片语

irreducible tridiagonal matrix不可约三对角矩阵

symmetric tridiagonal matrix对称三对角线矩阵

period symmetric tridiagonal matrix周期对称三对角矩阵

Positive definite tridiagonal matrix正定三对角矩阵

circulant block tridiagonal matrix分块循环三对角矩阵

block tridiagonal coefficient matrix块三对角系数矩阵

crossed tridiagonal matrix交叉三对角矩阵

tridiagonal-matrix algorithmIn numerical linear algebra, the tridiagonal matrix algorithm, also known as the Thomas algorithm (named after Llewellyn Thomas), is a simplified form of Gaussian elimination that can be used to solve tridiagonal systems of equation A tridiagonal system for n unknowns may be written as

英汉例句

• 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。

• in this paper, an algorithm for finding the inverse matrix of tridiagonal matrix by solving systems of linear algebraic equations is proposed.

  根据三对角矩阵的特点，给出一种利用解线性方程组的方法求三对角矩阵的逆矩阵的算法。

• the tridiagonal matrix method is introduced for the analogue computation in the rectification process of associated system.

  本文介绍缔合物系精馏过程模拟计算的三对角矩阵法。

• a relation between the inverse elements is found, and a new algorithm for inverting a block tridiagonal matrix is established.

  当考虑该表达式的结构特征时，可得到块元素的递推关系式，由此得到一个求逆矩阵的新算法。