Results 21 to 30 of about 127,631 (176)

Sequences over Finite Fields Defined by OGS and BN-Pair Decompositions of PSL2(q) Connected to Dickson and Chebyshev Polynomials

open access: yesMathematics, 2023
The factorization of groups into a Zappa–Szép product, or more generally into a k-fold Zappa–Szép product of its subgroups, is an interesting problem, since it eases the multiplication of two elements in a group and has recently been applied to public ...
Robert Shwartz, Hadas Yadayi
doaj   +1 more source

On some permutation polynomials over finite fields

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2005
Let p be prime, q=pm, and q−1=7s. We completely describe the permutation behavior of the binomial P(x)=xr(1+xes) (1≤e≤6) over a finite field Fq in terms of the sequence {an} defined by the recurrence relation an=an−1+2an−2−an−3 (n≥3) with initial ...
Amir Akbary, Qiang Wang
doaj   +1 more source

Lower Bound of the Complexity of Seven-Valued Functions in the Class of Polarized Polynomials

open access: yesИзвестия Иркутского государственного университета: Серия "Математика", 2017
One of the directions of the investigation of functions over finite fields is the study of their representations, including polynomial ones. In the area of polynomial representations of functions the problem of estimating the complexity of such ...
A.S. Baliuk, A.S. Zinchenko
doaj   +1 more source

Factoring Polynomials over Finite Fields using Balance Test [PDF]

open access: yes, 2008
We study the problem of factoring univariate polynomials over finite fields. Under the assumption of the Extended Riemann Hypothesis (ERH), (Gao, 2001) designed a polynomial time algorithm that fails to factor only if the input polynomial satisfies a ...
Saha, Chandan
core   +5 more sources

Factoring with Pell conics

open access: yesLietuvos Matematikos Rinkinys, 2004
In the paper the Pell conics method for factoring integers, based on observations of Lemmer­meyer [2, 3], is presented explicitly. Moreover, a similar algorithm for factoring polynomials over finite fields is given.
Rasa Šleževičienė
doaj   +3 more sources

On the Structure of Valiant's Complexity Classes [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 1999
In Valiant developed an algebraic analogue of the theory of NP-completeness for computations of polynomials over a field. We further develop this theory in the spirit of structural complexity and obtain analogues of well-known results by Baker, Gill, and
Peter Bürgisser
doaj   +3 more sources

Value sets of bivariate folding polynomials over finite fields [PDF]

open access: yes, 2017
We find the cardinality of the value sets of polynomial maps associated with simple complex Lie algebras $B_2$ and $G_2$ over finite fields. We achieve this by using a characterization of their fixed points in terms of sums of roots of unity.Comment: 16 ...
Küçüksakallı, Ömer
core   +2 more sources

On polynomial factorization over finite fields [PDF]

open access: yesMathematics of Computation, 1981
Let f ( x ) f(x) be a polynomial over a finite field F. An algorithm for determining the degrees of the factors of f ( x ) f(x) is presented. As in the Berlekamp algorithm (1968) for determining the factors of f ( x )
Gunji, Hiroshi, Arnon, Dennis
openaire   +1 more source

Faster Polynomial Multiplication over Finite Fields [PDF]

open access: yesJournal of the ACM, 2017
Polynomials over finite fields play a central role in algorithms for cryptography, error correcting codes, and computer algebra. The complexity of multiplying such polynomials is still a major open problem. Let p be a prime, and let M p ( n )
Harvey, David   +2 more
openaire   +3 more sources

Deterministic Construction of Compressed Sensing Matrices via Vector Spaces Over Finite Fields

open access: yesIEEE Access, 2020
Compressed Sensing (CS) is a new signal processing theory under the condition that the signal is sparse or compressible. One of the central problems in compressed sensing is the construction of sensing matrices.
Xuemei Liu, Lihua Jia
doaj   +1 more source

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