概念的教学,以求帮助学生更深入、更透彻地理解极限概念.The limit is an important basic concept of calculus.However,many college students have difficulty in learning the concept.Analyzes the reasons for this difficulty,employing teaching practice,expounds the teaching of the concept of limit from different angles in order to help students go further with the understanding of the limit.

关 键 词：极限概念 数学史 几何直观 

分 类 号：O13[理学—数学] G642.0[理学—基础数学]