摘要
本文应用图形法直观求解二元函数条件极值,介绍了拉格朗日乘子法的几何解释,并通过具体的算例,阐明了拉格朗日乘子的经济学意义.
In this paper,the graphical method is used to solve the conditional extremum of a function of two variables,geometric explanation of the method of Lagrange multiplier is presented,and the economic significance of the method is illustrated by concrete examples.
作者
杨丽娜
YANG Lina(College of Science,China University of Petroleum(Beijing),Beijing 102249,PRC)
出处
《高等数学研究》
2023年第2期49-51,60,共4页
Studies in College Mathematics
基金
2020年北京市教学改革创新项目(XM10720200313)。
关键词
拉格朗日乘子法
几何意义
method of Lagrange multiplier
geometric meaning
