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Research on group type theory and its functorial semantic models in category logic. [PDF]

open access: yesPLoS ONE
This paper explores the introduction of group structures within type theory, drawing from the algebraic theory proposed by Roy L. Crole. We define types with group structures and demonstrate that models of these types in categories with finite products ...
Jian-Gang Tang   +3 more
doaj   +2 more sources

The Quantum States of a Graph

open access: yesMathematics, 2023
Quantum codes are crucial building blocks of quantum computers. With a self-dual quantum code is attached, canonically, a unique stabilised quantum state. Improving on a previous publication, we show how to determine the coefficients on the basis of kets
Mohd Arif Raza   +8 more
doaj   +1 more source

A New Code Based Signature Scheme for Blockchain Technology

open access: yesMathematics, 2023
Blockchain is a method of recording information that makes it not feasible for the system to be replaced, attacked, or manipulated. A blockchain is equipped with a notebook that copies and processes the various procedures across the network of computers ...
Adel Alahmadi   +5 more
doaj   +1 more source

There are no Carmichael numbers of the form $2^np+1$ with $p$ prime

open access: yesComptes Rendus. Mathématique, 2022
In this paper, we prove the theorem announced in the title.
Alahmadi, Adel, Luca, Florian
doaj   +1 more source

DNA Code Design Based on the Cosets of Codes over Z4

open access: yesMathematics, 2023
DNA code design is a challenging problem, and it has received great attention in the literature due to its applications in DNA data storage, DNA origami, and DNA computing. The primary focus of this paper is in constructing new DNA codes using the cosets
Adel N. Alahmadi   +2 more
doaj   +1 more source

Connections between Linear Complementary Dual Codes, Permanents and Geometry

open access: yesMathematics, 2023
Linear codes with complementary duals, or LCD codes, have recently been applied to side-channel and fault injection attack-resistant cryptographic countermeasures.
Adel N. Alahmadi   +5 more
doaj   +1 more source

On the sum of the reciprocals of k-generalized Fibonacci numbers

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2022
In this note, we that if {Fn(k)}n≥0{\left\{ {F_n^{\left( k \right)}} \right\}_{n \ge 0}} denotes the k-generalized Fibonacci sequence then for n ≥ 2 the closest integer to the reciprocal of ∑m≥n1/Fm(k)\sum\nolimits_{m \ge n} {1/F_m^{\left( k \right)}} is
Alahmadi Adel, Luca Florian
doaj   +1 more source

On Restricted Cohomology of Modular Classical Lie Algebras and Their Applications

open access: yesMathematics, 2022
In this paper, we study the restricted cohomology of Lie algebras of semisimple and simply connected algebraic groups in positive characteristics with coefficients in simple restricted modules and their applications in studying the connections between ...
Sherali S. Ibraev   +2 more
doaj   +1 more source

Quasi self-dual codes over non-unital rings from three-class association schemes

open access: yesAIMS Mathematics, 2023
Let $ E $ and $ I $ denote the two non-unital rings of order 4 in the notation of (Fine, 93) defined by generators and relations as $ E = \langle a, b \mid 2a = 2b = 0, a^2 = a, b^2 = b, ab = a, ba = b\rangle $ and $ I = \langle a, b \mid 2a = 2b = 0, a ...
Adel Alahmadi   +2 more
doaj   +1 more source

Nonrepetitive colorings of lexicographic product of graphs [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2014
Special issue PRIMA ...
Balázs Keszegh   +2 more
doaj   +1 more source

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