Results 31 to 40 of about 998 (166)

Pseudococyclic Partial Hadamard Matrices over Latin Rectangles

open access: yesMathematics, 2021
The classical design of cocyclic Hadamard matrices has recently been generalized by means of both the notions of the cocycle of Hadamard matrices over Latin rectangles and the pseudococycle of Hadamard matrices over quasigroups.
Raúl M. Falcón   +4 more
doaj   +1 more source

Securing Retinal Template Using Quasigroups

open access: yesJournal of Advances in Information Technology, 2011
Biometric plays important role in person recognition and identification. It is more secure than the traditional systems like password and token based systems. The traditional systems can be stolen, misplaced or destroyed.
N. Radha, T. Rubya, S. Karthikeyan
doaj   +1 more source

Classification of generalized ternary quadratic quasigroup functional equations of the length three

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2019
A functional equation is called: generalized if all functional variables are pairwise different; ternary if all its functional variables are ternary; quadratic if each individual variable has exactly two appearances; quasigroup if its solutions are ...
F.M. Sokhatsky, A.V. Tarasevych
doaj   +1 more source

Schroder T-quasigroups of generalized associativity

open access: yesActa et Commentationes: Ştiinţe Exacte şi ale Naturii, 2023
We prolong research of Schroder quasigroups and Schr ¨ oder T-quasigroups ¨ [14].
Victor Shcherbacov
doaj   +1 more source

New Developments in Quasigroup-Based Cryptography

open access: yes, 2014
This chapter offers an overview of new developments in quasigroup-based cryptography, especially of new defined quasigroup-based block ciphers and stream ciphers, hash functions and message authentication codes, PRNGs, public key cryptosystems, etc ...
Mileva, Aleksandra
core   +2 more sources

Parastrophe of Some Inverse Properties in Quasigroups

open access: yesMathematics
This work investigates the relationship between the parastrophes of some notion of inverses in quasigroups. Our findings reveal that, of the 5 parastrophes of LIP quasigroup, (23) parastrophe is a LIP quasigroup, (12) and (132) parastrophes are RIP ...
Yakub T. Oyebo   +3 more
doaj   +1 more source

Q-Neutrosophic Spherical-Cubic Soft Algebra for Enhancing Residential Space Art Design Courses Quality in IoT-Enabled Smart Factories [PDF]

open access: yesNeutrosophic Sets and Systems
This paper introduces a new mathematical model called Q-Neutrosophic Spherical-Cubic Soft Evaluation Algebra (Q-NSCSEA) to support the improvement of educational practices in residential space art design courses. These courses are increasingly integrated
Xiaodan Kong
doaj   +1 more source

Half quasigroups and generalized quasigroup orthogonality

open access: yesDiscrete Mathematics, 2011
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +2 more sources

Despre CM-grupoizi cu unităt, i multiple s, i bucle de stânga mediale topologice

open access: yesActa et Commentationes: Ştiinţe Exacte şi ale Naturii, 2022
În această lucrare sunt examinate proprietăţi ale CM-groupoizilor cu unităţi multiple şi a buclelor de stânga topologice mediale. Au fost determinate condiţiile pentru care un CM-groupoid devine CM-quasigroup. Este propusă o metodă nouă de construcţie a
Liubomir Chiriac   +3 more
doaj   +1 more source

Napoleon’s quasigroups

open access: yesMathematica Slovaca, 2011
Abstract Napoleon’s quasigroups are idempotent medial quasigroups satisfying the identity (ab·b)(b·ba) = b. In works by V. Volenec geometric terminology has been introduced in medial quasigroups, enabling proofs of many theorems of plane geometry to be carried out by formal calculations in a quasigroup.
openaire   +3 more sources

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