Results 191 to 200 of about 30,150 (231)

Twisting of Graded Quantum Groups and Solutions to the Quantum Yang-Baxter Equation. [PDF]

open access: yesTransform Groups
Huang H   +5 more
europepmc   +1 more source

On Galois and locally Galois extensions of simple rings

open access: yesOn Galois and locally Galois extensions of simple rings
openaire  

Multiplication in a Galois ring

2015 Seventh International Workshop on Signal Design and its Applications in Communications (IWSDA), 2015
In this paper, we focus on the efficient multiplication in a Galois ring of the size 4n, where n is a positive integer. We consider to adapt the finite field multiplication methods to the Galois ring multiplication. We give the polynomial multiplication in the Galois ring as a Toeplitz matrix-vector multiplication design with a modification used in ...
Ferruh Ozbudak
exaly   +3 more sources

Witt Rings and Galois Groups

The Annals of Mathematics, 1996
This paper is concerned with the connections between the Witt ring of a field and the structure of certain Galois extensions of that field. In particular, it is shown that the Witt ring determines, and is determined by, the Galois group of a certain 2-extension of the field (with an unavoidable uncertainty over the characteristic of the Witt ring in ...
Mináč, Ján, Spira, Michel
openaire   +1 more source

Conversion of Element Representations in Galois Rings

Mathematics in Computer Science, 2020
Let \(G(p^s,m)\) be a Galois ring. Each element in \(G(p^s,m)\) has an additive representation and a \(p\)-adic representation. In this paper, the authors develops a series of programs allowing the convertion between these two representations in a Galois ring.
Juan Carlos Ku-Cauich   +1 more
openaire   +2 more sources

Decomposition of Witt Rings and Galois Groups

Canadian Journal of Mathematics, 1995
AbstractTo each fieldFof characteristic not 2, one can associate a certain Galois group 𝒢F, the so-calledW-group ofF, which carries essentially the same information as the Witt ringW(F)ofF. In this paper we show that direct products of Witt rings correspond to free products of these Galois groups (in the appropriate category), group ring construction ...
Mináč, Ján, Smith, Tara L.
openaire   +2 more sources

The Generalized Center Galois Extensions of Rings

Southeast Asian Bulletin of Mathematics, 2001
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Szeto, George, Xue, Lianyong
openaire   +2 more sources

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