Results 51 to 60 of about 986 (177)

Mersenne and Fermat numbers [PDF]

open access: yesProceedings of the American Mathematical Society, 1954
The first seventeen even perfect numbers are therefore obtained by substituting these values of n in the expression 2 n-(2n -1). The first twelve of the Mersenne primes have been known since 1914; the twelfth, 21271, was indeed found by Lucas as early as 1876, and for the next seventy-five years was the largest known prime.
openaire   +2 more sources

A Generalization of Gaussian Balancing and Gaussian Balancing‐Lucas Numbers With Applications

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2026, Issue 1, 2026.
In this paper, we study a generalization of Gaussian balancing and Gaussian Lucas‐balancing numbers, we find their generating functions, Binet formulas, related matrix representation, and many other properties. Also, we provide some applications in cryptography.
T. Al-Asoully   +2 more
wiley   +1 more source

Divisors of Mersenne numbers [PDF]

open access: yesMathematics of Computation, 1983
We add to the heuristic and empirical evidence for a conjecture of Gillies about the distribution of the prime divisors of Mersenne numbers. We list some large prime divisors of Mersenne numbers
openaire   +2 more sources

Trustworthy Distributed Load Forecasting in Resource‐Limited Smart Grids and Buildings via Random Layer Aggregation

open access: yesInternational Journal of Intelligent Systems, Volume 2026, Issue 1, 2026.
Federated learning (FL) is a privacy‐preserving method for short‐term load forecasting in energy networks. However, current defense mechanisms against adversarial attacks often depend on supplementary machine learning frameworks, such as anomaly detection models or Byzantine‐robust aggregators.
Habib Ullah Manzoor   +5 more
wiley   +1 more source

An Ultra-light PRNG Passing Strict Randomness Tests and Suitable for Low Cost Tags

open access: yesAdvances in Electrical and Computer Engineering, 2016
A pseudo-random number generator for low-cost RFID tags is presented. The scheme is simple, sequential and secure, yet has a high performance. Despite its lowest hardware complexity, our proposal represents a better alternative than previous proposals ...
OZCANHAN, M. H.   +2 more
doaj   +1 more source

Keystroke Dynamics-Based Authentication Using Unique Keypad

open access: yesSensors, 2021
Authentication methods using personal identification number (PIN) and unlock patterns are widely used in smartphone user authentication. However, these authentication methods are vulnerable to shoulder-surfing attacks, and PIN authentication, in ...
Maro Choi   +3 more
doaj   +1 more source

Assessing the problem of excitation light scattering in high‐viscosity jets used in serial crystallography sample delivery

open access: yesJournal of Applied Crystallography, Volume 58, Issue 6, Page 2078-2089, December 2025.
We experimentally demonstrate that the scattering‐induced decrease in light intensity experienced by a crystal embedded in a high‐viscosity jet is very limited in materials such as lipidic cubic phase or hydroxyethyl cellulose, and therefore cannot justify the use of pump energies exceeding the linear excitation regime under realistic experimental ...
Stanisław Niziński   +5 more
wiley   +1 more source

Prime-Field Masking in Hardware and its Soundness against Low-Noise SCA Attacks

open access: yesTransactions on Cryptographic Hardware and Embedded Systems, 2023
A recent study suggests that arithmetic masking in prime fields leads to stronger security guarantees against passive physical adversaries than Boolean masking.
Gaëtan Cassiers   +4 more
doaj   +1 more source

StorjLedger: An Innovative Distributed Storage Ecosystem That Overcomes Blockchain Trade‐Offs Using Erasure‐Coded Sharding and Proof‐of‐Storage Consensus

open access: yesEngineering Reports, Volume 7, Issue 10, October 2025.
StorjLedger leverages erasure‐coded sharding and Proof‐of‐Storage to deliver nearly 1000 transactions per second with sub‐second latency, 98% data redundancy, and 76% lower storage costs, resolving the blockchain trilemma by harmonizing scalability, security, and decentralization.
Saha Reno, Koushik Roy
wiley   +1 more source

On some new families of $k$-Mersenne and generalized $k$-Gaussian Mersenne numbers and their polynomials

open access: yesContributions to Discrete Mathematics, 2023
In this paper, we define the generalized k-Mersenne numbers and give a formula of generalized Mersenne polynomials and further, we study their properties. Moreover, we define Gaussian Mersenne numbers and obtain some identities like Binet Formula, Cassini's identity, D'Ocagne's Identity, and generating functions.
Munesh Kumari   +2 more
openaire   +2 more sources

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