多元函数极值

矢量法在求多元函数极值中的应用

Evaluating the extrema of function of several variables with vector representation

多元函数极值问题的代数解法

The Algebraic Solution to the Extremum Problem of Multivariate Function

多元函数极值存在充分条件的推广

Popularization of Sufficient Condition of Multivariate Function Existing Extremum

关于多元函数极值存在的必要条件的研究

A study of necessary conditions for the existence of extrema of multi-variable function

利用均匀设计求多元函数极值

Improving of Maximizing the Multivariate Function in Uniform Design

激光扩束器离焦量的多元函数极值解法

Multivariate Function Extreme Value Based Calculations of the Defocused Amount of Expending Telescope

微积分里多元函数极值问题的探讨

Studies on Extreme Value of Multivariate Function in Calculus

多元函数极值的判别法则的探讨

Research on the Distinguish Rule about the Extreme Value of the Multiple-value Function

多元函数极值原理在某力学问题中的应用

Application of Principal of Stationary Multi - Variable Function on One Mechanical Problem

二次型在求多元函数极值上的应用

The application of the quadratic form in the function of many variable extreme value

多元函数极值的研究与应用

Research and Application of Multivariate Function Extreme Value

本文提出了一种判断多元函数极值存在性的方法。

A method to determine the existence of extremum in multivariable functions is presented .

一类多元函数极值的快速判别方法及应用

A Convenient Judgement Method about Extreme Value of One Class Multivariate Functions and Its Application

用矩阵的正定性判定多元函数极值的存在性

Determination on the Existence of Extremum in Multivariable Functions by the Positive Definiteness of Their Matrices

从线性代数的理论出发，着重讨论了多元函数极值问题。

This paper is to study the extremum problem of multivariate function from the theory of linear algebra .

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。

Through the quadratic form theory , another solution to the extremum problem of function of several variables is given .

摘要文章以二次型理论为依据，提出了解决多元函数极值问题的另一种方法。

With the theory of quadratic form , this essay gives out another way to solve the extremum problems of multi-variable functions .

将一元函数和二元函数极值的部分判别方法推广到多元函数极值的判别，提出了判定多元函数极值的几个方法。

The extreme conditions for the monovariate functions were applied to the multivariate functions and then an effective method to decide the extreme values for the multivariate functions was presented .

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。

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 .

利用多元函数极值的定义和偏导数的定义公式证明二元函数与一元函数在某点取得极值的关系。

This article use the diverse function extremum and the local derivative 's definition formula to prove the relation between extremum obtained by the two function and the dollar function at some point .

本文运用多元函数极值的知识，计算出椭圆内接（外切）多边形的最大（最小）面积，以及此时椭圆内接（外切）多边形的特性。

By applying the limit value of multivariate function , the authors of this paper calculate the maximum / minimum areas of inscribed / circumscribed polygons of ellipse and comment on the relevant features of such polygons .

运用一元函数极值的概念和有关知识，并联系方向导数的概念，得出了多元函数极值存在的几种必要条件。

Based on the concept of maximum of function of one variable and relevant knowledge as well as the concept of directional derivative , the paper puts forward the necessary conditions for the existence of extrema of function .

多元函数取极值的一阶充分条件

First order sufficient conditions for the extreme values of multivariate function

多元非线性函数极值的通用数值解法

An universal numerical algorithm of extremum for multivariate nonlinear function

多元函数的极值及其应用

Extreme value of pluralistic function and value s application

用实二次型理论解多元函数的极值问题

Solve the Extremum Problems of Multi-variable Functions with the Way of Positive Definite Matrix

多元函数的极值问题

The Issue of Extreme Value of Poly-function

并应用它求解多元函数条件极值问题。

Applying it , one can solve effectively the problems of the constrained extreme value of the function of many variables .

给出了利用简单形式的柯西不等式求两类特殊多元函数条极值的两个命题。

In this paper , the authors give two propositions to find the conditional extremes of multivariable functions by using simple forms of Cauchy inequality .

本文使用二次型的理论进行判断，并将问题扩大为求任意多元函数的极值。

This paper uses the theory of quadratic form to distinguish this problem , not only that , it enlarge to calculate extreme value for function of many variable .