field of extremals是什么意思

用法例句

Binary implicit function Extreme Problems;

二元隐函数极值存在问题

Extreme Statistics on the Application of Catastrophe Insurance;

极值统计在巨灾保险中的应用

The rock bit diameter is calculated through determination of the extreme values with the calculation formula presented.

采用求极值来计算才轮钻头的直径，给出了牙轮钻头直径的计算公式，并分别对有移轴及无移轴牙轮钻头直径的计算进行了分析。

Some methods of deciding the extreme values for the monadic functions and two-place functions were applied to decide the extreme values for the multivariate functions and then some effective methods of deciding the extreme values for the multivariate functions were presented.

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.

将一元函数取极值的一阶充分条件推广到多元,提供了判定多元函数极值的1个有效方法。

Estimation of chaos system parameters by using extremum point;

基于极值点的混沌系统参数估计方法及应用

Calculation on transmission ratio extremum of grab operating mechanism based on Matlab;

基于Matlab的挖掘机工作装置传动比极值的计算

A Generalization and Application of The Second Sufficient Condition of Judging Extremum;

极值第二充分条件的推广及应用

Variation of extreme values of domestic storms and floods in 20th Century;

20世纪我国暴雨和洪水极值的变化

Inter-decadal change of the rainstorm and flood extreme values in the 20th century;

20世纪暴雨和洪水极值的年代际变化

Two full conditions for extreme value problem;

求解条件极值问题的两个充分条件

elliptic maximum principle and krein-Rutman theory with parabolic maximum principle and operator semigrou;

椭圆极值原理与krein-Rutman定理以及抛物极值原理与算子半群

Methods The maximum principle,monotone method,bifurcation theory,the perturbation theorem for linear operators and the stability theorem for bifurcation solutions were used.

方法运用极值原理、上下解方法、分歧理论、线性算子的扰动理论和分歧解的稳定性理论进行研究。

In this paper we yield a inequality of the deficiency sum of any meromorphic function and its all order derived functions, and discuss some functions whose ail derived functions deficiency sum arrives at maximum 2.

本文结合亚纯函数的导函数，得到一个更一般的亏量和不等式，并对其极值情形进行了讨论，在更广泛的条件下，证明了相应的Ｆ。