文章详细信息 关键词: 多元函数;;极值;;梯度算子 [gap=244]Keywords: function of several variables;extremum;gradient operator
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... 位置函数;点函数 function of position 多元函数;多变量函数 function of several variables 函数描图器 function plotter ...
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So, a function of several variables doesn't have the usual derivative.
因此,一个多变量的函数没有通常的导数。
The teaching of function of several variables is a difficult point in higher mathematics teaching.
求最值问题是中等数学永恒的话题,其中,多元函数求最值是难点。
Through the quadratic form theory, another solution to the extremum problem of function of several variables is given.
利用二次型的理论,给出解决多元函数极值问题的另一种方法。
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