Study of extrme value of multivariate function by matrix;
多元函数的教学是高等数学教学中的一个难点。
According to unary function limit and multivariate function limit of mathematical Analysis, the validity of the index Vnew is proved in theory.
并根据数学分析中一元函数和多元函数的极限的相关知识，在理论上证明了该指标的有效性。
In this paper we give a method of test, which makes use of the gradient, to verify the extreme value of multivariate function, and give some typical examples.
本文给出了利用梯度判定多元函数极值的判别法，并提供了若干范例。
The monotone property of multivariate function proved that the maximum stress strength point exists on the inner surface of casing under the triaxial stress conditions.
通过实例计算，对比分析了用“三向应力圆”理论与其他几种理论计算的抗挤强度值。
Concept and operation rules of generalized partial derivative of multivariate function are given basis on generalized derivative of single variable function in this paper.
在一元函数广义导数定义的基础上，提出了多元函数广义偏导数的概念，相应地建立了广义偏导数的运算规则，获得了有关的一些性质。
We introduce and motivate the main theme of the course, setting the problem of learning from examples as the problem of approximating a multivariate function from sparse data.
我们引出本课程的主题，把从样例中学习的问题转化成从稀疏资料中逼近多变数函数的问题。
We introduce and motivate the main theme of the course, the setting of the problem of learning from examples as the problem of approximating a multivariate function from sparse data - the examples.
我们介绍且激发课程的主题将朝向于实例学习法的问题设定，例如稀疏值中多变量函数近似的问题。
In this paper we investigated optimal linear unbiased estimation of the linear estimable function in general multivariate random effect linear model.
本文研究了一般的随机效应多元线性模型中线性可估函数的最优线性无偏估计。
An universal numerical algorithm of extremum for multivariate nonlinear function is discussed, and is used in the calculate system of compensation for thermistor net.
研究一种多变量非线性函数极值的通用数值解法，并将这种算法应用于石英晶振热敏网络温度补偿系统中。
Each of them has its own value, its own function and application range. They must be multivariate complementary in giving full play to their superiority.
所有思维多处于两个极端，即现实主义与想象主义，各有其独特的价值与功能，也各有其特定的适用范围，必须多元互补方能发挥思维的创造优势。
Usually, multivariate spline function is smooth on every point of net lines.
通常的多元样条函数要求在网线的每一点上，分片多项式的光滑性一致。
The transfer function-noise model is a kind of multivariate time series model which has much advantage in expressing dynamic mechanism of a system.
传递函数———噪声模型是一类多变量时间序列模型，它在表达系统动态影响机制方面有着独到的优势。
In this paper, a new kernel estimator of multivariate density is proposed by using a univariate kernel function.
本文提出了利用一维核函数构造多维密度函数一个新估计的方法。
In multivariate analysis, the investigators found that subjects with anemia were 30% more likely to have a rapid decrease in kidney function than those without anemia.
s团队报道，用多元统计分析调查发现，贫血病受试者中的30%对比没有贫血的受试者更有可能导致肾功能的急剧下降。
The Minimax admissibility of linear estimates with respect to restricted multivariate regression coefficient under matrix loss function is considered.
本文研究了带有不等式约束的生长曲线模型中线性估计的容许性与泛容许性问题。
The Minimax admissibility of linear estimates with respect to restricted multivariate regression coefficient under matrix loss function is considered.
本文研究了带有不等式约束的生长曲线模型中线性估计的容许性与泛容许性问题。
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