摘要
利用泰勒公式讨论了函数的凹凸性,并获得一个判别拐点的较为简单的方法.
The concavity and convexity of a function were confirmed by using the Taylor formula, and an easier approach for judging the flecnode of function was got.
出处
《重庆交通大学学报(自然科学版)》
CAS
2007年第4期160-161,共2页
Journal of Chongqing Jiaotong University(Natural Science)
关键词
泰勒公式
函数
凹凸
拐点
taylor formula
function
concavity and convexity
flecnode