Results 21 to 30 of about 11,891,302 (357)

New constructions of SD and MR codes over small finite fields [PDF]

open access: yesInternational Symposium on Information Theory, 2016
Data storage applications require erasure-correcting codes with prescribed sets of dependencies between data symbols and redundant symbols. The most common arrangement is to have k data symbols and h redundant symbols (that each depends on all data ...
Guangda Hu, S. Yekhanin
semanticscholar   +1 more source

Matrix powers over finite fields

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1992
Let GF(q) denote the finite field of order q=pe with p odd. Let M denote the ring of 2×2 matrices with entries in GF(q). Let n denote a divisor of q−1 and assume 2≤n and 4 does not divide n.
Maria T. Acosta-De-Orozco   +1 more
doaj   +1 more source

Hamming distance from irreducible polynomials over $\mathbb {F}_2$ [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2007
We study the Hamming distance from polynomials to classes of polynomials that share certain properties of irreducible polynomials. The results give insight into whether or not irreducible polynomials can be effectively modeled by these more general ...
Gilbert Lee   +2 more
doaj   +1 more source

Del Pezzo surfaces over finite fields and their Frobenius traces [PDF]

open access: yesMathematical Proceedings of the Cambridge Philosophical Society, 2016
Let S be a smooth cubic surface over a finite field $\mathbb{F}$q. It is known that #S($\mathbb{F}$q) = 1 + aq + q2 for some a ∈ {−2, −1, 0, 1, 2, 3, 4, 5, 7}. Serre has asked which values of a can arise for a given q.
Barinder S. Banwait   +2 more
semanticscholar   +1 more source

The radical factors of f(x)−f(y) over finite fields

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1997
Let F denote the finite field of order q For f(x) in F[x], let f*(x,y) denote the substitution polynomial f(x)−f(y). The polynomial f*(x,y) has frequently been used in questions on the values set of f(x) In this paper we consider the irreducible factors ...
Javier Gomez-Calderon
doaj   +1 more source

Finite fields and cryptology [PDF]

open access: yesComputer Science Journal of Moldova, 2003
The problem of a computationally feasible method of finding the discrete logarithm in a (large) finite field is discussed, presenting the main algorithms in this direction.
Ennio Cortellini
doaj  

On permutation polynomials over finite fields

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1987
A polynomial f over a finite field F is called a permutation polynomial if the mapping F→F defined by f is one-to-one. In this paper we consider the problem of characterizing permutation polynomials; that is, we seek conditions on the coefficients of a ...
R. A. Mollin, C. Small
doaj   +1 more source

The existence of $\protect \mathbb{F}_q$-primitive points on curves using freeness

open access: yesComptes Rendus. Mathématique, 2022
Let $\mathcal{C}_Q$ be the cyclic group of order $Q$, $n$ a divisor of $Q$ and $r$ a divisor of $Q/n$. We introduce the set of $(r,n)$-free elements of $\mathcal{C}_Q$ and derive a lower bound for the number of elements $\theta \in \mathbb{F}_q$ for ...
Cohen, Stephen D.   +2 more
doaj   +1 more source

Strict avalanche criterion over finite fields

open access: yesJournal of Mathematical Cryptology, 2007
Boolean functions which satisfy the Strict Avalanche Criterion (SAC) play an important role in the art of information security. In this paper, we extend the concept of SAC to finite fields GF(p).
Li Yuan, Cusick T. W.
doaj   +1 more source

Ternary number systems in finite fields [PDF]

open access: yesКомпьютерная оптика, 2018
The work continues the author's previous study of positional number systems in finite fields. The paper considers ternary number systems and arithmetic operations algorithms for the representation of elements of finite fields in the so-called ternary ...
Vladimir Chernov
doaj   +1 more source

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