Results 21 to 30 of about 47,929 (192)

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

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

Galois conjugation and multiboundary entanglement entropy

open access: yesJournal of High Energy Physics, 2020
We revisit certain natural algebraic transformations on the space of 3D topological quantum field theories (TQFTs) called “Galois conjugations.” Using a notion of multiboundary entanglement entropy (MEE) defined for TQFTs on compact 3-manifolds with ...
Matthew Buican, Rajath Radhakrishnan
doaj   +1 more source

Stability conditions under change of base field

open access: yes, 2011
We investigate the behaviour of Bridgeland stability conditions under change of base field with particular focus on the case of finite Galois extensions.
Bridgeland   +10 more
core   +1 more source

Optimization and FPGA implementation of RS coding algorithm

open access: yesDianzi Jishu Yingyong, 2020
Aiming at the problems of large amount of computation and high complexity of multiplication of Galois Field(GF) in the common RS coding algorithm, the RS coding module is optimized and the multiplier factor is obtained.
Li Jinming, Liu Mengxin, Cheng Naipeng
doaj   +1 more source

Automorphy lifting with adequate image

open access: yesForum of Mathematics, Sigma, 2023
Let F be a CM number field. We generalise existing automorphy lifting theorems for regular residually irreducible p-adic Galois representations over F by relaxing the big image assumption on the residual representation.
Konstantin Miagkov, Jack A. Thorne
doaj   +1 more source

Construction and classification of some Galois modules

open access: yes, 2003
In our previous paper we describe the Galois module structures of $p$th-power class groups $K^\times/{K^{\times p}}$, where $K/F$ is a cyclic extension of degree $p$ over a field $F$ containing a primitive $p$th root of unity. Our description relies upon
Albert   +9 more
core   +2 more sources

A block encryption algorithm based on exponentiation transform

open access: yesCogent Engineering, 2020
This paper proposes a new block encryption algorithm for cryptographic information protection. It describes a new transformation method EM (Exponentiation Module), which is part of the algorithm, and a method of S-box obtaining.
Nursulu Kapalova   +3 more
doaj   +1 more source

Reduced group schemes as iterative differential Galois groups

open access: yes, 2019
This article is on the inverse Galois problem in Galois theory of linear iterative differential equations in positive characteristic. We show that it has an affirmative answer for reduced algebraic group schemes over any iterative differential field ...
Maurischat, Andreas
core   +1 more source

Computing Bonds Between Formal Contexts

open access: yesMathematical Methods in the Applied Sciences, EarlyView.
ABSTRACT The notion of bond was introduced as a technique to aggregate information from multiple datasets without modifying the information already present in each of the datasets. This notion has been extended to several fuzzy frameworks, including the residuated lattice setting, which we also consider in this paper.
Roberto G. Aragón   +2 more
wiley   +1 more source

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