对数求导法探析  

Analysis of the Logarithmic Derivative Method

作　　者：张清叶 ZHANG Qing-ye(Department of Basic Courses,Henan Institute of Technology,Xinxiang Henan 453003,China)

机构地区：[1]河南工学院基础部,河南新乡453003

出　　处：《大学数学》2018年第4期89-93,共5页College Mathematics

基　　金：河南工学院博士科研启动经费(KY1728)

摘　　要：针对现行教材在介绍对数求导法时的缺陷,遵循问题发现、问题解决、例题验证的逻辑路线对对数求导法进行了探讨,给出了具体的方法步骤.For the defect of logarithmic derivative method in the current teaching material, this paper discussed the logarithmic derivative method by the logic line of problems found, problem solving and example validation. Moreover, the concrete steps were given.

关 键 词：对数求导法 绝对值函数 导数的定义 

分 类 号：O13[理学—数学]