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• Either the matrix is invertible.

矩阵是否可逆的种。

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• Are Infinite Dimensional Spheres Invertible?

无限球面可逆吗？

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• In the previous section, almost all transformations are invertible.

一节中，几乎所有变换都是可逆的。

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• Or, if a matrix is not invertible, then you have infinitely many solutions.

或者矩阵可逆时无穷

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• So when 2 is invertible, this can be used as the definition of a quadratic form.

所以2可逆时候，可以用作二次形式定义

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• An orthogonal matrix is an invertible matrix for which the inverse is equal to the transpose.

正交矩阵可逆矩阵，逆矩阵等于其转置矩阵

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• The mixing system is composed of a linear convolution followed by an invertible nonlinear distortion.

混合系统线性卷积混合后接一个可逆非线性失真组成。

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• Utilizing the stretch and fold mechanism, an invertible map set based image encryption algorithm is proposed.

利用拉伸折叠原理，提出了一种可逆映射集合图像加密算法

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• Moreover, the resolving scheme of the invertible matrix problem involving the time domain iteration is presented.

此外提出可逆矩阵问题涉及时间迭代解决方案

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• Some results related to invertible matrices over bounded distributive lattice are generalized to matrices over incline.

将有分配上可逆矩阵有关结果推广上的矩阵。

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• This dissertation gives necessary and sufficient conditions for 2-torus parabolic maps to be invertible, which improves p.

本文首先给出了二维环面上抛物映射可逆充分必要条件完善了P

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• Some striking examples of this are thegroupof invertible linear maps ormatrices, and theringof linear maps of a vector space.

一些引人注目例子集团的可逆线性映射或矩阵的线性映射的向量空间。

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• Further, in this paper the sufficient and necessary condition for the duality of this linear invertible transform is obtained.

得出了类线性可逆变换存在对偶性充分必要条件

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• Due to derivation is invertible, in this sense, one have already completed the derivation for all 8 important water drive curves.

由于推导可逆的，这个意义上说完成了全部8种重要特征曲线推导。

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• The parameter estimation problem to the invertible vector moving average (ma) model essentially is a matrix spectral factorization problem.

可逆向量滑动平均(MA)模型参数估计问题本质上一个矩阵分解问题。

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• This paper proposes an invertible semi-fragile video watermarking algorithm using a hash function to authenticate the MPEG-4 video contents.

提出一种运用哈希函数进行MPEG-4内容认证半脆弱可逆视频水印算法

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• We now construct a class of signed invertible graphs, and obtain the condition of equivalence of their signed inverse graphs′being balanced graphs.

构造一类符号可逆给出了类图符号图是平衡图的充要条件。

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• The linear operators that strongly preserve invertible matrices over some antinegative commutative semirings with no zero divisors were characterized.

刻画了在非负因子交换环上保持可逆矩阵线性算子

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• Then T is an invertible linear operator preserving rank - partial ordering on Sn(F) if and only if there exists an invertible matrix (F) such that where .

刻画非负零因子交换环上强保持可逆矩阵线性算子。

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• A scheme, which can be used to effectively improve the quality of time_delayed feedback control of chaos, was proposed based on linear invertible transform.

基于线性可逆变换方法，提出一种有效提高延迟反馈控制混沌方案

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• In the second part, we study the structure of feedforward inverse finite automata in general case, and we also discuss the structure of weakly invertible finite automata.

第二部分中，我们研究一般情形下前馈有限自动机结构并且讨论可逆有限自动机的结构。

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• And then, we have two cases. So, the case where the system is invertible corresponds to the general situation where your three planes somehow all just intersect in one point.

两种可能，一方程组可逆就是一般情况了，这时三个平面于一点。

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• This paper discusses the duality of this kind of linear invertible transform, and gives the general expression for the duality between the transform and the inverse transform.

本文讨论了这样一类线性可逆变换对偶性，给出了正反变换之间对偶关系一般表示式；

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• In this paper, we prove that invertible dynamic feedback linearizability is equivalent to linearizability by adding integrators for up to 4 dimensional affine nonlinear systems.

本文证明对低于4仿射非线性系统，可通过可逆动态状态反馈线性化的系统一定可通过分器线性化。

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• A square real matrix a is called an S2NS matrix, if every matrix with the same sign pattern as a is invertible, and the inverses of all such matrices have the same sign pattern.

一个方阵a称为S2NS阵，所有A有相同符号模式矩阵可逆，且它们矩阵的符号模式相同。

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• In the age of Internet, there is a invertible fact that the traditional media such as newspaper, magazine, radio and television, have established their websites one after another.

互联网时代报纸杂志广播电视传统媒体纷纷触网个不可逆转的事实

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• It is very important to investigate the decomposition of weakly invertible finite automata, since it could provide an approach to cryptanalyzing finite automata public-key cryptosystem(FAPKC).

研究可逆有限自动机分解可以分析有限自动机公开钥密码体制安全性提供一种重要途径

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• The aim of this thesis is to introduce some characteristic phenomena in discontinuous and non-invertible two-dimensional maps, which may be a concatenation of two conservative or dissipative maps.

本论文着重介绍不连续不可逆二维映象中的特征现象，涉及保守耗散映象几种不同耦合情况。

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• The aim of this thesis is to introduce some characteristic phenomena in discontinuous and non-invertible two-dimensional maps, which may be a concatenation of two conservative or dissipative maps.

本论文着重介绍不连续不可逆二维映象中的特征现象，涉及保守耗散映象几种不同耦合情况。

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