1) quasi-diagonally dominant matrix
拟对角占优矩阵
1.
In this paper, we inquire into the fact that coef fi cient matrix is the convergence of iteration methods for solving the system of e quations with quasi-diagonally dominant matrix, and set the convergent condition s for Jacobi iteration method, G-S iteration method and SOR method for solving t he system of equations with quasi-diagonally dominant matrix.
讨论了系数矩阵为拟对角占优矩阵的方程组迭代解法的收敛性,给出了解拟对角占优矩阵方程组Jacobi迭代法,G-S迭代法和SOR方法的收敛条件。
2) Quasi irreducible diagonally dominant matrix
拟不可约对角占优矩阵
4) diagonally dominant matrix
对角占优矩阵
1.
New properties of weakly generalized diagonally dominant matrix;
弱广义对角占优矩阵的新性质
2.
: The Paper discusses the diagonally dominant matrix .
研究了对角占优矩阵的性质,给出了此类矩阵奇异的一个充分条件和一个充分必要条件,同时给出了它的LU分解形式。
5) diagonally dominant matrices
对角占优矩阵
1.
α-Geometric mean diagonally dominant matrices with nonzero elements chain;
具有非零元素链的α-几何平均对角占优矩阵
2.
Some properties of block diagonally dominant matricesare used in this paper to obtain the sufficiet condition of the conver-gence of the block Jacobi iterative method and the block Seidel itera-tive method for linear equations.
该文运用块对角占优矩阵的性质,得到了解线性方程组的块Ja-cobi迭代和块Seidel迭代收敛的充分条件,并举例说明。
3.
Several kinds of diagonally dominant matrices and block diagonally dominant matrices play an important role in numerical mathematics, economics and statistics, many scholars have gotten important conclusions on them.
各类对角占优矩阵及分块对角占优矩阵在矩阵理论及计算数学、经济学、统计学等实际应用中具有重要地位，国内外不少学者都作了许多重要工作。
补充资料：对角矩阵
对角矩阵
diagonal matrix
对角矩阵[血，司比.七妞;八.arooa二‘ua，MaTp“职] 一个方阵，其中除主对角线上的元素可能不是零以外，其余元素都是零.0.A.”般H。股撰【补注】域K上的(陀xn)对角矩阵具有下列形式: ra.o……O、 10几·…认01 LO···……a，)其中a‘是K的元素.张鸿林译
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条