Results 11 to 20 of about 464 (180)

Construction of Generalized Rademacher Functions in Terms of Ternary Logic: Solving the Problem of Visibility of Using Galois Fields for Digital Signal Processing [PDF]

open access: yesInternational Journal of Electronics and Telecommunications, 2022
Generalized Rademacher functions, constructed as a sequence of elements of Galois fields are intended to find the spectral representation of signals with levels.
Elizaveta S. Vitulyova   +2 more
doaj   +1 more source

A history of Galois fields

open access: yesKhronos, 2016
This paper stresses a specific line of development of the notion of finite field, from Évariste Galois’s 1830 “Note sur la théorie des nombres,” and Camille Jordan’s 1870 Traité des substitutions et des équations algébriques, to Leonard Dickson’s 1901 ...
Frédéric BRECHENMACHER
openaire   +4 more sources

Three Authentication Schemes without Secrecy over Finite Fields and Galois Rings

open access: yesMathematics, 2021
We provide three new authentication schemes without secrecy. The first two on finite fields and Galois rings, using Gray map for this link. The third construction is based on Galois rings.
Juan Carlos Ku-Cauich   +1 more
doaj   +1 more source

On Generalized Galois Cyclic Orbit Flag Codes

open access: yesMathematics, 2022
Flag codes that are orbits of a cyclic subgroup of the general linear group acting on flags of a vector space over a finite field, are called cyclic orbit flag codes.
Clementa Alonso-González   +1 more
doaj   +1 more source

Galois groups over rational function fields over skew fields

open access: yesComptes Rendus. Mathématique, 2020
Let $H$ be a skew field of finite dimension over its center $k$. We solve the Inverse Galois Problem over the field of fractions $H(X)$ of the ring of polynomial functions over $H$ in the variable $X$, if $k$ contains an ample field.
Alon, Gil   +2 more
doaj   +1 more source

An Efficient Audio Encryption Scheme Based on Finite Fields

open access: yesIEEE Access, 2021
Finite fields are well-studied algebraic structures with enormous efficient properties which have applications in the fields of cryptology and coding theory.
Dawood Shah   +5 more
doaj   +1 more source

Optical and THz Galois diffusers [PDF]

open access: yesJournal of the European Optical Society-Rapid Publications, 2013
Binary surface reliefs with sub-wavelength features making up a pseudorandom pattern based on mathematical Galois fields GF(pm) [1, 2] can scatter incoming waves into a large number of diffraction maxima within a huge solid angle.
Jaax M.   +3 more
doaj   +1 more source

DIFFERENTIATION OF POLYNOMIALS IN SEVERAL VARIABLES OVER GALOIS FIELDS OF FUZZY CARDINALITY AND APPLICATIONS TO REED-MULLER CODES

open access: yesAdvanced Engineering Research, 2018
Introduction. Polynomials in several variables over Galois fields provide the basis for the Reed-Muller coding theory, and are also used  in a number of cryptographic problems.
V. M. Deundyak, N. S. Mogilevskaya
doaj   +1 more source

Infinite Towers of Galois Defect Extensions of Kaplansky Fields

open access: yesAnnales Mathematicae Silesianae, 2018
We give conditions for Kaplansky fields to admit infinite towers of Galois defect extensions of prime degree. As proofs of the presented facts are constructive, this provides examples of constructions of infinite towers of Galois defect extensions of ...
Blaszczok Anna
doaj   +1 more source

Implementation of Galois Field for Application in Wireless Communication Channels

open access: yesMATEC Web of Conferences, 2018
This paper discusses the implementation of Galois Field based codes for application in wireless communication channel. It discusses the use of Galois Fields outlining the basic performance of a digital communication system in terms of BER curves.
Sarma Dikshita   +3 more
doaj   +1 more source

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