利用等价无穷小替换推广一道考研题  

Generalization of a Postgraduate Exam Question by Using Equivalent Infinitesimal Substitution

作　　者：陶军 方建波 TAO Jun;FANG Jianbo(College of Mathematics and Statistics,Guizhou University of Finance and Economics,Guiyang 550025,China)

机构地区：[1]贵州财经大学数统学院,贵州贵阳550025

出　　处：《高等数学研究》2024年第5期19-19,26,共2页Studies in College Mathematics

摘　　要：本文对一道数学分析考研真题的两种解法进行分析,并利用等价无穷小替换将问题推广到一般的形式.In this paper,two approaches to a postgraduate exam question of Mathematical Analysis are analyzed,and the equivalent infinitesimal substitution is used to generalize the problem.

关 键 词：等价无穷小 函数极限 

分 类 号：O172[理学—数学]