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Karim Samei

Karim Samei

Academic rank: Professor
ORCID:
Education: PhD.
ScopusId: 15758176600, 8620951300
HIndex:
Faculty: Faculty of Science
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Phone:

Research

Title
Cyclic codes over the ring F_2+uF_2+vF_2
Type
JournalPaper
Keywords
Frobenius ring, Optimal codes, Quantum codes
Year
2017
Journal computational and applied mathematics
DOI
Researchers Karim Samei ، Mohammad Reza Alimoradi

Abstract

‎In this paper,\,we study linear and cyclic codes over the ring‎ ‎$F_2+uF_2+vF_2$.\,The ring $F_2+uF_2+vF_2$ is the smallest‎ ‎non-Frobenius ring.\,We characterize the structure of cyclic codes‎ ‎over the ring $R=F_2+uF_2+vF_2$ using of the work {\co Abualrub and Saip}\,(Des.\,Codes Crypt.\,42\,:273-287,2007).\,We study the rank and dual of cyclic codes of odd length over this‎ ‎ring.\,Specially,\,we show that the equation $|C||C^\bot|= |R|^n$ does‎ ‎not hold in general for a cyclic code $C$ of length $n$ over this ring.\,We also obtain some optimal binary codes as the images of cyclic codes over the ring $F_2+uF_2+vF_2$ under a Gray map,\,which maps Lee weights to Hamming weights.\,Finally,\,we give a condition for cyclic codes over $R$ that contains its dual and find quantum‎ ‎codes over $F_2$ from cyclic codes over the ring $F_2+uF_2+vF_2$‎.