Results 41 to 50 of about 2,263,836 (123)

On the Norms of Geometric and Symmetric Geometric Circulant Matrices with the Tribonacci Number

open access: yes, 2018
In this paper, we study the spectral norms of the geometric circulant matrices T-r* = Ctirc,*(T-0, T-1, . . . ,Tn-1) and the symmetric geometric circulant matrices STr* = SCirc(r)* (T-0, T-1, . . .
TUĞLU, NAİM, KIZILATEŞ, CAN
core   +1 more source

Circulant Matrices and Time-series Analysis [PDF]

open access: yes
This paper sets forth some of the salient results in the algebra of circulant matrices which can be used in time-series analysis. It provides easy derivations of some results that are central to the analysis of statistical periodograms and empirical ...
Stephen Pollock
core  

Circulant Games [PDF]

open access: yes, 2013
This paper presents a class of finite n x n bimatrix (2-player) games we coin Circulant Games. In Circulant Games, each player's payoff matrix is a circulant matrix, i.e.\ each row vector is rotated one element relative to the preceding row vector.
Kern, Johannes, Granic, Dura-Georg
core  

Optimal Backward Perturbation Analysis for the Block Skew Circulant Linear Systems with Skew Circulant Blocks [PDF]

open access: yes, 2014
We first give the block style spectral decomposition of arbitrary block skew circulant matrix with skew circulant blocks. Secondly, we obtain the singular value of block skew circulant matrix with skew circulant blocks as well.
Zhaolin Jiang, Juan Li, Jianwei Zhou
core   +1 more source

On the norms of circulant and r-circulant matrices with the hyperharmonic Fibonacci numbers

open access: yes, 2015
In this paper, we study norms of circulant and r-circulant matrices involving harmonic Fibonacci and hyperharmonic Fibonacci numbers.
Tuglu, Naim and Kizilates, Can
core   +1 more source

Eigenvectors of Compound-Circulant and Alternating Circulant Matrices

open access: yes, 2002
A circulant matrix whose elements are square submatrices is called a compound-circulant matrix. The eigenvectors and eigenvalues had been found for symmetric compound-circulant matrices, and that method is extended to general compound-circulant matrices.
Tee, Garry J.
core  

On the spectral norm of a doubly stochastic matrix and level-k circulant matrix

open access: yes
A simple proof using Birkhoff theorem is given for the result that the spectral norm of a doubly stochastic matrix is 1. We also show that the result generalizes the results of İpek, Bozkurt, and Jiang and Zhou on circulant matrices and rr-circulant ...
Jiang Zhao-Lin, Tam Tin-Yau
core   +1 more source

Explicit Form of the Inverse Matrices of Tribonacci Circulant Type Matrices

open access: yes, 2015
It is a hot topic that circulant type matrices are applied to networks engineering. The determinants and inverses of Tribonacci circulant type matrices are discussed in the paper. Firstly, Tribonacci circulant type matrices are defined.
Li Liu, Zhaolin Jiang
core   +1 more source

The group inverse of some circulant matrices [PDF]

open access: yes, 2019
We present here necessary and sufficient conditions for the invertibility of some circulant matrices that depend on three parameters and moreover, we explicitly compute the inverse. Our study also encompasses a wide class of circulant symmetric matrices.
Encinas Bachiller, Andrés Marcos   +1 more
core  

Spectral statistics of interpolating random circulant matrix

open access: yes, 2023
We consider a versatile matrix model of the form ${\bf A}+i {\bf B}$, where ${\bf A}$ and ${\bf B}$ are real random circulant matrices with independent but, in general, non-identically distributed Gaussian entries.
Kumar, Santosh   +2 more
core  

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