| 释义 |
positive definite短语¹¹⁴⁴⁶⁷⁺⁴
基本例句
正定,正定的
A new estimation for positive definite solution to discrete Lyapunov equation with parameter disturbance is presented.
从而为基于李雅普诺夫方程的系统分析及控制问题提供必要的理论分析基础。 dictall
In this paper, we consider the coefficient matrices are general, symmetric positive definite and M- matrices and further discuss their convergence and extend their results.
本文考虑系数矩阵为一般矩阵，正定对称矩阵以及 M-矩阵的情况，进一步讨论其收敛性，扩充了他们的结果。 cnki
The pair correlation functions obtained in this paper are positive definite and satisfy the normalization condition.
本文得到的关联函数是恒正的，并且满足归一化条件。 cnki
The calculation method of elasticity matrix is in accordance with the principles of symmetry and positive definite in continuum mechanics.
损伤弹性矩阵的计算符合连续介质力学的对称、正定等一般原理。 cnki
A positive definite quadratic cost function is formed by using the vector output error and then different gradient methods are applied to calculate the parameters to be estimated.
利用输出误差向量组成一正定二次型目标函数，然后应用各种梯度法计算待估的参数。 cnki
As one of its application, we prove a number of important inequalities of the determinantal modulus of a positive definite complex matrix.
作为它的应用之一，本文推得正定复矩阵的行列式的模的一些重要不等式。 cnki
From this, a practical criterion which makes possible a reduction in computing work load and the introduction of the concept of positive definite extra- value.
由此，文中进而给出了一个实用判据，可以减少计算量，并引入正定裕量的概念。 cnki
In this paper, we have given several properties of determinant and trace for positive definite complex matrix, and improves some existing results.
本文绘出了复正定矩阵的迹和行列式的几个性质，改进了现有的一些结果。 dictall
In chapter2, we presented a method for solving positive definite quadratic programming with coupled- block structure.
在第二章，我们提出了一种解决具有原方块角形结构正定二次规划问题的分解协调算法。 cnki
It is equivalent to the conjugate residual method CR in the case of symmetric positive definite.
在处理对称正定问题时，它等价于共轭残量 CR法。 cnki
It can be applied to solve nonpositive definite or positive definite partial differential equation with arbitrary variable coefficient under arbitrary boundary condition.
它可以求解在任意边界条件下任意变系数正定或非正定偏微分方程。 cnki
The title is intimidating, but chapter3 is easy to read and contains a lucid introduction to positive definite functions.
不要被书名吓到了，其实书里的第3章非常容易阅读而且对正定函数也有很明确的解释。 iciba
The Control for chaotic synchronization is directly designed based on lyapunov's direct method by choosing a positive definite lyapunov function.
选择一正定的李亚普诺夫函数，基于李亚普诺夫直接法求出混沌同步的控制量。 cnki
The PSD- PCG algorithm is effective to solve ill- conditioned linear system of equations whose coefficient matrix is symmetric and positive definite and sparse.
本章提出的 PSD— PCG法是解对称正定的稀疏病态线性方程组的有效算法。 cnki
These properties are similar to properties of positive semi- definite matrices and positive definite matrices.
这些性质类似于通常的半正定矩阵及正定矩阵的性质。 cnki
This paper deals with the positive definite real square matrices. Some necessary and sufficient conditions for a real square matrix to be positive definite are given.
本文研究一般实方阵的正定性，给出了方阵正定的一些充分必要条件。 sxdsjyrs.n01.n.f2us.com
Two sufficient conditions of sub positive definite matrices were established, and some applications in devotion output and control theory were given.
建立了亚正定阵的两个充分条件，并给出它们在投入产出和控制理论中的一些应用。 dictall
Positive semi- definite matrices are positive definite if and only if they are nonsingular.
正半定矩阵是正定的，当且仅当它们是非奇异矩阵。 jukuu |