extremal problem是什么意思

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We discuss the extremal problem on the fourth type of super-Cartan domain Y_(IV)(N;n;k),obtain the extremal mapping and extremal value between the fourth type of super-Cartan domain and the unit ball.

讨论了第四类超Cartan域Y_(Ⅳ)(N;n;k)上的极值问题,得到了第四类超Car- tan域与单位超球间的极值和极值映照。

In this paper,some extremal problems between the Cartan-Hartogs domain on k＜1 and the unit ball are studied,and the extremal mapping and extremal value in explicit formulas are obtained.

本文讨论两种类型的极值问题,其中一种类型的极值问题可以认为是复平面上经典的Schwarz引理在高维的一个推广;另一种类型的极值是某空间上的度量,可以用来考虑域的双全纯等价分类问题。

We revisit the classical extremal problem on Cartan domains.

研究了Cartan域上的极值问题。

In this paper, extremum problems of generalized polynomials fanctions are discussed.

本文讨论了广义多项式函数的极值问题,给出了这一问题的必要条件和充分条件,介绍了一种求解此类函数极值的实用方法。

In this paper, we consider the extremum problems with cone-convex set-to-setmaps and prove some theorems of the alternative for cone-convex set-to-set maps by meansof Morris sequence.

本文为考虑集值映射的极值问题，提出了锥凸集到集映射的概念，借助Ｍｏｒｒｉｓ序列证明了若干这类映射的择一性定理。

A learning algorithm is proposed to solve the local minimum problem and the un-learnable problem for Hopfield neural networks.

针对 Hopfield神经网络 (HNN )所存在的极小值问题及缺乏学习能力的问题 ,提出了一种学习算法。

In this paper,the external problems of nonlinear singular systems are discussed by using monotone iterative technique and the method of upper and lower solutions.

应用单调迭代法和上下解的方法讨论了广义非线性系统的极限值问题 ,给出了解存在性的构造性证明 ,所构造的逼近序列是线性系统的解 ,因此较易实现数值计算 。

Extremum Problems in Convex Bodies Geometry of L_p-Space;

L_p-空间中凸体几何的极值问题

Extremal Problems and Stability in Geometric Analysis;

几何分析中的极值问题与稳定性研究

Extremal Problems of Quasiconformal Mappings and Schwarzian Derivatives;

拟共形映射极值问题和Schwarz导数

Some Extremal Problems of Wiener Indices Trees;

树的Wiener数的若干极值问题

Extremal Problems of Intersecting and Sperner Families of Sperner Theory;

Sperner理论中的交、反链的极值问题

Unique Extremal Question of Teichmüller Space;

Teichmüller空间上的唯一极值问题

On Using MATLAB to Inquire into Extremum Problems in Secondary School Physics;

利用MATLAB探究中学物理极值问题

A Study of The Extreme Value Problem of Bezier Curve and Curve Surface;

Bezier曲线与曲面极值问题的研究

Identification and Application Extension about Two Geometric Extremum Problems;

两个几何极值问题的证明及运用推广

Mothod for dealing with the maximum and minimum number in middle school physics teaching;

中学物理教学中极值问题的处理方法

Two Propositions and Applications about Dualistic Function s Extremum;

二元函数极值问题的两个相关联命题及其应用

Extremum Problem in the Wheatstone Bridge Circuit

惠斯通电桥电路中耗散功率的极值问题

R. T. Rockafellar . Convex analysis. Princeton University Press Princeton.

刘光中.凸分析与极值问题.高等教育出版社.1991.

EXPLORATION OF THE MINIMUM OF SFR IN FILTER CAKES

滤饼内过滤比阻分布存在极值问题的探讨

An Extremal Problem on Potentially K_(r,s,t)-Graphic Sequences;

关于蕴含K_(r,s,t)可图序列的一个极值问题

An Extremal Problem on Potentially K_(k+1)-e Graphic Sequences;

关于蕴含K_（k+1）-e可图序列的极值问题

Solution to the Extremum Problem of Function of Several Variables through Positive Definite Matrix Method;

利用正定矩阵法解决多元函数的极值问题

A Class of Variational and Functional Extreme Solution to the Boundary Value Problem;

一类边值问题的变分与泛函极值解法