摘要
介绍了既可以简化证明过程、又便于学生接受的一种证明方法——"放大法".通过"放大法"在几个典型例子中的应用,使学生掌握和理解"放大法"在解题中的本质和目的,给极限的证明带来方便.
This paper mainly deals with ＂amplification method＂, a way of demonstration that can not only simplify the proving process, but is also easy for students to learn. Through several typical examples involving the method, students may understand and master its essence and purpose in solving problems.
出处
《衡水学院学报》
2009年第4期3-4,7,共3页
Journal of Hengshui University
关键词
极限
数列
放大法
limit
numeral order
amplification method
