diagonally dominant matrix 对角占优矩阵
Strictly diagonally dominant matrix 严格对角占优矩阵
strictly diagonally dominant 严格对角占优的
diagonally dominant system of equation 对角优势方程组
block diagonally dominant 块对角优
diagonally dominant matix 对角占优矩阵
The concept of local double diagonally matrix is introduced in this paper, and three sufficient conditions of the generalized sub-diagonally dominant matrices are obtained.
提出局部次对角占优矩阵的概念，得到了广义次对角占优矩阵的二个充分条件。
This article introduces the concept of local diagonally dominant matrics, studies the properties and eigenvalues of the matrics and offers its application in stability theory.
引进了弱局部对角占优阵的概念，研究这类矩阵的性质及其特征值问题，并给出了在稳定性理论中的应用。
The estimation on the inverse elements of strictly diagonally dominant tridiagonal matrix is established; in this estimation, the nonnegative condition of matrix elements is moved.
利用严格对角占优和三对角矩阵的某些特性，推导出严格对角占优三对角矩阵逆元素的统一估计式。
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