Results 31 to 40 of about 9,407 (175)

Cyclotomic numerical semigroups

open access: yes, 2016
Given a numerical semigroup $S$, we let $\mathrm P_S(x)=(1-x)\sum_{s\in S}x^s$ be its semigroup polynomial. We study cyclotomic numerical semigroups; these are numerical semigroups $S$ such that $\mathrm P_S(x)$ has all its roots in the unit disc.
Ciolan, Emil-Alexandru   +2 more
core   +1 more source

On the ρ-values of complete families of pairing-friendly elliptic curves

open access: yesJournal of Mathematical Cryptology, 2012
The parameter ρ of a complete family of pairing-friendly elliptic curves represents how suitable some given elliptic curves are in pairing-based cryptographic schemes. The superiority of the curves depends on how close ρ is to 1.
Okano Keiji
doaj   +1 more source

A New Provably Secure Cryptosystem Using Dedekind Domain Direct Product Approach

open access: yesRatio Mathematica, 2018
We would like to prevent, detect, and protect communication and information systems' attacks, which include unauthorized reading of a message of file and traffic analysis or active attacks, such as modification of messages or files, and denial of service
Amir Hassani Karbasi
doaj   +1 more source

Data Clustering Method for Fault‐Tolerant Privacy Protection of Smart Grid Based on BGN Homomorphic Encryption Algorithm

open access: yesEngineering Reports, Volume 8, Issue 4, April 2026.
Smart meter (SM): Collect the data of users' electricity consumption periodically, and preprocess the noise reduction by using the Robust Local Weighted Regression algorithm, then encrypt the private data in it by Boneh‐Goh‐Nissim homomorphic encryption, and submit the encrypted private data to the fog node.
Jiangtao Guo   +5 more
wiley   +1 more source

A P‐adic class formula for Anderson t‐modules

open access: yesJournal of the London Mathematical Society, Volume 113, Issue 4, April 2026.
Abstract In 2012, Taelman proved a class formula for L$L$‐series associated to Drinfeld Fq[θ]$\mathbb {F}_q[\theta]$‐modules and considered it as a function field analogue of the Birch and Swinnerton‐Dyer conjecture. Since then, Taelman's class formula has been generalized to the setting of Anderson t$t$‐modules.
Alexis Lucas
wiley   +1 more source

Inverse cyclotomic polynomials

open access: yesJournal of Number Theory, 2009
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +3 more sources

Bounds on ternary cyclotomic coefficients

open access: yes, 2008
We present a new bound on $A = \max_n |a_{pqr}(n)|$, where $a_{pqr}(n)$ are the coefficients of a ternary cyclotomic polynomial.
Bzdega, Bartlomiej
core   +2 more sources

Ordinary primes for GL2$\operatorname{GL}_2$‐type abelian varieties and weight 2 modular forms

open access: yesMathematika, Volume 72, Issue 2, April 2026.
Abstract Let A$A$ be a g$g$‐dimensional abelian variety defined over a number field F$F$. It is conjectured that the set of ordinary primes of A$A$ over F$F$ has positive density, and this is known to be true when g=1,2$g=1, 2$, or for certain abelian varieties with extra endomorphisms.
Tian Wang, Pengcheng Zhang
wiley   +1 more source

An integral formula for the coefficients of the inverse cyclotomic polynomial

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica
Some recent advances related to an integral formula for the coefficients of inverse cyclotomic polynomials, including applications and numerical simulations are given.
Andrica Dorin   +2 more
doaj   +1 more source

Cyclotomy and permutation polynomials of large indices [PDF]

open access: yes, 2012
We use cyclotomy to design new classes of permutation polynomials over finite fields. This allows us to generate many classes of permutation polynomials in an algorithmic way.
Wang, Qiang
core  

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