Results 111 to 120 of about 3,309 (193)

Simple quasigroups [PDF]

open access: diamond, 1944
R. H. Bruck
openalex   +1 more source

A Note on the Quasigroup of Lai–Massey Structures

open access: yesCryptography
In our paper, we explore the consequences of replacing the commutative group operation used in Lai–Massey structures with a quasigroup operation. We introduce four quasigroup versions of the Lai–Massey structure and prove that for quasigroups isotopic ...
George Teşeleanu
doaj   +1 more source

Quantum quasigroups and loops

open access: yesJournal of Algebra, 2016
A quantum quasigroup is a family \((A,\nabla,\Delta)\), where \((A,\nabla)\) is a magma in a given symmetric monoidal category, \((A,\Delta)\) is a comagma in the same category, such that the compositions \((\Delta\otimes 1_A)\circ(1_A\otimes\nabla)\) and \((1_A\otimes\Delta)(\nabla\otimes 1_A)\) are invertible.
openaire   +2 more sources

Varieties of Hexagonal Quasigroups

open access: yesJournal of Algebra, 1993
The decomposition of a complete graph into disjoint cycles can be used to define a binary operation \(\star\) on the vertices of the graph -- if a cycle is \((\dots, a, b, c, \dots)\) then \(a \star b = c\) and \(c \star b = a\). In general the groupoid thus obtained is not a quasigroup, but when the decomposition satisfies an extra condition, known as
openaire   +2 more sources

Graph decomposition and quasigroup identities

open access: yesLe Matematiche, 1990
See directly the article.
Curt Lindner
doaj  

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