1-circulant matrices 循环矩阵
g-circulant matrices g循环矩阵
block circulant matrices 块循环矩阵
oblique circulant matrices 斜循回方阵
symmetric circulant matrices 对称循环矩阵
symmetric r-circulant matrices 对称r
scaled factor circulant matrices 鳞状因子循环矩阵
The main results are listed in the following: It is proved that the ring consisting of all block circulant matrices over a field is isomorphic to a factor ring of a polynomial ring in multivariables over the same field.
具体内容如下： ·证明了域上的所有块循环矩阵组成的环同构于其上的多元多项式环的一个商环。
参考来源 - 多项式代数及其应用To construct the Tanner codes without girth 4 needs to adjust the dimension and the shift factors of the circulant matrices of the given sparse parity-check matrices according to the proposed theorems.
根据提出的定理调整校验矩阵中循环矩阵的维数和移位因子,可以构造无四环的QC LDPC码,同时扩展了Tanner码的定义。
参考来源 - Tanner码不存在四环的充要条件·2,447,543篇论文数据，部分数据来源于NoteExpress
Circulant matrices have become one of the most important and active research fields of applied mathematics increasingly.
循环矩阵是一类很重要的特殊矩阵，日益成为应用数学领域中一个非常活跃和重要的研究方向。
A concept of symmetric diagonal A-factor block circulant matrices and some of their prop- crtics are given, the main theorems are extended.
给出了对称对角A-因子循环分块矩阵的概念，讨论了它的一些性质，推广了几个主要定理．。
The study of circulant matrices, an important component of the matrix theory, has become one of the most important and active research fields in applied mathematics.
循环矩阵是矩阵理论的一个重要组成部分，且日益成为应用数学领域中一个非常活跃和重要的研究方向。
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