Results 21 to 30 of about 1,684,687 (171)

DIAGONALISASI MATRIX FOURIER SEBAGAI CIRI KHAS MATRIX CIRCULANT [PDF]

open access: yes, 1993
Matrix permutasi cyclic tertentu dapat digunakan untuk mendefinisikan matrix circulant. Matrix circulant merupakan matrix normal, sehingga dapat didiagonalisasi matrix unity tertentu, yaitu matrix Fourier. Diagonalisasi matrix Fourier merupakan ciri khas
KARYADI, KARYADI
core   +1 more source

HS-integral and Eisenstein integral mixed circulant graphs

open access: yesTheory and Applications of Graphs, 2023
A mixed graph is called \emph{second kind hermitian integral} (\emph{HS-integral}) if the eigenvalues of its Hermitian-adjacency matrix of the second kind are integers.
Monu Kadyan, Bikash Bhattacharjya
doaj   +1 more source

A note on r-circulant matrices involving generalized Narayana numbers [PDF]

open access: yes, 2023
In order to further connect structured matrices and integer sequences, r-circulant matrices involving the generalized Narayana numbers are considered. Estimates for spectral norms bounds of such matrices are presented and their eigenvalues are determined.
Pešović, Marko, Pucanović, Zoran
core   +1 more source

The pseudoinverse of an 𝑟-circulant matrix

open access: yes, 1972
It is shown that the Moore-Penrose pseudoinverse C + {C^ + } of an r-circulant matrix C is always the conjugate transpose of an r-circulant matrix. In addition, necessary and sufficient conditions are
T. L. Boullion, W. T. Stallings
core   +1 more source

Analysis of the Structured Perturbation for the BCSCB Linear System

open access: yesAbstract and Applied Analysis, 2015
Circulant and block circulant type matrices are important tools in solving networked systems. In this paper, based on the style spectral decomposition of the basic circulant matrix and the basic skew circulant matrix, the block style spectral ...
Xia Tang, Zhaolin Jiang
doaj   +1 more source

Explicit Euclidean Norm, Eigenvalues, Spectral Norm and Determinant of Circulant Matrix with the Generalized Tribonacci Numbers

open access: yes, 2021
In this paper, we obtain explicit Euclidean norm, eigenvalues, spectral norm and determinant of circulant matrix with the generalized Tribonacci (generalized (r, s, t)) numbers.
Yüksel Soykan
core   +1 more source

Algorithms for Finding Inverse of Two Patterned Matrices over Zp

open access: yesAbstract and Applied Analysis, 2014
Circulant matrix families have become an important tool in network engineering. In this paper, two new patterned matrices over Zp which include row skew first-plus-last right circulant matrix and row first-plus-last left circulant matrix are presented ...
Xiaoyu Jiang, Kicheon Hong
doaj   +1 more source

On the Explicit Formula for Eigenvalues, Determinant, and Inverse of Circulant Matrices

open access: yesJTAM (Jurnal Teori dan Aplikasi Matematika), 2022
Determining eigenvalues, determinants, and inverse for a general matrix is computationally hard work, especially when the size of the matrix is large enough.
Nur Aliatiningtyas   +2 more
doaj   +1 more source

Skew Circulant Type Matrices Involving the Sum of Fibonacci and Lucas Numbers

open access: yesAbstract and Applied Analysis, 2015
Skew circulant and circulant matrices have been an ideal research area and hot issue for solving various differential equations. In this paper, the skew circulant type matrices with the sum of Fibonacci and Lucas numbers are discussed.
Zhaolin Jiang, Yunlan Wei
doaj   +1 more source

The Eigenspace Spectral Regularization Method for Solving Discrete Ill-Posed Systems

open access: yesJournal of Applied Mathematics, 2021
This paper shows that discrete linear equations with Hilbert matrix operator, circulant matrix operator, conference matrix operator, banded matrix operator, TST matrix operator, and sparse matrix operator are ill-posed in the sense of Hadamard.
Fredrick Asenso Wireko   +3 more
doaj   +1 more source

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