Sufficient and Necessary Condition

充分必要条件：在逻辑学和数学中

常用释义

充分必要条件：在逻辑学和数学中，用于描述一个条件既是某个结果发生的充分条件，也是该结果发生的必要条件。

扩展信息

充要条件

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充分必要条件

传统的释义方式，即由亚里士多德理论发展起来的“充分必要条件”(Sufficient and Necessary Condition)，受到越来越多的语言学 …

例句

A sufficient and necessary condition is given that the algebraic immunity of a Boolean function is not more than a fixed value.

借助覆盖向量刻画了代数免疫布尔函数的特征，给出布尔函数代数免疫不大于某确定值的充要条件。

Meanwhile, the sufficient and necessary condition for the orientation of an arbitrary simple polygon is given.

同时，给出了任意简单多边形走向…要条件。

This paper offers a sufficient and necessary condition for the existence of solution of moment problem on left modules.

研究主理想环上模的矩量问题，包括矩量问题的存在性和唯一性。

The paper proposed a sufficient and necessary condition for the problem to admit an exact penalty function approach.

给出了这类双层规划具有恰当罚函数的充要条件，以及这类问题的解的一些性质。

Based on this, the sufficient and necessary condition under which a set of GD-Constrai nts is a minimal cover is given.

在此基础上，给出了一个GD-约束集成为最小覆盖的充要条件。

This paper gives a sufficient and necessary condition for judging nonsingular H-matrix.

文章主要工作是给出了判别此类矩阵的一个充要条件。

In addition, a sufficient and necessary condition of NBU (2) ordering is built when compared distribution is exponential.

基于被比较分布是指数的情况，还建立了判定NBU（2）序的一个充要条件。

A sufficient and necessary condition for a multiplicative convex function to be a multiplicative concave function

积性凸函数且是积性凹函数的充分必要条件

The Sufficient and Necessary Condition for the Semidirect Products of two Semigroups to be Completely Simple Semigroups

二个半群的半直积为完全单半群的充要条件

A Sufficient and Necessary Condition for the Existence and Uniqueness of the Fixed Point of a Class of Operator without Continuity

一类非连续算子不动点存在的充分必要条件

A Sufficient Condition about Convergence Uniform of Function and a Sufficient and Necessary Condition about Convergence of Positive Series

函数列一致收敛的一个充分条件和正项级数收敛的一个充要条件

modulus argument power extraction open set closed set neighborhood sufficient and necessary condition form of complex

模辐角乘方开方开集闭集邻域充分必要条件

Sufficient and Necessary Condition of Controllability and Reachability of a Class of Linear Switching Systems

一类线性切换系统能控性和能达性的充要条件

Sufficient and necessary condition of a class I to uncertain stochastic system 's mean-square stabilization stability

一类伊藤型不确定随机系统均方稳定的充要条件

Sufficient and Necessary Condition of Controllability and Observability for a Class of Composite Systems

一类组合系统能控性和能观测性的充分必要条件

Further Extension of the Sufficient and Necessary Condition of the Effective and Weak Effective Solutions for Multi-Objective Programming

不可微条件下不带约束资格多目标规划解的充要条件的进一步推广

Sufficient and Necessary Condition for Local Exponential Stability of Bidirectional Continuous-Time Associate Memory Neural Networks

连续双向联想记忆网络局部指数稳定的充要条件

Sufficient and necessary condition for the standard singular point of the differential-algebraic system

微分代数方程系统标准奇异点的一个充分必要条件

Sufficient and Necessary Condition for Generalized Inverse Eigenvalue Problem of a Class of Matrices

一类矩阵广义特征值反问题解存在的充要条件

The Commonly Sufficient and Necessary Condition of the Existence of Integrating Factor

积分因子存在定理的一般充要条件

A Sufficient and Necessary Condition for Metrization of a de Morgan Algebra of Uniformity

德摩根一致代数可度量化的一个充要条件

The Sufficient and Necessary Condition of the Quadratic Admissible Estimate for Covariance Matrix

协方差阵二次型估计可容许的充要条件

Sufficient and Necessary Condition for Output Feedback Stabilizability of Descriptor Systems

广义系统静态输出反馈镇定的一个充要条件

Sufficient and Necessary Condition of Oscillation of Non-liner Difference Equations with Continuous Variables

连续变量非线性时滞差分方程振动的充要条件

A Sufficient and Necessary Condition of a Class Ito Uncertain Stochastic Stystem's Mean-Square Stabilizing

一类不确定随机系统均方稳定的充要条件

The Sufficient and Necessary Condition when Requesting Limit by Infinitesimal Portion Commutation

无穷小量部分代换求极限成立的充要条件

Sufficient and Necessary Condition for up Concave and Down Concave

关于曲线上凹与下凹的充要条件

A Sufficient And Necessary Condition for Only A System of Distinct Representatives Existed in Sets

集族存在唯一的相异代表系的一个充要条件

Sufficient and Necessary Condition for Split Graphs Completion in Geometric Constraint Solving

几何约束求解中分离图完备的充要条件

A Sufficient and Necessary Condition for the Weak Convergence of Probability Operator Measure

概率算子测度弱收敛的一个充要条件