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Let $\mathbb{F}_{p^m}$ be a finite field of cardinality $p^m$, where $p$ is a prime, and $k, N$ be any positive integers. We denote $R_k=F_{p^m}[u]/\langle u^k\rangle =F_{p^m}+uF_{p^m}+\ldots+u^{k-1}F_{p^m}$ ($u^k=0$) and…

Information Theory · Computer Science 2017-03-17 Yuan Cao , Yonglin Cao

An equivalence relation called isometry is introduced to classify constacyclic codes over a finite field; the polynomial generators of constacyclic codes of length $\ell^tp^s$ are characterized, where $p$ is the characteristic of the finite…

Information Theory · Computer Science 2013-01-04 Bocong Chen , Yun Fan , Liren Lin , Hongwei Liu

Cyclic codes have wide applications in data storage systems and communication systems. Employing two-prime Whiteman generalized cyclotomic sequences of order 6, we construct several classes of cyclic codes over the finite field GF}(q) and…

Information Theory · Computer Science 2015-10-06 Tongjiang Yan , Yanyan Liu , Yuhua Sun

Subspace codes have recently been used for error correction in random network coding. In this work, we focus on one-orbit cyclic subspace codes. If $S$ is an $\mathbb{F}_q$-subspace of $\mathbb{F}_{q^n}$, then the one-orbit cyclic subspace…

Information Theory · Computer Science 2024-05-06 Chiara Castello , Olga Polverino , Ferdinando Zullo

In this paper we construct, using GAP System for Computational Discrete Algebra, some cyclic subspace codes, specially an optimal code over the finite field F_{2^{10}}. Further we present a definition and an example of the $q$-analogous of…

Combinatorics · Mathematics 2016-08-03 Ismael Gutierrez , Ivan Molina

Subspace codes, and in particular cyclic subspace codes, have gained significant attention in recent years due to their applications in error correction for random network coding. In this paper, we introduce a new technique for constructing…

Information Theory · Computer Science 2025-07-15 Chiara Castello , Paolo Santonastaso

The permutation groups of cyclic codes are widely applicable in determining the weight distribution of codes, decoding theory and various other areas. In this paper, by employing two distinct matrix representations, we can relate cyclic…

Information Theory · Computer Science 2026-05-26 Junjie Huang , Jicheng Ma , Chang-An Zhao

Construction of subspace codes with good parameters is one of the most important problems in random network coding. In this paper we present first a generalization of the concept of cyclic subspaces codes and further we show that the usual…

Information Theory · Computer Science 2016-08-11 Ismael Gutierrez Garcia , Ivan Molina Naizir

The purpose of this paper is to study the cyclic self orthogonal codes over $\mathbb{Z}_{p^m}$. After providing the generator polynomial of cyclic self orthogonal codes over $\mathbb{Z}_{p^m}$, we give the necessary and sufficient condition…

Information Theory · Computer Science 2015-07-14 Abhay Kumar Singh , Narendra Kumar

This article examines group ring codes over finite fields and finite groups. We also present a section on two-dimensional cyclic codes in the quotient ring $\mathbb{F}_q[x, y] / \langle x^{l} - 1, y^{m} - 1 \rangle$. These two-dimensional…

Information Theory · Computer Science 2025-04-22 Kanat Abdukhalikov , Tushar Bag , Daniel Panario

We study cyclic codes with arbitrary length over Fp+vFp where theta(v)=av, a in Fp and v^2=0. We characterize all existing codes in case of O(theta)|n by using certain projections from (Fp+vFp)[x;theta] to Fp[x]. We provide an explicit…

Rings and Algebras · Mathematics 2016-07-06 Reza Dastbasteh , Seyyed Hamed Mousavi , Javad Haghighat

Let $\mathbb{F}_{p^m}$ be the field containing $p^m$ elements where $p$ is an odd prime and $m \in \mathbb{N}$. In this article, we propose a unified approach to the study of skew constacyclic codes of length $np^s$ over the ring $R_k =…

Information Theory · Computer Science 2026-05-18 Seema Chahal , Seema Antil , Sugandha Maheshwary , Manju Khan

Let $\mathbb{F}_p$ be a finite field and $u$ be an indeterminate. This article studies $(1-2u^k)$-constacyclic codes over the ring $\mathcal{R}=\mathbb{F}_p+u\mathbb{F}_p+u^2\mathbb{F}_p+u^{3}\mathbb{F}_{p}+\cdots+u^{k}\mathbb{F}_{p}$ where…

Information Theory · Computer Science 2019-04-18 Zahid Raza , Amrina Rana

In this paper, we study constacyclic codes over $F_p+vF_p$, where $p$ is an odd prime and $v^2=v$. The polynomial generators of all constacyclic codes over $F_p+vF_p$ are characterized and their dual codes are also determined.

Information Theory · Computer Science 2013-01-07 Guanghui Zhang , Bocong Chen

Repeated root Cyclic and Negacyclic codes over Galois rings have been studied much less than their simple root counterparts. This situation is beginning to change. For example, repeated root codes of length $p^s$, where $p$ is the…

Information Theory · Computer Science 2009-03-17 Sergio Lopez-Permouth , Steve Szabo

We investigate additive cyclic codes over the alphabet $\mathbb{F}_{q}\mathbb{F}_{q^2}$, where $q$ is a prime power. First, its generator polynomials and minimal spanning set are determined. Then, examples of $\mathbb{F}_{q^2}$-additive…

Information Theory · Computer Science 2025-11-05 Ankit Yadav , Ritumoni Sarma

Let $q$ be a prime power and let $\mathcal{R}=\mathbb{F}_{q}[u_1,u_2, \cdots, u_k]/\langle f_i(u_i),u_iu_j-u_ju_i\rangle$ be a finite non-chain ring, where $f_i(u_i), 1\leq i \leq k$ are polynomials, not all linear, which split into…

Information Theory · Computer Science 2022-12-07 Swati Bhardwaj , Mokshi Goyal , Madhu Raka

Maximum distance separable (MDS) are constructed to required specifications. The codes are explicitly given over finite fields with efficient encoding and decoding algorithms. Series of such codes over finite fields with ratio of distance…

Information Theory · Computer Science 2021-10-27 Ted Hurley , Donny Hurley , Barry Hurley

It is well-known that cyclic codes have efficient encoding and decoding algorithms. In recent years, antiprimitive BCH codes have attracted a lot of attention. The objective of this paper is to study BCH codes of this type over finite…

Information Theory · Computer Science 2021-09-29 Hongwei Zhu , Minjia Shi , Xiaoqiang Wang , Tor Helleseth

Let $n_1=ef+1$ and $n_2=ef'+1$ be two distinct odd primes with positive integers $e,\ f,\ f'.$ In this paper, the two-prime Whiteman's generalized cyclotomic sequence of order $e=6$ is employed to construct several classes of cyclic codes…

Information Theory · Computer Science 2015-07-27 Pramod Kumar Kewat , Priti Kumari