块三对角矩阵 meaning in Chinese

block tridiagonal matrix

The inverse of a class of block tridiagonal matrices is investigated
摘要讨论了一类块三对角矩阵的求逆问题。
The computing complexity and computing time of this algorithm is lower than that of existed algorithms
该算法比已有的块三对角矩阵求逆算法的计算复杂度和计算时间低。
With the lu decomposition of the block tridiagonal matrix , an explicit expression of the block inverse elements is obtained
由块三对角矩阵的lu分解，得到了其逆矩阵块元素的显式表达式。
In the networks and controlling fields of engineering , many problems can be described as solving a system of linear algebraic equations ax - f , whose matrix of coefficients is large tridiagonal blocked matrix . the usual method of solving this kind of equations is the iterative method
在工程领域，如网络、控制等方面，许多实际问题都可归结为解一个系数矩阵a为大型分块三对角矩阵的线性方程组ax = f这类方程组通常使用迭代方法求解。