正定矩阵
- 与 正定矩阵 相关的网络例句 [注：此内容来源于网络，仅供参考]
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Finally we study positive definiteness of product of matrices .
得出了广义正定矩阵的若干刻画和判定。
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A sufficient condition that ensures the stability of the origin of the system is derived, and the domain of attraction may be enlarged by applying a fuzzy anti-windup compensator to the considered system.
构造了一个更一般的Lyapunov函数—模糊Lyapunov函数来分析系统的稳定性以及估计系统的吸引域，克服了寻求一个公共的正定矩阵P的困难，使用模糊Lyapunov函数得到的系统的吸引域估计保守性更小。
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The conditions for the solvability of generalized inverse eigenvalue problems of positive definite matrixes are discussed.
讨论了正定矩阵广义特征值反问题解存在的条件，给出了求解的算法和数值例子。
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In the method, the symmetric positive semidefinite matrices are updated to approximate the Hessian matrices of the elemental objective functions and their sum to approximate the Hessian matrix of the objective function.
算法用对称半正定矩阵作为元素目标函数的Hessian阵的近似，使得其和仍然保持目标函数的Hessian阵的某种稀疏性。
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This condition only requires finding a common positive definite matrix in each maximal overlapped-rule group.
在此基础上，提出了一个新的判定系统稳定性的充分条件，该条件仅需在每个最大交叠规则组中分别寻找各自公共的正定矩阵。
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In the matrix theory, n-order real symmetric positive definite matrix is important to the study of inequality.
n阶实对称正定矩阵在矩阵理论中，对它的不等式研究具有有十分重要的意义。
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If A is a symmetric positive definite matrix, then the quadratic form x~ TAx can be written as a sum of squares. Equivalently, A is a sum of rank one matrices VV~T.
若A是对称正定矩阵，则二次型x~ TAx 能写成平方项的和，即A是秩为1的矩阵VV~T的和。
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The coefficient matrix of the equations is a kind of positive matrix .
这种方程组的系数矩阵是正定矩阵，可用平方根法求解。
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An arbitrary perturbation of generalized Schur complement for positive semidefinite matrix is studied.
得到了原已有文献给出的Hermitian半正定矩阵的Styan矩阵不等式的逆向表达式。
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Based on the special decomposition of Hankel matrix, we can transform the problem of approximating a given matrix with a positive semidefinite real Hankel matrix of lower rank to a smooth unconstrained optimization problem.
对矩阵的低秩Hankel半正定矩阵逼近，采用特殊的分解形式，可将其转化为一个无约束的优化问题进行求解，本文应用拟牛顿方法求解无约束优化问题。
- 推荐网络例句
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In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.
。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。
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Go down on one's knees;kneel down
屈膝跪下。。。下跪祈祷
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Nusa lembongan : Bali's sister island, coral and sand beaches, crystal clear water, surfing.
Nusa Dua ：豪华度假村，冲浪和潜水，沙滩，水晶般晶莹剔透的水，网络冲浪。