inverses
英 [ɪnˈvɜːsɪz]
美 [ɪnˈvɜrsɪz]
网络 反元素; 逆元; 逆矩阵; 反函数
双语例句
- In this paper, the sparse approximation inverses and eigenvalue translation based preconditioners for Krylov subspace methods are thoroughly researched by situation of research at home and abroad, their internal mechanism are studied also.
本文在国内外关于Krylov子空间方法的稀疏近似逆和基于特征值转换的预处理方法研究状况的基础上，对它们进行了进一步研究，探讨了它们的内部机理。 - At same time, authors give the algorithm of QR decomposition and Moore-Penrose inverses of unitary symmetric matrices.
同时，给出了酉对称矩阵的QR分解及其MoorePenrose逆矩阵的算法。 - The inverses of block tridiagonal matrices are investigated.
研究了块三对角矩阵的求逆。 - As applications, we also determine the forms of linear maps preserving group inverses.
作为应用又确定了保群逆线性映射形式。 - The concept of generalized inverses of matrices was introduced by E.H. Moore in 1920.
矩阵广义逆概念首先由E.H.Moore于1920年提出。 - Application of Group Inverses and Circulant Matrices in Iterated Functions of Integers
群逆阵和循环矩阵在整数迭代中的应用 - With a bit more effort, techies could also compute ratios, inverses, sines, cosines and tangents.
如果再多花点功夫，这些科技高手还能算出比例、数、弦、弦和正切等值。 - The inverses of infinite matrix on a division ring are discussed. The decomposition theorem of infinite matrix on a division ring is proved.
对除环上无限方阵的逆方阵作了简单讨论，证明了除环上无限方阵的分解定理。 - In the methods combined generalized inverses of matrices with SVD are presented to solve them, and the numeral examples are given to show the methods are exact and simple.
对于静不定体系，采用以往的分析，计算烦杂，在此本文提出通过广义逆矩阵及奇异分解来实现求解，通过算例表明本文方法简单，准确，易行。 - And some new necessary and sufficient conditions for the existence of the weighted group inverse introduced by 《 The existence of inverses of weighted rectangular matrices 》 are proved.
而且也给出了《关于长方矩阵的加权逆的存在性》一文中提出的加权群逆的存在性的新的充分必要条件。