用极限的分析定义证题的一般方法及其常见错误的纠正

General Solving Method by Analysizing the definition of limit and the Correction of Common Mistakes

本文介绍了用四种函数极限的分析定义证题的一般方法步骤以及证题中几种常见错误,错误原因分析和纠正方法。

In the article, general solving method ami steps are introduced by the analysis of definition of four function limit, and also produced a couple of correction of common mistakes and causes.