inverses
英 [ɪnˈvɜːsɪz]
美 [ɪnˈvɜrsɪz]
网络 反元素; 逆元; 逆矩阵; 反函数
双语例句
- 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。 - 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。 - An unified characterization of common generalized inverses was given by means of rank equalities of partitioned matrix.
借助于分块矩阵的秩等式，给出了常用广义逆的一个统一表征。 - The Moore-Penrose inverses of matrices over a ring R with an involution and unitary are ( discussed).
讨论带有对合反自同构有单位元的结合环R上矩阵的Moore-Penrose逆。 - Characterization of Moore-Penrose inverses in the involution semigroup and involution ring
对合半群和对合环的MOORE-PENROSE逆的特性 - It's really important to remember that "e" and "d" are inverses of each other.
真正重要的要记住“d”和“e”是相互的逆反。 - The matrices that need determining the inverses are all symmetric and positive definite, and this reduces the calculation and the memory cells of computer.
各个需要求逆的矩阵都是对称正定的，这样减少了计算量和计算机内存单元。 - A new algorithm with the complexity O ( logm) is presented to compute inverses in the finite field GF ( 2m) based on the normal basis representations and the Massey-Omura's multipliers.
根据有限域GF（2~m）上的正规基表示和Massey-Omura乘法器，本文提出了一个复杂性为O（logm）的求逆算法。 - Recent years, the weighted generalized inverses of matrices become a research hotspot of matrix theory. Many authors made some achievements in this field. We also got some interesting results.
近年来，矩阵的加权广义逆成了矩阵理论研究的热点，许多学者在这个领域做出了一定的成果，我们也得到了一些有意义的结论。 - 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。