一元函数极限概念的教学注解

Annotation of Teaching on Concept of Monofunctional Limit

作者针对初学者在学习极限概念的过程中出现的问题,从四个不同的方面诠释了一元函数极限的概念。

According to his own teaching experience in many years, the author sums up the main problems of studying the concept of monofunctional limit that beginners often meet and annotate the concept of monofunction from four different aspects.